*/
#include "python-complements.h"
-#include <babeltrace/ctf-ir/event-types-internal.h>
-#include <babeltrace/ctf-ir/event-fields-internal.h>
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
+#include <babeltrace/ctf-ir/fields-internal.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/clock-internal.h>
#include <babeltrace/iterator.h>
attributes.c \
clock.c \
event.c \
- event-fields.c \
- event-types.c \
+ fields.c \
+ field-types.c \
field-path.c \
stream.c \
stream-class.c \
+++ /dev/null
-/*
- * event-fields.c
- *
- * Babeltrace CTF IR - Event Fields
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <babeltrace/ctf-writer/event-fields.h>
-#include <babeltrace/ctf-ir/event-fields-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
-#include <babeltrace/object-internal.h>
-#include <babeltrace/ref.h>
-#include <babeltrace/compiler.h>
-#include <babeltrace/compat/fcntl.h>
-
-#define PACKET_LEN_INCREMENT (getpagesize() * 8 * CHAR_BIT)
-
-static
-struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_enumeration_create(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_floating_point_create(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_structure_create(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_variant_create(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_array_create(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_sequence_create(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *);
-
-static
-void bt_ctf_field_destroy(struct bt_object *);
-static
-void bt_ctf_field_integer_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_structure_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_variant_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_array_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_sequence_destroy(struct bt_ctf_field *);
-static
-void bt_ctf_field_string_destroy(struct bt_ctf_field *);
-
-static
-int bt_ctf_field_generic_validate(struct bt_ctf_field *);
-static
-int bt_ctf_field_structure_validate(struct bt_ctf_field *);
-static
-int bt_ctf_field_variant_validate(struct bt_ctf_field *);
-static
-int bt_ctf_field_enumeration_validate(struct bt_ctf_field *);
-static
-int bt_ctf_field_array_validate(struct bt_ctf_field *);
-static
-int bt_ctf_field_sequence_validate(struct bt_ctf_field *);
-
-static
-int bt_ctf_field_generic_reset(struct bt_ctf_field *);
-static
-int bt_ctf_field_structure_reset(struct bt_ctf_field *);
-static
-int bt_ctf_field_variant_reset(struct bt_ctf_field *);
-static
-int bt_ctf_field_enumeration_reset(struct bt_ctf_field *);
-static
-int bt_ctf_field_array_reset(struct bt_ctf_field *);
-static
-int bt_ctf_field_sequence_reset(struct bt_ctf_field *);
-static
-int bt_ctf_field_string_reset(struct bt_ctf_field *);
-
-static
-int bt_ctf_field_integer_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_structure_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_variant_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_array_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_sequence_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-static
-int bt_ctf_field_string_serialize(struct bt_ctf_field *,
- struct ctf_stream_pos *);
-
-static
-int bt_ctf_field_integer_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-static
-int bt_ctf_field_enumeration_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-static
-int bt_ctf_field_floating_point_copy(struct bt_ctf_field *,
- struct bt_ctf_field *);
-static
-int bt_ctf_field_structure_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-static
-int bt_ctf_field_variant_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-static
-int bt_ctf_field_array_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-static
-int bt_ctf_field_sequence_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-static
-int bt_ctf_field_string_copy(struct bt_ctf_field *, struct bt_ctf_field *);
-
-static
-int increase_packet_size(struct ctf_stream_pos *pos);
-
-static
-struct bt_ctf_field *(* const field_create_funcs[])(
- struct bt_ctf_field_type *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_create,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_create,
- [BT_CTF_TYPE_ID_FLOAT] =
- bt_ctf_field_floating_point_create,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_create,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_create,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_create,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_create,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_create,
-};
-
-static
-void (* const field_destroy_funcs[])(struct bt_ctf_field *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_destroy,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_destroy,
- [BT_CTF_TYPE_ID_FLOAT] =
- bt_ctf_field_floating_point_destroy,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_destroy,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_destroy,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_destroy,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_destroy,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_destroy,
-};
-
-static
-int (* const field_validate_funcs[])(struct bt_ctf_field *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_validate,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_validate,
- [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_validate,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_validate,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_validate,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_validate,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_validate,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_generic_validate,
-};
-
-static
-int (* const field_reset_funcs[])(struct bt_ctf_field *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_reset,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_reset,
- [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_reset,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_reset,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_reset,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_reset,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_reset,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_reset,
-};
-
-static
-int (* const field_serialize_funcs[])(struct bt_ctf_field *,
- struct ctf_stream_pos *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_serialize,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_serialize,
- [BT_CTF_TYPE_ID_FLOAT] =
- bt_ctf_field_floating_point_serialize,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_serialize,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_serialize,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_serialize,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_serialize,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_serialize,
-};
-
-static
-int (* const field_copy_funcs[])(struct bt_ctf_field *,
- struct bt_ctf_field *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_copy,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_copy,
- [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_floating_point_copy,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_copy,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_copy,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_copy,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_copy,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_copy,
-};
-
-struct bt_ctf_field *bt_ctf_field_create(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field *field = NULL;
- enum bt_ctf_type_id type_id;
- int ret;
-
- if (!type) {
- goto error;
- }
-
- type_id = bt_ctf_field_type_get_type_id(type);
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN ||
- type_id >= BT_CTF_NR_TYPE_IDS) {
- goto error;
- }
-
- /* Field class MUST be valid */
- ret = bt_ctf_field_type_validate(type);
-
- if (ret) {
- /* Invalid */
- goto error;
- }
-
- field = field_create_funcs[type_id](type);
- if (!field) {
- goto error;
- }
-
- /* The type's declaration can't change after this point */
- bt_ctf_field_type_freeze(type);
- bt_get(type);
- bt_object_init(field, bt_ctf_field_destroy);
- field->type = type;
-error:
- return field;
-}
-
-void bt_ctf_field_get(struct bt_ctf_field *field)
-{
- bt_get(field);
-}
-
-void bt_ctf_field_put(struct bt_ctf_field *field)
-{
- bt_put(field);
-}
-
-struct bt_ctf_field_type *bt_ctf_field_get_type(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_type *ret = NULL;
-
- if (!field) {
- goto end;
- }
-
- ret = field->type;
- bt_get(ret);
-end:
- return ret;
-}
-
-enum bt_ctf_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field)
-{
- enum bt_ctf_type_id ret = BT_CTF_TYPE_ID_UNKNOWN;
-
- if (!field) {
- goto end;
- }
-
- ret = bt_ctf_field_type_get_type_id(field->type);
-end:
- return ret;
-}
-
-int bt_ctf_field_is_integer(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_INTEGER;
-}
-
-int bt_ctf_field_is_floating_point(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_FLOAT;
-}
-
-int bt_ctf_field_is_enumeration(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_ENUM;
-}
-
-int bt_ctf_field_is_string(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_STRING;
-}
-
-int bt_ctf_field_is_structure(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_STRUCT;
-}
-
-int bt_ctf_field_is_array(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_ARRAY;
-}
-
-int bt_ctf_field_is_sequence(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_SEQUENCE;
-}
-
-int bt_ctf_field_is_variant(struct bt_ctf_field *field)
-{
- return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_VARIANT;
-}
-
-struct bt_ctf_field *bt_ctf_field_sequence_get_length(
- struct bt_ctf_field *field)
-{
- struct bt_ctf_field *ret = NULL;
- struct bt_ctf_field_sequence *sequence;
-
- if (!field) {
- goto end;
- }
-
- if (bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_SEQUENCE) {
- goto end;
- }
-
- sequence = container_of(field, struct bt_ctf_field_sequence, parent);
- ret = sequence->length;
- bt_get(ret);
-end:
- return ret;
-}
-
-int bt_ctf_field_sequence_set_length(struct bt_ctf_field *field,
- struct bt_ctf_field *length_field)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *length_type;
- struct bt_ctf_field_integer *length;
- struct bt_ctf_field_sequence *sequence;
- uint64_t sequence_length;
-
- if (!field || !length_field) {
- ret = -1;
- goto end;
- }
- if (bt_ctf_field_type_get_type_id(length_field->type) !=
- BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- length_type = container_of(length_field->type,
- struct bt_ctf_field_type_integer, parent);
- /* The length field must be unsigned */
- if (length_type->declaration.signedness) {
- ret = -1;
- goto end;
- }
-
- length = container_of(length_field, struct bt_ctf_field_integer,
- parent);
- sequence_length = length->definition.value._unsigned;
- sequence = container_of(field, struct bt_ctf_field_sequence, parent);
- if (sequence->elements) {
- g_ptr_array_free(sequence->elements, TRUE);
- bt_put(sequence->length);
- }
-
- sequence->elements = g_ptr_array_sized_new((size_t)sequence_length);
- if (!sequence->elements) {
- ret = -1;
- goto end;
- }
-
- g_ptr_array_set_free_func(sequence->elements,
- (GDestroyNotify) bt_put);
- g_ptr_array_set_size(sequence->elements, (size_t) sequence_length);
- bt_get(length_field);
- sequence->length = length_field;
-end:
- return ret;
-}
-
-struct bt_ctf_field *bt_ctf_field_structure_get_field(
- struct bt_ctf_field *field, const char *name)
-{
- struct bt_ctf_field *new_field = NULL;
- GQuark field_quark;
- struct bt_ctf_field_structure *structure;
- struct bt_ctf_field_type *field_type = NULL;
- size_t index;
-
- if (!field || !name ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRUCT) {
- goto error;
- }
-
- field_quark = g_quark_from_string(name);
- structure = container_of(field, struct bt_ctf_field_structure, parent);
- field_type =
- bt_ctf_field_type_structure_get_field_type_by_name(field->type,
- name);
- if (!g_hash_table_lookup_extended(structure->field_name_to_index,
- GUINT_TO_POINTER(field_quark), NULL, (gpointer *)&index)) {
- goto error;
- }
-
- if (structure->fields->pdata[index]) {
- new_field = structure->fields->pdata[index];
- goto end;
- }
-
- new_field = bt_ctf_field_create(field_type);
- if (!new_field) {
- goto error;
- }
-
- structure->fields->pdata[index] = new_field;
-end:
- bt_get(new_field);
-error:
- if (field_type) {
- bt_put(field_type);
- }
- return new_field;
-}
-
-struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index(
- struct bt_ctf_field *field, int index)
-{
- int ret;
- const char *field_name;
- struct bt_ctf_field_structure *structure;
- struct bt_ctf_field_type *structure_type;
- struct bt_ctf_field_type *field_type = NULL;
- struct bt_ctf_field *ret_field = NULL;
-
- if (!field ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRUCT) {
- goto end;
- }
-
- structure = container_of(field, struct bt_ctf_field_structure, parent);
- if (index >= structure->fields->len) {
- goto error;
- }
-
- ret_field = structure->fields->pdata[index];
- if (ret_field) {
- goto end;
- }
-
- /* Field has not been instanciated yet, create it */
- structure_type = bt_ctf_field_get_type(field);
- if (!structure_type) {
- goto error;
- }
-
- ret = bt_ctf_field_type_structure_get_field(structure_type,
- &field_name, &field_type, index);
- bt_put(structure_type);
- if (ret) {
- goto error;
- }
-
- ret_field = bt_ctf_field_create(field_type);
- if (!ret_field) {
- goto error;
- }
-
- structure->fields->pdata[index] = ret_field;
-end:
- bt_get(ret_field);
-error:
- bt_put(field_type);
- return ret_field;
-}
-
-BT_HIDDEN
-int bt_ctf_field_structure_set_field(struct bt_ctf_field *field,
- const char *name, struct bt_ctf_field *value)
-{
- int ret = 0;
- GQuark field_quark;
- struct bt_ctf_field_structure *structure;
- struct bt_ctf_field_type *expected_field_type = NULL;
- size_t index;
-
- if (!field || !name || !value ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRUCT) {
- ret = -1;
- goto end;
- }
-
- field_quark = g_quark_from_string(name);
- structure = container_of(field, struct bt_ctf_field_structure, parent);
- expected_field_type =
- bt_ctf_field_type_structure_get_field_type_by_name(field->type,
- name);
-
- if (bt_ctf_field_type_compare(expected_field_type, value->type)) {
- ret = -1;
- goto end;
- }
-
- if (!g_hash_table_lookup_extended(structure->field_name_to_index,
- GUINT_TO_POINTER(field_quark), NULL, (gpointer *) &index)) {
- goto end;
- }
-
- if (structure->fields->pdata[index]) {
- bt_put(structure->fields->pdata[index]);
- }
-
- structure->fields->pdata[index] = value;
- bt_get(value);
-end:
- if (expected_field_type) {
- bt_put(expected_field_type);
- }
- return ret;
-}
-
-struct bt_ctf_field *bt_ctf_field_array_get_field(struct bt_ctf_field *field,
- uint64_t index)
-{
- struct bt_ctf_field *new_field = NULL;
- struct bt_ctf_field_type *field_type = NULL;
- struct bt_ctf_field_array *array;
-
- if (!field || bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_ARRAY) {
- goto end;
- }
-
- array = container_of(field, struct bt_ctf_field_array, parent);
- if (index >= array->elements->len) {
- goto end;
- }
-
- field_type = bt_ctf_field_type_array_get_element_type(field->type);
- if (array->elements->pdata[(size_t)index]) {
- new_field = array->elements->pdata[(size_t)index];
- goto end;
- }
-
- new_field = bt_ctf_field_create(field_type);
- array->elements->pdata[(size_t)index] = new_field;
-end:
- if (field_type) {
- bt_put(field_type);
- }
- if (new_field) {
- bt_get(new_field);
- }
- return new_field;
-}
-
-struct bt_ctf_field *bt_ctf_field_sequence_get_field(struct bt_ctf_field *field,
- uint64_t index)
-{
- struct bt_ctf_field *new_field = NULL;
- struct bt_ctf_field_type *field_type = NULL;
- struct bt_ctf_field_sequence *sequence;
-
- if (!field || bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_SEQUENCE) {
- goto end;
- }
-
- sequence = container_of(field, struct bt_ctf_field_sequence, parent);
- if (!sequence->elements || sequence->elements->len <= index) {
- goto end;
- }
-
- field_type = bt_ctf_field_type_sequence_get_element_type(field->type);
- if (sequence->elements->pdata[(size_t) index]) {
- new_field = sequence->elements->pdata[(size_t) index];
- goto end;
- }
-
- new_field = bt_ctf_field_create(field_type);
- sequence->elements->pdata[(size_t) index] = new_field;
-end:
- if (field_type) {
- bt_put(field_type);
- }
- if (new_field) {
- bt_get(new_field);
- }
- return new_field;
-}
-
-struct bt_ctf_field *bt_ctf_field_variant_get_field(struct bt_ctf_field *field,
- struct bt_ctf_field *tag_field)
-{
- struct bt_ctf_field *new_field = NULL;
- struct bt_ctf_field_variant *variant;
- struct bt_ctf_field_type_variant *variant_type;
- struct bt_ctf_field_type *field_type;
- struct bt_ctf_field *tag_enum = NULL;
- struct bt_ctf_field_integer *tag_enum_integer;
- int64_t tag_enum_value;
-
- if (!field || !tag_field ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_VARIANT ||
- bt_ctf_field_type_get_type_id(tag_field->type) !=
- BT_CTF_TYPE_ID_ENUM) {
- goto end;
- }
-
- variant = container_of(field, struct bt_ctf_field_variant, parent);
- variant_type = container_of(field->type,
- struct bt_ctf_field_type_variant, parent);
- tag_enum = bt_ctf_field_enumeration_get_container(tag_field);
- if (!tag_enum) {
- goto end;
- }
-
- tag_enum_integer = container_of(tag_enum, struct bt_ctf_field_integer,
- parent);
-
- if (bt_ctf_field_validate(tag_field) < 0) {
- goto end;
- }
-
- tag_enum_value = tag_enum_integer->definition.value._signed;
-
- /*
- * If the variant currently has a tag and a payload, and if the
- * requested tag value is the same as the current one, return
- * the current payload instead of creating a fresh one.
- */
- if (variant->tag && variant->payload) {
- struct bt_ctf_field *cur_tag_container = NULL;
- struct bt_ctf_field_integer *cur_tag_enum_integer;
- int64_t cur_tag_value;
-
- cur_tag_container =
- bt_ctf_field_enumeration_get_container(variant->tag);
- assert(cur_tag_container);
- cur_tag_enum_integer = container_of(cur_tag_container,
- struct bt_ctf_field_integer, parent);
- bt_put(cur_tag_container);
- cur_tag_value = cur_tag_enum_integer->definition.value._signed;
-
- if (cur_tag_value == tag_enum_value) {
- new_field = variant->payload;
- bt_get(new_field);
- goto end;
- }
- }
-
- field_type = bt_ctf_field_type_variant_get_field_type_signed(
- variant_type, tag_enum_value);
- if (!field_type) {
- goto end;
- }
-
- new_field = bt_ctf_field_create(field_type);
- if (!new_field) {
- goto end;
- }
-
- bt_put(variant->tag);
- bt_put(variant->payload);
- bt_get(new_field);
- bt_get(tag_field);
- variant->tag = tag_field;
- variant->payload = new_field;
-end:
- bt_put(tag_enum);
- return new_field;
-}
-
-struct bt_ctf_field *bt_ctf_field_variant_get_current_field(
- struct bt_ctf_field *variant_field)
-{
- struct bt_ctf_field *current_field = NULL;
- struct bt_ctf_field_variant *variant;
-
- if (!variant_field ||
- bt_ctf_field_type_get_type_id(variant_field->type) !=
- BT_CTF_TYPE_ID_VARIANT) {
- goto end;
- }
-
- variant = container_of(variant_field, struct bt_ctf_field_variant,
- parent);
-
- if (variant->payload) {
- current_field = variant->payload;
- bt_get(current_field);
- goto end;
- }
-
-end:
- return current_field;
-}
-
-struct bt_ctf_field *bt_ctf_field_enumeration_get_container(
- struct bt_ctf_field *field)
-{
- struct bt_ctf_field *container = NULL;
- struct bt_ctf_field_enumeration *enumeration;
-
- if (!field || bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_ENUM) {
- goto end;
- }
-
- enumeration = container_of(field, struct bt_ctf_field_enumeration,
- parent);
- if (!enumeration->payload) {
- struct bt_ctf_field_type_enumeration *enumeration_type =
- container_of(field->type,
- struct bt_ctf_field_type_enumeration, parent);
- enumeration->payload =
- bt_ctf_field_create(enumeration_type->container);
- }
-
- container = enumeration->payload;
- bt_get(container);
-end:
- return container;
-}
-
-const char *bt_ctf_field_enumeration_get_mapping_name(
- struct bt_ctf_field *field)
-{
- int ret;
- const char *name = NULL;
- struct bt_ctf_field *container = NULL;
- struct bt_ctf_field_type *container_type = NULL;
- struct bt_ctf_field_type_integer *integer_type = NULL;
- struct bt_ctf_field_type_enumeration *enumeration_type = NULL;
-
- container = bt_ctf_field_enumeration_get_container(field);
- if (!container) {
- goto end;
- }
-
- container_type = bt_ctf_field_get_type(container);
- if (!container_type) {
- goto error_put_container;
- }
-
- integer_type = container_of(container_type,
- struct bt_ctf_field_type_integer, parent);
- enumeration_type = container_of(field->type,
- struct bt_ctf_field_type_enumeration, parent);
-
- if (!integer_type->declaration.signedness) {
- uint64_t value;
- ret = bt_ctf_field_unsigned_integer_get_value(container,
- &value);
- if (ret) {
- goto error_put_container_type;
- }
-
- name = bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
- enumeration_type, value);
- } else {
- int64_t value;
- ret = bt_ctf_field_signed_integer_get_value(container,
- &value);
- if (ret) {
- goto error_put_container_type;
- }
-
- name = bt_ctf_field_type_enumeration_get_mapping_name_signed(
- enumeration_type, value);
- }
-
-error_put_container_type:
- bt_put(container_type);
-error_put_container:
- bt_put(container);
-end:
- return name;
-}
-
-int bt_ctf_field_signed_integer_get_value(struct bt_ctf_field *field,
- int64_t *value)
-{
- int ret = 0;
- struct bt_ctf_field_integer *integer;
- struct bt_ctf_field_type_integer *integer_type;
-
- if (!field || !value || !field->payload_set ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer_type = container_of(field->type,
- struct bt_ctf_field_type_integer, parent);
- if (!integer_type->declaration.signedness) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(field,
- struct bt_ctf_field_integer, parent);
- *value = integer->definition.value._signed;
-end:
- return ret;
-}
-
-int bt_ctf_field_signed_integer_set_value(struct bt_ctf_field *field,
- int64_t value)
-{
- int ret = 0;
- struct bt_ctf_field_integer *integer;
- struct bt_ctf_field_type_integer *integer_type;
- unsigned int size;
- int64_t min_value, max_value;
-
- if (!field ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(field, struct bt_ctf_field_integer, parent);
- integer_type = container_of(field->type,
- struct bt_ctf_field_type_integer, parent);
- if (!integer_type->declaration.signedness) {
- ret = -1;
- goto end;
- }
-
- size = integer_type->declaration.len;
- min_value = -((int64_t)1 << (size - 1));
- max_value = ((int64_t)1 << (size - 1)) - 1;
- if (value < min_value || value > max_value) {
- ret = -1;
- goto end;
- }
-
- integer->definition.value._signed = value;
- integer->parent.payload_set = 1;
-end:
- return ret;
-}
-
-int bt_ctf_field_unsigned_integer_get_value(struct bt_ctf_field *field,
- uint64_t *value)
-{
- int ret = 0;
- struct bt_ctf_field_integer *integer;
- struct bt_ctf_field_type_integer *integer_type;
-
- if (!field || !value || !field->payload_set ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer_type = container_of(field->type,
- struct bt_ctf_field_type_integer, parent);
- if (integer_type->declaration.signedness) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(field,
- struct bt_ctf_field_integer, parent);
- *value = integer->definition.value._unsigned;
-end:
- return ret;
-}
-
-int bt_ctf_field_unsigned_integer_set_value(struct bt_ctf_field *field,
- uint64_t value)
-{
- int ret = 0;
- struct bt_ctf_field_integer *integer;
- struct bt_ctf_field_type_integer *integer_type;
- unsigned int size;
- uint64_t max_value;
-
- if (!field ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(field, struct bt_ctf_field_integer, parent);
- integer_type = container_of(field->type,
- struct bt_ctf_field_type_integer, parent);
- if (integer_type->declaration.signedness) {
- ret = -1;
- goto end;
- }
-
- size = integer_type->declaration.len;
- max_value = (size == 64) ? UINT64_MAX : ((uint64_t)1 << size) - 1;
- if (value > max_value) {
- ret = -1;
- goto end;
- }
-
- integer->definition.value._unsigned = value;
- integer->parent.payload_set = 1;
-end:
- return ret;
-}
-
-int bt_ctf_field_floating_point_get_value(struct bt_ctf_field *field,
- double *value)
-{
- int ret = 0;
- struct bt_ctf_field_floating_point *floating_point;
-
- if (!field || !value || !field->payload_set ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_FLOAT) {
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(field,
- struct bt_ctf_field_floating_point, parent);
- *value = floating_point->definition.value;
-end:
- return ret;
-}
-
-int bt_ctf_field_floating_point_set_value(struct bt_ctf_field *field,
- double value)
-{
- int ret = 0;
- struct bt_ctf_field_floating_point *floating_point;
-
- if (!field ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_FLOAT) {
- ret = -1;
- goto end;
- }
- floating_point = container_of(field, struct bt_ctf_field_floating_point,
- parent);
- floating_point->definition.value = value;
- floating_point->parent.payload_set = 1;
-end:
- return ret;
-}
-
-const char *bt_ctf_field_string_get_value(struct bt_ctf_field *field)
-{
- const char *ret = NULL;
- struct bt_ctf_field_string *string;
-
- if (!field || !field->payload_set ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRING) {
- goto end;
- }
-
- string = container_of(field,
- struct bt_ctf_field_string, parent);
- ret = string->payload->str;
-end:
- return ret;
-}
-
-int bt_ctf_field_string_set_value(struct bt_ctf_field *field,
- const char *value)
-{
- int ret = 0;
- struct bt_ctf_field_string *string;
-
- if (!field || !value ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRING) {
- ret = -1;
- goto end;
- }
-
- string = container_of(field, struct bt_ctf_field_string, parent);
- if (string->payload) {
- g_string_assign(string->payload, value);
- } else {
- string->payload = g_string_new(value);
- }
-
- string->parent.payload_set = 1;
-end:
- return ret;
-}
-
-int bt_ctf_field_string_append(struct bt_ctf_field *field,
- const char *value)
-{
- int ret = 0;
- struct bt_ctf_field_string *string_field;
-
- if (!field || !value ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRING) {
- ret = -1;
- goto end;
- }
-
- string_field = container_of(field, struct bt_ctf_field_string, parent);
-
- if (string_field->payload) {
- g_string_append(string_field->payload, value);
- } else {
- string_field->payload = g_string_new(value);
- }
-
- string_field->parent.payload_set = 1;
-
-end:
- return ret;
-}
-
-int bt_ctf_field_string_append_len(struct bt_ctf_field *field,
- const char *value, unsigned int length)
-{
- int i;
- int ret = 0;
- unsigned int effective_length = length;
- struct bt_ctf_field_string *string_field;
-
- if (!field || !value ||
- bt_ctf_field_type_get_type_id(field->type) !=
- BT_CTF_TYPE_ID_STRING) {
- ret = -1;
- goto end;
- }
-
- string_field = container_of(field, struct bt_ctf_field_string, parent);
-
- /* make sure no null bytes are appended */
- for (i = 0; i < length; ++i) {
- if (value[i] == '\0') {
- effective_length = i;
- break;
- }
- }
-
- if (string_field->payload) {
- g_string_append_len(string_field->payload, value,
- effective_length);
- } else {
- string_field->payload = g_string_new_len(value,
- effective_length);
- }
-
- string_field->parent.payload_set = 1;
-
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_validate(struct bt_ctf_field *field)
-{
- int ret = 0;
- enum bt_ctf_type_id type_id;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(field->type);
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
- ret = -1;
- goto end;
- }
-
- ret = field_validate_funcs[type_id](field);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_reset(struct bt_ctf_field *field)
-{
- int ret = 0;
- enum bt_ctf_type_id type_id;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(field->type);
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
- ret = -1;
- goto end;
- }
-
- ret = field_reset_funcs[type_id](field);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- int ret = 0;
- enum bt_ctf_type_id type_id;
-
- if (!field || !pos) {
- ret = -1;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(field->type);
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
- ret = -1;
- goto end;
- }
-
- ret = field_serialize_funcs[type_id](field, pos);
-end:
- return ret;
-}
-
-struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field)
-{
- int ret;
- struct bt_ctf_field *copy = NULL;
- enum bt_ctf_type_id type_id;
-
- if (!field) {
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(field->type);
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
- goto end;
- }
-
- copy = bt_ctf_field_create(field->type);
- if (!copy) {
- goto end;
- }
-
- copy->payload_set = field->payload_set;
- ret = field_copy_funcs[type_id](field, copy);
- if (ret) {
- bt_put(copy);
- copy = NULL;
- }
-end:
- return copy;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_integer *integer_type = container_of(type,
- struct bt_ctf_field_type_integer, parent);
- struct bt_ctf_field_integer *integer = g_new0(
- struct bt_ctf_field_integer, 1);
-
- if (integer) {
- integer->definition.declaration = &integer_type->declaration;
- }
-
- return integer ? &integer->parent : NULL;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_enumeration_create(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_enumeration *enumeration = g_new0(
- struct bt_ctf_field_enumeration, 1);
-
- return enumeration ? &enumeration->parent : NULL;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_floating_point_create(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_floating_point *floating_point;
- struct bt_ctf_field_type_floating_point *floating_point_type;
-
- floating_point = g_new0(struct bt_ctf_field_floating_point, 1);
- if (!floating_point) {
- goto end;
- }
-
- floating_point_type = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- floating_point->definition.declaration = container_of(
- type->declaration, struct declaration_float, p);
-
-
- floating_point->definition.sign = &floating_point->sign;
- floating_point->sign.declaration = &floating_point_type->sign;
- floating_point->definition.sign->p.declaration =
- &floating_point_type->sign.p;
-
- floating_point->definition.mantissa = &floating_point->mantissa;
- floating_point->mantissa.declaration = &floating_point_type->mantissa;
- floating_point->definition.mantissa->p.declaration =
- &floating_point_type->mantissa.p;
-
- floating_point->definition.exp = &floating_point->exp;
- floating_point->exp.declaration = &floating_point_type->exp;
- floating_point->definition.exp->p.declaration =
- &floating_point_type->exp.p;
-
-end:
- return floating_point ? &floating_point->parent : NULL;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_structure_create(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_structure *structure_type = container_of(type,
- struct bt_ctf_field_type_structure, parent);
- struct bt_ctf_field_structure *structure = g_new0(
- struct bt_ctf_field_structure, 1);
- struct bt_ctf_field *field = NULL;
-
- if (!structure) {
- goto end;
- }
-
- structure->field_name_to_index = structure_type->field_name_to_index;
- structure->fields = g_ptr_array_new_with_free_func(
- (GDestroyNotify)bt_ctf_field_put);
- g_ptr_array_set_size(structure->fields,
- g_hash_table_size(structure->field_name_to_index));
- field = &structure->parent;
-end:
- return field;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_variant_create(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_variant *variant = g_new0(
- struct bt_ctf_field_variant, 1);
- return variant ? &variant->parent : NULL;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_array_create(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_array *array = g_new0(struct bt_ctf_field_array, 1);
- struct bt_ctf_field_type_array *array_type;
- unsigned int array_length;
-
- if (!array || !type) {
- goto error;
- }
-
- array_type = container_of(type, struct bt_ctf_field_type_array, parent);
- array_length = array_type->length;
- array->elements = g_ptr_array_sized_new(array_length);
- if (!array->elements) {
- goto error;
- }
-
- g_ptr_array_set_free_func(array->elements,
- (GDestroyNotify)bt_ctf_field_put);
- g_ptr_array_set_size(array->elements, array_length);
- return &array->parent;
-error:
- g_free(array);
- return NULL;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_sequence_create(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_sequence *sequence = g_new0(
- struct bt_ctf_field_sequence, 1);
- return sequence ? &sequence->parent : NULL;
-}
-
-static
-struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_string *string = g_new0(
- struct bt_ctf_field_string, 1);
- return string ? &string->parent : NULL;
-}
-
-static
-void bt_ctf_field_destroy(struct bt_object *obj)
-{
- struct bt_ctf_field *field;
- struct bt_ctf_field_type *type;
- enum bt_ctf_type_id type_id;
-
- field = container_of(obj, struct bt_ctf_field, base);
- type = field->type;
- type_id = bt_ctf_field_type_get_type_id(type);
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN ||
- type_id >= BT_CTF_NR_TYPE_IDS) {
- return;
- }
-
- field_destroy_funcs[type_id](field);
- bt_put(type);
-}
-
-static
-void bt_ctf_field_integer_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_integer *integer;
-
- if (!field) {
- return;
- }
-
- integer = container_of(field, struct bt_ctf_field_integer, parent);
- g_free(integer);
-}
-
-static
-void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_enumeration *enumeration;
-
- if (!field) {
- return;
- }
-
- enumeration = container_of(field, struct bt_ctf_field_enumeration,
- parent);
- bt_put(enumeration->payload);
- g_free(enumeration);
-}
-
-static
-void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_floating_point *floating_point;
-
- if (!field) {
- return;
- }
-
- floating_point = container_of(field, struct bt_ctf_field_floating_point,
- parent);
- g_free(floating_point);
-}
-
-static
-void bt_ctf_field_structure_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_structure *structure;
-
- if (!field) {
- return;
- }
-
- structure = container_of(field, struct bt_ctf_field_structure, parent);
- g_ptr_array_free(structure->fields, TRUE);
- g_free(structure);
-}
-
-static
-void bt_ctf_field_variant_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_variant *variant;
-
- if (!field) {
- return;
- }
-
- variant = container_of(field, struct bt_ctf_field_variant, parent);
- bt_put(variant->tag);
- bt_put(variant->payload);
- g_free(variant);
-}
-
-static
-void bt_ctf_field_array_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_array *array;
-
- if (!field) {
- return;
- }
-
- array = container_of(field, struct bt_ctf_field_array, parent);
- g_ptr_array_free(array->elements, TRUE);
- g_free(array);
-}
-
-static
-void bt_ctf_field_sequence_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_sequence *sequence;
-
- if (!field) {
- return;
- }
-
- sequence = container_of(field, struct bt_ctf_field_sequence, parent);
- if (sequence->elements) {
- g_ptr_array_free(sequence->elements, TRUE);
- }
- bt_put(sequence->length);
- g_free(sequence);
-}
-
-static
-void bt_ctf_field_string_destroy(struct bt_ctf_field *field)
-{
- struct bt_ctf_field_string *string;
- if (!field) {
- return;
- }
-
- string = container_of(field, struct bt_ctf_field_string, parent);
- if (string->payload) {
- g_string_free(string->payload, TRUE);
- }
- g_free(string);
-}
-
-static
-int bt_ctf_field_generic_validate(struct bt_ctf_field *field)
-{
- return (field && field->payload_set) ? 0 : -1;
-}
-
-static
-int bt_ctf_field_enumeration_validate(struct bt_ctf_field *field)
-{
- int ret;
- struct bt_ctf_field_enumeration *enumeration;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- enumeration = container_of(field, struct bt_ctf_field_enumeration,
- parent);
- if (!enumeration->payload) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_validate(enumeration->payload);
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_structure_validate(struct bt_ctf_field *field)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_structure *structure;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(field, struct bt_ctf_field_structure, parent);
- for (i = 0; i < structure->fields->len; i++) {
- ret = bt_ctf_field_validate(structure->fields->pdata[i]);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_variant_validate(struct bt_ctf_field *field)
-{
- int ret = 0;
- struct bt_ctf_field_variant *variant;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(field, struct bt_ctf_field_variant, parent);
- ret = bt_ctf_field_validate(variant->payload);
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_array_validate(struct bt_ctf_field *field)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_array *array;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- array = container_of(field, struct bt_ctf_field_array, parent);
- for (i = 0; i < array->elements->len; i++) {
- ret = bt_ctf_field_validate(array->elements->pdata[i]);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_sequence_validate(struct bt_ctf_field *field)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_sequence *sequence;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- sequence = container_of(field, struct bt_ctf_field_sequence, parent);
- for (i = 0; i < sequence->elements->len; i++) {
- ret = bt_ctf_field_validate(sequence->elements->pdata[i]);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_generic_reset(struct bt_ctf_field *field)
-{
- int ret = 0;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- field->payload_set = 0;
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_enumeration_reset(struct bt_ctf_field *field)
-{
- int ret = 0;
- struct bt_ctf_field_enumeration *enumeration;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- enumeration = container_of(field, struct bt_ctf_field_enumeration,
- parent);
- if (!enumeration->payload) {
- goto end;
- }
-
- ret = bt_ctf_field_reset(enumeration->payload);
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_structure_reset(struct bt_ctf_field *field)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_structure *structure;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(field, struct bt_ctf_field_structure, parent);
- for (i = 0; i < structure->fields->len; i++) {
- struct bt_ctf_field *member = structure->fields->pdata[i];
-
- if (!member) {
- /*
- * Structure members are lazily initialized; skip if
- * this member has not been allocated yet.
- */
- continue;
- }
-
- ret = bt_ctf_field_reset(member);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_variant_reset(struct bt_ctf_field *field)
-{
- int ret = 0;
- struct bt_ctf_field_variant *variant;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(field, struct bt_ctf_field_variant, parent);
- if (variant->payload) {
- ret = bt_ctf_field_reset(variant->payload);
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_array_reset(struct bt_ctf_field *field)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_array *array;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- array = container_of(field, struct bt_ctf_field_array, parent);
- for (i = 0; i < array->elements->len; i++) {
- struct bt_ctf_field *member = array->elements->pdata[i];
-
- if (!member) {
- /*
- * Array elements are lazily initialized; skip if
- * this member has not been allocated yet.
- */
- continue;
- }
-
- ret = bt_ctf_field_reset(member);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_sequence_reset(struct bt_ctf_field *field)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_sequence *sequence;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- sequence = container_of(field, struct bt_ctf_field_sequence, parent);
- for (i = 0; i < sequence->elements->len; i++) {
- struct bt_ctf_field *member = sequence->elements->pdata[i];
-
- if (!member) {
- /*
- * Sequence elements are lazily initialized; skip if
- * this member has not been allocated yet.
- */
- continue;
- }
-
- ret = bt_ctf_field_reset(member);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_string_reset(struct bt_ctf_field *field)
-{
- int ret = 0;
- struct bt_ctf_field_string *string;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_generic_reset(field);
- if (ret) {
- goto end;
- }
-
- string = container_of(field, struct bt_ctf_field_string, parent);
- if (string->payload) {
- g_string_truncate(string->payload, 0);
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_integer_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- int ret = 0;
- struct bt_ctf_field_integer *integer = container_of(field,
- struct bt_ctf_field_integer, parent);
-
-retry:
- ret = ctf_integer_write(&pos->parent, &integer->definition.p);
- if (ret == -EFAULT) {
- /*
- * The field is too large to fit in the current packet's
- * remaining space. Bump the packet size and retry.
- */
- ret = increase_packet_size(pos);
- if (ret) {
- goto end;
- }
- goto retry;
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- struct bt_ctf_field_enumeration *enumeration = container_of(
- field, struct bt_ctf_field_enumeration, parent);
-
- return bt_ctf_field_serialize(enumeration->payload, pos);
-}
-
-static
-int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- int ret = 0;
- struct bt_ctf_field_floating_point *floating_point = container_of(field,
- struct bt_ctf_field_floating_point, parent);
-
-retry:
- ret = ctf_float_write(&pos->parent, &floating_point->definition.p);
- if (ret == -EFAULT) {
- /*
- * The field is too large to fit in the current packet's
- * remaining space. Bump the packet size and retry.
- */
- ret = increase_packet_size(pos);
- if (ret) {
- goto end;
- }
- goto retry;
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_structure_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_structure *structure = container_of(
- field, struct bt_ctf_field_structure, parent);
-
- while (!ctf_pos_access_ok(pos,
- offset_align(pos->offset,
- field->type->declaration->alignment))) {
- ret = increase_packet_size(pos);
- if (ret) {
- goto end;
- }
- }
-
- if (!ctf_align_pos(pos, field->type->declaration->alignment)) {
- ret = -1;
- goto end;
- }
-
- for (i = 0; i < structure->fields->len; i++) {
- struct bt_ctf_field *field = g_ptr_array_index(
- structure->fields, i);
-
- ret = bt_ctf_field_serialize(field, pos);
- if (ret) {
- break;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_variant_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- struct bt_ctf_field_variant *variant = container_of(
- field, struct bt_ctf_field_variant, parent);
-
- return bt_ctf_field_serialize(variant->payload, pos);
-}
-
-static
-int bt_ctf_field_array_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_array *array = container_of(
- field, struct bt_ctf_field_array, parent);
-
- for (i = 0; i < array->elements->len; i++) {
- ret = bt_ctf_field_serialize(
- g_ptr_array_index(array->elements, i), pos);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_sequence_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_sequence *sequence = container_of(
- field, struct bt_ctf_field_sequence, parent);
-
- for (i = 0; i < sequence->elements->len; i++) {
- ret = bt_ctf_field_serialize(
- g_ptr_array_index(sequence->elements, i), pos);
- if (ret) {
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_string_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_string *string = container_of(field,
- struct bt_ctf_field_string, parent);
- struct bt_ctf_field_type *character_type =
- get_field_type(FIELD_TYPE_ALIAS_UINT8_T);
- struct bt_ctf_field *character = bt_ctf_field_create(character_type);
-
- for (i = 0; i < string->payload->len + 1; i++) {
- ret = bt_ctf_field_unsigned_integer_set_value(character,
- (uint64_t) string->payload->str[i]);
- if (ret) {
- goto end;
- }
-
- ret = bt_ctf_field_integer_serialize(character, pos);
- if (ret) {
- goto end;
- }
- }
-end:
- bt_put(character);
- bt_put(character_type);
- return ret;
-}
-
-static
-int bt_ctf_field_integer_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- struct bt_ctf_field_integer *integer_src, *integer_dst;
-
- integer_src = container_of(src, struct bt_ctf_field_integer, parent);
- integer_dst = container_of(dst, struct bt_ctf_field_integer, parent);
-
- memcpy(&integer_dst->definition, &integer_src->definition,
- sizeof(struct definition_integer));
- return 0;
-}
-
-static
-int bt_ctf_field_enumeration_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- int ret = 0;
- struct bt_ctf_field_enumeration *enum_src, *enum_dst;
-
- enum_src = container_of(src, struct bt_ctf_field_enumeration, parent);
- enum_dst = container_of(dst, struct bt_ctf_field_enumeration, parent);
-
- if (enum_src->payload) {
- enum_dst->payload = bt_ctf_field_copy(enum_src->payload);
- if (!enum_dst->payload) {
- ret = -1;
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_floating_point_copy(
- struct bt_ctf_field *src, struct bt_ctf_field *dst)
-{
- struct bt_ctf_field_floating_point *float_src, *float_dst;
-
- float_src = container_of(src, struct bt_ctf_field_floating_point,
- parent);
- float_dst = container_of(dst, struct bt_ctf_field_floating_point,
- parent);
-
- memcpy(&float_dst->definition, &float_src->definition,
- sizeof(struct definition_float));
- memcpy(&float_dst->sign, &float_src->sign,
- sizeof(struct definition_integer));
- memcpy(&float_dst->mantissa, &float_src->mantissa,
- sizeof(struct definition_integer));
- memcpy(&float_dst->exp, &float_src->exp,
- sizeof(struct definition_integer));
- return 0;
-}
-
-static
-int bt_ctf_field_structure_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- int ret = 0, i;
- struct bt_ctf_field_structure *struct_src, *struct_dst;
-
- struct_src = container_of(src, struct bt_ctf_field_structure, parent);
- struct_dst = container_of(dst, struct bt_ctf_field_structure, parent);
-
- /* This field_name_to_index HT is owned by the structure field type */
- struct_dst->field_name_to_index = struct_src->field_name_to_index;
- g_ptr_array_set_size(struct_dst->fields, struct_src->fields->len);
-
- for (i = 0; i < struct_src->fields->len; i++) {
- struct bt_ctf_field *field =
- g_ptr_array_index(struct_src->fields, i);
- struct bt_ctf_field *field_copy = NULL;
-
- if (field) {
- field_copy = bt_ctf_field_copy(field);
-
- if (!field_copy) {
- ret = -1;
- goto end;
- }
- }
-
- g_ptr_array_index(struct_dst->fields, i) = field_copy;
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_variant_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- int ret = 0;
- struct bt_ctf_field_variant *variant_src, *variant_dst;
-
- variant_src = container_of(src, struct bt_ctf_field_variant, parent);
- variant_dst = container_of(dst, struct bt_ctf_field_variant, parent);
-
- if (variant_src->tag) {
- variant_dst->tag = bt_ctf_field_copy(variant_src->tag);
- if (!variant_dst->tag) {
- ret = -1;
- goto end;
- }
- }
- if (variant_src->payload) {
- variant_dst->payload = bt_ctf_field_copy(variant_src->payload);
- if (!variant_dst->payload) {
- ret = -1;
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_array_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- int ret = 0, i;
- struct bt_ctf_field_array *array_src, *array_dst;
-
- array_src = container_of(src, struct bt_ctf_field_array, parent);
- array_dst = container_of(dst, struct bt_ctf_field_array, parent);
-
- g_ptr_array_set_size(array_dst->elements, array_src->elements->len);
- for (i = 0; i < array_src->elements->len; i++) {
- struct bt_ctf_field *field =
- g_ptr_array_index(array_src->elements, i);
- struct bt_ctf_field *field_copy = NULL;
-
- if (field) {
- field_copy = bt_ctf_field_copy(field);
-
- if (!field_copy) {
- ret = -1;
- goto end;
- }
- }
-
- g_ptr_array_index(array_dst->elements, i) = field_copy;
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_sequence_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- int ret = 0, i;
- struct bt_ctf_field_sequence *sequence_src, *sequence_dst;
- struct bt_ctf_field *src_length;
- struct bt_ctf_field *dst_length;
-
- sequence_src = container_of(src, struct bt_ctf_field_sequence, parent);
- sequence_dst = container_of(dst, struct bt_ctf_field_sequence, parent);
-
- src_length = bt_ctf_field_sequence_get_length(src);
-
- if (!src_length) {
- /* no length set yet: keep destination sequence empty */
- goto end;
- }
-
- /* copy source length */
- dst_length = bt_ctf_field_copy(src_length);
- bt_put(src_length);
-
- if (!dst_length) {
- ret = -1;
- goto end;
- }
-
- /* this will initialize the destination sequence's internal array */
- ret = bt_ctf_field_sequence_set_length(dst, dst_length);
- bt_put(dst_length);
-
- if (ret) {
- goto end;
- }
-
- assert(sequence_dst->elements->len == sequence_src->elements->len);
-
- for (i = 0; i < sequence_src->elements->len; i++) {
- struct bt_ctf_field *field =
- g_ptr_array_index(sequence_src->elements, i);
- struct bt_ctf_field *field_copy = NULL;
-
- if (field) {
- field_copy = bt_ctf_field_copy(field);
-
- if (!field_copy) {
- ret = -1;
- goto end;
- }
- }
-
- g_ptr_array_index(sequence_dst->elements, i) = field_copy;
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_string_copy(struct bt_ctf_field *src,
- struct bt_ctf_field *dst)
-{
- int ret = 0;
- struct bt_ctf_field_string *string_src, *string_dst;
-
- string_src = container_of(src, struct bt_ctf_field_string, parent);
- string_dst = container_of(dst, struct bt_ctf_field_string, parent);
-
- if (string_src->payload) {
- string_dst->payload = g_string_new(string_src->payload->str);
- if (!string_dst->payload) {
- ret = -1;
- goto end;
- }
- }
-end:
- return ret;
-}
-
-static
-int increase_packet_size(struct ctf_stream_pos *pos)
-{
- int ret;
-
- assert(pos);
- ret = munmap_align(pos->base_mma);
- if (ret) {
- goto end;
- }
-
- pos->packet_size += PACKET_LEN_INCREMENT;
- do {
- ret = bt_posix_fallocate(pos->fd, pos->mmap_offset,
- pos->packet_size / CHAR_BIT);
- } while (ret == EINTR);
- if (ret) {
- errno = EINTR;
- ret = -1;
- goto end;
- }
-
- pos->base_mma = mmap_align(pos->packet_size / CHAR_BIT, pos->prot,
- pos->flags, pos->fd, pos->mmap_offset);
- if (pos->base_mma == MAP_FAILED) {
- ret = -1;
- }
-end:
- return ret;
-}
+++ /dev/null
-/*
- * event-types.c
- *
- * Babeltrace CTF IR - Event Types
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <babeltrace/ctf-writer/event-types.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
-#include <babeltrace/ctf-ir/field-path-internal.h>
-#include <babeltrace/ctf-ir/utils.h>
-#include <babeltrace/ref.h>
-#include <babeltrace/ctf-ir/clock.h>
-#include <babeltrace/ctf-writer/writer-internal.h>
-#include <babeltrace/object-internal.h>
-#include <babeltrace/ref.h>
-#include <babeltrace/compiler.h>
-#include <babeltrace/endian.h>
-#include <float.h>
-#include <inttypes.h>
-#include <stdlib.h>
-
-struct range_overlap_query {
- union {
- uint64_t _unsigned;
- int64_t _signed;
- } range_start;
-
- union {
- uint64_t _unsigned;
- int64_t _signed;
- } range_end;
- int overlaps;
- GQuark mapping_name;
-};
-
-static
-void bt_ctf_field_type_destroy(struct bt_object *);
-static
-void bt_ctf_field_type_integer_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_enumeration_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_structure_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_variant_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_array_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_sequence_destroy(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_string_destroy(struct bt_ctf_field_type *);
-
-static
-void (* const type_destroy_funcs[])(struct bt_ctf_field_type *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_destroy,
- [BT_CTF_TYPE_ID_ENUM] =
- bt_ctf_field_type_enumeration_destroy,
- [BT_CTF_TYPE_ID_FLOAT] =
- bt_ctf_field_type_floating_point_destroy,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_destroy,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_destroy,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_destroy,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_destroy,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_destroy,
-};
-
-static
-void generic_field_type_freeze(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_enumeration_freeze(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_structure_freeze(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_variant_freeze(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_array_freeze(struct bt_ctf_field_type *);
-static
-void bt_ctf_field_type_sequence_freeze(struct bt_ctf_field_type *);
-
-static
-type_freeze_func const type_freeze_funcs[] = {
- [BT_CTF_TYPE_ID_INTEGER] = generic_field_type_freeze,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_freeze,
- [BT_CTF_TYPE_ID_FLOAT] = generic_field_type_freeze,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_freeze,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_freeze,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_freeze,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_freeze,
- [BT_CTF_TYPE_ID_STRING] = generic_field_type_freeze,
-};
-
-static
-int bt_ctf_field_type_integer_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-static
-int bt_ctf_field_type_enumeration_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-static
-int bt_ctf_field_type_floating_point_serialize(
- struct bt_ctf_field_type *, struct metadata_context *);
-static
-int bt_ctf_field_type_structure_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-static
-int bt_ctf_field_type_variant_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-static
-int bt_ctf_field_type_array_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-static
-int bt_ctf_field_type_sequence_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-static
-int bt_ctf_field_type_string_serialize(struct bt_ctf_field_type *,
- struct metadata_context *);
-
-static
-type_serialize_func const type_serialize_funcs[] = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_serialize,
- [BT_CTF_TYPE_ID_ENUM] =
- bt_ctf_field_type_enumeration_serialize,
- [BT_CTF_TYPE_ID_FLOAT] =
- bt_ctf_field_type_floating_point_serialize,
- [BT_CTF_TYPE_ID_STRUCT] =
- bt_ctf_field_type_structure_serialize,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_serialize,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_serialize,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_serialize,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_serialize,
-};
-
-static
-void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *,
- int byte_order, int set_native);
-static
-void bt_ctf_field_type_enumeration_set_byte_order(struct bt_ctf_field_type *,
- int byte_order, int set_native);
-static
-void bt_ctf_field_type_floating_point_set_byte_order(
- struct bt_ctf_field_type *, int byte_order, int set_native);
-static
-void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *,
- int byte_order, int set_native);
-static
-void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *,
- int byte_order, int set_native);
-static
-void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *,
- int byte_order, int set_native);
-static
-void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *,
- int byte_order, int set_native);
-
-/* The set_native flag only set the byte order if it is set to native */
-static
-void (* const set_byte_order_funcs[])(struct bt_ctf_field_type *,
- int byte_order, int set_native) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_set_byte_order,
- [BT_CTF_TYPE_ID_ENUM] =
- bt_ctf_field_type_enumeration_set_byte_order,
- [BT_CTF_TYPE_ID_FLOAT] =
- bt_ctf_field_type_floating_point_set_byte_order,
- [BT_CTF_TYPE_ID_STRUCT] =
- bt_ctf_field_type_structure_set_byte_order,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_set_byte_order,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_set_byte_order,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_set_byte_order,
- [BT_CTF_TYPE_ID_STRING] = NULL,
-};
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_integer_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_enumeration_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_floating_point_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_structure_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_variant_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_array_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_sequence_copy(
- struct bt_ctf_field_type *);
-static
-struct bt_ctf_field_type *bt_ctf_field_type_string_copy(
- struct bt_ctf_field_type *);
-
-static
-struct bt_ctf_field_type *(* const type_copy_funcs[])(
- struct bt_ctf_field_type *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_copy,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_copy,
- [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_type_floating_point_copy,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_copy,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_copy,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_copy,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_copy,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_copy,
-};
-
-static
-int bt_ctf_field_type_integer_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_floating_point_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_enumeration_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_string_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_structure_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_variant_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_array_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_sequence_compare(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *);
-
-static
-int (* const type_compare_funcs[])(struct bt_ctf_field_type *,
- struct bt_ctf_field_type *) = {
- [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_compare,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_compare,
- [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_type_floating_point_compare,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_compare,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_compare,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_compare,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_compare,
- [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_compare,
-};
-
-static
-int bt_ctf_field_type_enumeration_validate(struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_structure_validate(struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_variant_validate(struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_array_validate(struct bt_ctf_field_type *);
-static
-int bt_ctf_field_type_sequence_validate(struct bt_ctf_field_type *);
-
-static
-int (* const type_validate_funcs[])(struct bt_ctf_field_type *) = {
- [BT_CTF_TYPE_ID_INTEGER] = NULL,
- [BT_CTF_TYPE_ID_FLOAT] = NULL,
- [BT_CTF_TYPE_ID_STRING] = NULL,
- [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_validate,
- [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_validate,
- [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_validate,
- [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_validate,
- [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_validate,
-};
-
-static
-void destroy_enumeration_mapping(struct enumeration_mapping *mapping)
-{
- g_free(mapping);
-}
-
-static
-void destroy_structure_field(struct structure_field *field)
-{
- bt_put(field->type);
- g_free(field);
-}
-
-static
-void check_ranges_overlap(gpointer element, gpointer query)
-{
- struct enumeration_mapping *mapping = element;
- struct range_overlap_query *overlap_query = query;
-
- if (mapping->range_start._signed <= overlap_query->range_end._signed
- && overlap_query->range_start._signed <=
- mapping->range_end._signed) {
- overlap_query->overlaps = 1;
- overlap_query->mapping_name = mapping->string;
- }
-
- overlap_query->overlaps |=
- mapping->string == overlap_query->mapping_name;
-}
-
-static
-void check_ranges_overlap_unsigned(gpointer element, gpointer query)
-{
- struct enumeration_mapping *mapping = element;
- struct range_overlap_query *overlap_query = query;
-
- if (mapping->range_start._unsigned <= overlap_query->range_end._unsigned
- && overlap_query->range_start._unsigned <=
- mapping->range_end._unsigned) {
- overlap_query->overlaps = 1;
- overlap_query->mapping_name = mapping->string;
- }
-
- overlap_query->overlaps |=
- mapping->string == overlap_query->mapping_name;
-}
-
-static
-gint compare_enumeration_mappings_signed(struct enumeration_mapping **a,
- struct enumeration_mapping **b)
-{
- return ((*a)->range_start._signed < (*b)->range_start._signed) ? -1 : 1;
-}
-
-static
-gint compare_enumeration_mappings_unsigned(struct enumeration_mapping **a,
- struct enumeration_mapping **b)
-{
- return ((*a)->range_start._unsigned < (*b)->range_start._unsigned) ? -1 : 1;
-}
-
-static
-void bt_ctf_field_type_init(struct bt_ctf_field_type *type, int init_bo)
-{
- enum bt_ctf_type_id type_id = type->declaration->id;
-
- assert(type && (type_id > BT_CTF_TYPE_ID_UNKNOWN) &&
- (type_id < BT_CTF_NR_TYPE_IDS));
-
- bt_object_init(type, bt_ctf_field_type_destroy);
- type->freeze = type_freeze_funcs[type_id];
- type->serialize = type_serialize_funcs[type_id];
-
- if (init_bo) {
- int ret = bt_ctf_field_type_set_byte_order(type,
- BT_CTF_BYTE_ORDER_NATIVE);
- assert(!ret);
- }
-
- type->declaration->alignment = 1;
-}
-
-static
-int add_structure_field(GPtrArray *fields,
- GHashTable *field_name_to_index,
- struct bt_ctf_field_type *field_type,
- const char *field_name)
-{
- int ret = 0;
- GQuark name_quark = g_quark_from_string(field_name);
- struct structure_field *field;
-
- /* Make sure structure does not contain a field of the same name */
- if (g_hash_table_lookup_extended(field_name_to_index,
- GUINT_TO_POINTER(name_quark), NULL, NULL)) {
- ret = -1;
- goto end;
- }
-
- field = g_new0(struct structure_field, 1);
- if (!field) {
- ret = -1;
- goto end;
- }
-
- bt_get(field_type);
- field->name = name_quark;
- field->type = field_type;
- g_hash_table_insert(field_name_to_index,
- (gpointer) (unsigned long) name_quark,
- (gpointer) (unsigned long) fields->len);
- g_ptr_array_add(fields, field);
-end:
- return ret;
-}
-
-static
-void bt_ctf_field_type_destroy(struct bt_object *obj)
-{
- struct bt_ctf_field_type *type;
- enum bt_ctf_type_id type_id;
-
- type = container_of(obj, struct bt_ctf_field_type, base);
- type_id = type->declaration->id;
- if (type_id <= BT_CTF_TYPE_ID_UNKNOWN ||
- type_id >= BT_CTF_NR_TYPE_IDS) {
- return;
- }
-
- type_destroy_funcs[type_id](type);
-}
-
-static
-int bt_ctf_field_type_enumeration_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
-
- struct bt_ctf_field_type_enumeration *enumeration =
- container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
- struct bt_ctf_field_type *container_type =
- bt_ctf_field_type_enumeration_get_container_type(type);
-
- if (!container_type) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_validate(container_type);
- if (ret) {
- goto end;
- }
-
- /* Ensure enum has entries */
- ret = enumeration->entries->len ? 0 : -1;
-
-end:
- BT_PUT(container_type);
- return ret;
-}
-
-static
-int bt_ctf_field_type_sequence_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type *element_type = NULL;
- struct bt_ctf_field_type_sequence *sequence =
- container_of(type, struct bt_ctf_field_type_sequence,
- parent);
-
- /* Length field name should be set at this point */
- if (sequence->length_field_name->len == 0) {
- ret = -1;
- goto end;
- }
-
- element_type = bt_ctf_field_type_sequence_get_element_type(type);
- if (!element_type) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_validate(element_type);
-
-end:
- BT_PUT(element_type);
-
- return ret;
-}
-
-static
-int bt_ctf_field_type_array_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type *element_type = NULL;
-
- element_type = bt_ctf_field_type_array_get_element_type(type);
- if (!element_type) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_validate(element_type);
-
-end:
- BT_PUT(element_type);
-
- return ret;
-}
-
-static
-int bt_ctf_field_type_structure_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type *child_type = NULL;
- int field_count = bt_ctf_field_type_structure_get_field_count(type);
- int i;
-
- if (field_count < 0) {
- ret = -1;
- goto end;
- }
-
- for (i = 0; i < field_count; ++i) {
- ret = bt_ctf_field_type_structure_get_field(type,
- NULL, &child_type, i);
- if (ret) {
- goto end;
- }
-
- ret = bt_ctf_field_type_validate(child_type);
- if (ret) {
- goto end;
- }
-
- BT_PUT(child_type);
- }
-
-end:
- BT_PUT(child_type);
-
- return ret;
-}
-
-static
-int bt_ctf_field_type_variant_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- int field_count;
- struct bt_ctf_field_type *child_type = NULL;
- struct bt_ctf_field_type_variant *variant =
- container_of(type, struct bt_ctf_field_type_variant,
- parent);
- int i;
- int tag_mappings_count;
-
- if (variant->tag_name->len == 0 || !variant->tag) {
- ret = -1;
- goto end;
- }
-
- tag_mappings_count =
- bt_ctf_field_type_enumeration_get_mapping_count(
- (struct bt_ctf_field_type *) variant->tag);
-
- if (tag_mappings_count != variant->fields->len) {
- ret = -1;
- goto end;
- }
-
- for (i = 0; i < tag_mappings_count; ++i) {
- const char *label;
- int64_t range_start, range_end;
- struct bt_ctf_field_type *ft;
-
- ret = bt_ctf_field_type_enumeration_get_mapping(
- (struct bt_ctf_field_type *) variant->tag,
- i, &label, &range_start, &range_end);
- if (ret) {
- goto end;
- }
- if (!label) {
- ret = -1;
- goto end;
- }
-
- ft = bt_ctf_field_type_variant_get_field_type_by_name(
- type, label);
- if (!ft) {
- ret = -1;
- goto end;
- }
-
- BT_PUT(ft);
- }
-
- field_count = bt_ctf_field_type_variant_get_field_count(type);
- if (field_count < 0) {
- ret = -1;
- goto end;
- }
-
- for (i = 0; i < field_count; ++i) {
- ret = bt_ctf_field_type_variant_get_field(type,
- NULL, &child_type, i);
- if (ret) {
- goto end;
- }
-
- ret = bt_ctf_field_type_validate(child_type);
- if (ret) {
- goto end;
- }
-
- BT_PUT(child_type);
- }
-
-end:
- BT_PUT(child_type);
-
- return ret;
-}
-
-/*
- * This function validates a given field type without considering
- * where this field type is located. It only validates the properties
- * of the given field type and the properties of its children if
- * applicable.
- */
-BT_HIDDEN
-int bt_ctf_field_type_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- enum bt_ctf_type_id id = bt_ctf_field_type_get_type_id(type);
-
- if (!type) {
- ret = -1;
- goto end;
- }
-
- if (type->valid) {
- /* Already marked as valid */
- goto end;
- }
-
- if (type_validate_funcs[id]) {
- ret = type_validate_funcs[id](type);
- }
-
- if (!ret && type->frozen) {
- /* Field type is valid */
- type->valid = 1;
- }
-
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_integer_create(unsigned int size)
-{
- struct bt_ctf_field_type_integer *integer =
- g_new0(struct bt_ctf_field_type_integer, 1);
-
- if (!integer || size == 0 || size > 64) {
- return NULL;
- }
-
- integer->parent.declaration = &integer->declaration.p;
- integer->parent.declaration->id = BT_CTF_TYPE_ID_INTEGER;
- integer->declaration.len = size;
- integer->declaration.base = BT_CTF_INTEGER_BASE_DECIMAL;
- integer->declaration.encoding = BT_CTF_STRING_ENCODING_NONE;
- bt_ctf_field_type_init(&integer->parent, TRUE);
- return &integer->parent;
-}
-
-int bt_ctf_field_type_integer_get_size(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = (int) integer->declaration.len;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_integer_get_signed(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = integer->declaration.signedness;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_integer_set_signed(struct bt_ctf_field_type *type,
- int is_signed)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type || type->frozen ||
- type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- integer->declaration.signedness = !!is_signed;
-end:
- return ret;
-}
-
-enum bt_ctf_integer_base bt_ctf_field_type_integer_get_base(
- struct bt_ctf_field_type *type)
-{
- enum bt_ctf_integer_base ret = BT_CTF_INTEGER_BASE_UNKNOWN;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = integer->declaration.base;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_integer_set_base(struct bt_ctf_field_type *type,
- enum bt_ctf_integer_base base)
-{
- int ret = 0;
-
- if (!type || type->frozen ||
- type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- ret = -1;
- goto end;
- }
-
- switch (base) {
- case BT_CTF_INTEGER_BASE_BINARY:
- case BT_CTF_INTEGER_BASE_OCTAL:
- case BT_CTF_INTEGER_BASE_DECIMAL:
- case BT_CTF_INTEGER_BASE_HEXADECIMAL:
- {
- struct bt_ctf_field_type_integer *integer = container_of(type,
- struct bt_ctf_field_type_integer, parent);
- integer->declaration.base = base;
- break;
- }
- default:
- ret = -1;
- }
-end:
- return ret;
-}
-
-enum bt_ctf_string_encoding bt_ctf_field_type_integer_get_encoding(
- struct bt_ctf_field_type *type)
-{
- enum bt_ctf_string_encoding ret = BT_CTF_STRING_ENCODING_UNKNOWN;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = integer->declaration.encoding;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_integer_set_encoding(struct bt_ctf_field_type *type,
- enum bt_ctf_string_encoding encoding)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type || type->frozen ||
- (type->declaration->id != BT_CTF_TYPE_ID_INTEGER) ||
- (encoding < BT_CTF_STRING_ENCODING_NONE) ||
- (encoding >= BT_CTF_STRING_ENCODING_UNKNOWN)) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- integer->declaration.encoding = encoding;
-end:
- return ret;
-}
-
-struct bt_ctf_clock *bt_ctf_field_type_integer_get_mapped_clock(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_integer *integer;
- struct bt_ctf_clock *clock = NULL;
-
- if (!type) {
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- clock = integer->mapped_clock;
- bt_get(clock);
-end:
- return clock;
-}
-
-int bt_ctf_field_type_integer_set_mapped_clock(
- struct bt_ctf_field_type *type,
- struct bt_ctf_clock *clock)
-{
- struct bt_ctf_field_type_integer *integer;
- int ret = 0;
-
- if (!type || type->frozen) {
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- bt_put(integer->mapped_clock);
- bt_get(clock);
- integer->mapped_clock = clock;
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_enumeration_create(
- struct bt_ctf_field_type *integer_container_type)
-{
- struct bt_ctf_field_type_enumeration *enumeration = NULL;
-
- if (!integer_container_type) {
- goto error;
- }
-
- if (integer_container_type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
- goto error;
- }
-
- enumeration = g_new0(struct bt_ctf_field_type_enumeration, 1);
- if (!enumeration) {
- goto error;
- }
-
- enumeration->parent.declaration = &enumeration->declaration.p;
- enumeration->parent.declaration->id = BT_CTF_TYPE_ID_ENUM;
- bt_get(integer_container_type);
- enumeration->container = integer_container_type;
- enumeration->entries = g_ptr_array_new_with_free_func(
- (GDestroyNotify)destroy_enumeration_mapping);
- bt_ctf_field_type_init(&enumeration->parent, FALSE);
- return &enumeration->parent;
-error:
- g_free(enumeration);
- return NULL;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_enumeration_get_container_type(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *container_type = NULL;
- struct bt_ctf_field_type_enumeration *enumeration_type;
-
- if (!type) {
- goto end;
- }
-
- if (type->declaration->id != BT_CTF_TYPE_ID_ENUM) {
- goto end;
- }
-
- enumeration_type = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
- container_type = enumeration_type->container;
- bt_get(container_type);
-end:
- return container_type;
-}
-
-int bt_ctf_field_type_enumeration_add_mapping(
- struct bt_ctf_field_type *type, const char *string,
- int64_t range_start, int64_t range_end)
-{
- int ret = 0;
- GQuark mapping_name;
- struct enumeration_mapping *mapping;
- struct bt_ctf_field_type_enumeration *enumeration;
- struct range_overlap_query query;
- char *escaped_string;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM) ||
- type->frozen ||
- (range_end < range_start)) {
- ret = -1;
- goto end;
- }
-
- if (!string || strlen(string) == 0) {
- ret = -1;
- goto end;
- }
-
- escaped_string = g_strescape(string, NULL);
- if (!escaped_string) {
- ret = -1;
- goto end;
- }
-
- mapping_name = g_quark_from_string(escaped_string);
- query = (struct range_overlap_query) {
- .range_start._signed = range_start,
- .range_end._signed = range_end,
- .mapping_name = mapping_name,
- .overlaps = 0 };
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
-
- /* Check that the range does not overlap with one already present */
- g_ptr_array_foreach(enumeration->entries, check_ranges_overlap, &query);
- if (query.overlaps) {
- ret = -1;
- goto error_free;
- }
-
- mapping = g_new(struct enumeration_mapping, 1);
- if (!mapping) {
- ret = -1;
- goto error_free;
- }
-
- *mapping = (struct enumeration_mapping) {
- .range_start._signed = range_start,
- .range_end._signed = range_end, .string = mapping_name};
- g_ptr_array_add(enumeration->entries, mapping);
- g_ptr_array_sort(enumeration->entries,
- (GCompareFunc)compare_enumeration_mappings_signed);
-error_free:
- free(escaped_string);
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_add_mapping_unsigned(
- struct bt_ctf_field_type *type, const char *string,
- uint64_t range_start, uint64_t range_end)
-{
- int ret = 0;
- GQuark mapping_name;
- struct enumeration_mapping *mapping;
- struct bt_ctf_field_type_enumeration *enumeration;
- struct range_overlap_query query;
- char *escaped_string;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM) ||
- type->frozen ||
- (range_end < range_start)) {
- ret = -1;
- goto end;
- }
-
- if (!string || strlen(string) == 0) {
- ret = -1;
- goto end;
- }
-
- escaped_string = g_strescape(string, NULL);
- if (!escaped_string) {
- ret = -1;
- goto end;
- }
-
- mapping_name = g_quark_from_string(escaped_string);
- query = (struct range_overlap_query) {
- .range_start._unsigned = range_start,
- .range_end._unsigned = range_end,
- .mapping_name = mapping_name,
- .overlaps = 0 };
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
-
- /* Check that the range does not overlap with one already present */
- g_ptr_array_foreach(enumeration->entries, check_ranges_overlap_unsigned,
- &query);
- if (query.overlaps) {
- ret = -1;
- goto error_free;
- }
-
- mapping = g_new(struct enumeration_mapping, 1);
- if (!mapping) {
- ret = -1;
- goto error_free;
- }
-
- *mapping = (struct enumeration_mapping) {
- .range_start._unsigned = range_start,
- .range_end._unsigned = range_end, .string = mapping_name};
- g_ptr_array_add(enumeration->entries, mapping);
- g_ptr_array_sort(enumeration->entries,
- (GCompareFunc)compare_enumeration_mappings_unsigned);
-error_free:
- free(escaped_string);
-end:
- return ret;
-}
-
-const char *bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
- struct bt_ctf_field_type_enumeration *enumeration_type,
- uint64_t value)
-{
- const char *name = NULL;
- struct range_overlap_query query =
- (struct range_overlap_query) {
- .range_start._unsigned = value,
- .range_end._unsigned = value,
- .overlaps = 0 };
-
- g_ptr_array_foreach(enumeration_type->entries,
- check_ranges_overlap_unsigned,
- &query);
- if (!query.overlaps) {
- goto end;
- }
-
- name = g_quark_to_string(query.mapping_name);
-end:
- return name;
-}
-
-const char *bt_ctf_field_type_enumeration_get_mapping_name_signed(
- struct bt_ctf_field_type_enumeration *enumeration_type,
- int64_t value)
-{
- const char *name = NULL;
- struct range_overlap_query query =
- (struct range_overlap_query) {
- .range_start._signed = value,
- .range_end._signed = value,
- .overlaps = 0 };
-
- g_ptr_array_foreach(enumeration_type->entries, check_ranges_overlap,
- &query);
- if (!query.overlaps) {
- goto end;
- }
-
- name = g_quark_to_string(query.mapping_name);
-end:
- return name;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_count(
- struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_enumeration *enumeration;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
- ret = -1;
- goto end;
- }
-
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
- ret = (int) enumeration->entries->len;
-end:
- return ret;
-}
-
-static inline
-struct enumeration_mapping *get_enumeration_mapping(
- struct bt_ctf_field_type *type, int index)
-{
- struct enumeration_mapping *mapping = NULL;
- struct bt_ctf_field_type_enumeration *enumeration;
-
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
- if (index >= enumeration->entries->len) {
- goto end;
- }
-
- mapping = g_ptr_array_index(enumeration->entries, index);
-end:
- return mapping;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping(
- struct bt_ctf_field_type *type, int index,
- const char **string, int64_t *range_start, int64_t *range_end)
-{
- struct enumeration_mapping *mapping;
- int ret = 0;
-
- if (!type || index < 0 || !string || !range_start || !range_end ||
- (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
- ret = -1;
- goto end;
- }
-
- mapping = get_enumeration_mapping(type, index);
- if (!mapping) {
- ret = -1;
- goto end;
- }
-
- *string = g_quark_to_string(mapping->string);
- *range_start = mapping->range_start._signed;
- *range_end = mapping->range_end._signed;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_unsigned(
- struct bt_ctf_field_type *type, int index,
- const char **string, uint64_t *range_start, uint64_t *range_end)
-{
- struct enumeration_mapping *mapping;
- int ret = 0;
-
- if (!type || index < 0 || !string || !range_start || !range_end ||
- (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
- ret = -1;
- goto end;
- }
-
- mapping = get_enumeration_mapping(type, index);
- if (!mapping) {
- ret = -1;
- goto end;
- }
-
- *string = g_quark_to_string(mapping->string);
- *range_start = mapping->range_start._unsigned;
- *range_end = mapping->range_end._unsigned;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_index_by_name(
- struct bt_ctf_field_type *type, const char *name)
-{
- GQuark name_quark;
- struct bt_ctf_field_type_enumeration *enumeration;
- int i, ret = 0;
-
- if (!type || !name ||
- (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
- ret = -1;
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- ret = -1;
- goto end;
- }
-
- enumeration = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
- for (i = 0; i < enumeration->entries->len; i++) {
- struct enumeration_mapping *mapping =
- get_enumeration_mapping(type, i);
-
- if (mapping->string == name_quark) {
- ret = i;
- goto end;
- }
- }
-
- ret = -1;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_index_by_value(
- struct bt_ctf_field_type *type, int64_t value)
-{
- struct bt_ctf_field_type_enumeration *enumeration;
- int i, ret = 0;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
- ret = -1;
- goto end;
- }
-
- enumeration = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
- for (i = 0; i < enumeration->entries->len; i++) {
- struct enumeration_mapping *mapping =
- get_enumeration_mapping(type, i);
-
- if (value >= mapping->range_start._signed &&
- value <= mapping->range_end._signed) {
- ret = i;
- goto end;
- }
- }
-
- ret = -1;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(
- struct bt_ctf_field_type *type, uint64_t value)
-{
- struct bt_ctf_field_type_enumeration *enumeration;
- int i, ret = 0;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
- ret = -1;
- goto end;
- }
-
- enumeration = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
- for (i = 0; i < enumeration->entries->len; i++) {
- struct enumeration_mapping *mapping =
- get_enumeration_mapping(type, i);
-
- if (value >= mapping->range_start._unsigned &&
- value <= mapping->range_end._unsigned) {
- ret = i;
- goto end;
- }
- }
-
- ret = -1;
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_floating_point_create(void)
-{
- struct bt_ctf_field_type_floating_point *floating_point =
- g_new0(struct bt_ctf_field_type_floating_point, 1);
-
- if (!floating_point) {
- goto end;
- }
-
- floating_point->declaration.sign = &floating_point->sign;
- floating_point->declaration.mantissa = &floating_point->mantissa;
- floating_point->declaration.exp = &floating_point->exp;
- floating_point->sign.len = 1;
- floating_point->parent.declaration = &floating_point->declaration.p;
- floating_point->parent.declaration->id = BT_CTF_TYPE_ID_FLOAT;
- floating_point->declaration.exp->len =
- sizeof(float) * CHAR_BIT - FLT_MANT_DIG;
- floating_point->declaration.mantissa->len = FLT_MANT_DIG - 1;
- floating_point->sign.p.alignment = 1;
- floating_point->mantissa.p.alignment = 1;
- floating_point->exp.p.alignment = 1;
-
- bt_ctf_field_type_init(&floating_point->parent, TRUE);
-end:
- return floating_point ? &floating_point->parent : NULL;
-}
-
-int bt_ctf_field_type_floating_point_get_exponent_digits(
- struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_floating_point *floating_point;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- ret = (int) floating_point->declaration.exp->len;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_floating_point_set_exponent_digits(
- struct bt_ctf_field_type *type,
- unsigned int exponent_digits)
-{
- int ret = 0;
- struct bt_ctf_field_type_floating_point *floating_point;
-
- if (!type || type->frozen ||
- (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- if ((exponent_digits != sizeof(float) * CHAR_BIT - FLT_MANT_DIG) &&
- (exponent_digits != sizeof(double) * CHAR_BIT - DBL_MANT_DIG) &&
- (exponent_digits !=
- sizeof(long double) * CHAR_BIT - LDBL_MANT_DIG)) {
- ret = -1;
- goto end;
- }
-
- floating_point->declaration.exp->len = exponent_digits;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_floating_point_get_mantissa_digits(
- struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_floating_point *floating_point;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- ret = (int) floating_point->mantissa.len + 1;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_floating_point_set_mantissa_digits(
- struct bt_ctf_field_type *type,
- unsigned int mantissa_digits)
-{
- int ret = 0;
- struct bt_ctf_field_type_floating_point *floating_point;
-
- if (!type || type->frozen ||
- (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
-
- if ((mantissa_digits != FLT_MANT_DIG) &&
- (mantissa_digits != DBL_MANT_DIG) &&
- (mantissa_digits != LDBL_MANT_DIG)) {
- ret = -1;
- goto end;
- }
-
- floating_point->declaration.mantissa->len = mantissa_digits - 1;
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_structure_create(void)
-{
- struct bt_ctf_field_type_structure *structure =
- g_new0(struct bt_ctf_field_type_structure, 1);
-
- if (!structure) {
- goto error;
- }
-
- structure->parent.declaration = &structure->declaration.p;
- structure->parent.declaration->id = BT_CTF_TYPE_ID_STRUCT;
- structure->fields = g_ptr_array_new_with_free_func(
- (GDestroyNotify)destroy_structure_field);
- structure->field_name_to_index = g_hash_table_new(NULL, NULL);
- bt_ctf_field_type_init(&structure->parent, TRUE);
- return &structure->parent;
-error:
- return NULL;
-}
-
-int bt_ctf_field_type_structure_add_field(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *field_type,
- const char *field_name)
-{
- int ret = 0;
- struct bt_ctf_field_type_structure *structure;
-
- if (!type || !field_type || type->frozen ||
- bt_ctf_validate_identifier(field_name) ||
- (type->declaration->id != BT_CTF_TYPE_ID_STRUCT)) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(type,
- struct bt_ctf_field_type_structure, parent);
- if (add_structure_field(structure->fields,
- structure->field_name_to_index, field_type, field_name)) {
- ret = -1;
- goto end;
- }
-end:
- return ret;
-}
-
-int bt_ctf_field_type_structure_get_field_count(
- struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_structure *structure;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_STRUCT)) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- ret = (int) structure->fields->len;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_structure_get_field(struct bt_ctf_field_type *type,
- const char **field_name, struct bt_ctf_field_type **field_type,
- int index)
-{
- struct bt_ctf_field_type_structure *structure;
- struct structure_field *field;
- int ret = 0;
-
- if (!type || index < 0 ||
- (type->declaration->id != BT_CTF_TYPE_ID_STRUCT)) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- if (index >= structure->fields->len) {
- ret = -1;
- goto end;
- }
-
- field = g_ptr_array_index(structure->fields, index);
- if (field_type) {
- *field_type = field->type;
- bt_get(field->type);
- }
- if (field_name) {
- *field_name = g_quark_to_string(field->name);
- }
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_structure_get_field_type_by_name(
- struct bt_ctf_field_type *type,
- const char *name)
-{
- size_t index;
- GQuark name_quark;
- struct structure_field *field;
- struct bt_ctf_field_type_structure *structure;
- struct bt_ctf_field_type *field_type = NULL;
-
- if (!type || !name) {
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- if (!g_hash_table_lookup_extended(structure->field_name_to_index,
- GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
- goto end;
- }
-
- field = structure->fields->pdata[index];
- field_type = field->type;
- bt_get(field_type);
-end:
- return field_type;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_variant_create(
- struct bt_ctf_field_type *enum_tag, const char *tag_name)
-{
- struct bt_ctf_field_type_variant *variant = NULL;
-
- if (tag_name && bt_ctf_validate_identifier(tag_name)) {
- goto error;
- }
-
- variant = g_new0(struct bt_ctf_field_type_variant, 1);
- if (!variant) {
- goto error;
- }
-
- variant->parent.declaration = &variant->declaration.p;
- variant->parent.declaration->id = BT_CTF_TYPE_ID_VARIANT;
- variant->tag_name = g_string_new(tag_name);
- variant->field_name_to_index = g_hash_table_new(NULL, NULL);
- variant->fields = g_ptr_array_new_with_free_func(
- (GDestroyNotify) destroy_structure_field);
- if (enum_tag) {
- bt_get(enum_tag);
- variant->tag = container_of(enum_tag,
- struct bt_ctf_field_type_enumeration, parent);
- }
-
- bt_ctf_field_type_init(&variant->parent, TRUE);
- /* A variant's alignment is undefined */
- variant->parent.declaration->alignment = 0;
- return &variant->parent;
-error:
- return NULL;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_tag_type(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_variant *variant;
- struct bt_ctf_field_type *tag_type = NULL;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- if (!variant->tag) {
- goto end;
- }
-
- tag_type = &variant->tag->parent;
- bt_get(tag_type);
-end:
- return tag_type;
-}
-
-const char *bt_ctf_field_type_variant_get_tag_name(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_variant *variant;
- const char *tag_name = NULL;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- if (variant->tag_name->len == 0) {
- goto end;
- }
-
- tag_name = variant->tag_name->str;
-end:
- return tag_name;
-}
-
-int bt_ctf_field_type_variant_set_tag_name(
- struct bt_ctf_field_type *type, const char *name)
-{
- int ret = 0;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || type->frozen ||
- (type->declaration->id != BT_CTF_TYPE_ID_VARIANT) ||
- bt_ctf_validate_identifier(name)) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- g_string_assign(variant->tag_name, name);
-end:
- return ret;
-}
-
-int bt_ctf_field_type_variant_add_field(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *field_type,
- const char *field_name)
-{
- size_t i;
- int ret = 0;
- struct bt_ctf_field_type_variant *variant;
- GQuark field_name_quark = g_quark_from_string(field_name);
-
- if (!type || !field_type || type->frozen ||
- bt_ctf_validate_identifier(field_name) ||
- (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
-
- /* The user has explicitly provided a tag; validate against it. */
- if (variant->tag) {
- int name_found = 0;
-
- /* Make sure this name is present in the enum tag */
- for (i = 0; i < variant->tag->entries->len; i++) {
- struct enumeration_mapping *mapping =
- g_ptr_array_index(variant->tag->entries, i);
-
- if (mapping->string == field_name_quark) {
- name_found = 1;
- break;
- }
- }
-
- if (!name_found) {
- /* Validation failed */
- ret = -1;
- goto end;
- }
- }
-
- if (add_structure_field(variant->fields, variant->field_name_to_index,
- field_type, field_name)) {
- ret = -1;
- goto end;
- }
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_by_name(
- struct bt_ctf_field_type *type,
- const char *field_name)
-{
- size_t index;
- GQuark name_quark;
- struct structure_field *field;
- struct bt_ctf_field_type_variant *variant;
- struct bt_ctf_field_type *field_type = NULL;
-
- if (!type || !field_name) {
- goto end;
- }
-
- name_quark = g_quark_try_string(field_name);
- if (!name_quark) {
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- if (!g_hash_table_lookup_extended(variant->field_name_to_index,
- GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
- goto end;
- }
-
- field = g_ptr_array_index(variant->fields, index);
- field_type = field->type;
- bt_get(field_type);
-end:
- return field_type;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_from_tag(
- struct bt_ctf_field_type *type,
- struct bt_ctf_field *tag)
-{
- const char *enum_value;
- struct bt_ctf_field_type *field_type = NULL;
-
- if (!type || !tag || type->declaration->id != BT_CTF_TYPE_ID_VARIANT) {
- goto end;
- }
-
- enum_value = bt_ctf_field_enumeration_get_mapping_name(tag);
- if (!enum_value) {
- goto end;
- }
-
- /* Already increments field_type's reference count */
- field_type = bt_ctf_field_type_variant_get_field_type_by_name(
- type, enum_value);
-end:
- return field_type;
-}
-
-int bt_ctf_field_type_variant_get_field_count(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- ret = (int) variant->fields->len;
-end:
- return ret;
-
-}
-
-int bt_ctf_field_type_variant_get_field(struct bt_ctf_field_type *type,
- const char **field_name, struct bt_ctf_field_type **field_type,
- int index)
-{
- struct bt_ctf_field_type_variant *variant;
- struct structure_field *field;
- int ret = 0;
-
- if (!type || index < 0 ||
- (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- if (index >= variant->fields->len) {
- ret = -1;
- goto end;
- }
-
- field = g_ptr_array_index(variant->fields, index);
- if (field_type) {
- *field_type = field->type;
- bt_get(field->type);
- }
- if (field_name) {
- *field_name = g_quark_to_string(field->name);
- }
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_array_create(
- struct bt_ctf_field_type *element_type,
- unsigned int length)
-{
- struct bt_ctf_field_type_array *array = NULL;
-
- if (!element_type || length == 0) {
- goto error;
- }
-
- array = g_new0(struct bt_ctf_field_type_array, 1);
- if (!array) {
- goto error;
- }
-
- array->parent.declaration = &array->declaration.p;
- array->parent.declaration->id = BT_CTF_TYPE_ID_ARRAY;
-
- bt_get(element_type);
- array->element_type = element_type;
- array->length = length;
- bt_ctf_field_type_init(&array->parent, FALSE);
- return &array->parent;
-error:
- return NULL;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_array_get_element_type(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *ret = NULL;
- struct bt_ctf_field_type_array *array;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ARRAY)) {
- goto end;
- }
-
- array = container_of(type, struct bt_ctf_field_type_array, parent);
- ret = array->element_type;
- bt_get(ret);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_array_set_element_type(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *element_type)
-{
- int ret = 0;
- struct bt_ctf_field_type_array *array;
-
- if (!type || !element_type ||
- (type->declaration->id != BT_CTF_TYPE_ID_ARRAY)) {
- ret = -1;
- goto end;
- }
-
- array = container_of(type, struct bt_ctf_field_type_array, parent);
-
- if (array->element_type) {
- BT_PUT(array->element_type);
- }
-
- array->element_type = element_type;
- bt_get(array->element_type);
-
-end:
- return ret;
-}
-
-int64_t bt_ctf_field_type_array_get_length(struct bt_ctf_field_type *type)
-{
- int64_t ret;
- struct bt_ctf_field_type_array *array;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ARRAY)) {
- ret = -1;
- goto end;
- }
-
- array = container_of(type, struct bt_ctf_field_type_array, parent);
- ret = (int64_t) array->length;
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_sequence_create(
- struct bt_ctf_field_type *element_type,
- const char *length_field_name)
-{
- struct bt_ctf_field_type_sequence *sequence = NULL;
-
- if (!element_type || bt_ctf_validate_identifier(length_field_name)) {
- goto error;
- }
-
- sequence = g_new0(struct bt_ctf_field_type_sequence, 1);
- if (!sequence) {
- goto error;
- }
-
- sequence->parent.declaration = &sequence->declaration.p;
- sequence->parent.declaration->id = BT_CTF_TYPE_ID_SEQUENCE;
- bt_get(element_type);
- sequence->element_type = element_type;
- sequence->length_field_name = g_string_new(length_field_name);
- bt_ctf_field_type_init(&sequence->parent, FALSE);
- return &sequence->parent;
-error:
- return NULL;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_sequence_get_element_type(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *ret = NULL;
- struct bt_ctf_field_type_sequence *sequence;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_SEQUENCE)) {
- goto end;
- }
-
- sequence = container_of(type, struct bt_ctf_field_type_sequence,
- parent);
- ret = sequence->element_type;
- bt_get(ret);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_sequence_set_element_type(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *element_type)
-{
- int ret = 0;
- struct bt_ctf_field_type_sequence *sequence;
-
- if (!type || !element_type ||
- (type->declaration->id != BT_CTF_TYPE_ID_SEQUENCE)) {
- ret = -1;
- goto end;
- }
-
- sequence = container_of(type, struct bt_ctf_field_type_sequence, parent);
-
- if (sequence->element_type) {
- BT_PUT(sequence->element_type);
- }
-
- sequence->element_type = element_type;
- bt_get(sequence->element_type);
-
-end:
- return ret;
-}
-
-const char *bt_ctf_field_type_sequence_get_length_field_name(
- struct bt_ctf_field_type *type)
-{
- const char *ret = NULL;
- struct bt_ctf_field_type_sequence *sequence;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_SEQUENCE)) {
- goto end;
- }
-
- sequence = container_of(type, struct bt_ctf_field_type_sequence,
- parent);
- ret = sequence->length_field_name->str;
-end:
- return ret;
-}
-
-struct bt_ctf_field_type *bt_ctf_field_type_string_create(void)
-{
- struct bt_ctf_field_type_string *string =
- g_new0(struct bt_ctf_field_type_string, 1);
-
- if (!string) {
- return NULL;
- }
-
- string->parent.declaration = &string->declaration.p;
- string->parent.declaration->id = BT_CTF_TYPE_ID_STRING;
- bt_ctf_field_type_init(&string->parent, TRUE);
- string->declaration.encoding = BT_CTF_STRING_ENCODING_UTF8;
- string->parent.declaration->alignment = CHAR_BIT;
- return &string->parent;
-}
-
-enum bt_ctf_string_encoding bt_ctf_field_type_string_get_encoding(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_string *string;
- enum bt_ctf_string_encoding ret = BT_CTF_STRING_ENCODING_UNKNOWN;
-
- if (!type || (type->declaration->id != BT_CTF_TYPE_ID_STRING)) {
- goto end;
- }
-
- string = container_of(type, struct bt_ctf_field_type_string,
- parent);
- ret = string->declaration.encoding;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_string_set_encoding(struct bt_ctf_field_type *type,
- enum bt_ctf_string_encoding encoding)
-{
- int ret = 0;
- struct bt_ctf_field_type_string *string;
-
- if (!type || type->declaration->id != BT_CTF_TYPE_ID_STRING ||
- (encoding != BT_CTF_STRING_ENCODING_UTF8 &&
- encoding != BT_CTF_STRING_ENCODING_ASCII)) {
- ret = -1;
- goto end;
- }
-
- string = container_of(type, struct bt_ctf_field_type_string, parent);
- string->declaration.encoding = encoding;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type *type)
-{
- int ret;
- enum bt_ctf_type_id type_id;
-
- if (!type) {
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- ret = (int) type->declaration->alignment;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(type);
- switch (type_id) {
- case BT_CTF_TYPE_ID_SEQUENCE:
- {
- struct bt_ctf_field_type *element =
- bt_ctf_field_type_sequence_get_element_type(type);
-
- if (!element) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_get_alignment(element);
- bt_put(element);
- break;
- }
- case BT_CTF_TYPE_ID_ARRAY:
- {
- struct bt_ctf_field_type *element =
- bt_ctf_field_type_array_get_element_type(type);
-
- if (!element) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_get_alignment(element);
- bt_put(element);
- break;
- }
- case BT_CTF_TYPE_ID_STRUCT:
- {
- int i, element_count;
-
- element_count = bt_ctf_field_type_structure_get_field_count(
- type);
- if (element_count < 0) {
- ret = element_count;
- goto end;
- }
-
- for (i = 0; i < element_count; i++) {
- struct bt_ctf_field_type *field;
- int field_alignment;
-
- ret = bt_ctf_field_type_structure_get_field(type, NULL,
- &field, i);
- if (ret) {
- goto end;
- }
-
- assert(field);
- field_alignment = bt_ctf_field_type_get_alignment(
- field);
- bt_put(field);
- if (field_alignment < 0) {
- ret = field_alignment;
- goto end;
- }
-
- type->declaration->alignment = MAX(field_alignment,
- type->declaration->alignment);
- }
- ret = (int) type->declaration->alignment;
- break;
- }
- case BT_CTF_TYPE_ID_UNKNOWN:
- ret = -1;
- break;
- default:
- ret = (int) type->declaration->alignment;
- break;
- }
-end:
- return ret;
-}
-
-static inline
-int is_power_of_two(unsigned int value)
-{
- return ((value & (value - 1)) == 0) && value > 0;
-}
-
-int bt_ctf_field_type_set_alignment(struct bt_ctf_field_type *type,
- unsigned int alignment)
-{
- int ret = 0;
- enum bt_ctf_type_id type_id;
-
- /* Alignment must be a power of two */
- if (!type || type->frozen || !is_power_of_two(alignment)) {
- ret = -1;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(type);
- if (type_id == BT_CTF_TYPE_ID_UNKNOWN) {
- ret = -1;
- goto end;
- }
-
- if (type->declaration->id == BT_CTF_TYPE_ID_STRING &&
- alignment != CHAR_BIT) {
- ret = -1;
- goto end;
- }
-
- if (type_id == BT_CTF_TYPE_ID_VARIANT ||
- type_id == BT_CTF_TYPE_ID_SEQUENCE ||
- type_id == BT_CTF_TYPE_ID_ARRAY) {
- /* Setting an alignment on these types makes no sense */
- ret = -1;
- goto end;
- }
-
- type->declaration->alignment = alignment;
- ret = 0;
-end:
- return ret;
-}
-
-enum bt_ctf_byte_order bt_ctf_field_type_get_byte_order(
- struct bt_ctf_field_type *type)
-{
- enum bt_ctf_byte_order ret = BT_CTF_BYTE_ORDER_UNKNOWN;
-
- if (!type) {
- goto end;
- }
-
- switch (type->declaration->id) {
- case BT_CTF_TYPE_ID_INTEGER:
- {
- struct bt_ctf_field_type_integer *integer = container_of(
- type, struct bt_ctf_field_type_integer, parent);
- ret = integer->user_byte_order;
- break;
- }
- case BT_CTF_TYPE_ID_FLOAT:
- {
- struct bt_ctf_field_type_floating_point *floating_point =
- container_of(type,
- struct bt_ctf_field_type_floating_point,
- parent);
- ret = floating_point->user_byte_order;
- break;
- }
- default:
- goto end;
- }
-
- assert(ret == BT_CTF_BYTE_ORDER_NATIVE ||
- ret == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ||
- ret == BT_CTF_BYTE_ORDER_BIG_ENDIAN ||
- ret == BT_CTF_BYTE_ORDER_NETWORK);
-
-end:
- return ret;
-}
-
-int bt_ctf_field_type_set_byte_order(struct bt_ctf_field_type *type,
- enum bt_ctf_byte_order byte_order)
-{
- int ret = 0;
- int internal_byte_order;
- enum bt_ctf_type_id type_id;
-
- if (!type || type->frozen) {
- ret = -1;
- goto end;
- }
-
- switch (byte_order) {
- case BT_CTF_BYTE_ORDER_NATIVE:
- /* Leave unset. Will be initialized by parent. */
- internal_byte_order = 0;
- break;
- case BT_CTF_BYTE_ORDER_LITTLE_ENDIAN:
- internal_byte_order = LITTLE_ENDIAN;
- break;
- case BT_CTF_BYTE_ORDER_BIG_ENDIAN:
- case BT_CTF_BYTE_ORDER_NETWORK:
- internal_byte_order = BIG_ENDIAN;
- break;
- default:
- ret = -1;
- goto end;
- }
-
- type_id = type->declaration->id;
- if (set_byte_order_funcs[type_id]) {
- set_byte_order_funcs[type_id](type, internal_byte_order, 0);
- }
-end:
- return ret;
-}
-
-enum bt_ctf_type_id bt_ctf_field_type_get_type_id(
- struct bt_ctf_field_type *type)
-{
- if (!type) {
- return BT_CTF_TYPE_ID_UNKNOWN;
- }
-
- return type->declaration->id;
-}
-
-int bt_ctf_field_type_is_integer(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_INTEGER;
-}
-
-int bt_ctf_field_type_is_floating_point(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_FLOAT;
-}
-
-int bt_ctf_field_type_is_enumeration(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_ENUM;
-}
-
-int bt_ctf_field_type_is_string(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_STRING;
-}
-
-int bt_ctf_field_type_is_structure(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_STRUCT;
-}
-
-int bt_ctf_field_type_is_array(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_ARRAY;
-}
-
-int bt_ctf_field_type_is_sequence(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_SEQUENCE;
-}
-
-int bt_ctf_field_type_is_variant(struct bt_ctf_field_type *type)
-{
- return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_VARIANT;
-}
-
-void bt_ctf_field_type_get(struct bt_ctf_field_type *type)
-{
- bt_get(type);
-}
-
-void bt_ctf_field_type_put(struct bt_ctf_field_type *type)
-{
- bt_put(type);
-}
-
-BT_HIDDEN
-void bt_ctf_field_type_freeze(struct bt_ctf_field_type *type)
-{
- if (!type) {
- return;
- }
-
- type->freeze(type);
-}
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_signed(
- struct bt_ctf_field_type_variant *variant,
- int64_t tag_value)
-{
- struct bt_ctf_field_type *type = NULL;
- GQuark field_name_quark;
- gpointer index;
- struct structure_field *field_entry;
- struct range_overlap_query query = {
- .range_start._signed = tag_value,
- .range_end._signed = tag_value,
- .mapping_name = 0, .overlaps = 0};
-
- g_ptr_array_foreach(variant->tag->entries, check_ranges_overlap,
- &query);
- if (!query.overlaps) {
- goto end;
- }
-
- field_name_quark = query.mapping_name;
- if (!g_hash_table_lookup_extended(variant->field_name_to_index,
- GUINT_TO_POINTER(field_name_quark), NULL, &index)) {
- goto end;
- }
-
- field_entry = g_ptr_array_index(variant->fields, (size_t) index);
- type = field_entry->type;
-end:
- return type;
-}
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_unsigned(
- struct bt_ctf_field_type_variant *variant,
- uint64_t tag_value)
-{
- struct bt_ctf_field_type *type = NULL;
- GQuark field_name_quark;
- gpointer index;
- struct structure_field *field_entry;
- struct range_overlap_query query = {
- .range_start._unsigned = tag_value,
- .range_end._unsigned = tag_value,
- .mapping_name = 0, .overlaps = 0};
-
- g_ptr_array_foreach(variant->tag->entries,
- check_ranges_overlap_unsigned,
- &query);
- if (!query.overlaps) {
- goto end;
- }
-
- field_name_quark = query.mapping_name;
- if (!g_hash_table_lookup_extended(variant->field_name_to_index,
- GUINT_TO_POINTER(field_name_quark), NULL, &index)) {
- goto end;
- }
-
- field_entry = g_ptr_array_index(variant->fields, (size_t)index);
- type = field_entry->type;
-end:
- return type;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- int ret;
-
- if (!type || !context) {
- ret = -1;
- goto end;
- }
-
- /* Make sure field type is valid before serializing it */
- ret = bt_ctf_field_type_validate(type);
-
- if (ret) {
- goto end;
- }
-
- ret = type->serialize(type, context);
-end:
- return ret;
-}
-
-BT_HIDDEN
-void bt_ctf_field_type_set_native_byte_order(struct bt_ctf_field_type *type,
- int byte_order)
-{
- if (!type) {
- return;
- }
-
- assert(byte_order == LITTLE_ENDIAN || byte_order == BIG_ENDIAN);
- if (set_byte_order_funcs[type->declaration->id]) {
- set_byte_order_funcs[type->declaration->id](type,
- byte_order, 1);
- }
-}
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_copy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *copy = NULL;
-
- if (!type) {
- goto end;
- }
-
- copy = type_copy_funcs[type->declaration->id](type);
-end:
- return copy;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_structure_get_field_name_index(
- struct bt_ctf_field_type *type, const char *name)
-{
- int ret;
- size_t index;
- GQuark name_quark;
- struct bt_ctf_field_type_structure *structure;
-
- if (!type || !name ||
- bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_STRUCT) {
- ret = -1;
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- if (!g_hash_table_lookup_extended(structure->field_name_to_index,
- GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
- ret = -1;
- goto end;
- }
- ret = (int) index;
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_structure_set_field_index(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *field, int index)
-{
- int ret = 0;
- struct bt_ctf_field_type_structure *structure;
-
- if (!type || !field ||
- bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_STRUCT) {
- ret = -1;
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- if (index < 0 || index >= structure->fields->len) {
- ret = -1;
- goto end;
- }
-
- bt_get(field);
- bt_put(((struct structure_field *)
- g_ptr_array_index(structure->fields, index))->type);
- ((struct structure_field *) structure->fields->pdata[index])->type =
- field;
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_get_field_name_index(
- struct bt_ctf_field_type *type, const char *name)
-{
- int ret;
- size_t index;
- GQuark name_quark;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || !name ||
- bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_VARIANT) {
- ret = -1;
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- if (!g_hash_table_lookup_extended(variant->field_name_to_index,
- GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
- ret = -1;
- goto end;
- }
- ret = (int) index;
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_sequence_set_length_field_path(
- struct bt_ctf_field_type *type,
- struct bt_ctf_field_path *path)
-{
- int ret = 0;
- struct bt_ctf_field_type_sequence *sequence;
-
- if (!type || bt_ctf_field_type_get_type_id(type) !=
- BT_CTF_TYPE_ID_SEQUENCE) {
- ret = -1;
- goto end;
- }
-
- sequence = container_of(type, struct bt_ctf_field_type_sequence,
- parent);
- bt_get(path);
- BT_MOVE(sequence->length_field_path, path);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_set_tag_field_path(struct bt_ctf_field_type *type,
- struct bt_ctf_field_path *path)
-{
- int ret = 0;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || bt_ctf_field_type_get_type_id(type) !=
- BT_CTF_TYPE_ID_VARIANT) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- bt_get(path);
- BT_MOVE(variant->tag_field_path, path);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_set_tag_field_type(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *tag)
-{
- int ret = 0;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || !tag ||
- bt_ctf_field_type_get_type_id(tag) !=
- BT_CTF_TYPE_ID_ENUM) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- bt_get(tag);
- if (variant->tag) {
- bt_put(&variant->tag->parent);
- }
- variant->tag = container_of(tag, struct bt_ctf_field_type_enumeration,
- parent);
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_set_field_index(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *field, int index)
-{
- int ret = 0;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || !field ||
- bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_VARIANT) {
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- if (index < 0 || index >= variant->fields->len) {
- ret = -1;
- goto end;
- }
-
- bt_get(field);
- bt_put(((struct structure_field *)
- g_ptr_array_index(variant->fields, index))->type);
- ((struct structure_field *) variant->fields->pdata[index])->type =
- field;
-end:
- return ret;
-}
-
-static
-void bt_ctf_field_type_integer_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_integer *integer =
- (struct bt_ctf_field_type_integer *) type;
-
- if (!type) {
- return;
- }
-
- bt_put(integer->mapped_clock);
- g_free(integer);
-}
-
-static
-void bt_ctf_field_type_enumeration_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_enumeration *enumeration =
- (struct bt_ctf_field_type_enumeration *) type;
-
- if (!type) {
- return;
- }
-
- g_ptr_array_free(enumeration->entries, TRUE);
- bt_put(enumeration->container);
- g_free(enumeration);
-}
-
-static
-void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_floating_point *floating_point =
- (struct bt_ctf_field_type_floating_point *) type;
-
- if (!type) {
- return;
- }
-
- g_free(floating_point);
-}
-
-static
-void bt_ctf_field_type_structure_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_structure *structure =
- (struct bt_ctf_field_type_structure *) type;
-
- if (!type) {
- return;
- }
-
- g_ptr_array_free(structure->fields, TRUE);
- g_hash_table_destroy(structure->field_name_to_index);
- g_free(structure);
-}
-
-static
-void bt_ctf_field_type_variant_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_variant *variant =
- (struct bt_ctf_field_type_variant *) type;
-
- if (!type) {
- return;
- }
-
- g_ptr_array_free(variant->fields, TRUE);
- g_hash_table_destroy(variant->field_name_to_index);
- g_string_free(variant->tag_name, TRUE);
- bt_put(&variant->tag->parent);
- BT_PUT(variant->tag_field_path);
- g_free(variant);
-}
-
-static
-void bt_ctf_field_type_array_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_array *array =
- (struct bt_ctf_field_type_array *) type;
-
- if (!type) {
- return;
- }
-
- bt_put(array->element_type);
- g_free(array);
-}
-
-static
-void bt_ctf_field_type_sequence_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_sequence *sequence =
- (struct bt_ctf_field_type_sequence *) type;
-
- if (!type) {
- return;
- }
-
- bt_put(sequence->element_type);
- g_string_free(sequence->length_field_name, TRUE);
- BT_PUT(sequence->length_field_path);
- g_free(sequence);
-}
-
-static
-void bt_ctf_field_type_string_destroy(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_string *string =
- (struct bt_ctf_field_type_string *) type;
-
- if (!type) {
- return;
- }
-
- g_free(string);
-}
-
-static
-void generic_field_type_freeze(struct bt_ctf_field_type *type)
-{
- type->frozen = 1;
-}
-
-static
-void bt_ctf_field_type_enumeration_freeze(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_enumeration *enumeration_type = container_of(
- type, struct bt_ctf_field_type_enumeration, parent);
-
- generic_field_type_freeze(type);
- bt_ctf_field_type_freeze(enumeration_type->container);
-}
-
-static
-void freeze_structure_field(struct structure_field *field)
-{
- bt_ctf_field_type_freeze(field->type);
-}
-
-static
-void bt_ctf_field_type_structure_freeze(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_structure *structure_type = container_of(
- type, struct bt_ctf_field_type_structure, parent);
-
- /* Cache the alignment */
- type->declaration->alignment = bt_ctf_field_type_get_alignment(type);
- generic_field_type_freeze(type);
- g_ptr_array_foreach(structure_type->fields,
- (GFunc) freeze_structure_field, NULL);
-}
-
-static
-void bt_ctf_field_type_variant_freeze(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_variant *variant_type = container_of(
- type, struct bt_ctf_field_type_variant, parent);
-
- generic_field_type_freeze(type);
- g_ptr_array_foreach(variant_type->fields,
- (GFunc) freeze_structure_field, NULL);
-}
-
-static
-void bt_ctf_field_type_array_freeze(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_array *array_type = container_of(
- type, struct bt_ctf_field_type_array, parent);
-
- /* Cache the alignment */
- type->declaration->alignment = bt_ctf_field_type_get_alignment(type);
- generic_field_type_freeze(type);
- bt_ctf_field_type_freeze(array_type->element_type);
-}
-
-static
-void bt_ctf_field_type_sequence_freeze(struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_sequence *sequence_type = container_of(
- type, struct bt_ctf_field_type_sequence, parent);
-
- /* Cache the alignment */
- type->declaration->alignment = bt_ctf_field_type_get_alignment(type);
- generic_field_type_freeze(type);
- bt_ctf_field_type_freeze(sequence_type->element_type);
-}
-
-static
-const char *get_encoding_string(enum bt_ctf_string_encoding encoding)
-{
- const char *encoding_string;
-
- switch (encoding) {
- case BT_CTF_STRING_ENCODING_NONE:
- encoding_string = "none";
- break;
- case BT_CTF_STRING_ENCODING_ASCII:
- encoding_string = "ASCII";
- break;
- case BT_CTF_STRING_ENCODING_UTF8:
- encoding_string = "UTF8";
- break;
- default:
- encoding_string = "unknown";
- break;
- }
-
- return encoding_string;
-}
-
-static
-const char *get_integer_base_string(enum bt_ctf_integer_base base)
-{
- const char *base_string;
-
- switch (base) {
- case BT_CTF_INTEGER_BASE_DECIMAL:
- base_string = "decimal";
- break;
- case BT_CTF_INTEGER_BASE_HEXADECIMAL:
- base_string = "hexadecimal";
- break;
- case BT_CTF_INTEGER_BASE_OCTAL:
- base_string = "octal";
- break;
- case BT_CTF_INTEGER_BASE_BINARY:
- base_string = "binary";
- break;
- default:
- base_string = "unknown";
- break;
- }
-
- return base_string;
-}
-
-static
-int bt_ctf_field_type_integer_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- struct bt_ctf_field_type_integer *integer = container_of(type,
- struct bt_ctf_field_type_integer, parent);
- int ret = 0;
-
- g_string_append_printf(context->string,
- "integer { size = %zu; align = %zu; signed = %s; encoding = %s; base = %s; byte_order = %s",
- integer->declaration.len, type->declaration->alignment,
- (integer->declaration.signedness ? "true" : "false"),
- get_encoding_string(integer->declaration.encoding),
- get_integer_base_string(integer->declaration.base),
- get_byte_order_string(integer->declaration.byte_order));
- if (integer->mapped_clock) {
- const char *clock_name = bt_ctf_clock_get_name(
- integer->mapped_clock);
-
- if (!clock_name) {
- ret = -1;
- goto end;
- }
-
- g_string_append_printf(context->string,
- "; map = clock.%s.value", clock_name);
- }
-
- g_string_append(context->string, "; }");
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_enumeration_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- size_t entry;
- int ret;
- struct bt_ctf_field_type_enumeration *enumeration = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
- struct bt_ctf_field_type *container_type;
- int container_signed;
-
- container_type = bt_ctf_field_type_enumeration_get_container_type(type);
- if (!container_type) {
- ret = -1;
- goto end;
- }
-
- container_signed = bt_ctf_field_type_integer_get_signed(container_type);
- if (container_signed < 0) {
- ret = container_signed;
- goto error_put_container_type;
- }
-
- g_string_append(context->string, "enum : ");
- ret = bt_ctf_field_type_serialize(enumeration->container, context);
- if (ret) {
- goto error_put_container_type;
- }
-
- g_string_append(context->string, " { ");
- for (entry = 0; entry < enumeration->entries->len; entry++) {
- struct enumeration_mapping *mapping =
- enumeration->entries->pdata[entry];
-
- if (container_signed) {
- if (mapping->range_start._signed ==
- mapping->range_end._signed) {
- g_string_append_printf(context->string,
- "\"%s\" = %" PRId64,
- g_quark_to_string(mapping->string),
- mapping->range_start._signed);
- } else {
- g_string_append_printf(context->string,
- "\"%s\" = %" PRId64 " ... %" PRId64,
- g_quark_to_string(mapping->string),
- mapping->range_start._signed,
- mapping->range_end._signed);
- }
- } else {
- if (mapping->range_start._unsigned ==
- mapping->range_end._unsigned) {
- g_string_append_printf(context->string,
- "\"%s\" = %" PRIu64,
- g_quark_to_string(mapping->string),
- mapping->range_start._unsigned);
- } else {
- g_string_append_printf(context->string,
- "\"%s\" = %" PRIu64 " ... %" PRIu64,
- g_quark_to_string(mapping->string),
- mapping->range_start._unsigned,
- mapping->range_end._unsigned);
- }
- }
-
- g_string_append(context->string,
- ((entry != (enumeration->entries->len - 1)) ?
- ", " : " }"));
- }
-
- if (context->field_name->len) {
- g_string_append_printf(context->string, " %s",
- context->field_name->str);
- g_string_assign(context->field_name, "");
- }
-error_put_container_type:
- bt_put(container_type);
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_floating_point_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- struct bt_ctf_field_type_floating_point *floating_point = container_of(
- type, struct bt_ctf_field_type_floating_point, parent);
-
- g_string_append_printf(context->string,
- "floating_point { exp_dig = %zu; mant_dig = %zu; byte_order = %s; align = %zu; }",
- floating_point->declaration.exp->len,
- floating_point->declaration.mantissa->len + 1,
- get_byte_order_string(floating_point->declaration.byte_order),
- type->declaration->alignment);
- return 0;
-}
-
-static
-int bt_ctf_field_type_structure_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- size_t i;
- unsigned int indent;
- int ret = 0;
- struct bt_ctf_field_type_structure *structure = container_of(type,
- struct bt_ctf_field_type_structure, parent);
- GString *structure_field_name = context->field_name;
-
- context->field_name = g_string_new("");
-
- context->current_indentation_level++;
- g_string_append(context->string, "struct {\n");
-
- for (i = 0; i < structure->fields->len; i++) {
- struct structure_field *field;
-
- for (indent = 0; indent < context->current_indentation_level;
- indent++) {
- g_string_append_c(context->string, '\t');
- }
-
- field = structure->fields->pdata[i];
- g_string_assign(context->field_name,
- g_quark_to_string(field->name));
- ret = bt_ctf_field_type_serialize(field->type, context);
- if (ret) {
- goto end;
- }
-
- if (context->field_name->len) {
- g_string_append_printf(context->string, " %s",
- context->field_name->str);
- }
- g_string_append(context->string, ";\n");
- }
-
- context->current_indentation_level--;
- for (indent = 0; indent < context->current_indentation_level;
- indent++) {
- g_string_append_c(context->string, '\t');
- }
-
- g_string_append_printf(context->string, "} align(%zu)",
- type->declaration->alignment);
-end:
- g_string_free(context->field_name, TRUE);
- context->field_name = structure_field_name;
- return ret;
-}
-
-static
-int bt_ctf_field_type_variant_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- size_t i;
- unsigned int indent;
- int ret = 0;
- struct bt_ctf_field_type_variant *variant = container_of(
- type, struct bt_ctf_field_type_variant, parent);
- GString *variant_field_name = context->field_name;
-
- context->field_name = g_string_new("");
- if (variant->tag_name->len > 0) {
- g_string_append_printf(context->string,
- "variant <%s> {\n", variant->tag_name->str);
- } else {
- g_string_append(context->string, "variant {\n");
- }
-
- context->current_indentation_level++;
- for (i = 0; i < variant->fields->len; i++) {
- struct structure_field *field = variant->fields->pdata[i];
-
- g_string_assign(context->field_name,
- g_quark_to_string(field->name));
- for (indent = 0; indent < context->current_indentation_level;
- indent++) {
- g_string_append_c(context->string, '\t');
- }
-
- g_string_assign(context->field_name,
- g_quark_to_string(field->name));
- ret = bt_ctf_field_type_serialize(field->type, context);
- if (ret) {
- goto end;
- }
-
- if (context->field_name->len) {
- g_string_append_printf(context->string, " %s;",
- context->field_name->str);
- }
-
- g_string_append_c(context->string, '\n');
- }
-
- context->current_indentation_level--;
- for (indent = 0; indent < context->current_indentation_level;
- indent++) {
- g_string_append_c(context->string, '\t');
- }
-
- g_string_append(context->string, "}");
-end:
- g_string_free(context->field_name, TRUE);
- context->field_name = variant_field_name;
- return ret;
-}
-
-static
-int bt_ctf_field_type_array_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- int ret = 0;
- struct bt_ctf_field_type_array *array = container_of(type,
- struct bt_ctf_field_type_array, parent);
-
- ret = bt_ctf_field_type_serialize(array->element_type, context);
- if (ret) {
- goto end;
- }
-
- if (context->field_name->len) {
- g_string_append_printf(context->string, " %s[%u]",
- context->field_name->str, array->length);
- g_string_assign(context->field_name, "");
- } else {
- g_string_append_printf(context->string, "[%u]", array->length);
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_sequence_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- int ret = 0;
- struct bt_ctf_field_type_sequence *sequence = container_of(
- type, struct bt_ctf_field_type_sequence, parent);
-
- ret = bt_ctf_field_type_serialize(sequence->element_type, context);
- if (ret) {
- goto end;
- }
-
- if (context->field_name->len) {
- g_string_append_printf(context->string, " %s[%s]",
- context->field_name->str,
- sequence->length_field_name->str);
- g_string_assign(context->field_name, "");
- } else {
- g_string_append_printf(context->string, "[%s]",
- sequence->length_field_name->str);
- }
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_string_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context)
-{
- struct bt_ctf_field_type_string *string = container_of(
- type, struct bt_ctf_field_type_string, parent);
-
- g_string_append_printf(context->string,
- "string { encoding = %s; }",
- get_encoding_string(string->declaration.encoding));
- return 0;
-}
-
-static
-enum bt_ctf_byte_order get_ctf_ir_byte_order(int byte_order) {
- enum bt_ctf_byte_order ret;
-
- switch (byte_order) {
- case BT_CTF_BYTE_ORDER_LITTLE_ENDIAN:
- case LITTLE_ENDIAN:
- ret = BT_CTF_BYTE_ORDER_LITTLE_ENDIAN;
- break;
- case BT_CTF_BYTE_ORDER_BIG_ENDIAN:
- case BIG_ENDIAN:
- ret = BT_CTF_BYTE_ORDER_BIG_ENDIAN;
- break;
- case BT_CTF_BYTE_ORDER_NETWORK:
- ret = BT_CTF_BYTE_ORDER_NETWORK;
- break;
- case BT_CTF_BYTE_ORDER_NATIVE:
- ret = BT_CTF_BYTE_ORDER_NATIVE;
- break;
- default:
- ret = BT_CTF_BYTE_ORDER_UNKNOWN;
- break;
- }
-
- return ret;
-}
-
-static
-void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *type,
- int byte_order, int set_native)
-{
- struct bt_ctf_field_type_integer *integer_type = container_of(type,
- struct bt_ctf_field_type_integer, parent);
-
- if (set_native) {
- if (integer_type->user_byte_order == BT_CTF_BYTE_ORDER_NATIVE) {
- /*
- * User byte order is native, so we can set
- * the real byte order.
- */
- integer_type->declaration.byte_order =
- byte_order;
- }
- } else {
- integer_type->user_byte_order =
- get_ctf_ir_byte_order(byte_order);
- integer_type->declaration.byte_order = byte_order;
- }
-}
-
-static
-void bt_ctf_field_type_enumeration_set_byte_order(
- struct bt_ctf_field_type *type, int byte_order, int set_native)
-{
- struct bt_ctf_field_type_enumeration *enum_type = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
-
- /* Safe to assume that container is an integer */
- bt_ctf_field_type_integer_set_byte_order(enum_type->container,
- byte_order, set_native);
-}
-
-static
-void bt_ctf_field_type_floating_point_set_byte_order(
- struct bt_ctf_field_type *type, int byte_order, int set_native)
-{
- struct bt_ctf_field_type_floating_point *floating_point_type =
- container_of(type, struct bt_ctf_field_type_floating_point,
- parent);
-
- if (set_native) {
- if (floating_point_type->user_byte_order ==
- BT_CTF_BYTE_ORDER_NATIVE) {
- /*
- * User byte order is native, so we can set
- * the real byte order.
- */
- floating_point_type->declaration.byte_order =
- byte_order;
- floating_point_type->sign.byte_order =
- byte_order;
- floating_point_type->mantissa.byte_order =
- byte_order;
- floating_point_type->exp.byte_order =
- byte_order;
- }
- } else {
- floating_point_type->user_byte_order =
- get_ctf_ir_byte_order(byte_order);
- floating_point_type->declaration.byte_order = byte_order;
- floating_point_type->sign.byte_order = byte_order;
- floating_point_type->mantissa.byte_order = byte_order;
- floating_point_type->exp.byte_order = byte_order;
- }
-}
-
-static
-void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *type,
- int byte_order, int set_native)
-{
- int i;
- struct bt_ctf_field_type_structure *structure_type =
- container_of(type, struct bt_ctf_field_type_structure,
- parent);
-
- for (i = 0; i < structure_type->fields->len; i++) {
- struct structure_field *field = g_ptr_array_index(
- structure_type->fields, i);
- struct bt_ctf_field_type *field_type = field->type;
-
- if (set_byte_order_funcs[field_type->declaration->id]) {
- set_byte_order_funcs[field_type->declaration->id](
- field_type, byte_order, set_native);
- }
- }
-}
-
-static
-void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *type,
- int byte_order, int set_native)
-{
- int i;
- struct bt_ctf_field_type_variant *variant_type =
- container_of(type, struct bt_ctf_field_type_variant,
- parent);
-
- for (i = 0; i < variant_type->fields->len; i++) {
- struct structure_field *field = g_ptr_array_index(
- variant_type->fields, i);
- struct bt_ctf_field_type *field_type = field->type;
-
- if (set_byte_order_funcs[field_type->declaration->id]) {
- set_byte_order_funcs[field_type->declaration->id](
- field_type, byte_order, set_native);
- }
- }
-}
-
-static
-void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *type,
- int byte_order, int set_native)
-{
- struct bt_ctf_field_type_array *array_type =
- container_of(type, struct bt_ctf_field_type_array,
- parent);
-
- if (set_byte_order_funcs[array_type->element_type->declaration->id]) {
- set_byte_order_funcs[array_type->element_type->declaration->id](
- array_type->element_type, byte_order, set_native);
- }
-}
-
-static
-void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *type,
- int byte_order, int set_native)
-{
- struct bt_ctf_field_type_sequence *sequence_type =
- container_of(type, struct bt_ctf_field_type_sequence,
- parent);
-
- if (set_byte_order_funcs[
- sequence_type->element_type->declaration->id]) {
- set_byte_order_funcs[
- sequence_type->element_type->declaration->id](
- sequence_type->element_type, byte_order, set_native);
- }
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_integer_copy(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *copy;
- struct bt_ctf_field_type_integer *integer, *copy_integer;
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- copy = bt_ctf_field_type_integer_create(integer->declaration.len);
- if (!copy) {
- goto end;
- }
-
- copy_integer = container_of(copy, struct bt_ctf_field_type_integer,
- parent);
- copy_integer->declaration = integer->declaration;
- if (integer->mapped_clock) {
- bt_get(integer->mapped_clock);
- copy_integer->mapped_clock = integer->mapped_clock;
- }
-
- copy_integer->user_byte_order = integer->user_byte_order;
-
-end:
- return copy;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_enumeration_copy(
- struct bt_ctf_field_type *type)
-{
- size_t i;
- struct bt_ctf_field_type *copy = NULL, *copy_container;
- struct bt_ctf_field_type_enumeration *enumeration, *copy_enumeration;
-
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
-
- /* Copy the source enumeration's container */
- copy_container = bt_ctf_field_type_copy(enumeration->container);
- if (!copy_container) {
- goto end;
- }
-
- copy = bt_ctf_field_type_enumeration_create(copy_container);
- if (!copy) {
- goto end;
- }
- copy_enumeration = container_of(copy,
- struct bt_ctf_field_type_enumeration, parent);
-
- /* Copy all enumaration entries */
- for (i = 0; i < enumeration->entries->len; i++) {
- struct enumeration_mapping *mapping = g_ptr_array_index(
- enumeration->entries, i);
- struct enumeration_mapping* copy_mapping = g_new0(
- struct enumeration_mapping, 1);
-
- if (!copy_mapping) {
- goto error;
- }
-
- *copy_mapping = *mapping;
- g_ptr_array_add(copy_enumeration->entries, copy_mapping);
- }
-
- copy_enumeration->declaration = enumeration->declaration;
-end:
- bt_put(copy_container);
- return copy;
-error:
- bt_put(copy_container);
- BT_PUT(copy);
- return copy;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_floating_point_copy(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *copy;
- struct bt_ctf_field_type_floating_point *floating_point, *copy_float;
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- copy = bt_ctf_field_type_floating_point_create();
- if (!copy) {
- goto end;
- }
-
- copy_float = container_of(copy,
- struct bt_ctf_field_type_floating_point, parent);
- copy_float->declaration = floating_point->declaration;
- copy_float->sign = floating_point->sign;
- copy_float->mantissa = floating_point->mantissa;
- copy_float->exp = floating_point->exp;
- copy_float->user_byte_order = floating_point->user_byte_order;
- copy_float->declaration.sign = ©_float->sign;
- copy_float->declaration.mantissa = ©_float->mantissa;
- copy_float->declaration.exp = ©_float->exp;
-end:
- return copy;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_structure_copy(
- struct bt_ctf_field_type *type)
-{
- int i;
- GHashTableIter iter;
- gpointer key, value;
- struct bt_ctf_field_type *copy;
- struct bt_ctf_field_type_structure *structure, *copy_structure;
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- copy = bt_ctf_field_type_structure_create();
- if (!copy) {
- goto end;
- }
-
- copy_structure = container_of(copy,
- struct bt_ctf_field_type_structure, parent);
-
- /* Copy field_name_to_index */
- g_hash_table_iter_init(&iter, structure->field_name_to_index);
- while (g_hash_table_iter_next (&iter, &key, &value)) {
- g_hash_table_insert(copy_structure->field_name_to_index,
- key, value);
- }
-
- for (i = 0; i < structure->fields->len; i++) {
- struct structure_field *entry, *copy_entry;
- struct bt_ctf_field_type *copy_field;
-
- copy_entry = g_new0(struct structure_field, 1);
- if (!copy_entry) {
- goto error;
- }
-
- entry = g_ptr_array_index(structure->fields, i);
- copy_field = bt_ctf_field_type_copy(entry->type);
- if (!copy_field) {
- g_free(copy_entry);
- goto error;
- }
-
- copy_entry->name = entry->name;
- copy_entry->type = copy_field;
- g_ptr_array_add(copy_structure->fields, copy_entry);
- }
-
- copy_structure->declaration = structure->declaration;
-end:
- return copy;
-error:
- BT_PUT(copy);
- return copy;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_variant_copy(
- struct bt_ctf_field_type *type)
-{
- int i;
- GHashTableIter iter;
- gpointer key, value;
- struct bt_ctf_field_type *copy = NULL, *copy_tag = NULL;
- struct bt_ctf_field_type_variant *variant, *copy_variant;
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- if (variant->tag) {
- copy_tag = bt_ctf_field_type_copy(&variant->tag->parent);
- if (!copy_tag) {
- goto end;
- }
- }
-
- copy = bt_ctf_field_type_variant_create(copy_tag,
- variant->tag_name->len ? variant->tag_name->str : NULL);
- if (!copy) {
- goto end;
- }
-
- copy_variant = container_of(copy, struct bt_ctf_field_type_variant,
- parent);
-
- /* Copy field_name_to_index */
- g_hash_table_iter_init(&iter, variant->field_name_to_index);
- while (g_hash_table_iter_next (&iter, &key, &value)) {
- g_hash_table_insert(copy_variant->field_name_to_index,
- key, value);
- }
-
- for (i = 0; i < variant->fields->len; i++) {
- struct structure_field *entry, *copy_entry;
- struct bt_ctf_field_type *copy_field;
-
- copy_entry = g_new0(struct structure_field, 1);
- if (!copy_entry) {
- goto error;
- }
-
- entry = g_ptr_array_index(variant->fields, i);
- copy_field = bt_ctf_field_type_copy(entry->type);
- if (!copy_field) {
- g_free(copy_entry);
- goto error;
- }
-
- copy_entry->name = entry->name;
- copy_entry->type = copy_field;
- g_ptr_array_add(copy_variant->fields, copy_entry);
- }
-
- copy_variant->declaration = variant->declaration;
- if (variant->tag_field_path) {
- copy_variant->tag_field_path = bt_ctf_field_path_copy(
- variant->tag_field_path);
- if (!copy_variant->tag_field_path) {
- goto error;
- }
- }
-end:
- bt_put(copy_tag);
- return copy;
-error:
- bt_put(copy_tag);
- BT_PUT(copy);
- return copy;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_array_copy(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *copy = NULL, *copy_element;
- struct bt_ctf_field_type_array *array, *copy_array;
-
- array = container_of(type, struct bt_ctf_field_type_array,
- parent);
- copy_element = bt_ctf_field_type_copy(array->element_type);
- if (!copy_element) {
- goto end;
- }
-
- copy = bt_ctf_field_type_array_create(copy_element, array->length);
- if (!copy) {
- goto end;
- }
-
- copy_array = container_of(copy, struct bt_ctf_field_type_array,
- parent);
- copy_array->declaration = array->declaration;
-end:
- bt_put(copy_element);
- return copy;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_sequence_copy(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *copy = NULL, *copy_element;
- struct bt_ctf_field_type_sequence *sequence, *copy_sequence;
-
- sequence = container_of(type, struct bt_ctf_field_type_sequence,
- parent);
- copy_element = bt_ctf_field_type_copy(sequence->element_type);
- if (!copy_element) {
- goto end;
- }
-
- copy = bt_ctf_field_type_sequence_create(copy_element,
- sequence->length_field_name->len ?
- sequence->length_field_name->str : NULL);
- if (!copy) {
- goto end;
- }
-
- copy_sequence = container_of(copy, struct bt_ctf_field_type_sequence,
- parent);
- copy_sequence->declaration = sequence->declaration;
- if (sequence->length_field_path) {
- copy_sequence->length_field_path = bt_ctf_field_path_copy(
- sequence->length_field_path);
- if (!copy_sequence->length_field_path) {
- goto error;
- }
- }
-end:
- bt_put(copy_element);
- return copy;
-error:
- BT_PUT(copy);
- goto end;
-}
-
-static
-struct bt_ctf_field_type *bt_ctf_field_type_string_copy(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type *copy;
- struct bt_ctf_field_type_string *string, *copy_string;
-
- copy = bt_ctf_field_type_string_create();
- if (!copy) {
- goto end;
- }
-
- string = container_of(type, struct bt_ctf_field_type_string,
- parent);
- copy_string = container_of(type, struct bt_ctf_field_type_string,
- parent);
- copy_string->declaration = string->declaration;
-end:
- return copy;
-}
-
-static
-int bt_ctf_field_type_integer_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- struct bt_ctf_field_type_integer *integer_a;
- struct bt_ctf_field_type_integer *integer_b;
- struct declaration_integer *decl_a;
- struct declaration_integer *decl_b;
-
- integer_a = container_of(type_a, struct bt_ctf_field_type_integer,
- parent);
- integer_b = container_of(type_b, struct bt_ctf_field_type_integer,
- parent);
- decl_a = &integer_a->declaration;
- decl_b = &integer_b->declaration;
-
- /* Length */
- if (decl_a->len != decl_b->len) {
- goto end;
- }
-
- /*
- * Compare user byte orders only, not the cached,
- * real byte orders.
- */
- if (integer_a->user_byte_order != integer_b->user_byte_order) {
- goto end;
- }
-
- /* Signedness */
- if (decl_a->signedness != decl_b->signedness) {
- goto end;
- }
-
- /* Base */
- if (decl_a->base != decl_b->base) {
- goto end;
- }
-
- /* Encoding */
- if (decl_a->encoding != decl_b->encoding) {
- goto end;
- }
-
- /* Mapped clock */
- if (integer_a->mapped_clock != integer_b->mapped_clock) {
- goto end;
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_floating_point_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- struct bt_ctf_field_type_floating_point *float_a;
- struct bt_ctf_field_type_floating_point *float_b;
-
- float_a = container_of(type_a,
- struct bt_ctf_field_type_floating_point, parent);
- float_b = container_of(type_b,
- struct bt_ctf_field_type_floating_point, parent);
-
- /* Sign length */
- if (float_a->sign.len != float_b->sign.len) {
- goto end;
- }
-
- /* Exponent length */
- if (float_a->exp.len != float_b->exp.len) {
- goto end;
- }
-
- /* Mantissa length */
- if (float_a->mantissa.len != float_b->mantissa.len) {
- goto end;
- }
-
- /*
- * Compare user byte orders only, not the cached,
- * real byte orders.
- */
- if (float_a->user_byte_order != float_b->user_byte_order) {
- goto end;
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int compare_enumeration_mappings(struct enumeration_mapping *mapping_a,
- struct enumeration_mapping *mapping_b)
-{
- int ret = 1;
-
- /* Label */
- if (mapping_a->string != mapping_b->string) {
- goto end;
- }
-
- /* Range start */
- if (mapping_a->range_start._unsigned !=
- mapping_b->range_start._unsigned) {
- goto end;
- }
-
- /* Range end */
- if (mapping_a->range_end._unsigned !=
- mapping_b->range_end._unsigned) {
- goto end;
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_enumeration_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- int i;
- struct bt_ctf_field_type_enumeration *enum_a;
- struct bt_ctf_field_type_enumeration *enum_b;
-
- enum_a = container_of(type_a,
- struct bt_ctf_field_type_enumeration, parent);
- enum_b = container_of(type_b,
- struct bt_ctf_field_type_enumeration, parent);
-
- /* Container field type */
- ret = bt_ctf_field_type_compare(enum_a->container, enum_b->container);
- if (ret) {
- goto end;
- }
-
- ret = 1;
-
- /* Entries */
- if (enum_a->entries->len != enum_b->entries->len) {
- goto end;
- }
-
- for (i = 0; i < enum_a->entries->len; ++i) {
- struct enumeration_mapping *mapping_a =
- g_ptr_array_index(enum_a->entries, i);
- struct enumeration_mapping *mapping_b =
- g_ptr_array_index(enum_b->entries, i);
-
- if (compare_enumeration_mappings(mapping_a, mapping_b)) {
- goto end;
- }
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_string_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- struct bt_ctf_field_type_string *string_a;
- struct bt_ctf_field_type_string *string_b;
-
- string_a = container_of(type_a,
- struct bt_ctf_field_type_string, parent);
- string_b = container_of(type_b,
- struct bt_ctf_field_type_string, parent);
-
- /* Encoding */
- if (string_a->declaration.encoding != string_b->declaration.encoding) {
- goto end;
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int compare_structure_fields(struct structure_field *field_a,
- struct structure_field *field_b)
-{
- int ret = 1;
-
- /* Label */
- if (field_a->name != field_b->name) {
- goto end;
- }
-
- /* Type */
- ret = bt_ctf_field_type_compare(field_a->type, field_b->type);
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_structure_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- int i;
- struct bt_ctf_field_type_structure *struct_a;
- struct bt_ctf_field_type_structure *struct_b;
-
- struct_a = container_of(type_a,
- struct bt_ctf_field_type_structure, parent);
- struct_b = container_of(type_b,
- struct bt_ctf_field_type_structure, parent);
-
- /* Alignment */
- if (bt_ctf_field_type_get_alignment(type_a) !=
- bt_ctf_field_type_get_alignment(type_b)) {
- goto end;
- }
-
- /* Fields */
- if (struct_a->fields->len != struct_b->fields->len) {
- goto end;
- }
-
- for (i = 0; i < struct_a->fields->len; ++i) {
- struct structure_field *field_a =
- g_ptr_array_index(struct_a->fields, i);
- struct structure_field *field_b =
- g_ptr_array_index(struct_b->fields, i);
-
- ret = compare_structure_fields(field_a, field_b);
- if (ret) {
- goto end;
- }
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_variant_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- int i;
- struct bt_ctf_field_type_variant *variant_a;
- struct bt_ctf_field_type_variant *variant_b;
-
- variant_a = container_of(type_a,
- struct bt_ctf_field_type_variant, parent);
- variant_b = container_of(type_b,
- struct bt_ctf_field_type_variant, parent);
-
- /* Tag name */
- if (strcmp(variant_a->tag_name->str, variant_b->tag_name->str)) {
- goto end;
- }
-
- /* Tag type */
- ret = bt_ctf_field_type_compare(
- (struct bt_ctf_field_type *) variant_a->tag,
- (struct bt_ctf_field_type *) variant_b->tag);
- if (ret) {
- goto end;
- }
-
- ret = 1;
-
- /* Fields */
- if (variant_a->fields->len != variant_b->fields->len) {
- goto end;
- }
-
- for (i = 0; i < variant_a->fields->len; ++i) {
- struct structure_field *field_a =
- g_ptr_array_index(variant_a->fields, i);
- struct structure_field *field_b =
- g_ptr_array_index(variant_b->fields, i);
-
- ret = compare_structure_fields(field_a, field_b);
- if (ret) {
- goto end;
- }
- }
-
- /* Equal */
- ret = 0;
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_array_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
- struct bt_ctf_field_type_array *array_a;
- struct bt_ctf_field_type_array *array_b;
-
- array_a = container_of(type_a,
- struct bt_ctf_field_type_array, parent);
- array_b = container_of(type_b,
- struct bt_ctf_field_type_array, parent);
-
- /* Length */
- if (array_a->length != array_b->length) {
- goto end;
- }
-
- /* Element type */
- ret = bt_ctf_field_type_compare(array_a->element_type,
- array_b->element_type);
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_field_type_sequence_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = -1;
- struct bt_ctf_field_type_sequence *sequence_a;
- struct bt_ctf_field_type_sequence *sequence_b;
-
- sequence_a = container_of(type_a,
- struct bt_ctf_field_type_sequence, parent);
- sequence_b = container_of(type_b,
- struct bt_ctf_field_type_sequence, parent);
-
- /* Length name */
- if (strcmp(sequence_a->length_field_name->str,
- sequence_b->length_field_name->str)) {
- goto end;
- }
-
- /* Element type */
- ret = bt_ctf_field_type_compare(sequence_a->element_type,
- sequence_b->element_type);
-
-end:
- return ret;
-}
-
-int bt_ctf_field_type_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b)
-{
- int ret = 1;
-
- if (type_a == type_b) {
- /* Same reference: equal (even if both are NULL) */
- ret = 0;
- goto end;
- }
-
- if (!type_a || !type_b) {
- ret = -1;
- goto end;
- }
-
- if (type_a->declaration->id != type_b->declaration->id) {
- /* Different type IDs */
- goto end;
- }
-
- if (type_a->declaration->id == BT_CTF_TYPE_ID_UNKNOWN) {
- /* Both have unknown type IDs */
- goto end;
- }
-
- ret = type_compare_funcs[type_a->declaration->id](type_a, type_b);
-
-end:
- return ret;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_get_field_count(struct bt_ctf_field_type *field_type)
-{
- int field_count = -1;
- enum ctf_type_id type_id = bt_ctf_field_type_get_type_id(field_type);
-
- switch (type_id) {
- case CTF_TYPE_STRUCT:
- field_count =
- bt_ctf_field_type_structure_get_field_count(field_type);
- break;
- case CTF_TYPE_VARIANT:
- field_count =
- bt_ctf_field_type_variant_get_field_count(field_type);
- break;
- case CTF_TYPE_ARRAY:
- case CTF_TYPE_SEQUENCE:
- /*
- * Array and sequence types always contain a single member
- * (the element type).
- */
- field_count = 1;
- break;
- default:
- break;
- }
-
- return field_count;
-}
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_get_field_at_index(
- struct bt_ctf_field_type *field_type, int index)
-{
- struct bt_ctf_field_type *field = NULL;
- enum ctf_type_id type_id = bt_ctf_field_type_get_type_id(field_type);
-
- switch (type_id) {
- case CTF_TYPE_STRUCT:
- bt_ctf_field_type_structure_get_field(field_type, NULL, &field,
- index);
- break;
- case CTF_TYPE_VARIANT:
- bt_ctf_field_type_variant_get_field(field_type, NULL,
- &field, index);
- break;
- case CTF_TYPE_ARRAY:
- field = bt_ctf_field_type_array_get_element_type(field_type);
- break;
- case CTF_TYPE_SEQUENCE:
- field = bt_ctf_field_type_sequence_get_element_type(field_type);
- break;
- default:
- break;
- }
-
- return field;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_get_field_index(struct bt_ctf_field_type *field_type,
- const char *name)
-{
- int field_index = -1;
- enum ctf_type_id type_id = bt_ctf_field_type_get_type_id(field_type);
-
- switch (type_id) {
- case CTF_TYPE_STRUCT:
- field_index = bt_ctf_field_type_structure_get_field_name_index(
- field_type, name);
- break;
- case CTF_TYPE_VARIANT:
- field_index = bt_ctf_field_type_variant_get_field_name_index(
- field_type, name);
- break;
- default:
- break;
- }
-
- return field_index;
-}
-
-struct bt_ctf_field_path *bt_ctf_field_type_variant_get_tag_field_path(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_path *field_path = NULL;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type || !bt_ctf_field_type_is_variant(type)) {
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- field_path = bt_get(variant->tag_field_path);
-end:
- return field_path;
-}
-
-struct bt_ctf_field_path *bt_ctf_field_type_sequence_get_length_field_path(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_path *field_path = NULL;
- struct bt_ctf_field_type_sequence *sequence;
-
- if (!type || !bt_ctf_field_type_is_sequence(type)) {
- goto end;
- }
-
- sequence = container_of(type, struct bt_ctf_field_type_sequence,
- parent);
- field_path = bt_get(sequence->length_field_path);
-end:
- return field_path;
-}
* SOFTWARE.
*/
-#include <babeltrace/ctf-writer/event.h>
-#include <babeltrace/ctf-writer/event-types.h>
-#include <babeltrace/ctf-writer/event-fields.h>
-#include <babeltrace/ctf-ir/event-fields-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
+#include <babeltrace/ctf-ir/fields-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
#include <babeltrace/ctf-ir/event-internal.h>
#include <babeltrace/ctf-ir/stream-class.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
* SOFTWARE.
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/field-path-internal.h>
#include <babeltrace/ctf-ir/field-path.h>
#include <limits.h>
--- /dev/null
+/*
+ * field-types.c
+ *
+ * Babeltrace CTF IR - Event Types
+ *
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <babeltrace/ctf-ir/field-types-internal.h>
+#include <babeltrace/ctf-ir/field-path-internal.h>
+#include <babeltrace/ctf-ir/utils.h>
+#include <babeltrace/ref.h>
+#include <babeltrace/ctf-ir/clock.h>
+#include <babeltrace/ctf-writer/writer-internal.h>
+#include <babeltrace/object-internal.h>
+#include <babeltrace/ref.h>
+#include <babeltrace/compiler.h>
+#include <babeltrace/endian.h>
+#include <float.h>
+#include <inttypes.h>
+#include <stdlib.h>
+
+struct range_overlap_query {
+ union {
+ uint64_t _unsigned;
+ int64_t _signed;
+ } range_start;
+
+ union {
+ uint64_t _unsigned;
+ int64_t _signed;
+ } range_end;
+ int overlaps;
+ GQuark mapping_name;
+};
+
+static
+void bt_ctf_field_type_destroy(struct bt_object *);
+static
+void bt_ctf_field_type_integer_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_enumeration_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_structure_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_variant_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_array_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_sequence_destroy(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_string_destroy(struct bt_ctf_field_type *);
+
+static
+void (* const type_destroy_funcs[])(struct bt_ctf_field_type *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_destroy,
+ [BT_CTF_TYPE_ID_ENUM] =
+ bt_ctf_field_type_enumeration_destroy,
+ [BT_CTF_TYPE_ID_FLOAT] =
+ bt_ctf_field_type_floating_point_destroy,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_destroy,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_destroy,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_destroy,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_destroy,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_destroy,
+};
+
+static
+void generic_field_type_freeze(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_enumeration_freeze(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_structure_freeze(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_variant_freeze(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_array_freeze(struct bt_ctf_field_type *);
+static
+void bt_ctf_field_type_sequence_freeze(struct bt_ctf_field_type *);
+
+static
+type_freeze_func const type_freeze_funcs[] = {
+ [BT_CTF_TYPE_ID_INTEGER] = generic_field_type_freeze,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_freeze,
+ [BT_CTF_TYPE_ID_FLOAT] = generic_field_type_freeze,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_freeze,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_freeze,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_freeze,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_freeze,
+ [BT_CTF_TYPE_ID_STRING] = generic_field_type_freeze,
+};
+
+static
+int bt_ctf_field_type_integer_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+static
+int bt_ctf_field_type_enumeration_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+static
+int bt_ctf_field_type_floating_point_serialize(
+ struct bt_ctf_field_type *, struct metadata_context *);
+static
+int bt_ctf_field_type_structure_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+static
+int bt_ctf_field_type_variant_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+static
+int bt_ctf_field_type_array_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+static
+int bt_ctf_field_type_sequence_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+static
+int bt_ctf_field_type_string_serialize(struct bt_ctf_field_type *,
+ struct metadata_context *);
+
+static
+type_serialize_func const type_serialize_funcs[] = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_serialize,
+ [BT_CTF_TYPE_ID_ENUM] =
+ bt_ctf_field_type_enumeration_serialize,
+ [BT_CTF_TYPE_ID_FLOAT] =
+ bt_ctf_field_type_floating_point_serialize,
+ [BT_CTF_TYPE_ID_STRUCT] =
+ bt_ctf_field_type_structure_serialize,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_serialize,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_serialize,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_serialize,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_serialize,
+};
+
+static
+void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *,
+ int byte_order, int set_native);
+static
+void bt_ctf_field_type_enumeration_set_byte_order(struct bt_ctf_field_type *,
+ int byte_order, int set_native);
+static
+void bt_ctf_field_type_floating_point_set_byte_order(
+ struct bt_ctf_field_type *, int byte_order, int set_native);
+static
+void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *,
+ int byte_order, int set_native);
+static
+void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *,
+ int byte_order, int set_native);
+static
+void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *,
+ int byte_order, int set_native);
+static
+void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *,
+ int byte_order, int set_native);
+
+/* The set_native flag only set the byte order if it is set to native */
+static
+void (* const set_byte_order_funcs[])(struct bt_ctf_field_type *,
+ int byte_order, int set_native) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_set_byte_order,
+ [BT_CTF_TYPE_ID_ENUM] =
+ bt_ctf_field_type_enumeration_set_byte_order,
+ [BT_CTF_TYPE_ID_FLOAT] =
+ bt_ctf_field_type_floating_point_set_byte_order,
+ [BT_CTF_TYPE_ID_STRUCT] =
+ bt_ctf_field_type_structure_set_byte_order,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_set_byte_order,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_set_byte_order,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_set_byte_order,
+ [BT_CTF_TYPE_ID_STRING] = NULL,
+};
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_integer_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_enumeration_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_floating_point_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_structure_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_variant_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_array_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_sequence_copy(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field_type *bt_ctf_field_type_string_copy(
+ struct bt_ctf_field_type *);
+
+static
+struct bt_ctf_field_type *(* const type_copy_funcs[])(
+ struct bt_ctf_field_type *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_copy,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_copy,
+ [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_type_floating_point_copy,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_copy,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_copy,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_copy,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_copy,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_copy,
+};
+
+static
+int bt_ctf_field_type_integer_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_floating_point_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_enumeration_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_string_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_structure_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_variant_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_array_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_sequence_compare(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *);
+
+static
+int (* const type_compare_funcs[])(struct bt_ctf_field_type *,
+ struct bt_ctf_field_type *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_compare,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_compare,
+ [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_type_floating_point_compare,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_compare,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_compare,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_compare,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_compare,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_type_string_compare,
+};
+
+static
+int bt_ctf_field_type_enumeration_validate(struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_structure_validate(struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_variant_validate(struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_array_validate(struct bt_ctf_field_type *);
+static
+int bt_ctf_field_type_sequence_validate(struct bt_ctf_field_type *);
+
+static
+int (* const type_validate_funcs[])(struct bt_ctf_field_type *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = NULL,
+ [BT_CTF_TYPE_ID_FLOAT] = NULL,
+ [BT_CTF_TYPE_ID_STRING] = NULL,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_validate,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_validate,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_validate,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_type_array_validate,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_validate,
+};
+
+static
+void destroy_enumeration_mapping(struct enumeration_mapping *mapping)
+{
+ g_free(mapping);
+}
+
+static
+void destroy_structure_field(struct structure_field *field)
+{
+ bt_put(field->type);
+ g_free(field);
+}
+
+static
+void check_ranges_overlap(gpointer element, gpointer query)
+{
+ struct enumeration_mapping *mapping = element;
+ struct range_overlap_query *overlap_query = query;
+
+ if (mapping->range_start._signed <= overlap_query->range_end._signed
+ && overlap_query->range_start._signed <=
+ mapping->range_end._signed) {
+ overlap_query->overlaps = 1;
+ overlap_query->mapping_name = mapping->string;
+ }
+
+ overlap_query->overlaps |=
+ mapping->string == overlap_query->mapping_name;
+}
+
+static
+void check_ranges_overlap_unsigned(gpointer element, gpointer query)
+{
+ struct enumeration_mapping *mapping = element;
+ struct range_overlap_query *overlap_query = query;
+
+ if (mapping->range_start._unsigned <= overlap_query->range_end._unsigned
+ && overlap_query->range_start._unsigned <=
+ mapping->range_end._unsigned) {
+ overlap_query->overlaps = 1;
+ overlap_query->mapping_name = mapping->string;
+ }
+
+ overlap_query->overlaps |=
+ mapping->string == overlap_query->mapping_name;
+}
+
+static
+gint compare_enumeration_mappings_signed(struct enumeration_mapping **a,
+ struct enumeration_mapping **b)
+{
+ return ((*a)->range_start._signed < (*b)->range_start._signed) ? -1 : 1;
+}
+
+static
+gint compare_enumeration_mappings_unsigned(struct enumeration_mapping **a,
+ struct enumeration_mapping **b)
+{
+ return ((*a)->range_start._unsigned < (*b)->range_start._unsigned) ? -1 : 1;
+}
+
+static
+void bt_ctf_field_type_init(struct bt_ctf_field_type *type, int init_bo)
+{
+ enum bt_ctf_type_id type_id = type->declaration->id;
+
+ assert(type && (type_id > BT_CTF_TYPE_ID_UNKNOWN) &&
+ (type_id < BT_CTF_NR_TYPE_IDS));
+
+ bt_object_init(type, bt_ctf_field_type_destroy);
+ type->freeze = type_freeze_funcs[type_id];
+ type->serialize = type_serialize_funcs[type_id];
+
+ if (init_bo) {
+ int ret = bt_ctf_field_type_set_byte_order(type,
+ BT_CTF_BYTE_ORDER_NATIVE);
+ assert(!ret);
+ }
+
+ type->declaration->alignment = 1;
+}
+
+static
+int add_structure_field(GPtrArray *fields,
+ GHashTable *field_name_to_index,
+ struct bt_ctf_field_type *field_type,
+ const char *field_name)
+{
+ int ret = 0;
+ GQuark name_quark = g_quark_from_string(field_name);
+ struct structure_field *field;
+
+ /* Make sure structure does not contain a field of the same name */
+ if (g_hash_table_lookup_extended(field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, NULL)) {
+ ret = -1;
+ goto end;
+ }
+
+ field = g_new0(struct structure_field, 1);
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ bt_get(field_type);
+ field->name = name_quark;
+ field->type = field_type;
+ g_hash_table_insert(field_name_to_index,
+ (gpointer) (unsigned long) name_quark,
+ (gpointer) (unsigned long) fields->len);
+ g_ptr_array_add(fields, field);
+end:
+ return ret;
+}
+
+static
+void bt_ctf_field_type_destroy(struct bt_object *obj)
+{
+ struct bt_ctf_field_type *type;
+ enum bt_ctf_type_id type_id;
+
+ type = container_of(obj, struct bt_ctf_field_type, base);
+ type_id = type->declaration->id;
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN ||
+ type_id >= BT_CTF_NR_TYPE_IDS) {
+ return;
+ }
+
+ type_destroy_funcs[type_id](type);
+}
+
+static
+int bt_ctf_field_type_enumeration_validate(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+
+ struct bt_ctf_field_type_enumeration *enumeration =
+ container_of(type, struct bt_ctf_field_type_enumeration,
+ parent);
+ struct bt_ctf_field_type *container_type =
+ bt_ctf_field_type_enumeration_get_container_type(type);
+
+ if (!container_type) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_validate(container_type);
+ if (ret) {
+ goto end;
+ }
+
+ /* Ensure enum has entries */
+ ret = enumeration->entries->len ? 0 : -1;
+
+end:
+ BT_PUT(container_type);
+ return ret;
+}
+
+static
+int bt_ctf_field_type_sequence_validate(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type *element_type = NULL;
+ struct bt_ctf_field_type_sequence *sequence =
+ container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+
+ /* Length field name should be set at this point */
+ if (sequence->length_field_name->len == 0) {
+ ret = -1;
+ goto end;
+ }
+
+ element_type = bt_ctf_field_type_sequence_get_element_type(type);
+ if (!element_type) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_validate(element_type);
+
+end:
+ BT_PUT(element_type);
+
+ return ret;
+}
+
+static
+int bt_ctf_field_type_array_validate(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type *element_type = NULL;
+
+ element_type = bt_ctf_field_type_array_get_element_type(type);
+ if (!element_type) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_validate(element_type);
+
+end:
+ BT_PUT(element_type);
+
+ return ret;
+}
+
+static
+int bt_ctf_field_type_structure_validate(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type *child_type = NULL;
+ int field_count = bt_ctf_field_type_structure_get_field_count(type);
+ int i;
+
+ if (field_count < 0) {
+ ret = -1;
+ goto end;
+ }
+
+ for (i = 0; i < field_count; ++i) {
+ ret = bt_ctf_field_type_structure_get_field(type,
+ NULL, &child_type, i);
+ if (ret) {
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_validate(child_type);
+ if (ret) {
+ goto end;
+ }
+
+ BT_PUT(child_type);
+ }
+
+end:
+ BT_PUT(child_type);
+
+ return ret;
+}
+
+static
+int bt_ctf_field_type_variant_validate(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ int field_count;
+ struct bt_ctf_field_type *child_type = NULL;
+ struct bt_ctf_field_type_variant *variant =
+ container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ int i;
+ int tag_mappings_count;
+
+ if (variant->tag_name->len == 0 || !variant->tag) {
+ ret = -1;
+ goto end;
+ }
+
+ tag_mappings_count =
+ bt_ctf_field_type_enumeration_get_mapping_count(
+ (struct bt_ctf_field_type *) variant->tag);
+
+ if (tag_mappings_count != variant->fields->len) {
+ ret = -1;
+ goto end;
+ }
+
+ for (i = 0; i < tag_mappings_count; ++i) {
+ const char *label;
+ int64_t range_start, range_end;
+ struct bt_ctf_field_type *ft;
+
+ ret = bt_ctf_field_type_enumeration_get_mapping(
+ (struct bt_ctf_field_type *) variant->tag,
+ i, &label, &range_start, &range_end);
+ if (ret) {
+ goto end;
+ }
+ if (!label) {
+ ret = -1;
+ goto end;
+ }
+
+ ft = bt_ctf_field_type_variant_get_field_type_by_name(
+ type, label);
+ if (!ft) {
+ ret = -1;
+ goto end;
+ }
+
+ BT_PUT(ft);
+ }
+
+ field_count = bt_ctf_field_type_variant_get_field_count(type);
+ if (field_count < 0) {
+ ret = -1;
+ goto end;
+ }
+
+ for (i = 0; i < field_count; ++i) {
+ ret = bt_ctf_field_type_variant_get_field(type,
+ NULL, &child_type, i);
+ if (ret) {
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_validate(child_type);
+ if (ret) {
+ goto end;
+ }
+
+ BT_PUT(child_type);
+ }
+
+end:
+ BT_PUT(child_type);
+
+ return ret;
+}
+
+/*
+ * This function validates a given field type without considering
+ * where this field type is located. It only validates the properties
+ * of the given field type and the properties of its children if
+ * applicable.
+ */
+BT_HIDDEN
+int bt_ctf_field_type_validate(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ enum bt_ctf_type_id id = bt_ctf_field_type_get_type_id(type);
+
+ if (!type) {
+ ret = -1;
+ goto end;
+ }
+
+ if (type->valid) {
+ /* Already marked as valid */
+ goto end;
+ }
+
+ if (type_validate_funcs[id]) {
+ ret = type_validate_funcs[id](type);
+ }
+
+ if (!ret && type->frozen) {
+ /* Field type is valid */
+ type->valid = 1;
+ }
+
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_integer_create(unsigned int size)
+{
+ struct bt_ctf_field_type_integer *integer =
+ g_new0(struct bt_ctf_field_type_integer, 1);
+
+ if (!integer || size == 0 || size > 64) {
+ return NULL;
+ }
+
+ integer->parent.declaration = &integer->declaration.p;
+ integer->parent.declaration->id = BT_CTF_TYPE_ID_INTEGER;
+ integer->declaration.len = size;
+ integer->declaration.base = BT_CTF_INTEGER_BASE_DECIMAL;
+ integer->declaration.encoding = BT_CTF_STRING_ENCODING_NONE;
+ bt_ctf_field_type_init(&integer->parent, TRUE);
+ return &integer->parent;
+}
+
+int bt_ctf_field_type_integer_get_size(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_integer *integer;
+
+ if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ ret = (int) integer->declaration.len;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_integer_get_signed(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_integer *integer;
+
+ if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ ret = integer->declaration.signedness;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_integer_set_signed(struct bt_ctf_field_type *type,
+ int is_signed)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_integer *integer;
+
+ if (!type || type->frozen ||
+ type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ integer->declaration.signedness = !!is_signed;
+end:
+ return ret;
+}
+
+enum bt_ctf_integer_base bt_ctf_field_type_integer_get_base(
+ struct bt_ctf_field_type *type)
+{
+ enum bt_ctf_integer_base ret = BT_CTF_INTEGER_BASE_UNKNOWN;
+ struct bt_ctf_field_type_integer *integer;
+
+ if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ ret = integer->declaration.base;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_integer_set_base(struct bt_ctf_field_type *type,
+ enum bt_ctf_integer_base base)
+{
+ int ret = 0;
+
+ if (!type || type->frozen ||
+ type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ switch (base) {
+ case BT_CTF_INTEGER_BASE_BINARY:
+ case BT_CTF_INTEGER_BASE_OCTAL:
+ case BT_CTF_INTEGER_BASE_DECIMAL:
+ case BT_CTF_INTEGER_BASE_HEXADECIMAL:
+ {
+ struct bt_ctf_field_type_integer *integer = container_of(type,
+ struct bt_ctf_field_type_integer, parent);
+ integer->declaration.base = base;
+ break;
+ }
+ default:
+ ret = -1;
+ }
+end:
+ return ret;
+}
+
+enum bt_ctf_string_encoding bt_ctf_field_type_integer_get_encoding(
+ struct bt_ctf_field_type *type)
+{
+ enum bt_ctf_string_encoding ret = BT_CTF_STRING_ENCODING_UNKNOWN;
+ struct bt_ctf_field_type_integer *integer;
+
+ if (!type || type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ ret = integer->declaration.encoding;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_integer_set_encoding(struct bt_ctf_field_type *type,
+ enum bt_ctf_string_encoding encoding)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_integer *integer;
+
+ if (!type || type->frozen ||
+ (type->declaration->id != BT_CTF_TYPE_ID_INTEGER) ||
+ (encoding < BT_CTF_STRING_ENCODING_NONE) ||
+ (encoding >= BT_CTF_STRING_ENCODING_UNKNOWN)) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ integer->declaration.encoding = encoding;
+end:
+ return ret;
+}
+
+struct bt_ctf_clock *bt_ctf_field_type_integer_get_mapped_clock(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_integer *integer;
+ struct bt_ctf_clock *clock = NULL;
+
+ if (!type) {
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ clock = integer->mapped_clock;
+ bt_get(clock);
+end:
+ return clock;
+}
+
+int bt_ctf_field_type_integer_set_mapped_clock(
+ struct bt_ctf_field_type *type,
+ struct bt_ctf_clock *clock)
+{
+ struct bt_ctf_field_type_integer *integer;
+ int ret = 0;
+
+ if (!type || type->frozen) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ bt_put(integer->mapped_clock);
+ bt_get(clock);
+ integer->mapped_clock = clock;
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_enumeration_create(
+ struct bt_ctf_field_type *integer_container_type)
+{
+ struct bt_ctf_field_type_enumeration *enumeration = NULL;
+
+ if (!integer_container_type) {
+ goto error;
+ }
+
+ if (integer_container_type->declaration->id != BT_CTF_TYPE_ID_INTEGER) {
+ goto error;
+ }
+
+ enumeration = g_new0(struct bt_ctf_field_type_enumeration, 1);
+ if (!enumeration) {
+ goto error;
+ }
+
+ enumeration->parent.declaration = &enumeration->declaration.p;
+ enumeration->parent.declaration->id = BT_CTF_TYPE_ID_ENUM;
+ bt_get(integer_container_type);
+ enumeration->container = integer_container_type;
+ enumeration->entries = g_ptr_array_new_with_free_func(
+ (GDestroyNotify)destroy_enumeration_mapping);
+ bt_ctf_field_type_init(&enumeration->parent, FALSE);
+ return &enumeration->parent;
+error:
+ g_free(enumeration);
+ return NULL;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_enumeration_get_container_type(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *container_type = NULL;
+ struct bt_ctf_field_type_enumeration *enumeration_type;
+
+ if (!type) {
+ goto end;
+ }
+
+ if (type->declaration->id != BT_CTF_TYPE_ID_ENUM) {
+ goto end;
+ }
+
+ enumeration_type = container_of(type,
+ struct bt_ctf_field_type_enumeration, parent);
+ container_type = enumeration_type->container;
+ bt_get(container_type);
+end:
+ return container_type;
+}
+
+int bt_ctf_field_type_enumeration_add_mapping(
+ struct bt_ctf_field_type *type, const char *string,
+ int64_t range_start, int64_t range_end)
+{
+ int ret = 0;
+ GQuark mapping_name;
+ struct enumeration_mapping *mapping;
+ struct bt_ctf_field_type_enumeration *enumeration;
+ struct range_overlap_query query;
+ char *escaped_string;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM) ||
+ type->frozen ||
+ (range_end < range_start)) {
+ ret = -1;
+ goto end;
+ }
+
+ if (!string || strlen(string) == 0) {
+ ret = -1;
+ goto end;
+ }
+
+ escaped_string = g_strescape(string, NULL);
+ if (!escaped_string) {
+ ret = -1;
+ goto end;
+ }
+
+ mapping_name = g_quark_from_string(escaped_string);
+ query = (struct range_overlap_query) {
+ .range_start._signed = range_start,
+ .range_end._signed = range_end,
+ .mapping_name = mapping_name,
+ .overlaps = 0 };
+ enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
+ parent);
+
+ /* Check that the range does not overlap with one already present */
+ g_ptr_array_foreach(enumeration->entries, check_ranges_overlap, &query);
+ if (query.overlaps) {
+ ret = -1;
+ goto error_free;
+ }
+
+ mapping = g_new(struct enumeration_mapping, 1);
+ if (!mapping) {
+ ret = -1;
+ goto error_free;
+ }
+
+ *mapping = (struct enumeration_mapping) {
+ .range_start._signed = range_start,
+ .range_end._signed = range_end, .string = mapping_name};
+ g_ptr_array_add(enumeration->entries, mapping);
+ g_ptr_array_sort(enumeration->entries,
+ (GCompareFunc)compare_enumeration_mappings_signed);
+error_free:
+ free(escaped_string);
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_enumeration_add_mapping_unsigned(
+ struct bt_ctf_field_type *type, const char *string,
+ uint64_t range_start, uint64_t range_end)
+{
+ int ret = 0;
+ GQuark mapping_name;
+ struct enumeration_mapping *mapping;
+ struct bt_ctf_field_type_enumeration *enumeration;
+ struct range_overlap_query query;
+ char *escaped_string;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM) ||
+ type->frozen ||
+ (range_end < range_start)) {
+ ret = -1;
+ goto end;
+ }
+
+ if (!string || strlen(string) == 0) {
+ ret = -1;
+ goto end;
+ }
+
+ escaped_string = g_strescape(string, NULL);
+ if (!escaped_string) {
+ ret = -1;
+ goto end;
+ }
+
+ mapping_name = g_quark_from_string(escaped_string);
+ query = (struct range_overlap_query) {
+ .range_start._unsigned = range_start,
+ .range_end._unsigned = range_end,
+ .mapping_name = mapping_name,
+ .overlaps = 0 };
+ enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
+ parent);
+
+ /* Check that the range does not overlap with one already present */
+ g_ptr_array_foreach(enumeration->entries, check_ranges_overlap_unsigned,
+ &query);
+ if (query.overlaps) {
+ ret = -1;
+ goto error_free;
+ }
+
+ mapping = g_new(struct enumeration_mapping, 1);
+ if (!mapping) {
+ ret = -1;
+ goto error_free;
+ }
+
+ *mapping = (struct enumeration_mapping) {
+ .range_start._unsigned = range_start,
+ .range_end._unsigned = range_end, .string = mapping_name};
+ g_ptr_array_add(enumeration->entries, mapping);
+ g_ptr_array_sort(enumeration->entries,
+ (GCompareFunc)compare_enumeration_mappings_unsigned);
+error_free:
+ free(escaped_string);
+end:
+ return ret;
+}
+
+const char *bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
+ struct bt_ctf_field_type_enumeration *enumeration_type,
+ uint64_t value)
+{
+ const char *name = NULL;
+ struct range_overlap_query query =
+ (struct range_overlap_query) {
+ .range_start._unsigned = value,
+ .range_end._unsigned = value,
+ .overlaps = 0 };
+
+ g_ptr_array_foreach(enumeration_type->entries,
+ check_ranges_overlap_unsigned,
+ &query);
+ if (!query.overlaps) {
+ goto end;
+ }
+
+ name = g_quark_to_string(query.mapping_name);
+end:
+ return name;
+}
+
+const char *bt_ctf_field_type_enumeration_get_mapping_name_signed(
+ struct bt_ctf_field_type_enumeration *enumeration_type,
+ int64_t value)
+{
+ const char *name = NULL;
+ struct range_overlap_query query =
+ (struct range_overlap_query) {
+ .range_start._signed = value,
+ .range_end._signed = value,
+ .overlaps = 0 };
+
+ g_ptr_array_foreach(enumeration_type->entries, check_ranges_overlap,
+ &query);
+ if (!query.overlaps) {
+ goto end;
+ }
+
+ name = g_quark_to_string(query.mapping_name);
+end:
+ return name;
+}
+
+int bt_ctf_field_type_enumeration_get_mapping_count(
+ struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_enumeration *enumeration;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
+ ret = -1;
+ goto end;
+ }
+
+ enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
+ parent);
+ ret = (int) enumeration->entries->len;
+end:
+ return ret;
+}
+
+static inline
+struct enumeration_mapping *get_enumeration_mapping(
+ struct bt_ctf_field_type *type, int index)
+{
+ struct enumeration_mapping *mapping = NULL;
+ struct bt_ctf_field_type_enumeration *enumeration;
+
+ enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
+ parent);
+ if (index >= enumeration->entries->len) {
+ goto end;
+ }
+
+ mapping = g_ptr_array_index(enumeration->entries, index);
+end:
+ return mapping;
+}
+
+int bt_ctf_field_type_enumeration_get_mapping(
+ struct bt_ctf_field_type *type, int index,
+ const char **string, int64_t *range_start, int64_t *range_end)
+{
+ struct enumeration_mapping *mapping;
+ int ret = 0;
+
+ if (!type || index < 0 || !string || !range_start || !range_end ||
+ (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
+ ret = -1;
+ goto end;
+ }
+
+ mapping = get_enumeration_mapping(type, index);
+ if (!mapping) {
+ ret = -1;
+ goto end;
+ }
+
+ *string = g_quark_to_string(mapping->string);
+ *range_start = mapping->range_start._signed;
+ *range_end = mapping->range_end._signed;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_enumeration_get_mapping_unsigned(
+ struct bt_ctf_field_type *type, int index,
+ const char **string, uint64_t *range_start, uint64_t *range_end)
+{
+ struct enumeration_mapping *mapping;
+ int ret = 0;
+
+ if (!type || index < 0 || !string || !range_start || !range_end ||
+ (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
+ ret = -1;
+ goto end;
+ }
+
+ mapping = get_enumeration_mapping(type, index);
+ if (!mapping) {
+ ret = -1;
+ goto end;
+ }
+
+ *string = g_quark_to_string(mapping->string);
+ *range_start = mapping->range_start._unsigned;
+ *range_end = mapping->range_end._unsigned;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_enumeration_get_mapping_index_by_name(
+ struct bt_ctf_field_type *type, const char *name)
+{
+ GQuark name_quark;
+ struct bt_ctf_field_type_enumeration *enumeration;
+ int i, ret = 0;
+
+ if (!type || !name ||
+ (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
+ ret = -1;
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(name);
+ if (!name_quark) {
+ ret = -1;
+ goto end;
+ }
+
+ enumeration = container_of(type,
+ struct bt_ctf_field_type_enumeration, parent);
+ for (i = 0; i < enumeration->entries->len; i++) {
+ struct enumeration_mapping *mapping =
+ get_enumeration_mapping(type, i);
+
+ if (mapping->string == name_quark) {
+ ret = i;
+ goto end;
+ }
+ }
+
+ ret = -1;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_enumeration_get_mapping_index_by_value(
+ struct bt_ctf_field_type *type, int64_t value)
+{
+ struct bt_ctf_field_type_enumeration *enumeration;
+ int i, ret = 0;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
+ ret = -1;
+ goto end;
+ }
+
+ enumeration = container_of(type,
+ struct bt_ctf_field_type_enumeration, parent);
+ for (i = 0; i < enumeration->entries->len; i++) {
+ struct enumeration_mapping *mapping =
+ get_enumeration_mapping(type, i);
+
+ if (value >= mapping->range_start._signed &&
+ value <= mapping->range_end._signed) {
+ ret = i;
+ goto end;
+ }
+ }
+
+ ret = -1;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(
+ struct bt_ctf_field_type *type, uint64_t value)
+{
+ struct bt_ctf_field_type_enumeration *enumeration;
+ int i, ret = 0;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ENUM)) {
+ ret = -1;
+ goto end;
+ }
+
+ enumeration = container_of(type,
+ struct bt_ctf_field_type_enumeration, parent);
+ for (i = 0; i < enumeration->entries->len; i++) {
+ struct enumeration_mapping *mapping =
+ get_enumeration_mapping(type, i);
+
+ if (value >= mapping->range_start._unsigned &&
+ value <= mapping->range_end._unsigned) {
+ ret = i;
+ goto end;
+ }
+ }
+
+ ret = -1;
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_floating_point_create(void)
+{
+ struct bt_ctf_field_type_floating_point *floating_point =
+ g_new0(struct bt_ctf_field_type_floating_point, 1);
+
+ if (!floating_point) {
+ goto end;
+ }
+
+ floating_point->declaration.sign = &floating_point->sign;
+ floating_point->declaration.mantissa = &floating_point->mantissa;
+ floating_point->declaration.exp = &floating_point->exp;
+ floating_point->sign.len = 1;
+ floating_point->parent.declaration = &floating_point->declaration.p;
+ floating_point->parent.declaration->id = BT_CTF_TYPE_ID_FLOAT;
+ floating_point->declaration.exp->len =
+ sizeof(float) * CHAR_BIT - FLT_MANT_DIG;
+ floating_point->declaration.mantissa->len = FLT_MANT_DIG - 1;
+ floating_point->sign.p.alignment = 1;
+ floating_point->mantissa.p.alignment = 1;
+ floating_point->exp.p.alignment = 1;
+
+ bt_ctf_field_type_init(&floating_point->parent, TRUE);
+end:
+ return floating_point ? &floating_point->parent : NULL;
+}
+
+int bt_ctf_field_type_floating_point_get_exponent_digits(
+ struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_floating_point *floating_point;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point = container_of(type,
+ struct bt_ctf_field_type_floating_point, parent);
+ ret = (int) floating_point->declaration.exp->len;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_floating_point_set_exponent_digits(
+ struct bt_ctf_field_type *type,
+ unsigned int exponent_digits)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_floating_point *floating_point;
+
+ if (!type || type->frozen ||
+ (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point = container_of(type,
+ struct bt_ctf_field_type_floating_point, parent);
+ if ((exponent_digits != sizeof(float) * CHAR_BIT - FLT_MANT_DIG) &&
+ (exponent_digits != sizeof(double) * CHAR_BIT - DBL_MANT_DIG) &&
+ (exponent_digits !=
+ sizeof(long double) * CHAR_BIT - LDBL_MANT_DIG)) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point->declaration.exp->len = exponent_digits;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_floating_point_get_mantissa_digits(
+ struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_floating_point *floating_point;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point = container_of(type,
+ struct bt_ctf_field_type_floating_point, parent);
+ ret = (int) floating_point->mantissa.len + 1;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_floating_point_set_mantissa_digits(
+ struct bt_ctf_field_type *type,
+ unsigned int mantissa_digits)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_floating_point *floating_point;
+
+ if (!type || type->frozen ||
+ (type->declaration->id != BT_CTF_TYPE_ID_FLOAT)) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point = container_of(type,
+ struct bt_ctf_field_type_floating_point, parent);
+
+ if ((mantissa_digits != FLT_MANT_DIG) &&
+ (mantissa_digits != DBL_MANT_DIG) &&
+ (mantissa_digits != LDBL_MANT_DIG)) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point->declaration.mantissa->len = mantissa_digits - 1;
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_structure_create(void)
+{
+ struct bt_ctf_field_type_structure *structure =
+ g_new0(struct bt_ctf_field_type_structure, 1);
+
+ if (!structure) {
+ goto error;
+ }
+
+ structure->parent.declaration = &structure->declaration.p;
+ structure->parent.declaration->id = BT_CTF_TYPE_ID_STRUCT;
+ structure->fields = g_ptr_array_new_with_free_func(
+ (GDestroyNotify)destroy_structure_field);
+ structure->field_name_to_index = g_hash_table_new(NULL, NULL);
+ bt_ctf_field_type_init(&structure->parent, TRUE);
+ return &structure->parent;
+error:
+ return NULL;
+}
+
+int bt_ctf_field_type_structure_add_field(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *field_type,
+ const char *field_name)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_structure *structure;
+
+ if (!type || !field_type || type->frozen ||
+ bt_ctf_validate_identifier(field_name) ||
+ (type->declaration->id != BT_CTF_TYPE_ID_STRUCT)) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(type,
+ struct bt_ctf_field_type_structure, parent);
+ if (add_structure_field(structure->fields,
+ structure->field_name_to_index, field_type, field_name)) {
+ ret = -1;
+ goto end;
+ }
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_structure_get_field_count(
+ struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_structure *structure;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_STRUCT)) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ ret = (int) structure->fields->len;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_structure_get_field(struct bt_ctf_field_type *type,
+ const char **field_name, struct bt_ctf_field_type **field_type,
+ int index)
+{
+ struct bt_ctf_field_type_structure *structure;
+ struct structure_field *field;
+ int ret = 0;
+
+ if (!type || index < 0 ||
+ (type->declaration->id != BT_CTF_TYPE_ID_STRUCT)) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ if (index >= structure->fields->len) {
+ ret = -1;
+ goto end;
+ }
+
+ field = g_ptr_array_index(structure->fields, index);
+ if (field_type) {
+ *field_type = field->type;
+ bt_get(field->type);
+ }
+ if (field_name) {
+ *field_name = g_quark_to_string(field->name);
+ }
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_structure_get_field_type_by_name(
+ struct bt_ctf_field_type *type,
+ const char *name)
+{
+ size_t index;
+ GQuark name_quark;
+ struct structure_field *field;
+ struct bt_ctf_field_type_structure *structure;
+ struct bt_ctf_field_type *field_type = NULL;
+
+ if (!type || !name) {
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(name);
+ if (!name_quark) {
+ goto end;
+ }
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ if (!g_hash_table_lookup_extended(structure->field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
+ goto end;
+ }
+
+ field = structure->fields->pdata[index];
+ field_type = field->type;
+ bt_get(field_type);
+end:
+ return field_type;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_variant_create(
+ struct bt_ctf_field_type *enum_tag, const char *tag_name)
+{
+ struct bt_ctf_field_type_variant *variant = NULL;
+
+ if (tag_name && bt_ctf_validate_identifier(tag_name)) {
+ goto error;
+ }
+
+ variant = g_new0(struct bt_ctf_field_type_variant, 1);
+ if (!variant) {
+ goto error;
+ }
+
+ variant->parent.declaration = &variant->declaration.p;
+ variant->parent.declaration->id = BT_CTF_TYPE_ID_VARIANT;
+ variant->tag_name = g_string_new(tag_name);
+ variant->field_name_to_index = g_hash_table_new(NULL, NULL);
+ variant->fields = g_ptr_array_new_with_free_func(
+ (GDestroyNotify) destroy_structure_field);
+ if (enum_tag) {
+ bt_get(enum_tag);
+ variant->tag = container_of(enum_tag,
+ struct bt_ctf_field_type_enumeration, parent);
+ }
+
+ bt_ctf_field_type_init(&variant->parent, TRUE);
+ /* A variant's alignment is undefined */
+ variant->parent.declaration->alignment = 0;
+ return &variant->parent;
+error:
+ return NULL;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_tag_type(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_variant *variant;
+ struct bt_ctf_field_type *tag_type = NULL;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant, parent);
+ if (!variant->tag) {
+ goto end;
+ }
+
+ tag_type = &variant->tag->parent;
+ bt_get(tag_type);
+end:
+ return tag_type;
+}
+
+const char *bt_ctf_field_type_variant_get_tag_name(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_variant *variant;
+ const char *tag_name = NULL;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant, parent);
+ if (variant->tag_name->len == 0) {
+ goto end;
+ }
+
+ tag_name = variant->tag_name->str;
+end:
+ return tag_name;
+}
+
+int bt_ctf_field_type_variant_set_tag_name(
+ struct bt_ctf_field_type *type, const char *name)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || type->frozen ||
+ (type->declaration->id != BT_CTF_TYPE_ID_VARIANT) ||
+ bt_ctf_validate_identifier(name)) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant, parent);
+ g_string_assign(variant->tag_name, name);
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_variant_add_field(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *field_type,
+ const char *field_name)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+ GQuark field_name_quark = g_quark_from_string(field_name);
+
+ if (!type || !field_type || type->frozen ||
+ bt_ctf_validate_identifier(field_name) ||
+ (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant, parent);
+
+ /* The user has explicitly provided a tag; validate against it. */
+ if (variant->tag) {
+ int name_found = 0;
+
+ /* Make sure this name is present in the enum tag */
+ for (i = 0; i < variant->tag->entries->len; i++) {
+ struct enumeration_mapping *mapping =
+ g_ptr_array_index(variant->tag->entries, i);
+
+ if (mapping->string == field_name_quark) {
+ name_found = 1;
+ break;
+ }
+ }
+
+ if (!name_found) {
+ /* Validation failed */
+ ret = -1;
+ goto end;
+ }
+ }
+
+ if (add_structure_field(variant->fields, variant->field_name_to_index,
+ field_type, field_name)) {
+ ret = -1;
+ goto end;
+ }
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_by_name(
+ struct bt_ctf_field_type *type,
+ const char *field_name)
+{
+ size_t index;
+ GQuark name_quark;
+ struct structure_field *field;
+ struct bt_ctf_field_type_variant *variant;
+ struct bt_ctf_field_type *field_type = NULL;
+
+ if (!type || !field_name) {
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(field_name);
+ if (!name_quark) {
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant, parent);
+ if (!g_hash_table_lookup_extended(variant->field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
+ goto end;
+ }
+
+ field = g_ptr_array_index(variant->fields, index);
+ field_type = field->type;
+ bt_get(field_type);
+end:
+ return field_type;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_from_tag(
+ struct bt_ctf_field_type *type,
+ struct bt_ctf_field *tag)
+{
+ const char *enum_value;
+ struct bt_ctf_field_type *field_type = NULL;
+
+ if (!type || !tag || type->declaration->id != BT_CTF_TYPE_ID_VARIANT) {
+ goto end;
+ }
+
+ enum_value = bt_ctf_field_enumeration_get_mapping_name(tag);
+ if (!enum_value) {
+ goto end;
+ }
+
+ /* Already increments field_type's reference count */
+ field_type = bt_ctf_field_type_variant_get_field_type_by_name(
+ type, enum_value);
+end:
+ return field_type;
+}
+
+int bt_ctf_field_type_variant_get_field_count(struct bt_ctf_field_type *type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ ret = (int) variant->fields->len;
+end:
+ return ret;
+
+}
+
+int bt_ctf_field_type_variant_get_field(struct bt_ctf_field_type *type,
+ const char **field_name, struct bt_ctf_field_type **field_type,
+ int index)
+{
+ struct bt_ctf_field_type_variant *variant;
+ struct structure_field *field;
+ int ret = 0;
+
+ if (!type || index < 0 ||
+ (type->declaration->id != BT_CTF_TYPE_ID_VARIANT)) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ if (index >= variant->fields->len) {
+ ret = -1;
+ goto end;
+ }
+
+ field = g_ptr_array_index(variant->fields, index);
+ if (field_type) {
+ *field_type = field->type;
+ bt_get(field->type);
+ }
+ if (field_name) {
+ *field_name = g_quark_to_string(field->name);
+ }
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_array_create(
+ struct bt_ctf_field_type *element_type,
+ unsigned int length)
+{
+ struct bt_ctf_field_type_array *array = NULL;
+
+ if (!element_type || length == 0) {
+ goto error;
+ }
+
+ array = g_new0(struct bt_ctf_field_type_array, 1);
+ if (!array) {
+ goto error;
+ }
+
+ array->parent.declaration = &array->declaration.p;
+ array->parent.declaration->id = BT_CTF_TYPE_ID_ARRAY;
+
+ bt_get(element_type);
+ array->element_type = element_type;
+ array->length = length;
+ bt_ctf_field_type_init(&array->parent, FALSE);
+ return &array->parent;
+error:
+ return NULL;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_array_get_element_type(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *ret = NULL;
+ struct bt_ctf_field_type_array *array;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ARRAY)) {
+ goto end;
+ }
+
+ array = container_of(type, struct bt_ctf_field_type_array, parent);
+ ret = array->element_type;
+ bt_get(ret);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_array_set_element_type(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *element_type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_array *array;
+
+ if (!type || !element_type ||
+ (type->declaration->id != BT_CTF_TYPE_ID_ARRAY)) {
+ ret = -1;
+ goto end;
+ }
+
+ array = container_of(type, struct bt_ctf_field_type_array, parent);
+
+ if (array->element_type) {
+ BT_PUT(array->element_type);
+ }
+
+ array->element_type = element_type;
+ bt_get(array->element_type);
+
+end:
+ return ret;
+}
+
+int64_t bt_ctf_field_type_array_get_length(struct bt_ctf_field_type *type)
+{
+ int64_t ret;
+ struct bt_ctf_field_type_array *array;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_ARRAY)) {
+ ret = -1;
+ goto end;
+ }
+
+ array = container_of(type, struct bt_ctf_field_type_array, parent);
+ ret = (int64_t) array->length;
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_sequence_create(
+ struct bt_ctf_field_type *element_type,
+ const char *length_field_name)
+{
+ struct bt_ctf_field_type_sequence *sequence = NULL;
+
+ if (!element_type || bt_ctf_validate_identifier(length_field_name)) {
+ goto error;
+ }
+
+ sequence = g_new0(struct bt_ctf_field_type_sequence, 1);
+ if (!sequence) {
+ goto error;
+ }
+
+ sequence->parent.declaration = &sequence->declaration.p;
+ sequence->parent.declaration->id = BT_CTF_TYPE_ID_SEQUENCE;
+ bt_get(element_type);
+ sequence->element_type = element_type;
+ sequence->length_field_name = g_string_new(length_field_name);
+ bt_ctf_field_type_init(&sequence->parent, FALSE);
+ return &sequence->parent;
+error:
+ return NULL;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_sequence_get_element_type(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *ret = NULL;
+ struct bt_ctf_field_type_sequence *sequence;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_SEQUENCE)) {
+ goto end;
+ }
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+ ret = sequence->element_type;
+ bt_get(ret);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_sequence_set_element_type(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *element_type)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_sequence *sequence;
+
+ if (!type || !element_type ||
+ (type->declaration->id != BT_CTF_TYPE_ID_SEQUENCE)) {
+ ret = -1;
+ goto end;
+ }
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence, parent);
+
+ if (sequence->element_type) {
+ BT_PUT(sequence->element_type);
+ }
+
+ sequence->element_type = element_type;
+ bt_get(sequence->element_type);
+
+end:
+ return ret;
+}
+
+const char *bt_ctf_field_type_sequence_get_length_field_name(
+ struct bt_ctf_field_type *type)
+{
+ const char *ret = NULL;
+ struct bt_ctf_field_type_sequence *sequence;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_SEQUENCE)) {
+ goto end;
+ }
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+ ret = sequence->length_field_name->str;
+end:
+ return ret;
+}
+
+struct bt_ctf_field_type *bt_ctf_field_type_string_create(void)
+{
+ struct bt_ctf_field_type_string *string =
+ g_new0(struct bt_ctf_field_type_string, 1);
+
+ if (!string) {
+ return NULL;
+ }
+
+ string->parent.declaration = &string->declaration.p;
+ string->parent.declaration->id = BT_CTF_TYPE_ID_STRING;
+ bt_ctf_field_type_init(&string->parent, TRUE);
+ string->declaration.encoding = BT_CTF_STRING_ENCODING_UTF8;
+ string->parent.declaration->alignment = CHAR_BIT;
+ return &string->parent;
+}
+
+enum bt_ctf_string_encoding bt_ctf_field_type_string_get_encoding(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_string *string;
+ enum bt_ctf_string_encoding ret = BT_CTF_STRING_ENCODING_UNKNOWN;
+
+ if (!type || (type->declaration->id != BT_CTF_TYPE_ID_STRING)) {
+ goto end;
+ }
+
+ string = container_of(type, struct bt_ctf_field_type_string,
+ parent);
+ ret = string->declaration.encoding;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_string_set_encoding(struct bt_ctf_field_type *type,
+ enum bt_ctf_string_encoding encoding)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_string *string;
+
+ if (!type || type->declaration->id != BT_CTF_TYPE_ID_STRING ||
+ (encoding != BT_CTF_STRING_ENCODING_UTF8 &&
+ encoding != BT_CTF_STRING_ENCODING_ASCII)) {
+ ret = -1;
+ goto end;
+ }
+
+ string = container_of(type, struct bt_ctf_field_type_string, parent);
+ string->declaration.encoding = encoding;
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type *type)
+{
+ int ret;
+ enum bt_ctf_type_id type_id;
+
+ if (!type) {
+ ret = -1;
+ goto end;
+ }
+
+ if (type->frozen) {
+ ret = (int) type->declaration->alignment;
+ goto end;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(type);
+ switch (type_id) {
+ case BT_CTF_TYPE_ID_SEQUENCE:
+ {
+ struct bt_ctf_field_type *element =
+ bt_ctf_field_type_sequence_get_element_type(type);
+
+ if (!element) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_get_alignment(element);
+ bt_put(element);
+ break;
+ }
+ case BT_CTF_TYPE_ID_ARRAY:
+ {
+ struct bt_ctf_field_type *element =
+ bt_ctf_field_type_array_get_element_type(type);
+
+ if (!element) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_get_alignment(element);
+ bt_put(element);
+ break;
+ }
+ case BT_CTF_TYPE_ID_STRUCT:
+ {
+ int i, element_count;
+
+ element_count = bt_ctf_field_type_structure_get_field_count(
+ type);
+ if (element_count < 0) {
+ ret = element_count;
+ goto end;
+ }
+
+ for (i = 0; i < element_count; i++) {
+ struct bt_ctf_field_type *field;
+ int field_alignment;
+
+ ret = bt_ctf_field_type_structure_get_field(type, NULL,
+ &field, i);
+ if (ret) {
+ goto end;
+ }
+
+ assert(field);
+ field_alignment = bt_ctf_field_type_get_alignment(
+ field);
+ bt_put(field);
+ if (field_alignment < 0) {
+ ret = field_alignment;
+ goto end;
+ }
+
+ type->declaration->alignment = MAX(field_alignment,
+ type->declaration->alignment);
+ }
+ ret = (int) type->declaration->alignment;
+ break;
+ }
+ case BT_CTF_TYPE_ID_UNKNOWN:
+ ret = -1;
+ break;
+ default:
+ ret = (int) type->declaration->alignment;
+ break;
+ }
+end:
+ return ret;
+}
+
+static inline
+int is_power_of_two(unsigned int value)
+{
+ return ((value & (value - 1)) == 0) && value > 0;
+}
+
+int bt_ctf_field_type_set_alignment(struct bt_ctf_field_type *type,
+ unsigned int alignment)
+{
+ int ret = 0;
+ enum bt_ctf_type_id type_id;
+
+ /* Alignment must be a power of two */
+ if (!type || type->frozen || !is_power_of_two(alignment)) {
+ ret = -1;
+ goto end;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(type);
+ if (type_id == BT_CTF_TYPE_ID_UNKNOWN) {
+ ret = -1;
+ goto end;
+ }
+
+ if (type->declaration->id == BT_CTF_TYPE_ID_STRING &&
+ alignment != CHAR_BIT) {
+ ret = -1;
+ goto end;
+ }
+
+ if (type_id == BT_CTF_TYPE_ID_VARIANT ||
+ type_id == BT_CTF_TYPE_ID_SEQUENCE ||
+ type_id == BT_CTF_TYPE_ID_ARRAY) {
+ /* Setting an alignment on these types makes no sense */
+ ret = -1;
+ goto end;
+ }
+
+ type->declaration->alignment = alignment;
+ ret = 0;
+end:
+ return ret;
+}
+
+enum bt_ctf_byte_order bt_ctf_field_type_get_byte_order(
+ struct bt_ctf_field_type *type)
+{
+ enum bt_ctf_byte_order ret = BT_CTF_BYTE_ORDER_UNKNOWN;
+
+ if (!type) {
+ goto end;
+ }
+
+ switch (type->declaration->id) {
+ case BT_CTF_TYPE_ID_INTEGER:
+ {
+ struct bt_ctf_field_type_integer *integer = container_of(
+ type, struct bt_ctf_field_type_integer, parent);
+ ret = integer->user_byte_order;
+ break;
+ }
+ case BT_CTF_TYPE_ID_FLOAT:
+ {
+ struct bt_ctf_field_type_floating_point *floating_point =
+ container_of(type,
+ struct bt_ctf_field_type_floating_point,
+ parent);
+ ret = floating_point->user_byte_order;
+ break;
+ }
+ default:
+ goto end;
+ }
+
+ assert(ret == BT_CTF_BYTE_ORDER_NATIVE ||
+ ret == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ||
+ ret == BT_CTF_BYTE_ORDER_BIG_ENDIAN ||
+ ret == BT_CTF_BYTE_ORDER_NETWORK);
+
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_set_byte_order(struct bt_ctf_field_type *type,
+ enum bt_ctf_byte_order byte_order)
+{
+ int ret = 0;
+ int internal_byte_order;
+ enum bt_ctf_type_id type_id;
+
+ if (!type || type->frozen) {
+ ret = -1;
+ goto end;
+ }
+
+ switch (byte_order) {
+ case BT_CTF_BYTE_ORDER_NATIVE:
+ /* Leave unset. Will be initialized by parent. */
+ internal_byte_order = 0;
+ break;
+ case BT_CTF_BYTE_ORDER_LITTLE_ENDIAN:
+ internal_byte_order = LITTLE_ENDIAN;
+ break;
+ case BT_CTF_BYTE_ORDER_BIG_ENDIAN:
+ case BT_CTF_BYTE_ORDER_NETWORK:
+ internal_byte_order = BIG_ENDIAN;
+ break;
+ default:
+ ret = -1;
+ goto end;
+ }
+
+ type_id = type->declaration->id;
+ if (set_byte_order_funcs[type_id]) {
+ set_byte_order_funcs[type_id](type, internal_byte_order, 0);
+ }
+end:
+ return ret;
+}
+
+enum bt_ctf_type_id bt_ctf_field_type_get_type_id(
+ struct bt_ctf_field_type *type)
+{
+ if (!type) {
+ return BT_CTF_TYPE_ID_UNKNOWN;
+ }
+
+ return type->declaration->id;
+}
+
+int bt_ctf_field_type_is_integer(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_INTEGER;
+}
+
+int bt_ctf_field_type_is_floating_point(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_FLOAT;
+}
+
+int bt_ctf_field_type_is_enumeration(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_ENUM;
+}
+
+int bt_ctf_field_type_is_string(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_STRING;
+}
+
+int bt_ctf_field_type_is_structure(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_STRUCT;
+}
+
+int bt_ctf_field_type_is_array(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_ARRAY;
+}
+
+int bt_ctf_field_type_is_sequence(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_SEQUENCE;
+}
+
+int bt_ctf_field_type_is_variant(struct bt_ctf_field_type *type)
+{
+ return bt_ctf_field_type_get_type_id(type) == BT_CTF_TYPE_ID_VARIANT;
+}
+
+void bt_ctf_field_type_get(struct bt_ctf_field_type *type)
+{
+ bt_get(type);
+}
+
+void bt_ctf_field_type_put(struct bt_ctf_field_type *type)
+{
+ bt_put(type);
+}
+
+BT_HIDDEN
+void bt_ctf_field_type_freeze(struct bt_ctf_field_type *type)
+{
+ if (!type) {
+ return;
+ }
+
+ type->freeze(type);
+}
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_signed(
+ struct bt_ctf_field_type_variant *variant,
+ int64_t tag_value)
+{
+ struct bt_ctf_field_type *type = NULL;
+ GQuark field_name_quark;
+ gpointer index;
+ struct structure_field *field_entry;
+ struct range_overlap_query query = {
+ .range_start._signed = tag_value,
+ .range_end._signed = tag_value,
+ .mapping_name = 0, .overlaps = 0};
+
+ g_ptr_array_foreach(variant->tag->entries, check_ranges_overlap,
+ &query);
+ if (!query.overlaps) {
+ goto end;
+ }
+
+ field_name_quark = query.mapping_name;
+ if (!g_hash_table_lookup_extended(variant->field_name_to_index,
+ GUINT_TO_POINTER(field_name_quark), NULL, &index)) {
+ goto end;
+ }
+
+ field_entry = g_ptr_array_index(variant->fields, (size_t) index);
+ type = field_entry->type;
+end:
+ return type;
+}
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_unsigned(
+ struct bt_ctf_field_type_variant *variant,
+ uint64_t tag_value)
+{
+ struct bt_ctf_field_type *type = NULL;
+ GQuark field_name_quark;
+ gpointer index;
+ struct structure_field *field_entry;
+ struct range_overlap_query query = {
+ .range_start._unsigned = tag_value,
+ .range_end._unsigned = tag_value,
+ .mapping_name = 0, .overlaps = 0};
+
+ g_ptr_array_foreach(variant->tag->entries,
+ check_ranges_overlap_unsigned,
+ &query);
+ if (!query.overlaps) {
+ goto end;
+ }
+
+ field_name_quark = query.mapping_name;
+ if (!g_hash_table_lookup_extended(variant->field_name_to_index,
+ GUINT_TO_POINTER(field_name_quark), NULL, &index)) {
+ goto end;
+ }
+
+ field_entry = g_ptr_array_index(variant->fields, (size_t)index);
+ type = field_entry->type;
+end:
+ return type;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ int ret;
+
+ if (!type || !context) {
+ ret = -1;
+ goto end;
+ }
+
+ /* Make sure field type is valid before serializing it */
+ ret = bt_ctf_field_type_validate(type);
+
+ if (ret) {
+ goto end;
+ }
+
+ ret = type->serialize(type, context);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+void bt_ctf_field_type_set_native_byte_order(struct bt_ctf_field_type *type,
+ int byte_order)
+{
+ if (!type) {
+ return;
+ }
+
+ assert(byte_order == LITTLE_ENDIAN || byte_order == BIG_ENDIAN);
+ if (set_byte_order_funcs[type->declaration->id]) {
+ set_byte_order_funcs[type->declaration->id](type,
+ byte_order, 1);
+ }
+}
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_copy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *copy = NULL;
+
+ if (!type) {
+ goto end;
+ }
+
+ copy = type_copy_funcs[type->declaration->id](type);
+end:
+ return copy;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_structure_get_field_name_index(
+ struct bt_ctf_field_type *type, const char *name)
+{
+ int ret;
+ size_t index;
+ GQuark name_quark;
+ struct bt_ctf_field_type_structure *structure;
+
+ if (!type || !name ||
+ bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_STRUCT) {
+ ret = -1;
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(name);
+ if (!name_quark) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ if (!g_hash_table_lookup_extended(structure->field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
+ ret = -1;
+ goto end;
+ }
+ ret = (int) index;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_structure_set_field_index(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *field, int index)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_structure *structure;
+
+ if (!type || !field ||
+ bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_STRUCT) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ if (index < 0 || index >= structure->fields->len) {
+ ret = -1;
+ goto end;
+ }
+
+ bt_get(field);
+ bt_put(((struct structure_field *)
+ g_ptr_array_index(structure->fields, index))->type);
+ ((struct structure_field *) structure->fields->pdata[index])->type =
+ field;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_get_field_name_index(
+ struct bt_ctf_field_type *type, const char *name)
+{
+ int ret;
+ size_t index;
+ GQuark name_quark;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || !name ||
+ bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_VARIANT) {
+ ret = -1;
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(name);
+ if (!name_quark) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ if (!g_hash_table_lookup_extended(variant->field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
+ ret = -1;
+ goto end;
+ }
+ ret = (int) index;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_sequence_set_length_field_path(
+ struct bt_ctf_field_type *type,
+ struct bt_ctf_field_path *path)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_sequence *sequence;
+
+ if (!type || bt_ctf_field_type_get_type_id(type) !=
+ BT_CTF_TYPE_ID_SEQUENCE) {
+ ret = -1;
+ goto end;
+ }
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+ bt_get(path);
+ BT_MOVE(sequence->length_field_path, path);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_tag_field_path(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_path *path)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || bt_ctf_field_type_get_type_id(type) !=
+ BT_CTF_TYPE_ID_VARIANT) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ bt_get(path);
+ BT_MOVE(variant->tag_field_path, path);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_tag_field_type(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *tag)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || !tag ||
+ bt_ctf_field_type_get_type_id(tag) !=
+ BT_CTF_TYPE_ID_ENUM) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ bt_get(tag);
+ if (variant->tag) {
+ bt_put(&variant->tag->parent);
+ }
+ variant->tag = container_of(tag, struct bt_ctf_field_type_enumeration,
+ parent);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_field_index(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *field, int index)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || !field ||
+ bt_ctf_field_type_get_type_id(type) != BT_CTF_TYPE_ID_VARIANT) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ if (index < 0 || index >= variant->fields->len) {
+ ret = -1;
+ goto end;
+ }
+
+ bt_get(field);
+ bt_put(((struct structure_field *)
+ g_ptr_array_index(variant->fields, index))->type);
+ ((struct structure_field *) variant->fields->pdata[index])->type =
+ field;
+end:
+ return ret;
+}
+
+static
+void bt_ctf_field_type_integer_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_integer *integer =
+ (struct bt_ctf_field_type_integer *) type;
+
+ if (!type) {
+ return;
+ }
+
+ bt_put(integer->mapped_clock);
+ g_free(integer);
+}
+
+static
+void bt_ctf_field_type_enumeration_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_enumeration *enumeration =
+ (struct bt_ctf_field_type_enumeration *) type;
+
+ if (!type) {
+ return;
+ }
+
+ g_ptr_array_free(enumeration->entries, TRUE);
+ bt_put(enumeration->container);
+ g_free(enumeration);
+}
+
+static
+void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_floating_point *floating_point =
+ (struct bt_ctf_field_type_floating_point *) type;
+
+ if (!type) {
+ return;
+ }
+
+ g_free(floating_point);
+}
+
+static
+void bt_ctf_field_type_structure_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_structure *structure =
+ (struct bt_ctf_field_type_structure *) type;
+
+ if (!type) {
+ return;
+ }
+
+ g_ptr_array_free(structure->fields, TRUE);
+ g_hash_table_destroy(structure->field_name_to_index);
+ g_free(structure);
+}
+
+static
+void bt_ctf_field_type_variant_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_variant *variant =
+ (struct bt_ctf_field_type_variant *) type;
+
+ if (!type) {
+ return;
+ }
+
+ g_ptr_array_free(variant->fields, TRUE);
+ g_hash_table_destroy(variant->field_name_to_index);
+ g_string_free(variant->tag_name, TRUE);
+ bt_put(&variant->tag->parent);
+ BT_PUT(variant->tag_field_path);
+ g_free(variant);
+}
+
+static
+void bt_ctf_field_type_array_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_array *array =
+ (struct bt_ctf_field_type_array *) type;
+
+ if (!type) {
+ return;
+ }
+
+ bt_put(array->element_type);
+ g_free(array);
+}
+
+static
+void bt_ctf_field_type_sequence_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_sequence *sequence =
+ (struct bt_ctf_field_type_sequence *) type;
+
+ if (!type) {
+ return;
+ }
+
+ bt_put(sequence->element_type);
+ g_string_free(sequence->length_field_name, TRUE);
+ BT_PUT(sequence->length_field_path);
+ g_free(sequence);
+}
+
+static
+void bt_ctf_field_type_string_destroy(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_string *string =
+ (struct bt_ctf_field_type_string *) type;
+
+ if (!type) {
+ return;
+ }
+
+ g_free(string);
+}
+
+static
+void generic_field_type_freeze(struct bt_ctf_field_type *type)
+{
+ type->frozen = 1;
+}
+
+static
+void bt_ctf_field_type_enumeration_freeze(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_enumeration *enumeration_type = container_of(
+ type, struct bt_ctf_field_type_enumeration, parent);
+
+ generic_field_type_freeze(type);
+ bt_ctf_field_type_freeze(enumeration_type->container);
+}
+
+static
+void freeze_structure_field(struct structure_field *field)
+{
+ bt_ctf_field_type_freeze(field->type);
+}
+
+static
+void bt_ctf_field_type_structure_freeze(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_structure *structure_type = container_of(
+ type, struct bt_ctf_field_type_structure, parent);
+
+ /* Cache the alignment */
+ type->declaration->alignment = bt_ctf_field_type_get_alignment(type);
+ generic_field_type_freeze(type);
+ g_ptr_array_foreach(structure_type->fields,
+ (GFunc) freeze_structure_field, NULL);
+}
+
+static
+void bt_ctf_field_type_variant_freeze(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_variant *variant_type = container_of(
+ type, struct bt_ctf_field_type_variant, parent);
+
+ generic_field_type_freeze(type);
+ g_ptr_array_foreach(variant_type->fields,
+ (GFunc) freeze_structure_field, NULL);
+}
+
+static
+void bt_ctf_field_type_array_freeze(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_array *array_type = container_of(
+ type, struct bt_ctf_field_type_array, parent);
+
+ /* Cache the alignment */
+ type->declaration->alignment = bt_ctf_field_type_get_alignment(type);
+ generic_field_type_freeze(type);
+ bt_ctf_field_type_freeze(array_type->element_type);
+}
+
+static
+void bt_ctf_field_type_sequence_freeze(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_sequence *sequence_type = container_of(
+ type, struct bt_ctf_field_type_sequence, parent);
+
+ /* Cache the alignment */
+ type->declaration->alignment = bt_ctf_field_type_get_alignment(type);
+ generic_field_type_freeze(type);
+ bt_ctf_field_type_freeze(sequence_type->element_type);
+}
+
+static
+const char *get_encoding_string(enum bt_ctf_string_encoding encoding)
+{
+ const char *encoding_string;
+
+ switch (encoding) {
+ case BT_CTF_STRING_ENCODING_NONE:
+ encoding_string = "none";
+ break;
+ case BT_CTF_STRING_ENCODING_ASCII:
+ encoding_string = "ASCII";
+ break;
+ case BT_CTF_STRING_ENCODING_UTF8:
+ encoding_string = "UTF8";
+ break;
+ default:
+ encoding_string = "unknown";
+ break;
+ }
+
+ return encoding_string;
+}
+
+static
+const char *get_integer_base_string(enum bt_ctf_integer_base base)
+{
+ const char *base_string;
+
+ switch (base) {
+ case BT_CTF_INTEGER_BASE_DECIMAL:
+ base_string = "decimal";
+ break;
+ case BT_CTF_INTEGER_BASE_HEXADECIMAL:
+ base_string = "hexadecimal";
+ break;
+ case BT_CTF_INTEGER_BASE_OCTAL:
+ base_string = "octal";
+ break;
+ case BT_CTF_INTEGER_BASE_BINARY:
+ base_string = "binary";
+ break;
+ default:
+ base_string = "unknown";
+ break;
+ }
+
+ return base_string;
+}
+
+static
+int bt_ctf_field_type_integer_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ struct bt_ctf_field_type_integer *integer = container_of(type,
+ struct bt_ctf_field_type_integer, parent);
+ int ret = 0;
+
+ g_string_append_printf(context->string,
+ "integer { size = %zu; align = %zu; signed = %s; encoding = %s; base = %s; byte_order = %s",
+ integer->declaration.len, type->declaration->alignment,
+ (integer->declaration.signedness ? "true" : "false"),
+ get_encoding_string(integer->declaration.encoding),
+ get_integer_base_string(integer->declaration.base),
+ get_byte_order_string(integer->declaration.byte_order));
+ if (integer->mapped_clock) {
+ const char *clock_name = bt_ctf_clock_get_name(
+ integer->mapped_clock);
+
+ if (!clock_name) {
+ ret = -1;
+ goto end;
+ }
+
+ g_string_append_printf(context->string,
+ "; map = clock.%s.value", clock_name);
+ }
+
+ g_string_append(context->string, "; }");
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_enumeration_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ size_t entry;
+ int ret;
+ struct bt_ctf_field_type_enumeration *enumeration = container_of(type,
+ struct bt_ctf_field_type_enumeration, parent);
+ struct bt_ctf_field_type *container_type;
+ int container_signed;
+
+ container_type = bt_ctf_field_type_enumeration_get_container_type(type);
+ if (!container_type) {
+ ret = -1;
+ goto end;
+ }
+
+ container_signed = bt_ctf_field_type_integer_get_signed(container_type);
+ if (container_signed < 0) {
+ ret = container_signed;
+ goto error_put_container_type;
+ }
+
+ g_string_append(context->string, "enum : ");
+ ret = bt_ctf_field_type_serialize(enumeration->container, context);
+ if (ret) {
+ goto error_put_container_type;
+ }
+
+ g_string_append(context->string, " { ");
+ for (entry = 0; entry < enumeration->entries->len; entry++) {
+ struct enumeration_mapping *mapping =
+ enumeration->entries->pdata[entry];
+
+ if (container_signed) {
+ if (mapping->range_start._signed ==
+ mapping->range_end._signed) {
+ g_string_append_printf(context->string,
+ "\"%s\" = %" PRId64,
+ g_quark_to_string(mapping->string),
+ mapping->range_start._signed);
+ } else {
+ g_string_append_printf(context->string,
+ "\"%s\" = %" PRId64 " ... %" PRId64,
+ g_quark_to_string(mapping->string),
+ mapping->range_start._signed,
+ mapping->range_end._signed);
+ }
+ } else {
+ if (mapping->range_start._unsigned ==
+ mapping->range_end._unsigned) {
+ g_string_append_printf(context->string,
+ "\"%s\" = %" PRIu64,
+ g_quark_to_string(mapping->string),
+ mapping->range_start._unsigned);
+ } else {
+ g_string_append_printf(context->string,
+ "\"%s\" = %" PRIu64 " ... %" PRIu64,
+ g_quark_to_string(mapping->string),
+ mapping->range_start._unsigned,
+ mapping->range_end._unsigned);
+ }
+ }
+
+ g_string_append(context->string,
+ ((entry != (enumeration->entries->len - 1)) ?
+ ", " : " }"));
+ }
+
+ if (context->field_name->len) {
+ g_string_append_printf(context->string, " %s",
+ context->field_name->str);
+ g_string_assign(context->field_name, "");
+ }
+error_put_container_type:
+ bt_put(container_type);
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_floating_point_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ struct bt_ctf_field_type_floating_point *floating_point = container_of(
+ type, struct bt_ctf_field_type_floating_point, parent);
+
+ g_string_append_printf(context->string,
+ "floating_point { exp_dig = %zu; mant_dig = %zu; byte_order = %s; align = %zu; }",
+ floating_point->declaration.exp->len,
+ floating_point->declaration.mantissa->len + 1,
+ get_byte_order_string(floating_point->declaration.byte_order),
+ type->declaration->alignment);
+ return 0;
+}
+
+static
+int bt_ctf_field_type_structure_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ size_t i;
+ unsigned int indent;
+ int ret = 0;
+ struct bt_ctf_field_type_structure *structure = container_of(type,
+ struct bt_ctf_field_type_structure, parent);
+ GString *structure_field_name = context->field_name;
+
+ context->field_name = g_string_new("");
+
+ context->current_indentation_level++;
+ g_string_append(context->string, "struct {\n");
+
+ for (i = 0; i < structure->fields->len; i++) {
+ struct structure_field *field;
+
+ for (indent = 0; indent < context->current_indentation_level;
+ indent++) {
+ g_string_append_c(context->string, '\t');
+ }
+
+ field = structure->fields->pdata[i];
+ g_string_assign(context->field_name,
+ g_quark_to_string(field->name));
+ ret = bt_ctf_field_type_serialize(field->type, context);
+ if (ret) {
+ goto end;
+ }
+
+ if (context->field_name->len) {
+ g_string_append_printf(context->string, " %s",
+ context->field_name->str);
+ }
+ g_string_append(context->string, ";\n");
+ }
+
+ context->current_indentation_level--;
+ for (indent = 0; indent < context->current_indentation_level;
+ indent++) {
+ g_string_append_c(context->string, '\t');
+ }
+
+ g_string_append_printf(context->string, "} align(%zu)",
+ type->declaration->alignment);
+end:
+ g_string_free(context->field_name, TRUE);
+ context->field_name = structure_field_name;
+ return ret;
+}
+
+static
+int bt_ctf_field_type_variant_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ size_t i;
+ unsigned int indent;
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant = container_of(
+ type, struct bt_ctf_field_type_variant, parent);
+ GString *variant_field_name = context->field_name;
+
+ context->field_name = g_string_new("");
+ if (variant->tag_name->len > 0) {
+ g_string_append_printf(context->string,
+ "variant <%s> {\n", variant->tag_name->str);
+ } else {
+ g_string_append(context->string, "variant {\n");
+ }
+
+ context->current_indentation_level++;
+ for (i = 0; i < variant->fields->len; i++) {
+ struct structure_field *field = variant->fields->pdata[i];
+
+ g_string_assign(context->field_name,
+ g_quark_to_string(field->name));
+ for (indent = 0; indent < context->current_indentation_level;
+ indent++) {
+ g_string_append_c(context->string, '\t');
+ }
+
+ g_string_assign(context->field_name,
+ g_quark_to_string(field->name));
+ ret = bt_ctf_field_type_serialize(field->type, context);
+ if (ret) {
+ goto end;
+ }
+
+ if (context->field_name->len) {
+ g_string_append_printf(context->string, " %s;",
+ context->field_name->str);
+ }
+
+ g_string_append_c(context->string, '\n');
+ }
+
+ context->current_indentation_level--;
+ for (indent = 0; indent < context->current_indentation_level;
+ indent++) {
+ g_string_append_c(context->string, '\t');
+ }
+
+ g_string_append(context->string, "}");
+end:
+ g_string_free(context->field_name, TRUE);
+ context->field_name = variant_field_name;
+ return ret;
+}
+
+static
+int bt_ctf_field_type_array_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_array *array = container_of(type,
+ struct bt_ctf_field_type_array, parent);
+
+ ret = bt_ctf_field_type_serialize(array->element_type, context);
+ if (ret) {
+ goto end;
+ }
+
+ if (context->field_name->len) {
+ g_string_append_printf(context->string, " %s[%u]",
+ context->field_name->str, array->length);
+ g_string_assign(context->field_name, "");
+ } else {
+ g_string_append_printf(context->string, "[%u]", array->length);
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_sequence_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_sequence *sequence = container_of(
+ type, struct bt_ctf_field_type_sequence, parent);
+
+ ret = bt_ctf_field_type_serialize(sequence->element_type, context);
+ if (ret) {
+ goto end;
+ }
+
+ if (context->field_name->len) {
+ g_string_append_printf(context->string, " %s[%s]",
+ context->field_name->str,
+ sequence->length_field_name->str);
+ g_string_assign(context->field_name, "");
+ } else {
+ g_string_append_printf(context->string, "[%s]",
+ sequence->length_field_name->str);
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_string_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context)
+{
+ struct bt_ctf_field_type_string *string = container_of(
+ type, struct bt_ctf_field_type_string, parent);
+
+ g_string_append_printf(context->string,
+ "string { encoding = %s; }",
+ get_encoding_string(string->declaration.encoding));
+ return 0;
+}
+
+static
+enum bt_ctf_byte_order get_ctf_ir_byte_order(int byte_order) {
+ enum bt_ctf_byte_order ret;
+
+ switch (byte_order) {
+ case BT_CTF_BYTE_ORDER_LITTLE_ENDIAN:
+ case LITTLE_ENDIAN:
+ ret = BT_CTF_BYTE_ORDER_LITTLE_ENDIAN;
+ break;
+ case BT_CTF_BYTE_ORDER_BIG_ENDIAN:
+ case BIG_ENDIAN:
+ ret = BT_CTF_BYTE_ORDER_BIG_ENDIAN;
+ break;
+ case BT_CTF_BYTE_ORDER_NETWORK:
+ ret = BT_CTF_BYTE_ORDER_NETWORK;
+ break;
+ case BT_CTF_BYTE_ORDER_NATIVE:
+ ret = BT_CTF_BYTE_ORDER_NATIVE;
+ break;
+ default:
+ ret = BT_CTF_BYTE_ORDER_UNKNOWN;
+ break;
+ }
+
+ return ret;
+}
+
+static
+void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *type,
+ int byte_order, int set_native)
+{
+ struct bt_ctf_field_type_integer *integer_type = container_of(type,
+ struct bt_ctf_field_type_integer, parent);
+
+ if (set_native) {
+ if (integer_type->user_byte_order == BT_CTF_BYTE_ORDER_NATIVE) {
+ /*
+ * User byte order is native, so we can set
+ * the real byte order.
+ */
+ integer_type->declaration.byte_order =
+ byte_order;
+ }
+ } else {
+ integer_type->user_byte_order =
+ get_ctf_ir_byte_order(byte_order);
+ integer_type->declaration.byte_order = byte_order;
+ }
+}
+
+static
+void bt_ctf_field_type_enumeration_set_byte_order(
+ struct bt_ctf_field_type *type, int byte_order, int set_native)
+{
+ struct bt_ctf_field_type_enumeration *enum_type = container_of(type,
+ struct bt_ctf_field_type_enumeration, parent);
+
+ /* Safe to assume that container is an integer */
+ bt_ctf_field_type_integer_set_byte_order(enum_type->container,
+ byte_order, set_native);
+}
+
+static
+void bt_ctf_field_type_floating_point_set_byte_order(
+ struct bt_ctf_field_type *type, int byte_order, int set_native)
+{
+ struct bt_ctf_field_type_floating_point *floating_point_type =
+ container_of(type, struct bt_ctf_field_type_floating_point,
+ parent);
+
+ if (set_native) {
+ if (floating_point_type->user_byte_order ==
+ BT_CTF_BYTE_ORDER_NATIVE) {
+ /*
+ * User byte order is native, so we can set
+ * the real byte order.
+ */
+ floating_point_type->declaration.byte_order =
+ byte_order;
+ floating_point_type->sign.byte_order =
+ byte_order;
+ floating_point_type->mantissa.byte_order =
+ byte_order;
+ floating_point_type->exp.byte_order =
+ byte_order;
+ }
+ } else {
+ floating_point_type->user_byte_order =
+ get_ctf_ir_byte_order(byte_order);
+ floating_point_type->declaration.byte_order = byte_order;
+ floating_point_type->sign.byte_order = byte_order;
+ floating_point_type->mantissa.byte_order = byte_order;
+ floating_point_type->exp.byte_order = byte_order;
+ }
+}
+
+static
+void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *type,
+ int byte_order, int set_native)
+{
+ int i;
+ struct bt_ctf_field_type_structure *structure_type =
+ container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+
+ for (i = 0; i < structure_type->fields->len; i++) {
+ struct structure_field *field = g_ptr_array_index(
+ structure_type->fields, i);
+ struct bt_ctf_field_type *field_type = field->type;
+
+ if (set_byte_order_funcs[field_type->declaration->id]) {
+ set_byte_order_funcs[field_type->declaration->id](
+ field_type, byte_order, set_native);
+ }
+ }
+}
+
+static
+void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *type,
+ int byte_order, int set_native)
+{
+ int i;
+ struct bt_ctf_field_type_variant *variant_type =
+ container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+
+ for (i = 0; i < variant_type->fields->len; i++) {
+ struct structure_field *field = g_ptr_array_index(
+ variant_type->fields, i);
+ struct bt_ctf_field_type *field_type = field->type;
+
+ if (set_byte_order_funcs[field_type->declaration->id]) {
+ set_byte_order_funcs[field_type->declaration->id](
+ field_type, byte_order, set_native);
+ }
+ }
+}
+
+static
+void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *type,
+ int byte_order, int set_native)
+{
+ struct bt_ctf_field_type_array *array_type =
+ container_of(type, struct bt_ctf_field_type_array,
+ parent);
+
+ if (set_byte_order_funcs[array_type->element_type->declaration->id]) {
+ set_byte_order_funcs[array_type->element_type->declaration->id](
+ array_type->element_type, byte_order, set_native);
+ }
+}
+
+static
+void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *type,
+ int byte_order, int set_native)
+{
+ struct bt_ctf_field_type_sequence *sequence_type =
+ container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+
+ if (set_byte_order_funcs[
+ sequence_type->element_type->declaration->id]) {
+ set_byte_order_funcs[
+ sequence_type->element_type->declaration->id](
+ sequence_type->element_type, byte_order, set_native);
+ }
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_integer_copy(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *copy;
+ struct bt_ctf_field_type_integer *integer, *copy_integer;
+
+ integer = container_of(type, struct bt_ctf_field_type_integer, parent);
+ copy = bt_ctf_field_type_integer_create(integer->declaration.len);
+ if (!copy) {
+ goto end;
+ }
+
+ copy_integer = container_of(copy, struct bt_ctf_field_type_integer,
+ parent);
+ copy_integer->declaration = integer->declaration;
+ if (integer->mapped_clock) {
+ bt_get(integer->mapped_clock);
+ copy_integer->mapped_clock = integer->mapped_clock;
+ }
+
+ copy_integer->user_byte_order = integer->user_byte_order;
+
+end:
+ return copy;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_enumeration_copy(
+ struct bt_ctf_field_type *type)
+{
+ size_t i;
+ struct bt_ctf_field_type *copy = NULL, *copy_container;
+ struct bt_ctf_field_type_enumeration *enumeration, *copy_enumeration;
+
+ enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
+ parent);
+
+ /* Copy the source enumeration's container */
+ copy_container = bt_ctf_field_type_copy(enumeration->container);
+ if (!copy_container) {
+ goto end;
+ }
+
+ copy = bt_ctf_field_type_enumeration_create(copy_container);
+ if (!copy) {
+ goto end;
+ }
+ copy_enumeration = container_of(copy,
+ struct bt_ctf_field_type_enumeration, parent);
+
+ /* Copy all enumaration entries */
+ for (i = 0; i < enumeration->entries->len; i++) {
+ struct enumeration_mapping *mapping = g_ptr_array_index(
+ enumeration->entries, i);
+ struct enumeration_mapping* copy_mapping = g_new0(
+ struct enumeration_mapping, 1);
+
+ if (!copy_mapping) {
+ goto error;
+ }
+
+ *copy_mapping = *mapping;
+ g_ptr_array_add(copy_enumeration->entries, copy_mapping);
+ }
+
+ copy_enumeration->declaration = enumeration->declaration;
+end:
+ bt_put(copy_container);
+ return copy;
+error:
+ bt_put(copy_container);
+ BT_PUT(copy);
+ return copy;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_floating_point_copy(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *copy;
+ struct bt_ctf_field_type_floating_point *floating_point, *copy_float;
+
+ floating_point = container_of(type,
+ struct bt_ctf_field_type_floating_point, parent);
+ copy = bt_ctf_field_type_floating_point_create();
+ if (!copy) {
+ goto end;
+ }
+
+ copy_float = container_of(copy,
+ struct bt_ctf_field_type_floating_point, parent);
+ copy_float->declaration = floating_point->declaration;
+ copy_float->sign = floating_point->sign;
+ copy_float->mantissa = floating_point->mantissa;
+ copy_float->exp = floating_point->exp;
+ copy_float->user_byte_order = floating_point->user_byte_order;
+ copy_float->declaration.sign = ©_float->sign;
+ copy_float->declaration.mantissa = ©_float->mantissa;
+ copy_float->declaration.exp = ©_float->exp;
+end:
+ return copy;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_structure_copy(
+ struct bt_ctf_field_type *type)
+{
+ int i;
+ GHashTableIter iter;
+ gpointer key, value;
+ struct bt_ctf_field_type *copy;
+ struct bt_ctf_field_type_structure *structure, *copy_structure;
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ copy = bt_ctf_field_type_structure_create();
+ if (!copy) {
+ goto end;
+ }
+
+ copy_structure = container_of(copy,
+ struct bt_ctf_field_type_structure, parent);
+
+ /* Copy field_name_to_index */
+ g_hash_table_iter_init(&iter, structure->field_name_to_index);
+ while (g_hash_table_iter_next (&iter, &key, &value)) {
+ g_hash_table_insert(copy_structure->field_name_to_index,
+ key, value);
+ }
+
+ for (i = 0; i < structure->fields->len; i++) {
+ struct structure_field *entry, *copy_entry;
+ struct bt_ctf_field_type *copy_field;
+
+ copy_entry = g_new0(struct structure_field, 1);
+ if (!copy_entry) {
+ goto error;
+ }
+
+ entry = g_ptr_array_index(structure->fields, i);
+ copy_field = bt_ctf_field_type_copy(entry->type);
+ if (!copy_field) {
+ g_free(copy_entry);
+ goto error;
+ }
+
+ copy_entry->name = entry->name;
+ copy_entry->type = copy_field;
+ g_ptr_array_add(copy_structure->fields, copy_entry);
+ }
+
+ copy_structure->declaration = structure->declaration;
+end:
+ return copy;
+error:
+ BT_PUT(copy);
+ return copy;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_variant_copy(
+ struct bt_ctf_field_type *type)
+{
+ int i;
+ GHashTableIter iter;
+ gpointer key, value;
+ struct bt_ctf_field_type *copy = NULL, *copy_tag = NULL;
+ struct bt_ctf_field_type_variant *variant, *copy_variant;
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ if (variant->tag) {
+ copy_tag = bt_ctf_field_type_copy(&variant->tag->parent);
+ if (!copy_tag) {
+ goto end;
+ }
+ }
+
+ copy = bt_ctf_field_type_variant_create(copy_tag,
+ variant->tag_name->len ? variant->tag_name->str : NULL);
+ if (!copy) {
+ goto end;
+ }
+
+ copy_variant = container_of(copy, struct bt_ctf_field_type_variant,
+ parent);
+
+ /* Copy field_name_to_index */
+ g_hash_table_iter_init(&iter, variant->field_name_to_index);
+ while (g_hash_table_iter_next (&iter, &key, &value)) {
+ g_hash_table_insert(copy_variant->field_name_to_index,
+ key, value);
+ }
+
+ for (i = 0; i < variant->fields->len; i++) {
+ struct structure_field *entry, *copy_entry;
+ struct bt_ctf_field_type *copy_field;
+
+ copy_entry = g_new0(struct structure_field, 1);
+ if (!copy_entry) {
+ goto error;
+ }
+
+ entry = g_ptr_array_index(variant->fields, i);
+ copy_field = bt_ctf_field_type_copy(entry->type);
+ if (!copy_field) {
+ g_free(copy_entry);
+ goto error;
+ }
+
+ copy_entry->name = entry->name;
+ copy_entry->type = copy_field;
+ g_ptr_array_add(copy_variant->fields, copy_entry);
+ }
+
+ copy_variant->declaration = variant->declaration;
+ if (variant->tag_field_path) {
+ copy_variant->tag_field_path = bt_ctf_field_path_copy(
+ variant->tag_field_path);
+ if (!copy_variant->tag_field_path) {
+ goto error;
+ }
+ }
+end:
+ bt_put(copy_tag);
+ return copy;
+error:
+ bt_put(copy_tag);
+ BT_PUT(copy);
+ return copy;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_array_copy(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *copy = NULL, *copy_element;
+ struct bt_ctf_field_type_array *array, *copy_array;
+
+ array = container_of(type, struct bt_ctf_field_type_array,
+ parent);
+ copy_element = bt_ctf_field_type_copy(array->element_type);
+ if (!copy_element) {
+ goto end;
+ }
+
+ copy = bt_ctf_field_type_array_create(copy_element, array->length);
+ if (!copy) {
+ goto end;
+ }
+
+ copy_array = container_of(copy, struct bt_ctf_field_type_array,
+ parent);
+ copy_array->declaration = array->declaration;
+end:
+ bt_put(copy_element);
+ return copy;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_sequence_copy(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *copy = NULL, *copy_element;
+ struct bt_ctf_field_type_sequence *sequence, *copy_sequence;
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+ copy_element = bt_ctf_field_type_copy(sequence->element_type);
+ if (!copy_element) {
+ goto end;
+ }
+
+ copy = bt_ctf_field_type_sequence_create(copy_element,
+ sequence->length_field_name->len ?
+ sequence->length_field_name->str : NULL);
+ if (!copy) {
+ goto end;
+ }
+
+ copy_sequence = container_of(copy, struct bt_ctf_field_type_sequence,
+ parent);
+ copy_sequence->declaration = sequence->declaration;
+ if (sequence->length_field_path) {
+ copy_sequence->length_field_path = bt_ctf_field_path_copy(
+ sequence->length_field_path);
+ if (!copy_sequence->length_field_path) {
+ goto error;
+ }
+ }
+end:
+ bt_put(copy_element);
+ return copy;
+error:
+ BT_PUT(copy);
+ goto end;
+}
+
+static
+struct bt_ctf_field_type *bt_ctf_field_type_string_copy(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type *copy;
+ struct bt_ctf_field_type_string *string, *copy_string;
+
+ copy = bt_ctf_field_type_string_create();
+ if (!copy) {
+ goto end;
+ }
+
+ string = container_of(type, struct bt_ctf_field_type_string,
+ parent);
+ copy_string = container_of(type, struct bt_ctf_field_type_string,
+ parent);
+ copy_string->declaration = string->declaration;
+end:
+ return copy;
+}
+
+static
+int bt_ctf_field_type_integer_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ struct bt_ctf_field_type_integer *integer_a;
+ struct bt_ctf_field_type_integer *integer_b;
+ struct declaration_integer *decl_a;
+ struct declaration_integer *decl_b;
+
+ integer_a = container_of(type_a, struct bt_ctf_field_type_integer,
+ parent);
+ integer_b = container_of(type_b, struct bt_ctf_field_type_integer,
+ parent);
+ decl_a = &integer_a->declaration;
+ decl_b = &integer_b->declaration;
+
+ /* Length */
+ if (decl_a->len != decl_b->len) {
+ goto end;
+ }
+
+ /*
+ * Compare user byte orders only, not the cached,
+ * real byte orders.
+ */
+ if (integer_a->user_byte_order != integer_b->user_byte_order) {
+ goto end;
+ }
+
+ /* Signedness */
+ if (decl_a->signedness != decl_b->signedness) {
+ goto end;
+ }
+
+ /* Base */
+ if (decl_a->base != decl_b->base) {
+ goto end;
+ }
+
+ /* Encoding */
+ if (decl_a->encoding != decl_b->encoding) {
+ goto end;
+ }
+
+ /* Mapped clock */
+ if (integer_a->mapped_clock != integer_b->mapped_clock) {
+ goto end;
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_floating_point_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ struct bt_ctf_field_type_floating_point *float_a;
+ struct bt_ctf_field_type_floating_point *float_b;
+
+ float_a = container_of(type_a,
+ struct bt_ctf_field_type_floating_point, parent);
+ float_b = container_of(type_b,
+ struct bt_ctf_field_type_floating_point, parent);
+
+ /* Sign length */
+ if (float_a->sign.len != float_b->sign.len) {
+ goto end;
+ }
+
+ /* Exponent length */
+ if (float_a->exp.len != float_b->exp.len) {
+ goto end;
+ }
+
+ /* Mantissa length */
+ if (float_a->mantissa.len != float_b->mantissa.len) {
+ goto end;
+ }
+
+ /*
+ * Compare user byte orders only, not the cached,
+ * real byte orders.
+ */
+ if (float_a->user_byte_order != float_b->user_byte_order) {
+ goto end;
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int compare_enumeration_mappings(struct enumeration_mapping *mapping_a,
+ struct enumeration_mapping *mapping_b)
+{
+ int ret = 1;
+
+ /* Label */
+ if (mapping_a->string != mapping_b->string) {
+ goto end;
+ }
+
+ /* Range start */
+ if (mapping_a->range_start._unsigned !=
+ mapping_b->range_start._unsigned) {
+ goto end;
+ }
+
+ /* Range end */
+ if (mapping_a->range_end._unsigned !=
+ mapping_b->range_end._unsigned) {
+ goto end;
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_enumeration_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ int i;
+ struct bt_ctf_field_type_enumeration *enum_a;
+ struct bt_ctf_field_type_enumeration *enum_b;
+
+ enum_a = container_of(type_a,
+ struct bt_ctf_field_type_enumeration, parent);
+ enum_b = container_of(type_b,
+ struct bt_ctf_field_type_enumeration, parent);
+
+ /* Container field type */
+ ret = bt_ctf_field_type_compare(enum_a->container, enum_b->container);
+ if (ret) {
+ goto end;
+ }
+
+ ret = 1;
+
+ /* Entries */
+ if (enum_a->entries->len != enum_b->entries->len) {
+ goto end;
+ }
+
+ for (i = 0; i < enum_a->entries->len; ++i) {
+ struct enumeration_mapping *mapping_a =
+ g_ptr_array_index(enum_a->entries, i);
+ struct enumeration_mapping *mapping_b =
+ g_ptr_array_index(enum_b->entries, i);
+
+ if (compare_enumeration_mappings(mapping_a, mapping_b)) {
+ goto end;
+ }
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_string_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ struct bt_ctf_field_type_string *string_a;
+ struct bt_ctf_field_type_string *string_b;
+
+ string_a = container_of(type_a,
+ struct bt_ctf_field_type_string, parent);
+ string_b = container_of(type_b,
+ struct bt_ctf_field_type_string, parent);
+
+ /* Encoding */
+ if (string_a->declaration.encoding != string_b->declaration.encoding) {
+ goto end;
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int compare_structure_fields(struct structure_field *field_a,
+ struct structure_field *field_b)
+{
+ int ret = 1;
+
+ /* Label */
+ if (field_a->name != field_b->name) {
+ goto end;
+ }
+
+ /* Type */
+ ret = bt_ctf_field_type_compare(field_a->type, field_b->type);
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_structure_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ int i;
+ struct bt_ctf_field_type_structure *struct_a;
+ struct bt_ctf_field_type_structure *struct_b;
+
+ struct_a = container_of(type_a,
+ struct bt_ctf_field_type_structure, parent);
+ struct_b = container_of(type_b,
+ struct bt_ctf_field_type_structure, parent);
+
+ /* Alignment */
+ if (bt_ctf_field_type_get_alignment(type_a) !=
+ bt_ctf_field_type_get_alignment(type_b)) {
+ goto end;
+ }
+
+ /* Fields */
+ if (struct_a->fields->len != struct_b->fields->len) {
+ goto end;
+ }
+
+ for (i = 0; i < struct_a->fields->len; ++i) {
+ struct structure_field *field_a =
+ g_ptr_array_index(struct_a->fields, i);
+ struct structure_field *field_b =
+ g_ptr_array_index(struct_b->fields, i);
+
+ ret = compare_structure_fields(field_a, field_b);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_variant_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ int i;
+ struct bt_ctf_field_type_variant *variant_a;
+ struct bt_ctf_field_type_variant *variant_b;
+
+ variant_a = container_of(type_a,
+ struct bt_ctf_field_type_variant, parent);
+ variant_b = container_of(type_b,
+ struct bt_ctf_field_type_variant, parent);
+
+ /* Tag name */
+ if (strcmp(variant_a->tag_name->str, variant_b->tag_name->str)) {
+ goto end;
+ }
+
+ /* Tag type */
+ ret = bt_ctf_field_type_compare(
+ (struct bt_ctf_field_type *) variant_a->tag,
+ (struct bt_ctf_field_type *) variant_b->tag);
+ if (ret) {
+ goto end;
+ }
+
+ ret = 1;
+
+ /* Fields */
+ if (variant_a->fields->len != variant_b->fields->len) {
+ goto end;
+ }
+
+ for (i = 0; i < variant_a->fields->len; ++i) {
+ struct structure_field *field_a =
+ g_ptr_array_index(variant_a->fields, i);
+ struct structure_field *field_b =
+ g_ptr_array_index(variant_b->fields, i);
+
+ ret = compare_structure_fields(field_a, field_b);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ /* Equal */
+ ret = 0;
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_array_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+ struct bt_ctf_field_type_array *array_a;
+ struct bt_ctf_field_type_array *array_b;
+
+ array_a = container_of(type_a,
+ struct bt_ctf_field_type_array, parent);
+ array_b = container_of(type_b,
+ struct bt_ctf_field_type_array, parent);
+
+ /* Length */
+ if (array_a->length != array_b->length) {
+ goto end;
+ }
+
+ /* Element type */
+ ret = bt_ctf_field_type_compare(array_a->element_type,
+ array_b->element_type);
+
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_type_sequence_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = -1;
+ struct bt_ctf_field_type_sequence *sequence_a;
+ struct bt_ctf_field_type_sequence *sequence_b;
+
+ sequence_a = container_of(type_a,
+ struct bt_ctf_field_type_sequence, parent);
+ sequence_b = container_of(type_b,
+ struct bt_ctf_field_type_sequence, parent);
+
+ /* Length name */
+ if (strcmp(sequence_a->length_field_name->str,
+ sequence_b->length_field_name->str)) {
+ goto end;
+ }
+
+ /* Element type */
+ ret = bt_ctf_field_type_compare(sequence_a->element_type,
+ sequence_b->element_type);
+
+end:
+ return ret;
+}
+
+int bt_ctf_field_type_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b)
+{
+ int ret = 1;
+
+ if (type_a == type_b) {
+ /* Same reference: equal (even if both are NULL) */
+ ret = 0;
+ goto end;
+ }
+
+ if (!type_a || !type_b) {
+ ret = -1;
+ goto end;
+ }
+
+ if (type_a->declaration->id != type_b->declaration->id) {
+ /* Different type IDs */
+ goto end;
+ }
+
+ if (type_a->declaration->id == BT_CTF_TYPE_ID_UNKNOWN) {
+ /* Both have unknown type IDs */
+ goto end;
+ }
+
+ ret = type_compare_funcs[type_a->declaration->id](type_a, type_b);
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_get_field_count(struct bt_ctf_field_type *field_type)
+{
+ int field_count = -1;
+ enum ctf_type_id type_id = bt_ctf_field_type_get_type_id(field_type);
+
+ switch (type_id) {
+ case CTF_TYPE_STRUCT:
+ field_count =
+ bt_ctf_field_type_structure_get_field_count(field_type);
+ break;
+ case CTF_TYPE_VARIANT:
+ field_count =
+ bt_ctf_field_type_variant_get_field_count(field_type);
+ break;
+ case CTF_TYPE_ARRAY:
+ case CTF_TYPE_SEQUENCE:
+ /*
+ * Array and sequence types always contain a single member
+ * (the element type).
+ */
+ field_count = 1;
+ break;
+ default:
+ break;
+ }
+
+ return field_count;
+}
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_get_field_at_index(
+ struct bt_ctf_field_type *field_type, int index)
+{
+ struct bt_ctf_field_type *field = NULL;
+ enum ctf_type_id type_id = bt_ctf_field_type_get_type_id(field_type);
+
+ switch (type_id) {
+ case CTF_TYPE_STRUCT:
+ bt_ctf_field_type_structure_get_field(field_type, NULL, &field,
+ index);
+ break;
+ case CTF_TYPE_VARIANT:
+ bt_ctf_field_type_variant_get_field(field_type, NULL,
+ &field, index);
+ break;
+ case CTF_TYPE_ARRAY:
+ field = bt_ctf_field_type_array_get_element_type(field_type);
+ break;
+ case CTF_TYPE_SEQUENCE:
+ field = bt_ctf_field_type_sequence_get_element_type(field_type);
+ break;
+ default:
+ break;
+ }
+
+ return field;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_get_field_index(struct bt_ctf_field_type *field_type,
+ const char *name)
+{
+ int field_index = -1;
+ enum ctf_type_id type_id = bt_ctf_field_type_get_type_id(field_type);
+
+ switch (type_id) {
+ case CTF_TYPE_STRUCT:
+ field_index = bt_ctf_field_type_structure_get_field_name_index(
+ field_type, name);
+ break;
+ case CTF_TYPE_VARIANT:
+ field_index = bt_ctf_field_type_variant_get_field_name_index(
+ field_type, name);
+ break;
+ default:
+ break;
+ }
+
+ return field_index;
+}
+
+struct bt_ctf_field_path *bt_ctf_field_type_variant_get_tag_field_path(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_path *field_path = NULL;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || !bt_ctf_field_type_is_variant(type)) {
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ field_path = bt_get(variant->tag_field_path);
+end:
+ return field_path;
+}
+
+struct bt_ctf_field_path *bt_ctf_field_type_sequence_get_length_field_path(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_path *field_path = NULL;
+ struct bt_ctf_field_type_sequence *sequence;
+
+ if (!type || !bt_ctf_field_type_is_sequence(type)) {
+ goto end;
+ }
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+ field_path = bt_get(sequence->length_field_path);
+end:
+ return field_path;
+}
--- /dev/null
+/*
+ * fields.c
+ *
+ * Babeltrace CTF IR - Event Fields
+ *
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <babeltrace/ctf-ir/fields-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
+#include <babeltrace/object-internal.h>
+#include <babeltrace/ref.h>
+#include <babeltrace/compiler.h>
+#include <babeltrace/compat/fcntl.h>
+
+#define PACKET_LEN_INCREMENT (getpagesize() * 8 * CHAR_BIT)
+
+static
+struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_enumeration_create(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_floating_point_create(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_structure_create(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_variant_create(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_array_create(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_sequence_create(
+ struct bt_ctf_field_type *);
+static
+struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *);
+
+static
+void bt_ctf_field_destroy(struct bt_object *);
+static
+void bt_ctf_field_integer_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_structure_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_variant_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_array_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_sequence_destroy(struct bt_ctf_field *);
+static
+void bt_ctf_field_string_destroy(struct bt_ctf_field *);
+
+static
+int bt_ctf_field_generic_validate(struct bt_ctf_field *);
+static
+int bt_ctf_field_structure_validate(struct bt_ctf_field *);
+static
+int bt_ctf_field_variant_validate(struct bt_ctf_field *);
+static
+int bt_ctf_field_enumeration_validate(struct bt_ctf_field *);
+static
+int bt_ctf_field_array_validate(struct bt_ctf_field *);
+static
+int bt_ctf_field_sequence_validate(struct bt_ctf_field *);
+
+static
+int bt_ctf_field_generic_reset(struct bt_ctf_field *);
+static
+int bt_ctf_field_structure_reset(struct bt_ctf_field *);
+static
+int bt_ctf_field_variant_reset(struct bt_ctf_field *);
+static
+int bt_ctf_field_enumeration_reset(struct bt_ctf_field *);
+static
+int bt_ctf_field_array_reset(struct bt_ctf_field *);
+static
+int bt_ctf_field_sequence_reset(struct bt_ctf_field *);
+static
+int bt_ctf_field_string_reset(struct bt_ctf_field *);
+
+static
+int bt_ctf_field_integer_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_structure_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_variant_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_array_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_sequence_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+static
+int bt_ctf_field_string_serialize(struct bt_ctf_field *,
+ struct ctf_stream_pos *);
+
+static
+int bt_ctf_field_integer_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+static
+int bt_ctf_field_enumeration_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+static
+int bt_ctf_field_floating_point_copy(struct bt_ctf_field *,
+ struct bt_ctf_field *);
+static
+int bt_ctf_field_structure_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+static
+int bt_ctf_field_variant_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+static
+int bt_ctf_field_array_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+static
+int bt_ctf_field_sequence_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+static
+int bt_ctf_field_string_copy(struct bt_ctf_field *, struct bt_ctf_field *);
+
+static
+int increase_packet_size(struct ctf_stream_pos *pos);
+
+static
+struct bt_ctf_field *(* const field_create_funcs[])(
+ struct bt_ctf_field_type *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_create,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_create,
+ [BT_CTF_TYPE_ID_FLOAT] =
+ bt_ctf_field_floating_point_create,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_create,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_create,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_create,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_create,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_create,
+};
+
+static
+void (* const field_destroy_funcs[])(struct bt_ctf_field *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_destroy,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_destroy,
+ [BT_CTF_TYPE_ID_FLOAT] =
+ bt_ctf_field_floating_point_destroy,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_destroy,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_destroy,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_destroy,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_destroy,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_destroy,
+};
+
+static
+int (* const field_validate_funcs[])(struct bt_ctf_field *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_validate,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_validate,
+ [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_validate,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_validate,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_validate,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_validate,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_validate,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_generic_validate,
+};
+
+static
+int (* const field_reset_funcs[])(struct bt_ctf_field *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_reset,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_reset,
+ [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_reset,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_reset,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_reset,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_reset,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_reset,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_reset,
+};
+
+static
+int (* const field_serialize_funcs[])(struct bt_ctf_field *,
+ struct ctf_stream_pos *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_serialize,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_serialize,
+ [BT_CTF_TYPE_ID_FLOAT] =
+ bt_ctf_field_floating_point_serialize,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_serialize,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_serialize,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_serialize,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_serialize,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_serialize,
+};
+
+static
+int (* const field_copy_funcs[])(struct bt_ctf_field *,
+ struct bt_ctf_field *) = {
+ [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_copy,
+ [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_copy,
+ [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_floating_point_copy,
+ [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_copy,
+ [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_copy,
+ [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_copy,
+ [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_copy,
+ [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_copy,
+};
+
+struct bt_ctf_field *bt_ctf_field_create(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field *field = NULL;
+ enum bt_ctf_type_id type_id;
+ int ret;
+
+ if (!type) {
+ goto error;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(type);
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN ||
+ type_id >= BT_CTF_NR_TYPE_IDS) {
+ goto error;
+ }
+
+ /* Field class MUST be valid */
+ ret = bt_ctf_field_type_validate(type);
+
+ if (ret) {
+ /* Invalid */
+ goto error;
+ }
+
+ field = field_create_funcs[type_id](type);
+ if (!field) {
+ goto error;
+ }
+
+ /* The type's declaration can't change after this point */
+ bt_ctf_field_type_freeze(type);
+ bt_get(type);
+ bt_object_init(field, bt_ctf_field_destroy);
+ field->type = type;
+error:
+ return field;
+}
+
+void bt_ctf_field_get(struct bt_ctf_field *field)
+{
+ bt_get(field);
+}
+
+void bt_ctf_field_put(struct bt_ctf_field *field)
+{
+ bt_put(field);
+}
+
+struct bt_ctf_field_type *bt_ctf_field_get_type(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_type *ret = NULL;
+
+ if (!field) {
+ goto end;
+ }
+
+ ret = field->type;
+ bt_get(ret);
+end:
+ return ret;
+}
+
+enum bt_ctf_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field)
+{
+ enum bt_ctf_type_id ret = BT_CTF_TYPE_ID_UNKNOWN;
+
+ if (!field) {
+ goto end;
+ }
+
+ ret = bt_ctf_field_type_get_type_id(field->type);
+end:
+ return ret;
+}
+
+int bt_ctf_field_is_integer(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_INTEGER;
+}
+
+int bt_ctf_field_is_floating_point(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_FLOAT;
+}
+
+int bt_ctf_field_is_enumeration(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_ENUM;
+}
+
+int bt_ctf_field_is_string(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_STRING;
+}
+
+int bt_ctf_field_is_structure(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_STRUCT;
+}
+
+int bt_ctf_field_is_array(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_ARRAY;
+}
+
+int bt_ctf_field_is_sequence(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_SEQUENCE;
+}
+
+int bt_ctf_field_is_variant(struct bt_ctf_field *field)
+{
+ return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_VARIANT;
+}
+
+struct bt_ctf_field *bt_ctf_field_sequence_get_length(
+ struct bt_ctf_field *field)
+{
+ struct bt_ctf_field *ret = NULL;
+ struct bt_ctf_field_sequence *sequence;
+
+ if (!field) {
+ goto end;
+ }
+
+ if (bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_SEQUENCE) {
+ goto end;
+ }
+
+ sequence = container_of(field, struct bt_ctf_field_sequence, parent);
+ ret = sequence->length;
+ bt_get(ret);
+end:
+ return ret;
+}
+
+int bt_ctf_field_sequence_set_length(struct bt_ctf_field *field,
+ struct bt_ctf_field *length_field)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_integer *length_type;
+ struct bt_ctf_field_integer *length;
+ struct bt_ctf_field_sequence *sequence;
+ uint64_t sequence_length;
+
+ if (!field || !length_field) {
+ ret = -1;
+ goto end;
+ }
+ if (bt_ctf_field_type_get_type_id(length_field->type) !=
+ BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ length_type = container_of(length_field->type,
+ struct bt_ctf_field_type_integer, parent);
+ /* The length field must be unsigned */
+ if (length_type->declaration.signedness) {
+ ret = -1;
+ goto end;
+ }
+
+ length = container_of(length_field, struct bt_ctf_field_integer,
+ parent);
+ sequence_length = length->definition.value._unsigned;
+ sequence = container_of(field, struct bt_ctf_field_sequence, parent);
+ if (sequence->elements) {
+ g_ptr_array_free(sequence->elements, TRUE);
+ bt_put(sequence->length);
+ }
+
+ sequence->elements = g_ptr_array_sized_new((size_t)sequence_length);
+ if (!sequence->elements) {
+ ret = -1;
+ goto end;
+ }
+
+ g_ptr_array_set_free_func(sequence->elements,
+ (GDestroyNotify) bt_put);
+ g_ptr_array_set_size(sequence->elements, (size_t) sequence_length);
+ bt_get(length_field);
+ sequence->length = length_field;
+end:
+ return ret;
+}
+
+struct bt_ctf_field *bt_ctf_field_structure_get_field(
+ struct bt_ctf_field *field, const char *name)
+{
+ struct bt_ctf_field *new_field = NULL;
+ GQuark field_quark;
+ struct bt_ctf_field_structure *structure;
+ struct bt_ctf_field_type *field_type = NULL;
+ size_t index;
+
+ if (!field || !name ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRUCT) {
+ goto error;
+ }
+
+ field_quark = g_quark_from_string(name);
+ structure = container_of(field, struct bt_ctf_field_structure, parent);
+ field_type =
+ bt_ctf_field_type_structure_get_field_type_by_name(field->type,
+ name);
+ if (!g_hash_table_lookup_extended(structure->field_name_to_index,
+ GUINT_TO_POINTER(field_quark), NULL, (gpointer *)&index)) {
+ goto error;
+ }
+
+ if (structure->fields->pdata[index]) {
+ new_field = structure->fields->pdata[index];
+ goto end;
+ }
+
+ new_field = bt_ctf_field_create(field_type);
+ if (!new_field) {
+ goto error;
+ }
+
+ structure->fields->pdata[index] = new_field;
+end:
+ bt_get(new_field);
+error:
+ if (field_type) {
+ bt_put(field_type);
+ }
+ return new_field;
+}
+
+struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index(
+ struct bt_ctf_field *field, int index)
+{
+ int ret;
+ const char *field_name;
+ struct bt_ctf_field_structure *structure;
+ struct bt_ctf_field_type *structure_type;
+ struct bt_ctf_field_type *field_type = NULL;
+ struct bt_ctf_field *ret_field = NULL;
+
+ if (!field ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRUCT) {
+ goto end;
+ }
+
+ structure = container_of(field, struct bt_ctf_field_structure, parent);
+ if (index >= structure->fields->len) {
+ goto error;
+ }
+
+ ret_field = structure->fields->pdata[index];
+ if (ret_field) {
+ goto end;
+ }
+
+ /* Field has not been instanciated yet, create it */
+ structure_type = bt_ctf_field_get_type(field);
+ if (!structure_type) {
+ goto error;
+ }
+
+ ret = bt_ctf_field_type_structure_get_field(structure_type,
+ &field_name, &field_type, index);
+ bt_put(structure_type);
+ if (ret) {
+ goto error;
+ }
+
+ ret_field = bt_ctf_field_create(field_type);
+ if (!ret_field) {
+ goto error;
+ }
+
+ structure->fields->pdata[index] = ret_field;
+end:
+ bt_get(ret_field);
+error:
+ bt_put(field_type);
+ return ret_field;
+}
+
+BT_HIDDEN
+int bt_ctf_field_structure_set_field(struct bt_ctf_field *field,
+ const char *name, struct bt_ctf_field *value)
+{
+ int ret = 0;
+ GQuark field_quark;
+ struct bt_ctf_field_structure *structure;
+ struct bt_ctf_field_type *expected_field_type = NULL;
+ size_t index;
+
+ if (!field || !name || !value ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRUCT) {
+ ret = -1;
+ goto end;
+ }
+
+ field_quark = g_quark_from_string(name);
+ structure = container_of(field, struct bt_ctf_field_structure, parent);
+ expected_field_type =
+ bt_ctf_field_type_structure_get_field_type_by_name(field->type,
+ name);
+
+ if (bt_ctf_field_type_compare(expected_field_type, value->type)) {
+ ret = -1;
+ goto end;
+ }
+
+ if (!g_hash_table_lookup_extended(structure->field_name_to_index,
+ GUINT_TO_POINTER(field_quark), NULL, (gpointer *) &index)) {
+ goto end;
+ }
+
+ if (structure->fields->pdata[index]) {
+ bt_put(structure->fields->pdata[index]);
+ }
+
+ structure->fields->pdata[index] = value;
+ bt_get(value);
+end:
+ if (expected_field_type) {
+ bt_put(expected_field_type);
+ }
+ return ret;
+}
+
+struct bt_ctf_field *bt_ctf_field_array_get_field(struct bt_ctf_field *field,
+ uint64_t index)
+{
+ struct bt_ctf_field *new_field = NULL;
+ struct bt_ctf_field_type *field_type = NULL;
+ struct bt_ctf_field_array *array;
+
+ if (!field || bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_ARRAY) {
+ goto end;
+ }
+
+ array = container_of(field, struct bt_ctf_field_array, parent);
+ if (index >= array->elements->len) {
+ goto end;
+ }
+
+ field_type = bt_ctf_field_type_array_get_element_type(field->type);
+ if (array->elements->pdata[(size_t)index]) {
+ new_field = array->elements->pdata[(size_t)index];
+ goto end;
+ }
+
+ new_field = bt_ctf_field_create(field_type);
+ array->elements->pdata[(size_t)index] = new_field;
+end:
+ if (field_type) {
+ bt_put(field_type);
+ }
+ if (new_field) {
+ bt_get(new_field);
+ }
+ return new_field;
+}
+
+struct bt_ctf_field *bt_ctf_field_sequence_get_field(struct bt_ctf_field *field,
+ uint64_t index)
+{
+ struct bt_ctf_field *new_field = NULL;
+ struct bt_ctf_field_type *field_type = NULL;
+ struct bt_ctf_field_sequence *sequence;
+
+ if (!field || bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_SEQUENCE) {
+ goto end;
+ }
+
+ sequence = container_of(field, struct bt_ctf_field_sequence, parent);
+ if (!sequence->elements || sequence->elements->len <= index) {
+ goto end;
+ }
+
+ field_type = bt_ctf_field_type_sequence_get_element_type(field->type);
+ if (sequence->elements->pdata[(size_t) index]) {
+ new_field = sequence->elements->pdata[(size_t) index];
+ goto end;
+ }
+
+ new_field = bt_ctf_field_create(field_type);
+ sequence->elements->pdata[(size_t) index] = new_field;
+end:
+ if (field_type) {
+ bt_put(field_type);
+ }
+ if (new_field) {
+ bt_get(new_field);
+ }
+ return new_field;
+}
+
+struct bt_ctf_field *bt_ctf_field_variant_get_field(struct bt_ctf_field *field,
+ struct bt_ctf_field *tag_field)
+{
+ struct bt_ctf_field *new_field = NULL;
+ struct bt_ctf_field_variant *variant;
+ struct bt_ctf_field_type_variant *variant_type;
+ struct bt_ctf_field_type *field_type;
+ struct bt_ctf_field *tag_enum = NULL;
+ struct bt_ctf_field_integer *tag_enum_integer;
+ int64_t tag_enum_value;
+
+ if (!field || !tag_field ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_VARIANT ||
+ bt_ctf_field_type_get_type_id(tag_field->type) !=
+ BT_CTF_TYPE_ID_ENUM) {
+ goto end;
+ }
+
+ variant = container_of(field, struct bt_ctf_field_variant, parent);
+ variant_type = container_of(field->type,
+ struct bt_ctf_field_type_variant, parent);
+ tag_enum = bt_ctf_field_enumeration_get_container(tag_field);
+ if (!tag_enum) {
+ goto end;
+ }
+
+ tag_enum_integer = container_of(tag_enum, struct bt_ctf_field_integer,
+ parent);
+
+ if (bt_ctf_field_validate(tag_field) < 0) {
+ goto end;
+ }
+
+ tag_enum_value = tag_enum_integer->definition.value._signed;
+
+ /*
+ * If the variant currently has a tag and a payload, and if the
+ * requested tag value is the same as the current one, return
+ * the current payload instead of creating a fresh one.
+ */
+ if (variant->tag && variant->payload) {
+ struct bt_ctf_field *cur_tag_container = NULL;
+ struct bt_ctf_field_integer *cur_tag_enum_integer;
+ int64_t cur_tag_value;
+
+ cur_tag_container =
+ bt_ctf_field_enumeration_get_container(variant->tag);
+ assert(cur_tag_container);
+ cur_tag_enum_integer = container_of(cur_tag_container,
+ struct bt_ctf_field_integer, parent);
+ bt_put(cur_tag_container);
+ cur_tag_value = cur_tag_enum_integer->definition.value._signed;
+
+ if (cur_tag_value == tag_enum_value) {
+ new_field = variant->payload;
+ bt_get(new_field);
+ goto end;
+ }
+ }
+
+ field_type = bt_ctf_field_type_variant_get_field_type_signed(
+ variant_type, tag_enum_value);
+ if (!field_type) {
+ goto end;
+ }
+
+ new_field = bt_ctf_field_create(field_type);
+ if (!new_field) {
+ goto end;
+ }
+
+ bt_put(variant->tag);
+ bt_put(variant->payload);
+ bt_get(new_field);
+ bt_get(tag_field);
+ variant->tag = tag_field;
+ variant->payload = new_field;
+end:
+ bt_put(tag_enum);
+ return new_field;
+}
+
+struct bt_ctf_field *bt_ctf_field_variant_get_current_field(
+ struct bt_ctf_field *variant_field)
+{
+ struct bt_ctf_field *current_field = NULL;
+ struct bt_ctf_field_variant *variant;
+
+ if (!variant_field ||
+ bt_ctf_field_type_get_type_id(variant_field->type) !=
+ BT_CTF_TYPE_ID_VARIANT) {
+ goto end;
+ }
+
+ variant = container_of(variant_field, struct bt_ctf_field_variant,
+ parent);
+
+ if (variant->payload) {
+ current_field = variant->payload;
+ bt_get(current_field);
+ goto end;
+ }
+
+end:
+ return current_field;
+}
+
+struct bt_ctf_field *bt_ctf_field_enumeration_get_container(
+ struct bt_ctf_field *field)
+{
+ struct bt_ctf_field *container = NULL;
+ struct bt_ctf_field_enumeration *enumeration;
+
+ if (!field || bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_ENUM) {
+ goto end;
+ }
+
+ enumeration = container_of(field, struct bt_ctf_field_enumeration,
+ parent);
+ if (!enumeration->payload) {
+ struct bt_ctf_field_type_enumeration *enumeration_type =
+ container_of(field->type,
+ struct bt_ctf_field_type_enumeration, parent);
+ enumeration->payload =
+ bt_ctf_field_create(enumeration_type->container);
+ }
+
+ container = enumeration->payload;
+ bt_get(container);
+end:
+ return container;
+}
+
+const char *bt_ctf_field_enumeration_get_mapping_name(
+ struct bt_ctf_field *field)
+{
+ int ret;
+ const char *name = NULL;
+ struct bt_ctf_field *container = NULL;
+ struct bt_ctf_field_type *container_type = NULL;
+ struct bt_ctf_field_type_integer *integer_type = NULL;
+ struct bt_ctf_field_type_enumeration *enumeration_type = NULL;
+
+ container = bt_ctf_field_enumeration_get_container(field);
+ if (!container) {
+ goto end;
+ }
+
+ container_type = bt_ctf_field_get_type(container);
+ if (!container_type) {
+ goto error_put_container;
+ }
+
+ integer_type = container_of(container_type,
+ struct bt_ctf_field_type_integer, parent);
+ enumeration_type = container_of(field->type,
+ struct bt_ctf_field_type_enumeration, parent);
+
+ if (!integer_type->declaration.signedness) {
+ uint64_t value;
+ ret = bt_ctf_field_unsigned_integer_get_value(container,
+ &value);
+ if (ret) {
+ goto error_put_container_type;
+ }
+
+ name = bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
+ enumeration_type, value);
+ } else {
+ int64_t value;
+ ret = bt_ctf_field_signed_integer_get_value(container,
+ &value);
+ if (ret) {
+ goto error_put_container_type;
+ }
+
+ name = bt_ctf_field_type_enumeration_get_mapping_name_signed(
+ enumeration_type, value);
+ }
+
+error_put_container_type:
+ bt_put(container_type);
+error_put_container:
+ bt_put(container);
+end:
+ return name;
+}
+
+int bt_ctf_field_signed_integer_get_value(struct bt_ctf_field *field,
+ int64_t *value)
+{
+ int ret = 0;
+ struct bt_ctf_field_integer *integer;
+ struct bt_ctf_field_type_integer *integer_type;
+
+ if (!field || !value || !field->payload_set ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer_type = container_of(field->type,
+ struct bt_ctf_field_type_integer, parent);
+ if (!integer_type->declaration.signedness) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(field,
+ struct bt_ctf_field_integer, parent);
+ *value = integer->definition.value._signed;
+end:
+ return ret;
+}
+
+int bt_ctf_field_signed_integer_set_value(struct bt_ctf_field *field,
+ int64_t value)
+{
+ int ret = 0;
+ struct bt_ctf_field_integer *integer;
+ struct bt_ctf_field_type_integer *integer_type;
+ unsigned int size;
+ int64_t min_value, max_value;
+
+ if (!field ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(field, struct bt_ctf_field_integer, parent);
+ integer_type = container_of(field->type,
+ struct bt_ctf_field_type_integer, parent);
+ if (!integer_type->declaration.signedness) {
+ ret = -1;
+ goto end;
+ }
+
+ size = integer_type->declaration.len;
+ min_value = -((int64_t)1 << (size - 1));
+ max_value = ((int64_t)1 << (size - 1)) - 1;
+ if (value < min_value || value > max_value) {
+ ret = -1;
+ goto end;
+ }
+
+ integer->definition.value._signed = value;
+ integer->parent.payload_set = 1;
+end:
+ return ret;
+}
+
+int bt_ctf_field_unsigned_integer_get_value(struct bt_ctf_field *field,
+ uint64_t *value)
+{
+ int ret = 0;
+ struct bt_ctf_field_integer *integer;
+ struct bt_ctf_field_type_integer *integer_type;
+
+ if (!field || !value || !field->payload_set ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer_type = container_of(field->type,
+ struct bt_ctf_field_type_integer, parent);
+ if (integer_type->declaration.signedness) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(field,
+ struct bt_ctf_field_integer, parent);
+ *value = integer->definition.value._unsigned;
+end:
+ return ret;
+}
+
+int bt_ctf_field_unsigned_integer_set_value(struct bt_ctf_field *field,
+ uint64_t value)
+{
+ int ret = 0;
+ struct bt_ctf_field_integer *integer;
+ struct bt_ctf_field_type_integer *integer_type;
+ unsigned int size;
+ uint64_t max_value;
+
+ if (!field ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_INTEGER) {
+ ret = -1;
+ goto end;
+ }
+
+ integer = container_of(field, struct bt_ctf_field_integer, parent);
+ integer_type = container_of(field->type,
+ struct bt_ctf_field_type_integer, parent);
+ if (integer_type->declaration.signedness) {
+ ret = -1;
+ goto end;
+ }
+
+ size = integer_type->declaration.len;
+ max_value = (size == 64) ? UINT64_MAX : ((uint64_t)1 << size) - 1;
+ if (value > max_value) {
+ ret = -1;
+ goto end;
+ }
+
+ integer->definition.value._unsigned = value;
+ integer->parent.payload_set = 1;
+end:
+ return ret;
+}
+
+int bt_ctf_field_floating_point_get_value(struct bt_ctf_field *field,
+ double *value)
+{
+ int ret = 0;
+ struct bt_ctf_field_floating_point *floating_point;
+
+ if (!field || !value || !field->payload_set ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_FLOAT) {
+ ret = -1;
+ goto end;
+ }
+
+ floating_point = container_of(field,
+ struct bt_ctf_field_floating_point, parent);
+ *value = floating_point->definition.value;
+end:
+ return ret;
+}
+
+int bt_ctf_field_floating_point_set_value(struct bt_ctf_field *field,
+ double value)
+{
+ int ret = 0;
+ struct bt_ctf_field_floating_point *floating_point;
+
+ if (!field ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_FLOAT) {
+ ret = -1;
+ goto end;
+ }
+ floating_point = container_of(field, struct bt_ctf_field_floating_point,
+ parent);
+ floating_point->definition.value = value;
+ floating_point->parent.payload_set = 1;
+end:
+ return ret;
+}
+
+const char *bt_ctf_field_string_get_value(struct bt_ctf_field *field)
+{
+ const char *ret = NULL;
+ struct bt_ctf_field_string *string;
+
+ if (!field || !field->payload_set ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRING) {
+ goto end;
+ }
+
+ string = container_of(field,
+ struct bt_ctf_field_string, parent);
+ ret = string->payload->str;
+end:
+ return ret;
+}
+
+int bt_ctf_field_string_set_value(struct bt_ctf_field *field,
+ const char *value)
+{
+ int ret = 0;
+ struct bt_ctf_field_string *string;
+
+ if (!field || !value ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRING) {
+ ret = -1;
+ goto end;
+ }
+
+ string = container_of(field, struct bt_ctf_field_string, parent);
+ if (string->payload) {
+ g_string_assign(string->payload, value);
+ } else {
+ string->payload = g_string_new(value);
+ }
+
+ string->parent.payload_set = 1;
+end:
+ return ret;
+}
+
+int bt_ctf_field_string_append(struct bt_ctf_field *field,
+ const char *value)
+{
+ int ret = 0;
+ struct bt_ctf_field_string *string_field;
+
+ if (!field || !value ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRING) {
+ ret = -1;
+ goto end;
+ }
+
+ string_field = container_of(field, struct bt_ctf_field_string, parent);
+
+ if (string_field->payload) {
+ g_string_append(string_field->payload, value);
+ } else {
+ string_field->payload = g_string_new(value);
+ }
+
+ string_field->parent.payload_set = 1;
+
+end:
+ return ret;
+}
+
+int bt_ctf_field_string_append_len(struct bt_ctf_field *field,
+ const char *value, unsigned int length)
+{
+ int i;
+ int ret = 0;
+ unsigned int effective_length = length;
+ struct bt_ctf_field_string *string_field;
+
+ if (!field || !value ||
+ bt_ctf_field_type_get_type_id(field->type) !=
+ BT_CTF_TYPE_ID_STRING) {
+ ret = -1;
+ goto end;
+ }
+
+ string_field = container_of(field, struct bt_ctf_field_string, parent);
+
+ /* make sure no null bytes are appended */
+ for (i = 0; i < length; ++i) {
+ if (value[i] == '\0') {
+ effective_length = i;
+ break;
+ }
+ }
+
+ if (string_field->payload) {
+ g_string_append_len(string_field->payload, value,
+ effective_length);
+ } else {
+ string_field->payload = g_string_new_len(value,
+ effective_length);
+ }
+
+ string_field->parent.payload_set = 1;
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_validate(struct bt_ctf_field *field)
+{
+ int ret = 0;
+ enum bt_ctf_type_id type_id;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(field->type);
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = field_validate_funcs[type_id](field);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_reset(struct bt_ctf_field *field)
+{
+ int ret = 0;
+ enum bt_ctf_type_id type_id;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(field->type);
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = field_reset_funcs[type_id](field);
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ int ret = 0;
+ enum bt_ctf_type_id type_id;
+
+ if (!field || !pos) {
+ ret = -1;
+ goto end;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(field->type);
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = field_serialize_funcs[type_id](field, pos);
+end:
+ return ret;
+}
+
+struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field)
+{
+ int ret;
+ struct bt_ctf_field *copy = NULL;
+ enum bt_ctf_type_id type_id;
+
+ if (!field) {
+ goto end;
+ }
+
+ type_id = bt_ctf_field_type_get_type_id(field->type);
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) {
+ goto end;
+ }
+
+ copy = bt_ctf_field_create(field->type);
+ if (!copy) {
+ goto end;
+ }
+
+ copy->payload_set = field->payload_set;
+ ret = field_copy_funcs[type_id](field, copy);
+ if (ret) {
+ bt_put(copy);
+ copy = NULL;
+ }
+end:
+ return copy;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_integer *integer_type = container_of(type,
+ struct bt_ctf_field_type_integer, parent);
+ struct bt_ctf_field_integer *integer = g_new0(
+ struct bt_ctf_field_integer, 1);
+
+ if (integer) {
+ integer->definition.declaration = &integer_type->declaration;
+ }
+
+ return integer ? &integer->parent : NULL;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_enumeration_create(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_enumeration *enumeration = g_new0(
+ struct bt_ctf_field_enumeration, 1);
+
+ return enumeration ? &enumeration->parent : NULL;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_floating_point_create(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_floating_point *floating_point;
+ struct bt_ctf_field_type_floating_point *floating_point_type;
+
+ floating_point = g_new0(struct bt_ctf_field_floating_point, 1);
+ if (!floating_point) {
+ goto end;
+ }
+
+ floating_point_type = container_of(type,
+ struct bt_ctf_field_type_floating_point, parent);
+ floating_point->definition.declaration = container_of(
+ type->declaration, struct declaration_float, p);
+
+
+ floating_point->definition.sign = &floating_point->sign;
+ floating_point->sign.declaration = &floating_point_type->sign;
+ floating_point->definition.sign->p.declaration =
+ &floating_point_type->sign.p;
+
+ floating_point->definition.mantissa = &floating_point->mantissa;
+ floating_point->mantissa.declaration = &floating_point_type->mantissa;
+ floating_point->definition.mantissa->p.declaration =
+ &floating_point_type->mantissa.p;
+
+ floating_point->definition.exp = &floating_point->exp;
+ floating_point->exp.declaration = &floating_point_type->exp;
+ floating_point->definition.exp->p.declaration =
+ &floating_point_type->exp.p;
+
+end:
+ return floating_point ? &floating_point->parent : NULL;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_structure_create(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_type_structure *structure_type = container_of(type,
+ struct bt_ctf_field_type_structure, parent);
+ struct bt_ctf_field_structure *structure = g_new0(
+ struct bt_ctf_field_structure, 1);
+ struct bt_ctf_field *field = NULL;
+
+ if (!structure) {
+ goto end;
+ }
+
+ structure->field_name_to_index = structure_type->field_name_to_index;
+ structure->fields = g_ptr_array_new_with_free_func(
+ (GDestroyNotify)bt_ctf_field_put);
+ g_ptr_array_set_size(structure->fields,
+ g_hash_table_size(structure->field_name_to_index));
+ field = &structure->parent;
+end:
+ return field;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_variant_create(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_variant *variant = g_new0(
+ struct bt_ctf_field_variant, 1);
+ return variant ? &variant->parent : NULL;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_array_create(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_array *array = g_new0(struct bt_ctf_field_array, 1);
+ struct bt_ctf_field_type_array *array_type;
+ unsigned int array_length;
+
+ if (!array || !type) {
+ goto error;
+ }
+
+ array_type = container_of(type, struct bt_ctf_field_type_array, parent);
+ array_length = array_type->length;
+ array->elements = g_ptr_array_sized_new(array_length);
+ if (!array->elements) {
+ goto error;
+ }
+
+ g_ptr_array_set_free_func(array->elements,
+ (GDestroyNotify)bt_ctf_field_put);
+ g_ptr_array_set_size(array->elements, array_length);
+ return &array->parent;
+error:
+ g_free(array);
+ return NULL;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_sequence_create(
+ struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_sequence *sequence = g_new0(
+ struct bt_ctf_field_sequence, 1);
+ return sequence ? &sequence->parent : NULL;
+}
+
+static
+struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *type)
+{
+ struct bt_ctf_field_string *string = g_new0(
+ struct bt_ctf_field_string, 1);
+ return string ? &string->parent : NULL;
+}
+
+static
+void bt_ctf_field_destroy(struct bt_object *obj)
+{
+ struct bt_ctf_field *field;
+ struct bt_ctf_field_type *type;
+ enum bt_ctf_type_id type_id;
+
+ field = container_of(obj, struct bt_ctf_field, base);
+ type = field->type;
+ type_id = bt_ctf_field_type_get_type_id(type);
+ if (type_id <= BT_CTF_TYPE_ID_UNKNOWN ||
+ type_id >= BT_CTF_NR_TYPE_IDS) {
+ return;
+ }
+
+ field_destroy_funcs[type_id](field);
+ bt_put(type);
+}
+
+static
+void bt_ctf_field_integer_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_integer *integer;
+
+ if (!field) {
+ return;
+ }
+
+ integer = container_of(field, struct bt_ctf_field_integer, parent);
+ g_free(integer);
+}
+
+static
+void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_enumeration *enumeration;
+
+ if (!field) {
+ return;
+ }
+
+ enumeration = container_of(field, struct bt_ctf_field_enumeration,
+ parent);
+ bt_put(enumeration->payload);
+ g_free(enumeration);
+}
+
+static
+void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_floating_point *floating_point;
+
+ if (!field) {
+ return;
+ }
+
+ floating_point = container_of(field, struct bt_ctf_field_floating_point,
+ parent);
+ g_free(floating_point);
+}
+
+static
+void bt_ctf_field_structure_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_structure *structure;
+
+ if (!field) {
+ return;
+ }
+
+ structure = container_of(field, struct bt_ctf_field_structure, parent);
+ g_ptr_array_free(structure->fields, TRUE);
+ g_free(structure);
+}
+
+static
+void bt_ctf_field_variant_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_variant *variant;
+
+ if (!field) {
+ return;
+ }
+
+ variant = container_of(field, struct bt_ctf_field_variant, parent);
+ bt_put(variant->tag);
+ bt_put(variant->payload);
+ g_free(variant);
+}
+
+static
+void bt_ctf_field_array_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_array *array;
+
+ if (!field) {
+ return;
+ }
+
+ array = container_of(field, struct bt_ctf_field_array, parent);
+ g_ptr_array_free(array->elements, TRUE);
+ g_free(array);
+}
+
+static
+void bt_ctf_field_sequence_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_sequence *sequence;
+
+ if (!field) {
+ return;
+ }
+
+ sequence = container_of(field, struct bt_ctf_field_sequence, parent);
+ if (sequence->elements) {
+ g_ptr_array_free(sequence->elements, TRUE);
+ }
+ bt_put(sequence->length);
+ g_free(sequence);
+}
+
+static
+void bt_ctf_field_string_destroy(struct bt_ctf_field *field)
+{
+ struct bt_ctf_field_string *string;
+ if (!field) {
+ return;
+ }
+
+ string = container_of(field, struct bt_ctf_field_string, parent);
+ if (string->payload) {
+ g_string_free(string->payload, TRUE);
+ }
+ g_free(string);
+}
+
+static
+int bt_ctf_field_generic_validate(struct bt_ctf_field *field)
+{
+ return (field && field->payload_set) ? 0 : -1;
+}
+
+static
+int bt_ctf_field_enumeration_validate(struct bt_ctf_field *field)
+{
+ int ret;
+ struct bt_ctf_field_enumeration *enumeration;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ enumeration = container_of(field, struct bt_ctf_field_enumeration,
+ parent);
+ if (!enumeration->payload) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_validate(enumeration->payload);
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_structure_validate(struct bt_ctf_field *field)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_structure *structure;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(field, struct bt_ctf_field_structure, parent);
+ for (i = 0; i < structure->fields->len; i++) {
+ ret = bt_ctf_field_validate(structure->fields->pdata[i]);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_variant_validate(struct bt_ctf_field *field)
+{
+ int ret = 0;
+ struct bt_ctf_field_variant *variant;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(field, struct bt_ctf_field_variant, parent);
+ ret = bt_ctf_field_validate(variant->payload);
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_array_validate(struct bt_ctf_field *field)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_array *array;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ array = container_of(field, struct bt_ctf_field_array, parent);
+ for (i = 0; i < array->elements->len; i++) {
+ ret = bt_ctf_field_validate(array->elements->pdata[i]);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_sequence_validate(struct bt_ctf_field *field)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_sequence *sequence;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ sequence = container_of(field, struct bt_ctf_field_sequence, parent);
+ for (i = 0; i < sequence->elements->len; i++) {
+ ret = bt_ctf_field_validate(sequence->elements->pdata[i]);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_generic_reset(struct bt_ctf_field *field)
+{
+ int ret = 0;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ field->payload_set = 0;
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_enumeration_reset(struct bt_ctf_field *field)
+{
+ int ret = 0;
+ struct bt_ctf_field_enumeration *enumeration;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ enumeration = container_of(field, struct bt_ctf_field_enumeration,
+ parent);
+ if (!enumeration->payload) {
+ goto end;
+ }
+
+ ret = bt_ctf_field_reset(enumeration->payload);
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_structure_reset(struct bt_ctf_field *field)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_structure *structure;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(field, struct bt_ctf_field_structure, parent);
+ for (i = 0; i < structure->fields->len; i++) {
+ struct bt_ctf_field *member = structure->fields->pdata[i];
+
+ if (!member) {
+ /*
+ * Structure members are lazily initialized; skip if
+ * this member has not been allocated yet.
+ */
+ continue;
+ }
+
+ ret = bt_ctf_field_reset(member);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_variant_reset(struct bt_ctf_field *field)
+{
+ int ret = 0;
+ struct bt_ctf_field_variant *variant;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(field, struct bt_ctf_field_variant, parent);
+ if (variant->payload) {
+ ret = bt_ctf_field_reset(variant->payload);
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_array_reset(struct bt_ctf_field *field)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_array *array;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ array = container_of(field, struct bt_ctf_field_array, parent);
+ for (i = 0; i < array->elements->len; i++) {
+ struct bt_ctf_field *member = array->elements->pdata[i];
+
+ if (!member) {
+ /*
+ * Array elements are lazily initialized; skip if
+ * this member has not been allocated yet.
+ */
+ continue;
+ }
+
+ ret = bt_ctf_field_reset(member);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_sequence_reset(struct bt_ctf_field *field)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_sequence *sequence;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ sequence = container_of(field, struct bt_ctf_field_sequence, parent);
+ for (i = 0; i < sequence->elements->len; i++) {
+ struct bt_ctf_field *member = sequence->elements->pdata[i];
+
+ if (!member) {
+ /*
+ * Sequence elements are lazily initialized; skip if
+ * this member has not been allocated yet.
+ */
+ continue;
+ }
+
+ ret = bt_ctf_field_reset(member);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_string_reset(struct bt_ctf_field *field)
+{
+ int ret = 0;
+ struct bt_ctf_field_string *string;
+
+ if (!field) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = bt_ctf_field_generic_reset(field);
+ if (ret) {
+ goto end;
+ }
+
+ string = container_of(field, struct bt_ctf_field_string, parent);
+ if (string->payload) {
+ g_string_truncate(string->payload, 0);
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_integer_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ int ret = 0;
+ struct bt_ctf_field_integer *integer = container_of(field,
+ struct bt_ctf_field_integer, parent);
+
+retry:
+ ret = ctf_integer_write(&pos->parent, &integer->definition.p);
+ if (ret == -EFAULT) {
+ /*
+ * The field is too large to fit in the current packet's
+ * remaining space. Bump the packet size and retry.
+ */
+ ret = increase_packet_size(pos);
+ if (ret) {
+ goto end;
+ }
+ goto retry;
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ struct bt_ctf_field_enumeration *enumeration = container_of(
+ field, struct bt_ctf_field_enumeration, parent);
+
+ return bt_ctf_field_serialize(enumeration->payload, pos);
+}
+
+static
+int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ int ret = 0;
+ struct bt_ctf_field_floating_point *floating_point = container_of(field,
+ struct bt_ctf_field_floating_point, parent);
+
+retry:
+ ret = ctf_float_write(&pos->parent, &floating_point->definition.p);
+ if (ret == -EFAULT) {
+ /*
+ * The field is too large to fit in the current packet's
+ * remaining space. Bump the packet size and retry.
+ */
+ ret = increase_packet_size(pos);
+ if (ret) {
+ goto end;
+ }
+ goto retry;
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_structure_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_structure *structure = container_of(
+ field, struct bt_ctf_field_structure, parent);
+
+ while (!ctf_pos_access_ok(pos,
+ offset_align(pos->offset,
+ field->type->declaration->alignment))) {
+ ret = increase_packet_size(pos);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ if (!ctf_align_pos(pos, field->type->declaration->alignment)) {
+ ret = -1;
+ goto end;
+ }
+
+ for (i = 0; i < structure->fields->len; i++) {
+ struct bt_ctf_field *field = g_ptr_array_index(
+ structure->fields, i);
+
+ ret = bt_ctf_field_serialize(field, pos);
+ if (ret) {
+ break;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_variant_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ struct bt_ctf_field_variant *variant = container_of(
+ field, struct bt_ctf_field_variant, parent);
+
+ return bt_ctf_field_serialize(variant->payload, pos);
+}
+
+static
+int bt_ctf_field_array_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_array *array = container_of(
+ field, struct bt_ctf_field_array, parent);
+
+ for (i = 0; i < array->elements->len; i++) {
+ ret = bt_ctf_field_serialize(
+ g_ptr_array_index(array->elements, i), pos);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_sequence_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_sequence *sequence = container_of(
+ field, struct bt_ctf_field_sequence, parent);
+
+ for (i = 0; i < sequence->elements->len; i++) {
+ ret = bt_ctf_field_serialize(
+ g_ptr_array_index(sequence->elements, i), pos);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_string_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos)
+{
+ size_t i;
+ int ret = 0;
+ struct bt_ctf_field_string *string = container_of(field,
+ struct bt_ctf_field_string, parent);
+ struct bt_ctf_field_type *character_type =
+ get_field_type(FIELD_TYPE_ALIAS_UINT8_T);
+ struct bt_ctf_field *character = bt_ctf_field_create(character_type);
+
+ for (i = 0; i < string->payload->len + 1; i++) {
+ ret = bt_ctf_field_unsigned_integer_set_value(character,
+ (uint64_t) string->payload->str[i]);
+ if (ret) {
+ goto end;
+ }
+
+ ret = bt_ctf_field_integer_serialize(character, pos);
+ if (ret) {
+ goto end;
+ }
+ }
+end:
+ bt_put(character);
+ bt_put(character_type);
+ return ret;
+}
+
+static
+int bt_ctf_field_integer_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ struct bt_ctf_field_integer *integer_src, *integer_dst;
+
+ integer_src = container_of(src, struct bt_ctf_field_integer, parent);
+ integer_dst = container_of(dst, struct bt_ctf_field_integer, parent);
+
+ memcpy(&integer_dst->definition, &integer_src->definition,
+ sizeof(struct definition_integer));
+ return 0;
+}
+
+static
+int bt_ctf_field_enumeration_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ int ret = 0;
+ struct bt_ctf_field_enumeration *enum_src, *enum_dst;
+
+ enum_src = container_of(src, struct bt_ctf_field_enumeration, parent);
+ enum_dst = container_of(dst, struct bt_ctf_field_enumeration, parent);
+
+ if (enum_src->payload) {
+ enum_dst->payload = bt_ctf_field_copy(enum_src->payload);
+ if (!enum_dst->payload) {
+ ret = -1;
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_floating_point_copy(
+ struct bt_ctf_field *src, struct bt_ctf_field *dst)
+{
+ struct bt_ctf_field_floating_point *float_src, *float_dst;
+
+ float_src = container_of(src, struct bt_ctf_field_floating_point,
+ parent);
+ float_dst = container_of(dst, struct bt_ctf_field_floating_point,
+ parent);
+
+ memcpy(&float_dst->definition, &float_src->definition,
+ sizeof(struct definition_float));
+ memcpy(&float_dst->sign, &float_src->sign,
+ sizeof(struct definition_integer));
+ memcpy(&float_dst->mantissa, &float_src->mantissa,
+ sizeof(struct definition_integer));
+ memcpy(&float_dst->exp, &float_src->exp,
+ sizeof(struct definition_integer));
+ return 0;
+}
+
+static
+int bt_ctf_field_structure_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ int ret = 0, i;
+ struct bt_ctf_field_structure *struct_src, *struct_dst;
+
+ struct_src = container_of(src, struct bt_ctf_field_structure, parent);
+ struct_dst = container_of(dst, struct bt_ctf_field_structure, parent);
+
+ /* This field_name_to_index HT is owned by the structure field type */
+ struct_dst->field_name_to_index = struct_src->field_name_to_index;
+ g_ptr_array_set_size(struct_dst->fields, struct_src->fields->len);
+
+ for (i = 0; i < struct_src->fields->len; i++) {
+ struct bt_ctf_field *field =
+ g_ptr_array_index(struct_src->fields, i);
+ struct bt_ctf_field *field_copy = NULL;
+
+ if (field) {
+ field_copy = bt_ctf_field_copy(field);
+
+ if (!field_copy) {
+ ret = -1;
+ goto end;
+ }
+ }
+
+ g_ptr_array_index(struct_dst->fields, i) = field_copy;
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_variant_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ int ret = 0;
+ struct bt_ctf_field_variant *variant_src, *variant_dst;
+
+ variant_src = container_of(src, struct bt_ctf_field_variant, parent);
+ variant_dst = container_of(dst, struct bt_ctf_field_variant, parent);
+
+ if (variant_src->tag) {
+ variant_dst->tag = bt_ctf_field_copy(variant_src->tag);
+ if (!variant_dst->tag) {
+ ret = -1;
+ goto end;
+ }
+ }
+ if (variant_src->payload) {
+ variant_dst->payload = bt_ctf_field_copy(variant_src->payload);
+ if (!variant_dst->payload) {
+ ret = -1;
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_array_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ int ret = 0, i;
+ struct bt_ctf_field_array *array_src, *array_dst;
+
+ array_src = container_of(src, struct bt_ctf_field_array, parent);
+ array_dst = container_of(dst, struct bt_ctf_field_array, parent);
+
+ g_ptr_array_set_size(array_dst->elements, array_src->elements->len);
+ for (i = 0; i < array_src->elements->len; i++) {
+ struct bt_ctf_field *field =
+ g_ptr_array_index(array_src->elements, i);
+ struct bt_ctf_field *field_copy = NULL;
+
+ if (field) {
+ field_copy = bt_ctf_field_copy(field);
+
+ if (!field_copy) {
+ ret = -1;
+ goto end;
+ }
+ }
+
+ g_ptr_array_index(array_dst->elements, i) = field_copy;
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_sequence_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ int ret = 0, i;
+ struct bt_ctf_field_sequence *sequence_src, *sequence_dst;
+ struct bt_ctf_field *src_length;
+ struct bt_ctf_field *dst_length;
+
+ sequence_src = container_of(src, struct bt_ctf_field_sequence, parent);
+ sequence_dst = container_of(dst, struct bt_ctf_field_sequence, parent);
+
+ src_length = bt_ctf_field_sequence_get_length(src);
+
+ if (!src_length) {
+ /* no length set yet: keep destination sequence empty */
+ goto end;
+ }
+
+ /* copy source length */
+ dst_length = bt_ctf_field_copy(src_length);
+ bt_put(src_length);
+
+ if (!dst_length) {
+ ret = -1;
+ goto end;
+ }
+
+ /* this will initialize the destination sequence's internal array */
+ ret = bt_ctf_field_sequence_set_length(dst, dst_length);
+ bt_put(dst_length);
+
+ if (ret) {
+ goto end;
+ }
+
+ assert(sequence_dst->elements->len == sequence_src->elements->len);
+
+ for (i = 0; i < sequence_src->elements->len; i++) {
+ struct bt_ctf_field *field =
+ g_ptr_array_index(sequence_src->elements, i);
+ struct bt_ctf_field *field_copy = NULL;
+
+ if (field) {
+ field_copy = bt_ctf_field_copy(field);
+
+ if (!field_copy) {
+ ret = -1;
+ goto end;
+ }
+ }
+
+ g_ptr_array_index(sequence_dst->elements, i) = field_copy;
+ }
+end:
+ return ret;
+}
+
+static
+int bt_ctf_field_string_copy(struct bt_ctf_field *src,
+ struct bt_ctf_field *dst)
+{
+ int ret = 0;
+ struct bt_ctf_field_string *string_src, *string_dst;
+
+ string_src = container_of(src, struct bt_ctf_field_string, parent);
+ string_dst = container_of(dst, struct bt_ctf_field_string, parent);
+
+ if (string_src->payload) {
+ string_dst->payload = g_string_new(string_src->payload->str);
+ if (!string_dst->payload) {
+ ret = -1;
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+int increase_packet_size(struct ctf_stream_pos *pos)
+{
+ int ret;
+
+ assert(pos);
+ ret = munmap_align(pos->base_mma);
+ if (ret) {
+ goto end;
+ }
+
+ pos->packet_size += PACKET_LEN_INCREMENT;
+ do {
+ ret = bt_posix_fallocate(pos->fd, pos->mmap_offset,
+ pos->packet_size / CHAR_BIT);
+ } while (ret == EINTR);
+ if (ret) {
+ errno = EINTR;
+ ret = -1;
+ goto end;
+ }
+
+ pos->base_mma = mmap_align(pos->packet_size / CHAR_BIT, pos->prot,
+ pos->flags, pos->fd, pos->mmap_offset);
+ if (pos->base_mma == MAP_FAILED) {
+ ret = -1;
+ }
+end:
+ return ret;
+}
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/stream-class.h>
#include <babeltrace/ctf-ir/resolve-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/field-path.h>
#include <babeltrace/ctf-ir/field-path-internal.h>
#include <babeltrace/ctf-ir/event-internal.h>
#include <babeltrace/ctf-ir/clock-internal.h>
#include <babeltrace/ctf-writer/event.h>
#include <babeltrace/ctf-ir/event-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
-#include <babeltrace/ctf-ir/event-fields-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
+#include <babeltrace/ctf-ir/fields-internal.h>
#include <babeltrace/ctf-writer/stream.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/validation-internal.h>
#include <babeltrace/ctf-ir/clock-internal.h>
#include <babeltrace/ctf-writer/event.h>
#include <babeltrace/ctf-ir/event-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
-#include <babeltrace/ctf-ir/event-fields-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
+#include <babeltrace/ctf-ir/fields-internal.h>
#include <babeltrace/ctf-ir/stream.h>
#include <babeltrace/ctf-ir/stream-internal.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/event-internal.h>
#include <babeltrace/ctf-writer/functor-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
#include <babeltrace/ctf-ir/attributes-internal.h>
#include <babeltrace/ctf-ir/validation-internal.h>
#include <babeltrace/ctf-ir/utils.h>
#include <babeltrace/ctf-ir/trace-internal.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/event-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
#include <babeltrace/values.h>
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/ref.h>
#include <babeltrace/ctf-ir/clock-internal.h>
#include <babeltrace/ctf-writer/writer-internal.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
-#include <babeltrace/ctf-ir/event-fields-internal.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
+#include <babeltrace/ctf-ir/fields-internal.h>
#include <babeltrace/ctf-writer/functor-internal.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/stream-internal.h>
babeltracectfirinclude_HEADERS = \
babeltrace/ctf-ir/clock.h \
- babeltrace/ctf-ir/event-fields.h \
- babeltrace/ctf-ir/event-types.h \
+ babeltrace/ctf-ir/fields.h \
+ babeltrace/ctf-ir/field-types.h \
babeltrace/ctf-ir/event.h \
babeltrace/ctf-ir/field-path.h \
babeltrace/ctf-ir/stream.h \
babeltrace/ctf/ctf-index.h \
babeltrace/ctf-writer/writer-internal.h \
babeltrace/ctf-ir/attributes-internal.h \
- babeltrace/ctf-ir/event-types-internal.h \
- babeltrace/ctf-ir/event-fields-internal.h \
+ babeltrace/ctf-ir/field-types-internal.h \
+ babeltrace/ctf-ir/fields-internal.h \
babeltrace/ctf-ir/event-internal.h \
babeltrace/ctf-ir/field-path-internal.h \
babeltrace/ctf-ir/clock-internal.h \
+++ /dev/null
-#ifndef BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H
-#define BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H
-
-/*
- * BabelTrace - CTF Writer: Event Fields internal
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <babeltrace/ctf-writer/event-fields.h>
-#include <babeltrace/object-internal.h>
-#include <babeltrace/babeltrace-internal.h>
-#include <babeltrace/ctf/types.h>
-#include <glib.h>
-
-struct bt_ctf_field {
- struct bt_object base;
- struct bt_ctf_field_type *type;
- int payload_set;
-};
-
-struct bt_ctf_field_integer {
- struct bt_ctf_field parent;
- struct definition_integer definition;
-};
-
-struct bt_ctf_field_enumeration {
- struct bt_ctf_field parent;
- struct bt_ctf_field *payload;
-};
-
-struct bt_ctf_field_floating_point {
- struct bt_ctf_field parent;
- struct definition_float definition;
- struct definition_integer sign, mantissa, exp;
-};
-
-struct bt_ctf_field_structure {
- struct bt_ctf_field parent;
- GHashTable *field_name_to_index;
- GPtrArray *fields; /* Array of pointers to struct bt_ctf_field */
-};
-
-struct bt_ctf_field_variant {
- struct bt_ctf_field parent;
- struct bt_ctf_field *tag;
- struct bt_ctf_field *payload;
-};
-
-struct bt_ctf_field_array {
- struct bt_ctf_field parent;
- GPtrArray *elements; /* Array of pointers to struct bt_ctf_field */
-};
-
-struct bt_ctf_field_sequence {
- struct bt_ctf_field parent;
- struct bt_ctf_field *length;
- GPtrArray *elements; /* Array of pointers to struct bt_ctf_field */
-};
-
-struct bt_ctf_field_string {
- struct bt_ctf_field parent;
- GString *payload;
-};
-
-/*
- * Set a field's value with an already allocated field instance.
- */
-BT_HIDDEN
-int bt_ctf_field_structure_set_field(struct bt_ctf_field *structure,
- const char *name, struct bt_ctf_field *value);
-
-/* Validate that the field's payload is set (returns 0 if set). */
-BT_HIDDEN
-int bt_ctf_field_validate(struct bt_ctf_field *field);
-
-/* Mark field payload as unset. */
-BT_HIDDEN
-int bt_ctf_field_reset(struct bt_ctf_field *field);
-
-BT_HIDDEN
-int bt_ctf_field_serialize(struct bt_ctf_field *field,
- struct ctf_stream_pos *pos);
-
-#endif /* BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H */
+++ /dev/null
-#ifndef BABELTRACE_CTF_IR_EVENT_FIELDS_H
-#define BABELTRACE_CTF_IR_EVENT_FIELDS_H
-
-/*
- * BabelTrace - CTF IR: Event Fields
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * The Common Trace Format (CTF) Specification is available at
- * http://www.efficios.com/ctf
- */
-
-#include <stdint.h>
-#include <stddef.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct bt_ctf_event_class;
-struct bt_ctf_event;
-struct bt_ctf_field;
-struct bt_ctf_field_type;
-
-/*
- * bt_ctf_field_create: create an instance of a field.
- *
- * Allocate a new field of the type described by the bt_ctf_field_type
- * structure.The creation of a field sets its reference count to 1.
- *
- * @param type Field type to be instanciated.
- *
- * Returns an allocated field on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_create(
- struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_structure_get_field: get a structure's field.
- *
- * Get the structure's field corresponding to the provided field name.
- * bt_ctf_field_put() must be called on the returned value.
- *
- * @param structure Structure field instance.
- * @param name Name of the field in the provided structure.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_structure_get_field(
- struct bt_ctf_field *structure, const char *name);
-
-/*
- * bt_ctf_field_structure_get_field_by_index: get a structure's field by index.
- *
- * Get the structure's field corresponding to the provided field name.
- * bt_ctf_field_put() must be called on the returned value.
- * The indexes are the same as those provided for bt_ctf_field_type_structure.
- *
- * @param structure Structure field instance.
- * @param index Index of the field in the provided structure.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index(
- struct bt_ctf_field *structure, int index);
-
-/*
- * bt_ctf_field_array_get_field: get an array's field at position "index".
- *
- * Return the array's field at position "index". bt_ctf_field_put() must be
- * called on the returned value.
- *
- * @param array Array field instance.
- * @param index Position of the array's desired element.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_array_get_field(
- struct bt_ctf_field *array, uint64_t index);
-
-/*
- * bt_ctf_field_sequence_get_length: get a sequence's length.
- *
- * Get the sequence's length field.
- *
- * @param sequence Sequence field instance.
- *
- * Returns a field instance on success, NULL if a length was never set.
- */
-extern struct bt_ctf_field *bt_ctf_field_sequence_get_length(
- struct bt_ctf_field *sequence);
-
-/*
- * bt_ctf_field_sequence_set_length: set a sequence's length.
- *
- * Set the sequence's length field.
- *
- * @param sequence Sequence field instance.
- * @param length_field Unsigned integer field instance indicating the
- * sequence's length.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_sequence_set_length(struct bt_ctf_field *sequence,
- struct bt_ctf_field *length_field);
-
-/*
- * bt_ctf_field_sequence_get_field: get a sequence's field at position "index".
- *
- * Return the sequence's field at position "index". The sequence's length must
- * have been set prior to calling this function using
- * bt_ctf_field_sequence_set_length().
- * bt_ctf_field_put() must be called on the returned value.
- *
- * @param array Sequence field instance.
- * @param index Position of the sequence's desired element.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_sequence_get_field(
- struct bt_ctf_field *sequence, uint64_t index);
-
-/*
- * bt_ctf_field_variant_get_field: get a variant's selected field.
- *
- * Return the variant's selected field. The "tag" field is the selector enum
- * field. bt_ctf_field_put() must be called on the returned value.
- *
- * @param variant Variant field instance.
- * @param tag Selector enumeration field.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_variant_get_field(
- struct bt_ctf_field *variant, struct bt_ctf_field *tag);
-
-/*
- * bt_ctf_field_variant_get_current_field: get the current selected field of a
- * variant.
- *
- * Return the variant's current selected field. This function, unlike
- * bt_ctf_field_variant_get_field(), does not create any field; it
- * returns NULL if there's no current selected field yet.
- *
- * @param variant Variant field instance.
- *
- * Returns a field instance on success, NULL on error or when there's no
- * current selected field.
- */
-extern struct bt_ctf_field *bt_ctf_field_variant_get_current_field(
- struct bt_ctf_field *variant);
-
-/*
- * bt_ctf_field_enumeration_get_container: get an enumeration field's container.
- *
- * Return the enumeration's underlying container field (an integer).
- * bt_ctf_field_put() must be called on the returned value.
- *
- * @param enumeration Enumeration field instance.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_enumeration_get_container(
- struct bt_ctf_field *enumeration);
-
-/*
- * bt_ctf_field_enumeration_get_mapping_name: get an enumeration field's mapping
- * name.
- *
- * Return the enumeration's underlying container field (an integer).
- * bt_ctf_field_put() must be called on the returned value.
- *
- * @param enumeration Enumeration field instance.
- *
- * Returns a field instance on success, NULL on error.
- */
-extern const char *bt_ctf_field_enumeration_get_mapping_name(
- struct bt_ctf_field *enumeration);
-
-/*
- * bt_ctf_field_signed_integer_get_value: get a signed integer field's value
- *
- * Get a signed integer field's value.
- *
- * @param integer Signed integer field instance.
- * @param value Pointer to a signed integer where the value will be stored.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_signed_integer_get_value(struct bt_ctf_field *integer,
- int64_t *value);
-
-/*
- * bt_ctf_field_signed_integer_set_value: set a signed integer field's value
- *
- * Set a signed integer field's value. The value is checked to make sure it
- * can be stored in the underlying field.
- *
- * @param integer Signed integer field instance.
- * @param value Signed integer field value.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_signed_integer_set_value(struct bt_ctf_field *integer,
- int64_t value);
-
-/*
- * bt_ctf_field_unsigned_integer_get_value: get unsigned integer field's value
- *
- * Get an unsigned integer field's value.
- *
- * @param integer Unsigned integer field instance.
- * @param value Pointer to an unsigned integer where the value will be stored.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_unsigned_integer_get_value(struct bt_ctf_field *integer,
- uint64_t *value);
-
-/*
- * bt_ctf_field_unsigned_integer_set_value: set unsigned integer field's value
- *
- * Set an unsigned integer field's value. The value is checked to make sure it
- * can be stored in the underlying field.
- *
- * @param integer Unsigned integer field instance.
- * @param value Unsigned integer field value.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_unsigned_integer_set_value(struct bt_ctf_field *integer,
- uint64_t value);
-
-/*
- * bt_ctf_field_floating_point_get_value: get a floating point field's value
- *
- * Get a floating point field's value.
- *
- * @param floating_point Floating point field instance.
- * @param value Pointer to a double where the value will be stored.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_floating_point_get_value(
- struct bt_ctf_field *floating_point, double *value);
-
-/*
- * bt_ctf_field_floating_point_set_value: set a floating point field's value
- *
- * Set a floating point field's value. The underlying type may not support the
- * double's full precision.
- *
- * @param floating_point Floating point field instance.
- * @param value Floating point field value.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_floating_point_set_value(
- struct bt_ctf_field *floating_point,
- double value);
-
-/*
- * bt_ctf_field_string_get_value: get a string field's value
- *
- * Get a string field's value.
- *
- * @param string_field String field instance.
- *
- * Returns the string's value, NULL if unset.
- */
-extern const char *bt_ctf_field_string_get_value(
- struct bt_ctf_field *string_field);
-
-/*
- * bt_ctf_field_string_set_value: set a string field's value
- *
- * Set a string field's value.
- *
- * @param string_field String field instance.
- * @param value String field value (will be copied).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_string_set_value(struct bt_ctf_field *string_field,
- const char *value);
-
-/*
- * bt_ctf_field_string_append: append a string to a string field's
- * current value.
- *
- * Append a string to the current value of a string field. If the string
- * field was never set using bt_ctf_field_string_set_value(), it is
- * first set to an empty string, and then the concatenation happens.
- *
- * @param string_field String field instance.
- * @param value String to append to the current string field's value.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_string_append(struct bt_ctf_field *string_field,
- const char *value);
-
-/*
- * bt_ctf_field_string_append_len: append a string of a given length to
- * a string field's current value.
- *
- * Append a string of a given length to the current value of a string
- * field. If the string field was never set using
- * bt_ctf_field_string_set_value(), it is first set to an empty string,
- * and then the concatenation happens.
- *
- * If a null byte is encountered before the given length, only the
- * substring before the first null byte is appended.
- *
- * @param string_field String field instance.
- * @param value String to append to the current string field's value.
- * @param length Length of string value to append.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_string_append_len(
- struct bt_ctf_field *string_field, const char *value,
- unsigned int length);
-
-/*
- * bt_ctf_field_get_type: get a field's type
- *
- * @param field Field intance.
- *
- * Returns a field type instance on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_get_type(
- struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_get_type_id: get a field's ctf_type_id.
- *
- * This is a helper function which avoids a call to
- * bt_ctf_field_get_type(), followed by a call to
- * bt_ctf_field_type_get_type_id(), followed by a call to
- * bt_ctf_put().
- *
- * @param field Field instance.
- *
- * Returns the field's ctf_type_id, CTF_TYPE_UNKNOWN on error.
- */
-extern enum bt_ctf_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_integer: returns whether or not a given field
- * is an integer type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is an integer type, 0 otherwise.
- */
-extern int bt_ctf_field_is_integer(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_floating_point: returns whether or not a given field
- * is a floating point number type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is a floating point number type, 0 otherwise.
- */
-extern int bt_ctf_field_is_floating_point(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_enumeration: returns whether or not a given field
- * is an enumeration type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is an enumeration type, 0 otherwise.
- */
-extern int bt_ctf_field_is_enumeration(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_string: returns whether or not a given field
- * is a string type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is a string type, 0 otherwise.
- */
-extern int bt_ctf_field_is_string(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_structure: returns whether or not a given field
- * is a structure type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is a structure type, 0 otherwise.
- */
-extern int bt_ctf_field_is_structure(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_array: returns whether or not a given field
- * is an array type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is an array type, 0 otherwise.
- */
-extern int bt_ctf_field_is_array(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_sequence: returns whether or not a given field
- * is a sequence type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is a sequence type, 0 otherwise.
- */
-extern int bt_ctf_field_is_sequence(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_is_variant: returns whether or not a given field
- * is a variant type.
- *
- * @param field Field instance.
- *
- * Returns 1 if the field instance is a variant type, 0 otherwise.
- */
-extern int bt_ctf_field_is_variant(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_copy: get a field's deep copy.
- *
- * Get a field's deep copy. The created field copy shares the source's
- * associated field types.
- *
- * On success, the returned copy has its reference count set to 1.
- *
- * @param field Field instance.
- *
- * Returns the field copy on success, NULL on error.
- */
-extern struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field);
-
-/*
- * bt_ctf_field_get and bt_ctf_field_put: increment and decrement the
- * field's reference count.
- *
- * You may also use bt_ctf_get() and bt_ctf_put() with field objects.
- *
- * These functions ensure that the field won't be destroyed when it
- * is in use. The same number of get and put (plus one extra put to
- * release the initial reference done at creation) have to be done to
- * destroy a field.
- *
- * When the field's reference count is decremented to 0 by a bt_ctf_field_put,
- * the field is freed.
- *
- * @param field Field instance.
- */
-extern void bt_ctf_field_get(struct bt_ctf_field *field);
-extern void bt_ctf_field_put(struct bt_ctf_field *field);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* BABELTRACE_CTF_IR_EVENT_FIELDS_H */
+++ /dev/null
-#ifndef BABELTRACE_CTF_IR_EVENT_TYPES_INTERNAL_H
-#define BABELTRACE_CTF_IR_EVENT_TYPES_INTERNAL_H
-
-/*
- * BabelTrace - CTF IR: Event types internal
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <babeltrace/ctf-writer/event-types.h>
-#include <babeltrace/ctf-writer/event-fields.h>
-#include <babeltrace/ctf-writer/writer.h>
-#include <babeltrace/ctf-ir/trace-internal.h>
-#include <babeltrace/babeltrace-internal.h>
-#include <babeltrace/object-internal.h>
-#include <babeltrace/types.h>
-#include <babeltrace/ctf/events.h>
-#include <glib.h>
-
-typedef void (*type_freeze_func)(struct bt_ctf_field_type *);
-typedef int (*type_serialize_func)(struct bt_ctf_field_type *,
- struct metadata_context *);
-
-struct bt_ctf_field_type {
- struct bt_object base;
- struct bt_declaration *declaration;
- type_freeze_func freeze;
- type_serialize_func serialize;
- /*
- * A type can't be modified once it is added to an event or after a
- * a field has been instanciated from it.
- */
- int frozen;
-
- /*
- * This flag indicates if the field type is valid. A valid
- * field type is _always_ frozen. All the nested field types of
- * a valid field type are also valid (and thus frozen).
- */
- int valid;
-};
-
-struct bt_ctf_field_type_integer {
- struct bt_ctf_field_type parent;
- struct declaration_integer declaration;
- struct bt_ctf_clock *mapped_clock;
-
- /*
- * This is what the user sets and is never modified by internal
- * code.
- *
- * This field must contain a `BT_CTF_BYTE_ORDER_*` value.
- */
- enum bt_ctf_byte_order user_byte_order;
-};
-
-struct enumeration_mapping {
- union {
- uint64_t _unsigned;
- int64_t _signed;
- } range_start;
-
- union {
- uint64_t _unsigned;
- int64_t _signed;
- } range_end;
- GQuark string;
-};
-
-struct bt_ctf_field_type_enumeration {
- struct bt_ctf_field_type parent;
- struct bt_ctf_field_type *container;
- GPtrArray *entries; /* Array of ptrs to struct enumeration_mapping */
- struct declaration_enum declaration;
-};
-
-struct bt_ctf_field_type_floating_point {
- struct bt_ctf_field_type parent;
- struct declaration_float declaration;
-
- /*
- * The `declaration` field above contains 3 pointers pointing
- * to the fields below. This avoids unnecessary dynamic
- * allocations.
- */
- struct declaration_integer sign;
- struct declaration_integer mantissa;
- struct declaration_integer exp;
-
- /*
- * This is what the user sets and is never modified by internal
- * code.
- *
- * This field must contain a `BT_CTF_BYTE_ORDER_*` value.
- */
- enum bt_ctf_byte_order user_byte_order;
-};
-
-struct structure_field {
- GQuark name;
- struct bt_ctf_field_type *type;
-};
-
-struct bt_ctf_field_type_structure {
- struct bt_ctf_field_type parent;
- GHashTable *field_name_to_index;
- GPtrArray *fields; /* Array of pointers to struct structure_field */
- struct declaration_struct declaration;
-};
-
-struct bt_ctf_field_type_variant {
- struct bt_ctf_field_type parent;
- GString *tag_name;
- struct bt_ctf_field_type_enumeration *tag;
- struct bt_ctf_field_path *tag_field_path;
- GHashTable *field_name_to_index;
- GPtrArray *fields; /* Array of pointers to struct structure_field */
- struct declaration_variant declaration;
-};
-
-struct bt_ctf_field_type_array {
- struct bt_ctf_field_type parent;
- struct bt_ctf_field_type *element_type;
- unsigned int length; /* Number of elements */
- struct declaration_array declaration;
-};
-
-struct bt_ctf_field_type_sequence {
- struct bt_ctf_field_type parent;
- struct bt_ctf_field_type *element_type;
- GString *length_field_name;
- struct bt_ctf_field_path *length_field_path;
- struct declaration_sequence declaration;
-};
-
-struct bt_ctf_field_type_string {
- struct bt_ctf_field_type parent;
- struct declaration_string declaration;
-};
-
-BT_HIDDEN
-void bt_ctf_field_type_freeze(struct bt_ctf_field_type *type);
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_signed(
- struct bt_ctf_field_type_variant *variant, int64_t tag_value);
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_unsigned(
- struct bt_ctf_field_type_variant *variant, uint64_t tag_value);
-
-BT_HIDDEN
-int bt_ctf_field_type_serialize(struct bt_ctf_field_type *type,
- struct metadata_context *context);
-
-BT_HIDDEN
-int bt_ctf_field_type_validate(struct bt_ctf_field_type *type);
-
-BT_HIDDEN
-const char *bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
- struct bt_ctf_field_type_enumeration *enumeration_type,
- uint64_t value);
-
-BT_HIDDEN
-const char *bt_ctf_field_type_enumeration_get_mapping_name_signed(
- struct bt_ctf_field_type_enumeration *enumeration_type,
- int64_t value);
-
-/* Override field type's byte order only if it is set to "native" */
-BT_HIDDEN
-void bt_ctf_field_type_set_native_byte_order(
- struct bt_ctf_field_type *type, int byte_order);
-
-/* Deep copy a field type */
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_copy(
- struct bt_ctf_field_type *type);
-
-BT_HIDDEN
-int bt_ctf_field_type_structure_get_field_name_index(
- struct bt_ctf_field_type *structure, const char *name);
-
-/* Replace an existing field's type in a structure */
-BT_HIDDEN
-int bt_ctf_field_type_structure_set_field_index(
- struct bt_ctf_field_type *structure,
- struct bt_ctf_field_type *field, int index);
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_get_field_name_index(
- struct bt_ctf_field_type *variant, const char *name);
-
-BT_HIDDEN
-int bt_ctf_field_type_sequence_set_length_field_path(
- struct bt_ctf_field_type *type,
- struct bt_ctf_field_path *path);
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_set_tag_field_path(struct bt_ctf_field_type *type,
- struct bt_ctf_field_path *path);
-
-BT_HIDDEN
-int bt_ctf_field_type_variant_set_tag_field_type(struct bt_ctf_field_type *type,
- struct bt_ctf_field_type *tag_type);
-
-/* Replace an existing field's type in a variant */
-BT_HIDDEN
-int bt_ctf_field_type_variant_set_field_index(
- struct bt_ctf_field_type *variant,
- struct bt_ctf_field_type *field, int index);
-
-BT_HIDDEN
-int bt_ctf_field_type_array_set_element_type(struct bt_ctf_field_type *array,
- struct bt_ctf_field_type *element_type);
-
-BT_HIDDEN
-int bt_ctf_field_type_sequence_set_element_type(struct bt_ctf_field_type *array,
- struct bt_ctf_field_type *element_type);
-
-BT_HIDDEN
-int bt_ctf_field_type_get_field_count(struct bt_ctf_field_type *type);
-
-BT_HIDDEN
-struct bt_ctf_field_type *bt_ctf_field_type_get_field_at_index(
- struct bt_ctf_field_type *type, int index);
-
-BT_HIDDEN
-int bt_ctf_field_type_get_field_index(struct bt_ctf_field_type *type,
- const char *name);
-
-#endif /* BABELTRACE_CTF_IR_EVENT_TYPES_INTERNAL_H */
+++ /dev/null
-#ifndef BABELTRACE_CTF_IR_EVENT_TYPES_H
-#define BABELTRACE_CTF_IR_EVENT_TYPES_H
-
-/*
- * BabelTrace - CTF IR: Event Types
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * The Common Trace Format (CTF) Specification is available at
- * http://www.efficios.com/ctf
- */
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct bt_ctf_event_class;
-struct bt_ctf_event;
-struct bt_ctf_field_type;
-struct bt_ctf_field;
-struct bt_ctf_field_path;
-
-/*
- * Babeltrace 1.x enumerations that were also used in CTF writer's API.
- * They are left here for backward compatibility reasons, but
- * enum bt_ctf_type_id and enum bt_ctf_string_encoding should be used
- * in new code. Both new enumerations are compatible with their legacy
- * counterpart.
- */
-enum ctf_type_id {
- CTF_TYPE_UNKNOWN = 0,
- CTF_TYPE_INTEGER,
- CTF_TYPE_FLOAT,
- CTF_TYPE_ENUM,
- CTF_TYPE_STRING,
- CTF_TYPE_STRUCT,
- CTF_TYPE_UNTAGGED_VARIANT,
- CTF_TYPE_VARIANT,
- CTF_TYPE_ARRAY,
- CTF_TYPE_SEQUENCE,
- NR_CTF_TYPES,
-};
-
-/*
- * Old enum.
- */
-enum ctf_string_encoding {
- CTF_STRING_NONE = 0,
- CTF_STRING_UTF8,
- CTF_STRING_ASCII,
- CTF_STRING_UNKNOWN,
-};
-
-enum bt_ctf_type_id {
- BT_CTF_TYPE_ID_UNKNOWN = CTF_TYPE_UNKNOWN,
- BT_CTF_TYPE_ID_INTEGER = CTF_TYPE_INTEGER,
- BT_CTF_TYPE_ID_FLOAT = CTF_TYPE_FLOAT,
- BT_CTF_TYPE_ID_ENUM = CTF_TYPE_ENUM,
- BT_CTF_TYPE_ID_STRING = CTF_TYPE_STRING,
- BT_CTF_TYPE_ID_STRUCT = CTF_TYPE_STRUCT,
- BT_CTF_TYPE_ID_UNTAGGED_VARIANT = CTF_TYPE_UNTAGGED_VARIANT,
- BT_CTF_TYPE_ID_VARIANT = CTF_TYPE_VARIANT,
- BT_CTF_TYPE_ID_ARRAY = CTF_TYPE_ARRAY,
- BT_CTF_TYPE_ID_SEQUENCE = CTF_TYPE_SEQUENCE,
- BT_CTF_NR_TYPE_IDS,
-};
-
-enum bt_ctf_integer_base {
- BT_CTF_INTEGER_BASE_UNKNOWN = -1,
- BT_CTF_INTEGER_BASE_BINARY = 2,
- BT_CTF_INTEGER_BASE_OCTAL = 8,
- BT_CTF_INTEGER_BASE_DECIMAL = 10,
- BT_CTF_INTEGER_BASE_HEXADECIMAL = 16,
-};
-
-enum bt_ctf_byte_order {
- BT_CTF_BYTE_ORDER_UNKNOWN = -1,
- /*
- * Note that native, in the context of the CTF specification, is defined
- * as "the byte order described in the trace" and does not mean that the
- * host's endianness will be used.
- */
- BT_CTF_BYTE_ORDER_NATIVE = 0,
- BT_CTF_BYTE_ORDER_LITTLE_ENDIAN,
- BT_CTF_BYTE_ORDER_BIG_ENDIAN,
- BT_CTF_BYTE_ORDER_NETWORK,
-};
-
-enum bt_ctf_string_encoding {
- BT_CTF_STRING_ENCODING_NONE = CTF_STRING_NONE,
- BT_CTF_STRING_ENCODING_UTF8 = CTF_STRING_UTF8,
- BT_CTF_STRING_ENCODING_ASCII = CTF_STRING_ASCII,
- BT_CTF_STRING_ENCODING_UNKNOWN = CTF_STRING_UNKNOWN,
-};
-
-enum bt_ctf_scope {
- BT_CTF_SCOPE_UNKNOWN = -1,
- BT_CTF_SCOPE_ENV = 0,
- BT_CTF_SCOPE_TRACE_PACKET_HEADER = 1,
- BT_CTF_SCOPE_STREAM_PACKET_CONTEXT = 2,
- BT_CTF_SCOPE_STREAM_EVENT_HEADER = 3,
- BT_CTF_SCOPE_STREAM_EVENT_CONTEXT = 4,
- BT_CTF_SCOPE_EVENT_CONTEXT = 5,
- BT_CTF_SCOPE_EVENT_FIELDS = 6,
-};
-
-/*
- * bt_ctf_field_type_integer_create: create an integer field type.
- *
- * Allocate a new integer field type of the given size. The creation of a field
- * type sets its reference count to 1.
- *
- * @param size Integer field type size/length in bits.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_integer_create(
- unsigned int size);
-
-/*
- * bt_ctf_field_type_integer_get_size: get an integer type's size.
- *
- * Get an integer type's size.
- *
- * @param integer Integer type.
- *
- * Returns the integer type's size, a negative value on error.
- */
-extern int bt_ctf_field_type_integer_get_size(
- struct bt_ctf_field_type *integer);
-
-/*
- * bt_ctf_field_type_integer_get_signed: get an integer type's signedness.
- *
- * Get an integer type's signedness attribute.
- *
- * @param integer Integer type.
- *
- * Returns the integer's signedness, a negative value on error.
- */
-extern int bt_ctf_field_type_integer_get_signed(
- struct bt_ctf_field_type *integer);
-
-/*
- * bt_ctf_field_type_integer_set_signed: set an integer type's signedness.
- *
- * Set an integer type's signedness attribute.
- *
- * @param integer Integer type.
- * @param is_signed Integer's signedness, defaults to FALSE.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_integer_set_signed(
- struct bt_ctf_field_type *integer, int is_signed);
-
-/*
- * bt_ctf_field_type_integer_get_base: get an integer type's base.
- *
- * Get an integer type's base used to pretty-print the resulting trace.
- *
- * @param integer Integer type.
- *
- * Returns the integer type's base on success, BT_CTF_INTEGER_BASE_UNKNOWN on
- * error.
- */
-extern enum bt_ctf_integer_base bt_ctf_field_type_integer_get_base(
- struct bt_ctf_field_type *integer);
-
-/*
- * bt_ctf_field_type_integer_set_base: set an integer type's base.
- *
- * Set an integer type's base used to pretty-print the resulting trace.
- *
- * @param integer Integer type.
- * @param base Integer base, defaults to BT_CTF_INTEGER_BASE_DECIMAL.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_integer_set_base(struct bt_ctf_field_type *integer,
- enum bt_ctf_integer_base base);
-
-/*
- * bt_ctf_field_type_integer_get_encoding: get an integer type's encoding.
- *
- * @param integer Integer type.
- *
- * Returns the string field's encoding on success,
- * BT_CTF_STRING_ENCODING_UNKNOWN on error.
- */
-extern enum bt_ctf_string_encoding bt_ctf_field_type_integer_get_encoding(
- struct bt_ctf_field_type *integer);
-
-/*
- * bt_ctf_field_type_integer_set_encoding: set an integer type's encoding.
- *
- * An integer encoding may be set to signal that the integer must be printed as
- * a text character.
- *
- * @param integer Integer type.
- * @param encoding Integer output encoding, defaults to
- * BT_CTF_STRING_ENCODING_NONE
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_integer_set_encoding(
- struct bt_ctf_field_type *integer,
- enum bt_ctf_string_encoding encoding);
-
-/**
- * bt_ctf_field_type_integer_get_mapped_clock: get an integer type's mapped clock.
- *
- * @param integer Integer type.
- *
- * Returns the integer's mapped clock (if any), NULL on error.
- */
-extern struct bt_ctf_clock *bt_ctf_field_type_integer_get_mapped_clock(
- struct bt_ctf_field_type *integer);
-
-/**
- * bt_ctf_field_type_integer_set_mapped_clock: set an integer type's mapped clock.
- *
- * @param integer Integer type.
- * @param clock Clock to map.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_integer_set_mapped_clock(
- struct bt_ctf_field_type *integer,
- struct bt_ctf_clock *clock);
-
-/*
- * bt_ctf_field_type_enumeration_create: create an enumeration field type.
- *
- * Allocate a new enumeration field type with the given underlying type. The
- * creation of a field type sets its reference count to 1.
- * The resulting enumeration will share the integer_container_type's ownership
- * by increasing its reference count.
- *
- * @param integer_container_type Underlying integer type of the enumeration
- * type.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_enumeration_create(
- struct bt_ctf_field_type *integer_container_type);
-
-/*
- * bt_ctf_field_type_enumeration_get_container_type: get underlying container.
- *
- * Get the enumeration type's underlying integer container type.
- *
- * @param enumeration Enumeration type.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern
-struct bt_ctf_field_type *bt_ctf_field_type_enumeration_get_container_type(
- struct bt_ctf_field_type *enumeration);
-
-/*
- * bt_ctf_field_type_enumeration_add_mapping: add an enumeration mapping.
- *
- * Add a mapping to the enumeration. The range's values are inclusive.
- *
- * @param enumeration Enumeration type.
- * @param name Enumeration mapping name (will be copied).
- * @param range_start Enumeration mapping range start.
- * @param range_end Enumeration mapping range end.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_add_mapping(
- struct bt_ctf_field_type *enumeration, const char *name,
- int64_t range_start, int64_t range_end);
-
-/*
- * bt_ctf_field_type_enumeration_add_mapping_unsigned: add an enumeration
- * mapping.
- *
- * Add a mapping to the enumeration. The range's values are inclusive.
- *
- * @param enumeration Enumeration type.
- * @param name Enumeration mapping name (will be copied).
- * @param range_start Enumeration mapping range start.
- * @param range_end Enumeration mapping range end.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_add_mapping_unsigned(
- struct bt_ctf_field_type *enumeration, const char *name,
- uint64_t range_start, uint64_t range_end);
-
-/*
- * bt_ctf_field_type_enumeration_get_mapping_count: Get the number of mappings
- * defined in the enumeration.
- *
- * @param enumeration Enumeration type.
- *
- * Returns the mapping count on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_get_mapping_count(
- struct bt_ctf_field_type *enumeration);
-
-/*
- * bt_ctf_field_type_enumeration_get_mapping: get an enumeration mapping.
- *
- * @param enumeration Enumeration type.
- * @param index Index of mapping.
- * @param name Pointer where the mapping's name will be returned (valid for
- * the lifetime of the enumeration).
- * @param range_start Pointer where the enumeration mapping's range start will
- * be returned.
- * @param range_end Pointer where the enumeration mapping's range end will
- * be returned.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_get_mapping(
- struct bt_ctf_field_type *enumeration, int index,
- const char **name, int64_t *range_start, int64_t *range_end);
-
-/*
- * bt_ctf_field_type_enumeration_get_mapping_unsigned: get a mapping.
- *
- * @param enumeration Enumeration type.
- * @param index Index of mapping.
- * @param name Pointer where the mapping's name will be returned (valid for
- * the lifetime of the enumeration).
- * @param range_start Pointer where the enumeration mapping's range start will
- * be returned.
- * @param range_end Pointer where the enumeration mapping's range end will
- * be returned.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_get_mapping_unsigned(
- struct bt_ctf_field_type *enumeration, int index,
- const char **name, uint64_t *range_start,
- uint64_t *range_end);
-
-/*
- * bt_ctf_field_type_enumeration_get_mapping_index_by_name: get an enumerations'
- * mapping index by name.
- *
- * @param enumeration Enumeration type.
- * @param name Mapping name.
- *
- * Returns mapping index on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_get_mapping_index_by_name(
- struct bt_ctf_field_type *enumeration, const char *name);
-
-/*
- * bt_ctf_field_type_enumeration_get_mapping_index_by_value: get an
- * enumerations' mapping index by value.
- *
- * @param enumeration Enumeration type.
- * @param value Value.
- *
- * Returns mapping index on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_get_mapping_index_by_value(
- struct bt_ctf_field_type *enumeration, int64_t value);
-
-/*
- * bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value: get an
- * enumerations' mapping index by value.
- *
- * @param enumeration Enumeration type.
- * @param value Value.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(
- struct bt_ctf_field_type *enumeration, uint64_t value);
-
-/*
- * bt_ctf_field_type_floating_point_create: create a floating point field type.
- *
- * Allocate a new floating point field type. The creation of a field type sets
- * its reference count to 1.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_floating_point_create(void);
-
-/*
- * bt_ctf_field_type_floating_point_get_exponent_digits: get exponent digit
- * count.
- *
- * @param floating_point Floating point type.
- *
- * Returns the exponent digit count on success, a negative value on error.
- */
-extern int bt_ctf_field_type_floating_point_get_exponent_digits(
- struct bt_ctf_field_type *floating_point);
-
-/*
- * bt_ctf_field_type_floating_point_set_exponent_digits: set exponent digit
- * count.
- *
- * Set the number of exponent digits to use to store the floating point field.
- * The only values currently supported are FLT_EXP_DIG and DBL_EXP_DIG.
- *
- * @param floating_point Floating point type.
- * @param exponent_digits Number of digits to allocate to the exponent (defaults
- * to FLT_EXP_DIG).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_floating_point_set_exponent_digits(
- struct bt_ctf_field_type *floating_point,
- unsigned int exponent_digits);
-
-/*
- * bt_ctf_field_type_floating_point_get_mantissa_digits: get mantissa digit
- * count.
- *
- * @param floating_point Floating point type.
- *
- * Returns the mantissa digit count on success, a negative value on error.
- */
-extern int bt_ctf_field_type_floating_point_get_mantissa_digits(
- struct bt_ctf_field_type *floating_point);
-
-/*
- * bt_ctf_field_type_floating_point_set_mantissa_digits: set mantissa digit
- * count.
- *
- * Set the number of mantissa digits to use to store the floating point field.
- * The only values currently supported are FLT_MANT_DIG and DBL_MANT_DIG.
- *
- * @param floating_point Floating point type.
- * @param mantissa_digits Number of digits to allocate to the mantissa (defaults
- * to FLT_MANT_DIG).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_floating_point_set_mantissa_digits(
- struct bt_ctf_field_type *floating_point,
- unsigned int mantissa_digits);
-
-/*
- * bt_ctf_field_type_structure_create: create a structure field type.
- *
- * Allocate a new structure field type. The creation of a field type sets
- * its reference count to 1.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_structure_create(void);
-
-/*
- * bt_ctf_field_type_structure_add_field: add a field to a structure.
- *
- * Add a field of type "field_type" to the structure. The structure will share
- * field_type's ownership by increasing its reference count.
- *
- * @param structure Structure type.
- * @param field_type Type of the field to add to the structure type.
- * @param field_name Name of the structure's new field (will be copied).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_structure_add_field(
- struct bt_ctf_field_type *structure,
- struct bt_ctf_field_type *field_type,
- const char *field_name);
-
-/*
- * bt_ctf_field_type_structure_get_field_count: Get the number of fields defined
- * in the structure.
- *
- * @param structure Structure type.
- *
- * Returns the field count on success, a negative value on error.
- */
-extern int bt_ctf_field_type_structure_get_field_count(
- struct bt_ctf_field_type *structure);
-
-/*
- * bt_ctf_field_type_structure_get_field: get a structure's field type and name.
- *
- * @param structure Structure type.
- * @param field_type Pointer to a const char* where the field's name will
- * be returned.
- * @param field_type Pointer to a bt_ctf_field_type* where the field's type will
- * be returned.
- * @param index Index of field.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_structure_get_field(
- struct bt_ctf_field_type *structure,
- const char **field_name, struct bt_ctf_field_type **field_type,
- int index);
-
-/*
- * bt_ctf_field_type_structure_get_field_type_by_name: get a structure field's
- * type by name.
- *
- * @param structure Structure type.
- * @param field_name Name of the structure's field.
- *
- * Returns a field type instance on success, NULL on error.
- */
-extern
-struct bt_ctf_field_type *bt_ctf_field_type_structure_get_field_type_by_name(
- struct bt_ctf_field_type *structure, const char *field_name);
-
-/*
- * bt_ctf_field_type_variant_create: create a variant field type.
- *
- * Allocate a new variant field type. The creation of a field type sets
- * its reference count to 1. tag_name must be the name of an enumeration
- * field declared in the same scope as this variant.
- *
- * @param enum_tag Type of the variant's tag/selector (must be an enumeration).
- * @param tag_name Name of the variant's tag/selector field (will be copied).
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_variant_create(
- struct bt_ctf_field_type *enum_tag, const char *tag_name);
-
-/*
- * bt_ctf_field_type_variant_get_tag_type: get a variant's tag type.
- *
- * @param variant Variant type.
- *
- * Returns a field type instance on success, NULL if unset.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_variant_get_tag_type(
- struct bt_ctf_field_type *variant);
-
-/*
- * bt_ctf_field_type_variant_get_tag_name: get a variant's tag name.
- *
- * @param variant Variant type.
- *
- * Returns the tag field's name, NULL if unset.
- */
-extern const char *bt_ctf_field_type_variant_get_tag_name(
- struct bt_ctf_field_type *variant);
-
-/*
- * bt_ctf_field_type_variant_set_tag_name: set a variant's tag name.
- *
- * @param variant Variant type.
- * @param name Tag field name.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_variant_set_tag_name(
- struct bt_ctf_field_type *variant, const char *name);
-
-/*
- * bt_ctf_field_type_variant_add_field: add a field to a variant.
- *
- * Add a field of type "field_type" to the variant. The variant will share
- * field_type's ownership by increasing its reference count. The "field_name"
- * will be copied. field_name must match a mapping in the tag/selector
- * enumeration.
- *
- * @param variant Variant type.
- * @param field_type Type of the variant type's new field.
- * @param field_name Name of the variant type's new field (will be copied).
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_variant_add_field(
- struct bt_ctf_field_type *variant,
- struct bt_ctf_field_type *field_type,
- const char *field_name);
-
-/*
- * bt_ctf_field_type_variant_get_field_type_by_name: get variant field's type.
- *
- * @param structure Variant type.
- * @param field_name Name of the variant's field.
- *
- * Returns a field type instance on success, NULL on error.
- */
-extern
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_by_name(
- struct bt_ctf_field_type *variant, const char *field_name);
-
-/*
- * bt_ctf_field_type_variant_get_field_type_from_tag: get variant field's type.
- *
- * @param variant Variant type.
- * @param tag Type tag (enum).
- *
- * Returns a field type instance on success, NULL on error.
- */
-extern
-struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_from_tag(
- struct bt_ctf_field_type *variant, struct bt_ctf_field *tag);
-
-/*
- * bt_ctf_field_type_variant_get_field_count: Get the number of fields defined
- * in the variant.
- *
- * @param variant Variant type.
- *
- * Returns the field count on success, a negative value on error.
- */
-extern int bt_ctf_field_type_variant_get_field_count(
- struct bt_ctf_field_type *variant);
-
-/*
- * bt_ctf_field_type_variant_get_field: get a variant's field name and type.
- *
- * @param variant Variant type.
- * @param field_type Pointer to a const char* where the field's name will
- * be returned.
- * @param field_type Pointer to a bt_ctf_field_type* where the field's type will
- * be returned.
- * @param index Index of field.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_variant_get_field(
- struct bt_ctf_field_type *variant, const char **field_name,
- struct bt_ctf_field_type **field_type, int index);
-
-/*
- * bt_ctf_field_type_array_create: create an array field type.
- *
- * Allocate a new array field type. The creation of a field type sets
- * its reference count to 1.
- *
- * @param element_type Array's element type.
- * @oaram length Array type's length.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_array_create(
- struct bt_ctf_field_type *element_type, unsigned int length);
-
-/*
- * bt_ctf_field_type_array_get_element_type: get an array's element type.
- *
- * @param array Array type.
- *
- * Returns a field type instance on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_array_get_element_type(
- struct bt_ctf_field_type *array);
-
-/*
- * bt_ctf_field_type_array_get_length: get an array's length.
- *
- * @param array Array type.
- *
- * Returns the array's length on success, a negative value on error.
- */
-extern int64_t bt_ctf_field_type_array_get_length(
- struct bt_ctf_field_type *array);
-
-/*
- * bt_ctf_field_type_sequence_create: create a sequence field type.
- *
- * Allocate a new sequence field type. The creation of a field type sets
- * its reference count to 1. "length_field_name" must match an integer field
- * declared in the same scope.
- *
- * @param element_type Sequence's element type.
- * @param length_field_name Name of the sequence's length field (will be
- * copied).
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_sequence_create(
- struct bt_ctf_field_type *element_type,
- const char *length_field_name);
-
-/*
- * bt_ctf_field_type_sequence_get_element_type: get a sequence's element type.
- *
- * @param sequence Sequence type.
- *
- * Returns a field type instance on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_sequence_get_element_type(
- struct bt_ctf_field_type *sequence);
-
-/*
- * bt_ctf_field_type_sequence_get_length_field_name: get length field name.
- *
- * @param sequence Sequence type.
- *
- * Returns the sequence's length field on success, NULL on error.
- */
-extern const char *bt_ctf_field_type_sequence_get_length_field_name(
- struct bt_ctf_field_type *sequence);
-
-/*
- * bt_ctf_field_type_string_create: create a string field type.
- *
- * Allocate a new string field type. The creation of a field type sets
- * its reference count to 1.
- *
- * Returns an allocated field type on success, NULL on error.
- */
-extern struct bt_ctf_field_type *bt_ctf_field_type_string_create(void);
-
-/*
- * bt_ctf_field_type_string_get_encoding: get a string type's encoding.
- *
- * Get the string type's encoding.
- *
- * @param string_type String type.
- *
- * Returns the string's encoding on success, a BT_CTF_STRING_ENCODING_UNKNOWN
- * on error.
- */
-extern enum bt_ctf_string_encoding bt_ctf_field_type_string_get_encoding(
- struct bt_ctf_field_type *string_type);
-
-/*
- * bt_ctf_field_type_string_set_encoding: set a string type's encoding.
- *
- * Set the string type's encoding.
- *
- * @param string_type String type.
- * @param encoding String field encoding, default BT_CTF_STRING_ENCODING_ASCII.
- * Valid values are BT_CTF_STRING_ENCODING_ASCII and
- * BT_CTF_STRING_ENCODING_UTF8.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_string_set_encoding(
- struct bt_ctf_field_type *string_type,
- enum bt_ctf_string_encoding encoding);
-
-/*
- * bt_ctf_field_type_get_alignment: get a field type's alignment.
- *
- * Get the field type's alignment.
- *
- * @param type Field type.
- *
- * Returns the field type's alignment on success, a negative value on error and
- * 0 if the alignment is undefined (as in the case of a variant).
- */
-extern int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_set_alignment: set a field type's alignment.
- *
- * Set the field type's alignment.
- *
- * @param type Field type.
- * @param alignment Type's alignment. Defaults to 1 (bit-aligned). However,
- * some types, such as structures and string, may impose other alignment
- * constraints.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_set_alignment(struct bt_ctf_field_type *type,
- unsigned int alignment);
-
-/*
- * bt_ctf_field_type_get_byte_order: get a field type's byte order.
- *
- * @param type Field type.
- *
- * Returns the field type's byte order on success, a negative value on error.
- */
-extern enum bt_ctf_byte_order bt_ctf_field_type_get_byte_order(
- struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_set_byte_order: set a field type's byte order.
- *
- * Set the field type's byte order.
- *
- * @param type Field type.
- * @param byte_order Field type's byte order. Defaults to
- * BT_CTF_BYTE_ORDER_NATIVE; the trace's endianness.
- *
- * Returns 0 on success, a negative value on error.
- */
-extern int bt_ctf_field_type_set_byte_order(struct bt_ctf_field_type *type,
- enum bt_ctf_byte_order byte_order);
-
-/*
- * bt_ctf_field_type_variant_get_tag_field_path: get a variant's tag's field
- * path.
- *
- * Get the variant's tag's field path.
- *
- * @param type Field type.
- *
- * Returns the field path on success, NULL on error or if no field path is set.
- */
-extern struct bt_ctf_field_path *bt_ctf_field_type_variant_get_tag_field_path(
- struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_sequence_get_length_field_path: get a sequence's length's
- * field path.
- *
- * Get the sequence's length's field path.
- *
- * @param type Field type.
- *
- * Returns the field path on success, NULL on error or if no field path is set.
- */
-extern struct bt_ctf_field_path *bt_ctf_field_type_sequence_get_length_field_path(
- struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_compare: compare two field types recursively
- *
- * Compare two field types recursively.
- *
- * The registered tag field type of a variant field type is ignored:
- * only the tag strings are compared.
- *
- * @param type_a Field type A.
- * @param type_b Field type B.
- *
- * Returns 0 if both field types are semantically equivalent, a positive
- * value if they are not equivalent, or a negative value on error.
- */
-extern int bt_ctf_field_type_compare(struct bt_ctf_field_type *type_a,
- struct bt_ctf_field_type *type_b);
-
-/*
- * bt_ctf_field_type_get_type_id: get a field type's bt_ctf_type_id.
- *
- * @param type Field type.
- *
- * Returns the field type's bt_ctf_type_id, CTF_TYPE_UNKNOWN on error.
- */
-extern enum bt_ctf_type_id bt_ctf_field_type_get_type_id(
- struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_integer: returns whether or not a given field
- * type is an integer type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is an integer type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_integer(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_floating_point: returns whether or not a given field
- * type is a floating point number type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is a floating point number type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_floating_point(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_enumeration: returns whether or not a given field
- * type is an enumeration type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is an enumeration type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_enumeration(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_string: returns whether or not a given field
- * type is a string type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is a string type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_string(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_structure: returns whether or not a given field
- * type is a structure type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is a structure type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_structure(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_array: returns whether or not a given field
- * type is an array type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is an array type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_array(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_sequence: returns whether or not a given field
- * type is a sequence type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is a sequence type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_sequence(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_is_variant: returns whether or not a given field
- * type is a variant type.
- *
- * @param type Field type.
- *
- * Returns 1 if the field type is a variant type, 0 otherwise.
- */
-extern int bt_ctf_field_type_is_variant(struct bt_ctf_field_type *type);
-
-/*
- * bt_ctf_field_type_get and bt_ctf_field_type_put: increment and decrement
- * the field type's reference count.
- *
- * You may also use bt_ctf_get() and bt_ctf_put() with field type objects.
- *
- * These functions ensure that the field type won't be destroyed while it
- * is in use. The same number of get and put (plus one extra put to
- * release the initial reference done at creation) have to be done to
- * destroy a field type.
- *
- * When the field type's reference count is decremented to 0 by a
- * bt_ctf_field_type_put, the field type is freed.
- *
- * @param type Field type.
- */
-extern void bt_ctf_field_type_get(struct bt_ctf_field_type *type);
-extern void bt_ctf_field_type_put(struct bt_ctf_field_type *type);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* BABELTRACE_CTF_IR_EVENT_TYPES_H */
* http://www.efficios.com/ctf
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#ifdef __cplusplus
extern "C" {
--- /dev/null
+#ifndef BABELTRACE_CTF_IR_FIELD_TYPES_INTERNAL_H
+#define BABELTRACE_CTF_IR_FIELD_TYPES_INTERNAL_H
+
+/*
+ * BabelTrace - CTF IR: Event field types internal
+ *
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <babeltrace/ctf-writer/event-types.h>
+#include <babeltrace/ctf-writer/event-fields.h>
+#include <babeltrace/ctf-writer/writer.h>
+#include <babeltrace/ctf-ir/trace-internal.h>
+#include <babeltrace/babeltrace-internal.h>
+#include <babeltrace/object-internal.h>
+#include <babeltrace/types.h>
+#include <babeltrace/ctf/events.h>
+#include <glib.h>
+
+typedef void (*type_freeze_func)(struct bt_ctf_field_type *);
+typedef int (*type_serialize_func)(struct bt_ctf_field_type *,
+ struct metadata_context *);
+
+struct bt_ctf_field_type {
+ struct bt_object base;
+ struct bt_declaration *declaration;
+ type_freeze_func freeze;
+ type_serialize_func serialize;
+ /*
+ * A type can't be modified once it is added to an event or after a
+ * a field has been instanciated from it.
+ */
+ int frozen;
+
+ /*
+ * This flag indicates if the field type is valid. A valid
+ * field type is _always_ frozen. All the nested field types of
+ * a valid field type are also valid (and thus frozen).
+ */
+ int valid;
+};
+
+struct bt_ctf_field_type_integer {
+ struct bt_ctf_field_type parent;
+ struct declaration_integer declaration;
+ struct bt_ctf_clock *mapped_clock;
+
+ /*
+ * This is what the user sets and is never modified by internal
+ * code.
+ *
+ * This field must contain a `BT_CTF_BYTE_ORDER_*` value.
+ */
+ enum bt_ctf_byte_order user_byte_order;
+};
+
+struct enumeration_mapping {
+ union {
+ uint64_t _unsigned;
+ int64_t _signed;
+ } range_start;
+
+ union {
+ uint64_t _unsigned;
+ int64_t _signed;
+ } range_end;
+ GQuark string;
+};
+
+struct bt_ctf_field_type_enumeration {
+ struct bt_ctf_field_type parent;
+ struct bt_ctf_field_type *container;
+ GPtrArray *entries; /* Array of ptrs to struct enumeration_mapping */
+ struct declaration_enum declaration;
+};
+
+struct bt_ctf_field_type_floating_point {
+ struct bt_ctf_field_type parent;
+ struct declaration_float declaration;
+
+ /*
+ * The `declaration` field above contains 3 pointers pointing
+ * to the fields below. This avoids unnecessary dynamic
+ * allocations.
+ */
+ struct declaration_integer sign;
+ struct declaration_integer mantissa;
+ struct declaration_integer exp;
+
+ /*
+ * This is what the user sets and is never modified by internal
+ * code.
+ *
+ * This field must contain a `BT_CTF_BYTE_ORDER_*` value.
+ */
+ enum bt_ctf_byte_order user_byte_order;
+};
+
+struct structure_field {
+ GQuark name;
+ struct bt_ctf_field_type *type;
+};
+
+struct bt_ctf_field_type_structure {
+ struct bt_ctf_field_type parent;
+ GHashTable *field_name_to_index;
+ GPtrArray *fields; /* Array of pointers to struct structure_field */
+ struct declaration_struct declaration;
+};
+
+struct bt_ctf_field_type_variant {
+ struct bt_ctf_field_type parent;
+ GString *tag_name;
+ struct bt_ctf_field_type_enumeration *tag;
+ struct bt_ctf_field_path *tag_field_path;
+ GHashTable *field_name_to_index;
+ GPtrArray *fields; /* Array of pointers to struct structure_field */
+ struct declaration_variant declaration;
+};
+
+struct bt_ctf_field_type_array {
+ struct bt_ctf_field_type parent;
+ struct bt_ctf_field_type *element_type;
+ unsigned int length; /* Number of elements */
+ struct declaration_array declaration;
+};
+
+struct bt_ctf_field_type_sequence {
+ struct bt_ctf_field_type parent;
+ struct bt_ctf_field_type *element_type;
+ GString *length_field_name;
+ struct bt_ctf_field_path *length_field_path;
+ struct declaration_sequence declaration;
+};
+
+struct bt_ctf_field_type_string {
+ struct bt_ctf_field_type parent;
+ struct declaration_string declaration;
+};
+
+BT_HIDDEN
+void bt_ctf_field_type_freeze(struct bt_ctf_field_type *type);
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_signed(
+ struct bt_ctf_field_type_variant *variant, int64_t tag_value);
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_unsigned(
+ struct bt_ctf_field_type_variant *variant, uint64_t tag_value);
+
+BT_HIDDEN
+int bt_ctf_field_type_serialize(struct bt_ctf_field_type *type,
+ struct metadata_context *context);
+
+BT_HIDDEN
+int bt_ctf_field_type_validate(struct bt_ctf_field_type *type);
+
+BT_HIDDEN
+const char *bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
+ struct bt_ctf_field_type_enumeration *enumeration_type,
+ uint64_t value);
+
+BT_HIDDEN
+const char *bt_ctf_field_type_enumeration_get_mapping_name_signed(
+ struct bt_ctf_field_type_enumeration *enumeration_type,
+ int64_t value);
+
+/* Override field type's byte order only if it is set to "native" */
+BT_HIDDEN
+void bt_ctf_field_type_set_native_byte_order(
+ struct bt_ctf_field_type *type, int byte_order);
+
+/* Deep copy a field type */
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_copy(
+ struct bt_ctf_field_type *type);
+
+BT_HIDDEN
+int bt_ctf_field_type_structure_get_field_name_index(
+ struct bt_ctf_field_type *structure, const char *name);
+
+/* Replace an existing field's type in a structure */
+BT_HIDDEN
+int bt_ctf_field_type_structure_set_field_index(
+ struct bt_ctf_field_type *structure,
+ struct bt_ctf_field_type *field, int index);
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_get_field_name_index(
+ struct bt_ctf_field_type *variant, const char *name);
+
+BT_HIDDEN
+int bt_ctf_field_type_sequence_set_length_field_path(
+ struct bt_ctf_field_type *type,
+ struct bt_ctf_field_path *path);
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_tag_field_path(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_path *path);
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_tag_field_type(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *tag_type);
+
+/* Replace an existing field's type in a variant */
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_field_index(
+ struct bt_ctf_field_type *variant,
+ struct bt_ctf_field_type *field, int index);
+
+BT_HIDDEN
+int bt_ctf_field_type_array_set_element_type(struct bt_ctf_field_type *array,
+ struct bt_ctf_field_type *element_type);
+
+BT_HIDDEN
+int bt_ctf_field_type_sequence_set_element_type(struct bt_ctf_field_type *array,
+ struct bt_ctf_field_type *element_type);
+
+BT_HIDDEN
+int bt_ctf_field_type_get_field_count(struct bt_ctf_field_type *type);
+
+BT_HIDDEN
+struct bt_ctf_field_type *bt_ctf_field_type_get_field_at_index(
+ struct bt_ctf_field_type *type, int index);
+
+BT_HIDDEN
+int bt_ctf_field_type_get_field_index(struct bt_ctf_field_type *type,
+ const char *name);
+
+#endif /* BABELTRACE_CTF_IR_FIELD_TYPES_INTERNAL_H */
--- /dev/null
+#ifndef BABELTRACE_CTF_IR_FIELD_TYPES_H
+#define BABELTRACE_CTF_IR_FIELD_TYPES_H
+
+/*
+ * BabelTrace - CTF IR: Event field types
+ *
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * The Common Trace Format (CTF) Specification is available at
+ * http://www.efficios.com/ctf
+ */
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct bt_ctf_event_class;
+struct bt_ctf_event;
+struct bt_ctf_field_type;
+struct bt_ctf_field;
+struct bt_ctf_field_path;
+
+/*
+ * Babeltrace 1.x enumerations that were also used in CTF writer's API.
+ * They are left here for backward compatibility reasons, but
+ * enum bt_ctf_type_id and enum bt_ctf_string_encoding should be used
+ * in new code. Both new enumerations are compatible with their legacy
+ * counterpart.
+ */
+enum ctf_type_id {
+ CTF_TYPE_UNKNOWN = 0,
+ CTF_TYPE_INTEGER,
+ CTF_TYPE_FLOAT,
+ CTF_TYPE_ENUM,
+ CTF_TYPE_STRING,
+ CTF_TYPE_STRUCT,
+ CTF_TYPE_UNTAGGED_VARIANT,
+ CTF_TYPE_VARIANT,
+ CTF_TYPE_ARRAY,
+ CTF_TYPE_SEQUENCE,
+ NR_CTF_TYPES,
+};
+
+/*
+ * Old enum.
+ */
+enum ctf_string_encoding {
+ CTF_STRING_NONE = 0,
+ CTF_STRING_UTF8,
+ CTF_STRING_ASCII,
+ CTF_STRING_UNKNOWN,
+};
+
+enum bt_ctf_type_id {
+ BT_CTF_TYPE_ID_UNKNOWN = CTF_TYPE_UNKNOWN,
+ BT_CTF_TYPE_ID_INTEGER = CTF_TYPE_INTEGER,
+ BT_CTF_TYPE_ID_FLOAT = CTF_TYPE_FLOAT,
+ BT_CTF_TYPE_ID_ENUM = CTF_TYPE_ENUM,
+ BT_CTF_TYPE_ID_STRING = CTF_TYPE_STRING,
+ BT_CTF_TYPE_ID_STRUCT = CTF_TYPE_STRUCT,
+ BT_CTF_TYPE_ID_UNTAGGED_VARIANT = CTF_TYPE_UNTAGGED_VARIANT,
+ BT_CTF_TYPE_ID_VARIANT = CTF_TYPE_VARIANT,
+ BT_CTF_TYPE_ID_ARRAY = CTF_TYPE_ARRAY,
+ BT_CTF_TYPE_ID_SEQUENCE = CTF_TYPE_SEQUENCE,
+ BT_CTF_NR_TYPE_IDS,
+};
+
+enum bt_ctf_integer_base {
+ BT_CTF_INTEGER_BASE_UNKNOWN = -1,
+ BT_CTF_INTEGER_BASE_BINARY = 2,
+ BT_CTF_INTEGER_BASE_OCTAL = 8,
+ BT_CTF_INTEGER_BASE_DECIMAL = 10,
+ BT_CTF_INTEGER_BASE_HEXADECIMAL = 16,
+};
+
+enum bt_ctf_byte_order {
+ BT_CTF_BYTE_ORDER_UNKNOWN = -1,
+ /*
+ * Note that native, in the context of the CTF specification, is defined
+ * as "the byte order described in the trace" and does not mean that the
+ * host's endianness will be used.
+ */
+ BT_CTF_BYTE_ORDER_NATIVE = 0,
+ BT_CTF_BYTE_ORDER_LITTLE_ENDIAN,
+ BT_CTF_BYTE_ORDER_BIG_ENDIAN,
+ BT_CTF_BYTE_ORDER_NETWORK,
+};
+
+enum bt_ctf_string_encoding {
+ BT_CTF_STRING_ENCODING_NONE = CTF_STRING_NONE,
+ BT_CTF_STRING_ENCODING_UTF8 = CTF_STRING_UTF8,
+ BT_CTF_STRING_ENCODING_ASCII = CTF_STRING_ASCII,
+ BT_CTF_STRING_ENCODING_UNKNOWN = CTF_STRING_UNKNOWN,
+};
+
+enum bt_ctf_scope {
+ BT_CTF_SCOPE_UNKNOWN = -1,
+ BT_CTF_SCOPE_ENV = 0,
+ BT_CTF_SCOPE_TRACE_PACKET_HEADER = 1,
+ BT_CTF_SCOPE_STREAM_PACKET_CONTEXT = 2,
+ BT_CTF_SCOPE_STREAM_EVENT_HEADER = 3,
+ BT_CTF_SCOPE_STREAM_EVENT_CONTEXT = 4,
+ BT_CTF_SCOPE_EVENT_CONTEXT = 5,
+ BT_CTF_SCOPE_EVENT_FIELDS = 6,
+};
+
+/*
+ * bt_ctf_field_type_integer_create: create an integer field type.
+ *
+ * Allocate a new integer field type of the given size. The creation of a field
+ * type sets its reference count to 1.
+ *
+ * @param size Integer field type size/length in bits.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_integer_create(
+ unsigned int size);
+
+/*
+ * bt_ctf_field_type_integer_get_size: get an integer type's size.
+ *
+ * Get an integer type's size.
+ *
+ * @param integer Integer type.
+ *
+ * Returns the integer type's size, a negative value on error.
+ */
+extern int bt_ctf_field_type_integer_get_size(
+ struct bt_ctf_field_type *integer);
+
+/*
+ * bt_ctf_field_type_integer_get_signed: get an integer type's signedness.
+ *
+ * Get an integer type's signedness attribute.
+ *
+ * @param integer Integer type.
+ *
+ * Returns the integer's signedness, a negative value on error.
+ */
+extern int bt_ctf_field_type_integer_get_signed(
+ struct bt_ctf_field_type *integer);
+
+/*
+ * bt_ctf_field_type_integer_set_signed: set an integer type's signedness.
+ *
+ * Set an integer type's signedness attribute.
+ *
+ * @param integer Integer type.
+ * @param is_signed Integer's signedness, defaults to FALSE.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_integer_set_signed(
+ struct bt_ctf_field_type *integer, int is_signed);
+
+/*
+ * bt_ctf_field_type_integer_get_base: get an integer type's base.
+ *
+ * Get an integer type's base used to pretty-print the resulting trace.
+ *
+ * @param integer Integer type.
+ *
+ * Returns the integer type's base on success, BT_CTF_INTEGER_BASE_UNKNOWN on
+ * error.
+ */
+extern enum bt_ctf_integer_base bt_ctf_field_type_integer_get_base(
+ struct bt_ctf_field_type *integer);
+
+/*
+ * bt_ctf_field_type_integer_set_base: set an integer type's base.
+ *
+ * Set an integer type's base used to pretty-print the resulting trace.
+ *
+ * @param integer Integer type.
+ * @param base Integer base, defaults to BT_CTF_INTEGER_BASE_DECIMAL.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_integer_set_base(struct bt_ctf_field_type *integer,
+ enum bt_ctf_integer_base base);
+
+/*
+ * bt_ctf_field_type_integer_get_encoding: get an integer type's encoding.
+ *
+ * @param integer Integer type.
+ *
+ * Returns the string field's encoding on success,
+ * BT_CTF_STRING_ENCODING_UNKNOWN on error.
+ */
+extern enum bt_ctf_string_encoding bt_ctf_field_type_integer_get_encoding(
+ struct bt_ctf_field_type *integer);
+
+/*
+ * bt_ctf_field_type_integer_set_encoding: set an integer type's encoding.
+ *
+ * An integer encoding may be set to signal that the integer must be printed as
+ * a text character.
+ *
+ * @param integer Integer type.
+ * @param encoding Integer output encoding, defaults to
+ * BT_CTF_STRING_ENCODING_NONE
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_integer_set_encoding(
+ struct bt_ctf_field_type *integer,
+ enum bt_ctf_string_encoding encoding);
+
+/**
+ * bt_ctf_field_type_integer_get_mapped_clock: get an integer type's mapped clock.
+ *
+ * @param integer Integer type.
+ *
+ * Returns the integer's mapped clock (if any), NULL on error.
+ */
+extern struct bt_ctf_clock *bt_ctf_field_type_integer_get_mapped_clock(
+ struct bt_ctf_field_type *integer);
+
+/**
+ * bt_ctf_field_type_integer_set_mapped_clock: set an integer type's mapped clock.
+ *
+ * @param integer Integer type.
+ * @param clock Clock to map.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_integer_set_mapped_clock(
+ struct bt_ctf_field_type *integer,
+ struct bt_ctf_clock *clock);
+
+/*
+ * bt_ctf_field_type_enumeration_create: create an enumeration field type.
+ *
+ * Allocate a new enumeration field type with the given underlying type. The
+ * creation of a field type sets its reference count to 1.
+ * The resulting enumeration will share the integer_container_type's ownership
+ * by increasing its reference count.
+ *
+ * @param integer_container_type Underlying integer type of the enumeration
+ * type.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_enumeration_create(
+ struct bt_ctf_field_type *integer_container_type);
+
+/*
+ * bt_ctf_field_type_enumeration_get_container_type: get underlying container.
+ *
+ * Get the enumeration type's underlying integer container type.
+ *
+ * @param enumeration Enumeration type.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern
+struct bt_ctf_field_type *bt_ctf_field_type_enumeration_get_container_type(
+ struct bt_ctf_field_type *enumeration);
+
+/*
+ * bt_ctf_field_type_enumeration_add_mapping: add an enumeration mapping.
+ *
+ * Add a mapping to the enumeration. The range's values are inclusive.
+ *
+ * @param enumeration Enumeration type.
+ * @param name Enumeration mapping name (will be copied).
+ * @param range_start Enumeration mapping range start.
+ * @param range_end Enumeration mapping range end.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_add_mapping(
+ struct bt_ctf_field_type *enumeration, const char *name,
+ int64_t range_start, int64_t range_end);
+
+/*
+ * bt_ctf_field_type_enumeration_add_mapping_unsigned: add an enumeration
+ * mapping.
+ *
+ * Add a mapping to the enumeration. The range's values are inclusive.
+ *
+ * @param enumeration Enumeration type.
+ * @param name Enumeration mapping name (will be copied).
+ * @param range_start Enumeration mapping range start.
+ * @param range_end Enumeration mapping range end.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_add_mapping_unsigned(
+ struct bt_ctf_field_type *enumeration, const char *name,
+ uint64_t range_start, uint64_t range_end);
+
+/*
+ * bt_ctf_field_type_enumeration_get_mapping_count: Get the number of mappings
+ * defined in the enumeration.
+ *
+ * @param enumeration Enumeration type.
+ *
+ * Returns the mapping count on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_get_mapping_count(
+ struct bt_ctf_field_type *enumeration);
+
+/*
+ * bt_ctf_field_type_enumeration_get_mapping: get an enumeration mapping.
+ *
+ * @param enumeration Enumeration type.
+ * @param index Index of mapping.
+ * @param name Pointer where the mapping's name will be returned (valid for
+ * the lifetime of the enumeration).
+ * @param range_start Pointer where the enumeration mapping's range start will
+ * be returned.
+ * @param range_end Pointer where the enumeration mapping's range end will
+ * be returned.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_get_mapping(
+ struct bt_ctf_field_type *enumeration, int index,
+ const char **name, int64_t *range_start, int64_t *range_end);
+
+/*
+ * bt_ctf_field_type_enumeration_get_mapping_unsigned: get a mapping.
+ *
+ * @param enumeration Enumeration type.
+ * @param index Index of mapping.
+ * @param name Pointer where the mapping's name will be returned (valid for
+ * the lifetime of the enumeration).
+ * @param range_start Pointer where the enumeration mapping's range start will
+ * be returned.
+ * @param range_end Pointer where the enumeration mapping's range end will
+ * be returned.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_get_mapping_unsigned(
+ struct bt_ctf_field_type *enumeration, int index,
+ const char **name, uint64_t *range_start,
+ uint64_t *range_end);
+
+/*
+ * bt_ctf_field_type_enumeration_get_mapping_index_by_name: get an enumerations'
+ * mapping index by name.
+ *
+ * @param enumeration Enumeration type.
+ * @param name Mapping name.
+ *
+ * Returns mapping index on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_get_mapping_index_by_name(
+ struct bt_ctf_field_type *enumeration, const char *name);
+
+/*
+ * bt_ctf_field_type_enumeration_get_mapping_index_by_value: get an
+ * enumerations' mapping index by value.
+ *
+ * @param enumeration Enumeration type.
+ * @param value Value.
+ *
+ * Returns mapping index on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_get_mapping_index_by_value(
+ struct bt_ctf_field_type *enumeration, int64_t value);
+
+/*
+ * bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value: get an
+ * enumerations' mapping index by value.
+ *
+ * @param enumeration Enumeration type.
+ * @param value Value.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(
+ struct bt_ctf_field_type *enumeration, uint64_t value);
+
+/*
+ * bt_ctf_field_type_floating_point_create: create a floating point field type.
+ *
+ * Allocate a new floating point field type. The creation of a field type sets
+ * its reference count to 1.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_floating_point_create(void);
+
+/*
+ * bt_ctf_field_type_floating_point_get_exponent_digits: get exponent digit
+ * count.
+ *
+ * @param floating_point Floating point type.
+ *
+ * Returns the exponent digit count on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_floating_point_get_exponent_digits(
+ struct bt_ctf_field_type *floating_point);
+
+/*
+ * bt_ctf_field_type_floating_point_set_exponent_digits: set exponent digit
+ * count.
+ *
+ * Set the number of exponent digits to use to store the floating point field.
+ * The only values currently supported are FLT_EXP_DIG and DBL_EXP_DIG.
+ *
+ * @param floating_point Floating point type.
+ * @param exponent_digits Number of digits to allocate to the exponent (defaults
+ * to FLT_EXP_DIG).
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_floating_point_set_exponent_digits(
+ struct bt_ctf_field_type *floating_point,
+ unsigned int exponent_digits);
+
+/*
+ * bt_ctf_field_type_floating_point_get_mantissa_digits: get mantissa digit
+ * count.
+ *
+ * @param floating_point Floating point type.
+ *
+ * Returns the mantissa digit count on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_floating_point_get_mantissa_digits(
+ struct bt_ctf_field_type *floating_point);
+
+/*
+ * bt_ctf_field_type_floating_point_set_mantissa_digits: set mantissa digit
+ * count.
+ *
+ * Set the number of mantissa digits to use to store the floating point field.
+ * The only values currently supported are FLT_MANT_DIG and DBL_MANT_DIG.
+ *
+ * @param floating_point Floating point type.
+ * @param mantissa_digits Number of digits to allocate to the mantissa (defaults
+ * to FLT_MANT_DIG).
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_floating_point_set_mantissa_digits(
+ struct bt_ctf_field_type *floating_point,
+ unsigned int mantissa_digits);
+
+/*
+ * bt_ctf_field_type_structure_create: create a structure field type.
+ *
+ * Allocate a new structure field type. The creation of a field type sets
+ * its reference count to 1.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_structure_create(void);
+
+/*
+ * bt_ctf_field_type_structure_add_field: add a field to a structure.
+ *
+ * Add a field of type "field_type" to the structure. The structure will share
+ * field_type's ownership by increasing its reference count.
+ *
+ * @param structure Structure type.
+ * @param field_type Type of the field to add to the structure type.
+ * @param field_name Name of the structure's new field (will be copied).
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_structure_add_field(
+ struct bt_ctf_field_type *structure,
+ struct bt_ctf_field_type *field_type,
+ const char *field_name);
+
+/*
+ * bt_ctf_field_type_structure_get_field_count: Get the number of fields defined
+ * in the structure.
+ *
+ * @param structure Structure type.
+ *
+ * Returns the field count on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_structure_get_field_count(
+ struct bt_ctf_field_type *structure);
+
+/*
+ * bt_ctf_field_type_structure_get_field: get a structure's field type and name.
+ *
+ * @param structure Structure type.
+ * @param field_type Pointer to a const char* where the field's name will
+ * be returned.
+ * @param field_type Pointer to a bt_ctf_field_type* where the field's type will
+ * be returned.
+ * @param index Index of field.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_structure_get_field(
+ struct bt_ctf_field_type *structure,
+ const char **field_name, struct bt_ctf_field_type **field_type,
+ int index);
+
+/*
+ * bt_ctf_field_type_structure_get_field_type_by_name: get a structure field's
+ * type by name.
+ *
+ * @param structure Structure type.
+ * @param field_name Name of the structure's field.
+ *
+ * Returns a field type instance on success, NULL on error.
+ */
+extern
+struct bt_ctf_field_type *bt_ctf_field_type_structure_get_field_type_by_name(
+ struct bt_ctf_field_type *structure, const char *field_name);
+
+/*
+ * bt_ctf_field_type_variant_create: create a variant field type.
+ *
+ * Allocate a new variant field type. The creation of a field type sets
+ * its reference count to 1. tag_name must be the name of an enumeration
+ * field declared in the same scope as this variant.
+ *
+ * @param enum_tag Type of the variant's tag/selector (must be an enumeration).
+ * @param tag_name Name of the variant's tag/selector field (will be copied).
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_variant_create(
+ struct bt_ctf_field_type *enum_tag, const char *tag_name);
+
+/*
+ * bt_ctf_field_type_variant_get_tag_type: get a variant's tag type.
+ *
+ * @param variant Variant type.
+ *
+ * Returns a field type instance on success, NULL if unset.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_variant_get_tag_type(
+ struct bt_ctf_field_type *variant);
+
+/*
+ * bt_ctf_field_type_variant_get_tag_name: get a variant's tag name.
+ *
+ * @param variant Variant type.
+ *
+ * Returns the tag field's name, NULL if unset.
+ */
+extern const char *bt_ctf_field_type_variant_get_tag_name(
+ struct bt_ctf_field_type *variant);
+
+/*
+ * bt_ctf_field_type_variant_set_tag_name: set a variant's tag name.
+ *
+ * @param variant Variant type.
+ * @param name Tag field name.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_variant_set_tag_name(
+ struct bt_ctf_field_type *variant, const char *name);
+
+/*
+ * bt_ctf_field_type_variant_add_field: add a field to a variant.
+ *
+ * Add a field of type "field_type" to the variant. The variant will share
+ * field_type's ownership by increasing its reference count. The "field_name"
+ * will be copied. field_name must match a mapping in the tag/selector
+ * enumeration.
+ *
+ * @param variant Variant type.
+ * @param field_type Type of the variant type's new field.
+ * @param field_name Name of the variant type's new field (will be copied).
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_variant_add_field(
+ struct bt_ctf_field_type *variant,
+ struct bt_ctf_field_type *field_type,
+ const char *field_name);
+
+/*
+ * bt_ctf_field_type_variant_get_field_type_by_name: get variant field's type.
+ *
+ * @param structure Variant type.
+ * @param field_name Name of the variant's field.
+ *
+ * Returns a field type instance on success, NULL on error.
+ */
+extern
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_by_name(
+ struct bt_ctf_field_type *variant, const char *field_name);
+
+/*
+ * bt_ctf_field_type_variant_get_field_type_from_tag: get variant field's type.
+ *
+ * @param variant Variant type.
+ * @param tag Type tag (enum).
+ *
+ * Returns a field type instance on success, NULL on error.
+ */
+extern
+struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_from_tag(
+ struct bt_ctf_field_type *variant, struct bt_ctf_field *tag);
+
+/*
+ * bt_ctf_field_type_variant_get_field_count: Get the number of fields defined
+ * in the variant.
+ *
+ * @param variant Variant type.
+ *
+ * Returns the field count on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_variant_get_field_count(
+ struct bt_ctf_field_type *variant);
+
+/*
+ * bt_ctf_field_type_variant_get_field: get a variant's field name and type.
+ *
+ * @param variant Variant type.
+ * @param field_type Pointer to a const char* where the field's name will
+ * be returned.
+ * @param field_type Pointer to a bt_ctf_field_type* where the field's type will
+ * be returned.
+ * @param index Index of field.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_variant_get_field(
+ struct bt_ctf_field_type *variant, const char **field_name,
+ struct bt_ctf_field_type **field_type, int index);
+
+/*
+ * bt_ctf_field_type_array_create: create an array field type.
+ *
+ * Allocate a new array field type. The creation of a field type sets
+ * its reference count to 1.
+ *
+ * @param element_type Array's element type.
+ * @oaram length Array type's length.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_array_create(
+ struct bt_ctf_field_type *element_type, unsigned int length);
+
+/*
+ * bt_ctf_field_type_array_get_element_type: get an array's element type.
+ *
+ * @param array Array type.
+ *
+ * Returns a field type instance on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_array_get_element_type(
+ struct bt_ctf_field_type *array);
+
+/*
+ * bt_ctf_field_type_array_get_length: get an array's length.
+ *
+ * @param array Array type.
+ *
+ * Returns the array's length on success, a negative value on error.
+ */
+extern int64_t bt_ctf_field_type_array_get_length(
+ struct bt_ctf_field_type *array);
+
+/*
+ * bt_ctf_field_type_sequence_create: create a sequence field type.
+ *
+ * Allocate a new sequence field type. The creation of a field type sets
+ * its reference count to 1. "length_field_name" must match an integer field
+ * declared in the same scope.
+ *
+ * @param element_type Sequence's element type.
+ * @param length_field_name Name of the sequence's length field (will be
+ * copied).
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_sequence_create(
+ struct bt_ctf_field_type *element_type,
+ const char *length_field_name);
+
+/*
+ * bt_ctf_field_type_sequence_get_element_type: get a sequence's element type.
+ *
+ * @param sequence Sequence type.
+ *
+ * Returns a field type instance on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_sequence_get_element_type(
+ struct bt_ctf_field_type *sequence);
+
+/*
+ * bt_ctf_field_type_sequence_get_length_field_name: get length field name.
+ *
+ * @param sequence Sequence type.
+ *
+ * Returns the sequence's length field on success, NULL on error.
+ */
+extern const char *bt_ctf_field_type_sequence_get_length_field_name(
+ struct bt_ctf_field_type *sequence);
+
+/*
+ * bt_ctf_field_type_string_create: create a string field type.
+ *
+ * Allocate a new string field type. The creation of a field type sets
+ * its reference count to 1.
+ *
+ * Returns an allocated field type on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_type_string_create(void);
+
+/*
+ * bt_ctf_field_type_string_get_encoding: get a string type's encoding.
+ *
+ * Get the string type's encoding.
+ *
+ * @param string_type String type.
+ *
+ * Returns the string's encoding on success, a BT_CTF_STRING_ENCODING_UNKNOWN
+ * on error.
+ */
+extern enum bt_ctf_string_encoding bt_ctf_field_type_string_get_encoding(
+ struct bt_ctf_field_type *string_type);
+
+/*
+ * bt_ctf_field_type_string_set_encoding: set a string type's encoding.
+ *
+ * Set the string type's encoding.
+ *
+ * @param string_type String type.
+ * @param encoding String field encoding, default BT_CTF_STRING_ENCODING_ASCII.
+ * Valid values are BT_CTF_STRING_ENCODING_ASCII and
+ * BT_CTF_STRING_ENCODING_UTF8.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_string_set_encoding(
+ struct bt_ctf_field_type *string_type,
+ enum bt_ctf_string_encoding encoding);
+
+/*
+ * bt_ctf_field_type_get_alignment: get a field type's alignment.
+ *
+ * Get the field type's alignment.
+ *
+ * @param type Field type.
+ *
+ * Returns the field type's alignment on success, a negative value on error and
+ * 0 if the alignment is undefined (as in the case of a variant).
+ */
+extern int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_set_alignment: set a field type's alignment.
+ *
+ * Set the field type's alignment.
+ *
+ * @param type Field type.
+ * @param alignment Type's alignment. Defaults to 1 (bit-aligned). However,
+ * some types, such as structures and string, may impose other alignment
+ * constraints.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_set_alignment(struct bt_ctf_field_type *type,
+ unsigned int alignment);
+
+/*
+ * bt_ctf_field_type_get_byte_order: get a field type's byte order.
+ *
+ * @param type Field type.
+ *
+ * Returns the field type's byte order on success, a negative value on error.
+ */
+extern enum bt_ctf_byte_order bt_ctf_field_type_get_byte_order(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_set_byte_order: set a field type's byte order.
+ *
+ * Set the field type's byte order.
+ *
+ * @param type Field type.
+ * @param byte_order Field type's byte order. Defaults to
+ * BT_CTF_BYTE_ORDER_NATIVE; the trace's endianness.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_type_set_byte_order(struct bt_ctf_field_type *type,
+ enum bt_ctf_byte_order byte_order);
+
+/*
+ * bt_ctf_field_type_variant_get_tag_field_path: get a variant's tag's field
+ * path.
+ *
+ * Get the variant's tag's field path.
+ *
+ * @param type Field type.
+ *
+ * Returns the field path on success, NULL on error or if no field path is set.
+ */
+extern struct bt_ctf_field_path *bt_ctf_field_type_variant_get_tag_field_path(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_sequence_get_length_field_path: get a sequence's length's
+ * field path.
+ *
+ * Get the sequence's length's field path.
+ *
+ * @param type Field type.
+ *
+ * Returns the field path on success, NULL on error or if no field path is set.
+ */
+extern struct bt_ctf_field_path *bt_ctf_field_type_sequence_get_length_field_path(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_compare: compare two field types recursively
+ *
+ * Compare two field types recursively.
+ *
+ * The registered tag field type of a variant field type is ignored:
+ * only the tag strings are compared.
+ *
+ * @param type_a Field type A.
+ * @param type_b Field type B.
+ *
+ * Returns 0 if both field types are semantically equivalent, a positive
+ * value if they are not equivalent, or a negative value on error.
+ */
+extern int bt_ctf_field_type_compare(struct bt_ctf_field_type *type_a,
+ struct bt_ctf_field_type *type_b);
+
+/*
+ * bt_ctf_field_type_get_type_id: get a field type's bt_ctf_type_id.
+ *
+ * @param type Field type.
+ *
+ * Returns the field type's bt_ctf_type_id, CTF_TYPE_UNKNOWN on error.
+ */
+extern enum bt_ctf_type_id bt_ctf_field_type_get_type_id(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_integer: returns whether or not a given field
+ * type is an integer type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is an integer type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_integer(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_floating_point: returns whether or not a given field
+ * type is a floating point number type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a floating point number type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_floating_point(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_enumeration: returns whether or not a given field
+ * type is an enumeration type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is an enumeration type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_enumeration(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_string: returns whether or not a given field
+ * type is a string type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a string type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_string(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_structure: returns whether or not a given field
+ * type is a structure type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a structure type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_structure(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_array: returns whether or not a given field
+ * type is an array type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is an array type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_array(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_sequence: returns whether or not a given field
+ * type is a sequence type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a sequence type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_sequence(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_is_variant: returns whether or not a given field
+ * type is a variant type.
+ *
+ * @param type Field type.
+ *
+ * Returns 1 if the field type is a variant type, 0 otherwise.
+ */
+extern int bt_ctf_field_type_is_variant(struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_type_get and bt_ctf_field_type_put: increment and decrement
+ * the field type's reference count.
+ *
+ * You may also use bt_ctf_get() and bt_ctf_put() with field type objects.
+ *
+ * These functions ensure that the field type won't be destroyed while it
+ * is in use. The same number of get and put (plus one extra put to
+ * release the initial reference done at creation) have to be done to
+ * destroy a field type.
+ *
+ * When the field type's reference count is decremented to 0 by a
+ * bt_ctf_field_type_put, the field type is freed.
+ *
+ * @param type Field type.
+ */
+extern void bt_ctf_field_type_get(struct bt_ctf_field_type *type);
+extern void bt_ctf_field_type_put(struct bt_ctf_field_type *type);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BABELTRACE_CTF_IR_FIELD_TYPES_H */
--- /dev/null
+#ifndef BABELTRACE_CTF_IR_FIELDS_INTERNAL_H
+#define BABELTRACE_CTF_IR_FIELDS_INTERNAL_H
+
+/*
+ * Babeltrace - CTF IR: Event Fields internal
+ *
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <babeltrace/ctf-writer/event-fields.h>
+#include <babeltrace/object-internal.h>
+#include <babeltrace/babeltrace-internal.h>
+#include <babeltrace/ctf/types.h>
+#include <glib.h>
+
+struct bt_ctf_field {
+ struct bt_object base;
+ struct bt_ctf_field_type *type;
+ int payload_set;
+};
+
+struct bt_ctf_field_integer {
+ struct bt_ctf_field parent;
+ struct definition_integer definition;
+};
+
+struct bt_ctf_field_enumeration {
+ struct bt_ctf_field parent;
+ struct bt_ctf_field *payload;
+};
+
+struct bt_ctf_field_floating_point {
+ struct bt_ctf_field parent;
+ struct definition_float definition;
+ struct definition_integer sign, mantissa, exp;
+};
+
+struct bt_ctf_field_structure {
+ struct bt_ctf_field parent;
+ GHashTable *field_name_to_index;
+ GPtrArray *fields; /* Array of pointers to struct bt_ctf_field */
+};
+
+struct bt_ctf_field_variant {
+ struct bt_ctf_field parent;
+ struct bt_ctf_field *tag;
+ struct bt_ctf_field *payload;
+};
+
+struct bt_ctf_field_array {
+ struct bt_ctf_field parent;
+ GPtrArray *elements; /* Array of pointers to struct bt_ctf_field */
+};
+
+struct bt_ctf_field_sequence {
+ struct bt_ctf_field parent;
+ struct bt_ctf_field *length;
+ GPtrArray *elements; /* Array of pointers to struct bt_ctf_field */
+};
+
+struct bt_ctf_field_string {
+ struct bt_ctf_field parent;
+ GString *payload;
+};
+
+/*
+ * Set a field's value with an already allocated field instance.
+ */
+BT_HIDDEN
+int bt_ctf_field_structure_set_field(struct bt_ctf_field *structure,
+ const char *name, struct bt_ctf_field *value);
+
+/* Validate that the field's payload is set (returns 0 if set). */
+BT_HIDDEN
+int bt_ctf_field_validate(struct bt_ctf_field *field);
+
+/* Mark field payload as unset. */
+BT_HIDDEN
+int bt_ctf_field_reset(struct bt_ctf_field *field);
+
+BT_HIDDEN
+int bt_ctf_field_serialize(struct bt_ctf_field *field,
+ struct ctf_stream_pos *pos);
+
+#endif /* BABELTRACE_CTF_IR_FIELDS_INTERNAL_H */
--- /dev/null
+#ifndef BABELTRACE_CTF_IR_FIELDS_H
+#define BABELTRACE_CTF_IR_FIELDS_H
+
+/*
+ * Babeltrace - CTF IR: Event Fields
+ *
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * The Common Trace Format (CTF) Specification is available at
+ * http://www.efficios.com/ctf
+ */
+
+#include <stdint.h>
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct bt_ctf_event_class;
+struct bt_ctf_event;
+struct bt_ctf_field;
+struct bt_ctf_field_type;
+
+/*
+ * bt_ctf_field_create: create an instance of a field.
+ *
+ * Allocate a new field of the type described by the bt_ctf_field_type
+ * structure.The creation of a field sets its reference count to 1.
+ *
+ * @param type Field type to be instanciated.
+ *
+ * Returns an allocated field on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_create(
+ struct bt_ctf_field_type *type);
+
+/*
+ * bt_ctf_field_structure_get_field: get a structure's field.
+ *
+ * Get the structure's field corresponding to the provided field name.
+ * bt_ctf_field_put() must be called on the returned value.
+ *
+ * @param structure Structure field instance.
+ * @param name Name of the field in the provided structure.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_structure_get_field(
+ struct bt_ctf_field *structure, const char *name);
+
+/*
+ * bt_ctf_field_structure_get_field_by_index: get a structure's field by index.
+ *
+ * Get the structure's field corresponding to the provided field name.
+ * bt_ctf_field_put() must be called on the returned value.
+ * The indexes are the same as those provided for bt_ctf_field_type_structure.
+ *
+ * @param structure Structure field instance.
+ * @param index Index of the field in the provided structure.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index(
+ struct bt_ctf_field *structure, int index);
+
+/*
+ * bt_ctf_field_array_get_field: get an array's field at position "index".
+ *
+ * Return the array's field at position "index". bt_ctf_field_put() must be
+ * called on the returned value.
+ *
+ * @param array Array field instance.
+ * @param index Position of the array's desired element.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_array_get_field(
+ struct bt_ctf_field *array, uint64_t index);
+
+/*
+ * bt_ctf_field_sequence_get_length: get a sequence's length.
+ *
+ * Get the sequence's length field.
+ *
+ * @param sequence Sequence field instance.
+ *
+ * Returns a field instance on success, NULL if a length was never set.
+ */
+extern struct bt_ctf_field *bt_ctf_field_sequence_get_length(
+ struct bt_ctf_field *sequence);
+
+/*
+ * bt_ctf_field_sequence_set_length: set a sequence's length.
+ *
+ * Set the sequence's length field.
+ *
+ * @param sequence Sequence field instance.
+ * @param length_field Unsigned integer field instance indicating the
+ * sequence's length.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_sequence_set_length(struct bt_ctf_field *sequence,
+ struct bt_ctf_field *length_field);
+
+/*
+ * bt_ctf_field_sequence_get_field: get a sequence's field at position "index".
+ *
+ * Return the sequence's field at position "index". The sequence's length must
+ * have been set prior to calling this function using
+ * bt_ctf_field_sequence_set_length().
+ * bt_ctf_field_put() must be called on the returned value.
+ *
+ * @param array Sequence field instance.
+ * @param index Position of the sequence's desired element.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_sequence_get_field(
+ struct bt_ctf_field *sequence, uint64_t index);
+
+/*
+ * bt_ctf_field_variant_get_field: get a variant's selected field.
+ *
+ * Return the variant's selected field. The "tag" field is the selector enum
+ * field. bt_ctf_field_put() must be called on the returned value.
+ *
+ * @param variant Variant field instance.
+ * @param tag Selector enumeration field.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_variant_get_field(
+ struct bt_ctf_field *variant, struct bt_ctf_field *tag);
+
+/*
+ * bt_ctf_field_variant_get_current_field: get the current selected field of a
+ * variant.
+ *
+ * Return the variant's current selected field. This function, unlike
+ * bt_ctf_field_variant_get_field(), does not create any field; it
+ * returns NULL if there's no current selected field yet.
+ *
+ * @param variant Variant field instance.
+ *
+ * Returns a field instance on success, NULL on error or when there's no
+ * current selected field.
+ */
+extern struct bt_ctf_field *bt_ctf_field_variant_get_current_field(
+ struct bt_ctf_field *variant);
+
+/*
+ * bt_ctf_field_enumeration_get_container: get an enumeration field's container.
+ *
+ * Return the enumeration's underlying container field (an integer).
+ * bt_ctf_field_put() must be called on the returned value.
+ *
+ * @param enumeration Enumeration field instance.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_enumeration_get_container(
+ struct bt_ctf_field *enumeration);
+
+/*
+ * bt_ctf_field_enumeration_get_mapping_name: get an enumeration field's mapping
+ * name.
+ *
+ * Return the enumeration's underlying container field (an integer).
+ * bt_ctf_field_put() must be called on the returned value.
+ *
+ * @param enumeration Enumeration field instance.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern const char *bt_ctf_field_enumeration_get_mapping_name(
+ struct bt_ctf_field *enumeration);
+
+/*
+ * bt_ctf_field_signed_integer_get_value: get a signed integer field's value
+ *
+ * Get a signed integer field's value.
+ *
+ * @param integer Signed integer field instance.
+ * @param value Pointer to a signed integer where the value will be stored.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_signed_integer_get_value(struct bt_ctf_field *integer,
+ int64_t *value);
+
+/*
+ * bt_ctf_field_signed_integer_set_value: set a signed integer field's value
+ *
+ * Set a signed integer field's value. The value is checked to make sure it
+ * can be stored in the underlying field.
+ *
+ * @param integer Signed integer field instance.
+ * @param value Signed integer field value.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_signed_integer_set_value(struct bt_ctf_field *integer,
+ int64_t value);
+
+/*
+ * bt_ctf_field_unsigned_integer_get_value: get unsigned integer field's value
+ *
+ * Get an unsigned integer field's value.
+ *
+ * @param integer Unsigned integer field instance.
+ * @param value Pointer to an unsigned integer where the value will be stored.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_unsigned_integer_get_value(struct bt_ctf_field *integer,
+ uint64_t *value);
+
+/*
+ * bt_ctf_field_unsigned_integer_set_value: set unsigned integer field's value
+ *
+ * Set an unsigned integer field's value. The value is checked to make sure it
+ * can be stored in the underlying field.
+ *
+ * @param integer Unsigned integer field instance.
+ * @param value Unsigned integer field value.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_unsigned_integer_set_value(struct bt_ctf_field *integer,
+ uint64_t value);
+
+/*
+ * bt_ctf_field_floating_point_get_value: get a floating point field's value
+ *
+ * Get a floating point field's value.
+ *
+ * @param floating_point Floating point field instance.
+ * @param value Pointer to a double where the value will be stored.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_floating_point_get_value(
+ struct bt_ctf_field *floating_point, double *value);
+
+/*
+ * bt_ctf_field_floating_point_set_value: set a floating point field's value
+ *
+ * Set a floating point field's value. The underlying type may not support the
+ * double's full precision.
+ *
+ * @param floating_point Floating point field instance.
+ * @param value Floating point field value.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_floating_point_set_value(
+ struct bt_ctf_field *floating_point,
+ double value);
+
+/*
+ * bt_ctf_field_string_get_value: get a string field's value
+ *
+ * Get a string field's value.
+ *
+ * @param string_field String field instance.
+ *
+ * Returns the string's value, NULL if unset.
+ */
+extern const char *bt_ctf_field_string_get_value(
+ struct bt_ctf_field *string_field);
+
+/*
+ * bt_ctf_field_string_set_value: set a string field's value
+ *
+ * Set a string field's value.
+ *
+ * @param string_field String field instance.
+ * @param value String field value (will be copied).
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_string_set_value(struct bt_ctf_field *string_field,
+ const char *value);
+
+/*
+ * bt_ctf_field_string_append: append a string to a string field's
+ * current value.
+ *
+ * Append a string to the current value of a string field. If the string
+ * field was never set using bt_ctf_field_string_set_value(), it is
+ * first set to an empty string, and then the concatenation happens.
+ *
+ * @param string_field String field instance.
+ * @param value String to append to the current string field's value.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_string_append(struct bt_ctf_field *string_field,
+ const char *value);
+
+/*
+ * bt_ctf_field_string_append_len: append a string of a given length to
+ * a string field's current value.
+ *
+ * Append a string of a given length to the current value of a string
+ * field. If the string field was never set using
+ * bt_ctf_field_string_set_value(), it is first set to an empty string,
+ * and then the concatenation happens.
+ *
+ * If a null byte is encountered before the given length, only the
+ * substring before the first null byte is appended.
+ *
+ * @param string_field String field instance.
+ * @param value String to append to the current string field's value.
+ * @param length Length of string value to append.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_field_string_append_len(
+ struct bt_ctf_field *string_field, const char *value,
+ unsigned int length);
+
+/*
+ * bt_ctf_field_get_type: get a field's type
+ *
+ * @param field Field intance.
+ *
+ * Returns a field type instance on success, NULL on error.
+ */
+extern struct bt_ctf_field_type *bt_ctf_field_get_type(
+ struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_get_type_id: get a field's ctf_type_id.
+ *
+ * This is a helper function which avoids a call to
+ * bt_ctf_field_get_type(), followed by a call to
+ * bt_ctf_field_type_get_type_id(), followed by a call to
+ * bt_ctf_put().
+ *
+ * @param field Field instance.
+ *
+ * Returns the field's ctf_type_id, CTF_TYPE_UNKNOWN on error.
+ */
+extern enum bt_ctf_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_integer: returns whether or not a given field
+ * is an integer type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is an integer type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_integer(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_floating_point: returns whether or not a given field
+ * is a floating point number type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is a floating point number type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_floating_point(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_enumeration: returns whether or not a given field
+ * is an enumeration type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is an enumeration type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_enumeration(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_string: returns whether or not a given field
+ * is a string type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is a string type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_string(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_structure: returns whether or not a given field
+ * is a structure type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is a structure type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_structure(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_array: returns whether or not a given field
+ * is an array type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is an array type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_array(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_sequence: returns whether or not a given field
+ * is a sequence type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is a sequence type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_sequence(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_is_variant: returns whether or not a given field
+ * is a variant type.
+ *
+ * @param field Field instance.
+ *
+ * Returns 1 if the field instance is a variant type, 0 otherwise.
+ */
+extern int bt_ctf_field_is_variant(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_copy: get a field's deep copy.
+ *
+ * Get a field's deep copy. The created field copy shares the source's
+ * associated field types.
+ *
+ * On success, the returned copy has its reference count set to 1.
+ *
+ * @param field Field instance.
+ *
+ * Returns the field copy on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field);
+
+/*
+ * bt_ctf_field_get and bt_ctf_field_put: increment and decrement the
+ * field's reference count.
+ *
+ * You may also use bt_ctf_get() and bt_ctf_put() with field objects.
+ *
+ * These functions ensure that the field won't be destroyed when it
+ * is in use. The same number of get and put (plus one extra put to
+ * release the initial reference done at creation) have to be done to
+ * destroy a field.
+ *
+ * When the field's reference count is decremented to 0 by a bt_ctf_field_put,
+ * the field is freed.
+ *
+ * @param field Field instance.
+ */
+extern void bt_ctf_field_get(struct bt_ctf_field *field);
+extern void bt_ctf_field_put(struct bt_ctf_field *field);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* BABELTRACE_CTF_IR_FIELDS_H */
* SOFTWARE.
*/
-#include <babeltrace/ctf-ir/event-types.h>
-#include <babeltrace/ctf-ir/event-types-internal.h>
+#include <babeltrace/ctf-ir/field-types.h>
+#include <babeltrace/ctf-ir/field-types-internal.h>
#include <babeltrace/values.h>
#include <babeltrace/babeltrace-internal.h>
#include <glib.h>
*/
#include <babeltrace/ctf-ir/trace.h>
-#include <babeltrace/ctf-ir/event-types.h>
-#include <babeltrace/ctf-ir/event-fields.h>
+#include <babeltrace/ctf-ir/field-types.h>
+#include <babeltrace/ctf-ir/fields.h>
#include <babeltrace/object-internal.h>
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/values.h>
* http://www.efficios.com/ctf
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/values.h>
#include <stdint.h>
* SOFTWARE.
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/stream-class.h>
#include <babeltrace/ctf-ir/trace.h>
* http://www.efficios.com/ctf
*/
-#include <babeltrace/ctf-ir/event-fields.h>
+#include <babeltrace/ctf-ir/fields.h>
* http://www.efficios.com/ctf
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
* http://www.efficios.com/ctf
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/trace.h>
#ifdef __cplusplus
#include <babeltrace/ctf/callbacks.h>
#include <babeltrace/ctf/callbacks-internal.h>
#include <babeltrace/ctf-ir/metadata.h>
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <glib.h>
struct ctf_stream_definition;
#include <stdint.h>
#include <babeltrace/context.h>
#include <babeltrace/clock-types.h>
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
/*
* This header must exist in Babeltrace 2 because it contained
* enumerations that were used in CTF writer's API. Those enumerations
- * are now located in ctf-ir/event-types.h.
+ * are now located in ctf-ir/field-types.h.
*/
#endif /* _BABELTRACE_CTF_EVENTS_H */
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#include <babeltrace/ctf-ir/event-types.h>
+#include <babeltrace/ctf-ir/field-types.h>
#include <babeltrace/ctf-ir/field-path.h>
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/stream-class.h>
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