+++ /dev/null
-/*
- * ctf/events.c
- *
- * Babeltrace Library
- *
- * Copyright 2011-2012 EfficiOS Inc. and Linux Foundation
- *
- * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- * Julien Desfossez <julien.desfossez@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/babeltrace.h>
-#include <babeltrace/format.h>
-#include <babeltrace/ctf/events.h>
-#include <babeltrace/ctf-ir/metadata.h>
-#include <babeltrace/prio_heap.h>
-#include <babeltrace/iterator-internal.h>
-#include <babeltrace/ctf/events-internal.h>
-#include <babeltrace/ctf/metadata.h>
-#include <glib.h>
-
-#include "events-private.h"
-
-/*
- * thread local storage to store the last error that occured
- * while reading a field, this variable must be accessed by
- * bt_ctf_field_get_error only
- */
-__thread int bt_ctf_last_field_error = 0;
-
-const struct bt_definition *bt_ctf_get_top_level_scope(const struct bt_ctf_event *ctf_event,
- enum ctf_scope scope)
-{
- const struct bt_definition *tmp = NULL;
- const struct ctf_event_definition *event;
-
- if (!ctf_event)
- return NULL;
-
- event = ctf_event->parent;
- switch (scope) {
- case BT_TRACE_PACKET_HEADER:
- if (!event->stream)
- goto error;
- if (event->stream->trace_packet_header)
- tmp = &event->stream->trace_packet_header->p;
- break;
- case BT_STREAM_PACKET_CONTEXT:
- if (!event->stream)
- goto error;
- if (event->stream->stream_packet_context)
- tmp = &event->stream->stream_packet_context->p;
- break;
- case BT_STREAM_EVENT_HEADER:
- if (!event->stream)
- goto error;
- if (event->stream->stream_event_header)
- tmp = &event->stream->stream_event_header->p;
- break;
- case BT_STREAM_EVENT_CONTEXT:
- if (!event->stream)
- goto error;
- if (event->stream->stream_event_context)
- tmp = &event->stream->stream_event_context->p;
- break;
- case BT_EVENT_CONTEXT:
- if (event->event_context)
- tmp = &event->event_context->p;
- break;
- case BT_EVENT_FIELDS:
- if (event->event_fields)
- tmp = &event->event_fields->p;
- break;
- }
- return tmp;
-
-error:
- return NULL;
-}
-
-const struct bt_definition *bt_ctf_get_field(const struct bt_ctf_event *ctf_event,
- const struct bt_definition *scope,
- const char *field)
-{
- const struct bt_definition *def;
- char *field_underscore;
-
- if (!ctf_event || !scope || !field)
- return NULL;
-
- def = bt_lookup_definition(scope, field);
- /*
- * optionally a field can have an underscore prefix, try
- * to lookup the field with this prefix if it failed
- */
- if (!def) {
- field_underscore = g_new(char, strlen(field) + 2);
- field_underscore[0] = '_';
- strcpy(&field_underscore[1], field);
- def = bt_lookup_definition(scope, field_underscore);
- g_free(field_underscore);
- }
- if (bt_ctf_field_type(bt_ctf_get_decl_from_def(def)) == CTF_TYPE_VARIANT) {
- const struct definition_variant *variant_definition;
- variant_definition = container_of(def,
- const struct definition_variant, p);
- return variant_definition->current_field;
- }
- return def;
-}
-
-const struct bt_definition *bt_ctf_get_index(const struct bt_ctf_event *ctf_event,
- const struct bt_definition *field,
- unsigned int index)
-{
- struct bt_definition *ret = NULL;
-
- if (!ctf_event || !field)
- return NULL;
-
- if (bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_ARRAY) {
- struct definition_array *array_definition;
- array_definition = container_of(field,
- struct definition_array, p);
- ret = bt_array_index(array_definition, index);
- } else if (bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_SEQUENCE) {
- struct definition_sequence *sequence_definition;
- sequence_definition = container_of(field,
- struct definition_sequence, p);
- ret = bt_sequence_index(sequence_definition, index);
- }
- return ret;
-}
-
-const char *bt_ctf_event_name(const struct bt_ctf_event *ctf_event)
-{
- const struct ctf_event_declaration *event_class;
- const struct ctf_stream_declaration *stream_class;
- const struct ctf_event_definition *event;
-
- if (!ctf_event)
- return NULL;
-
- event = ctf_event->parent;
- stream_class = event->stream->stream_class;
- event_class = g_ptr_array_index(stream_class->events_by_id,
- event->stream->event_id);
- return g_quark_to_string(event_class->name);
-}
-
-const char *bt_ctf_field_name(const struct bt_definition *def)
-{
- if (!def || !def->name)
- return NULL;
-
- return rem_(g_quark_to_string(def->name));
-}
-
-enum ctf_type_id bt_ctf_field_type(const struct bt_declaration *decl)
-{
- if (!decl)
- return CTF_TYPE_UNKNOWN;
-
- return decl->id;
-}
-
-int bt_ctf_get_field_list(const struct bt_ctf_event *ctf_event,
- const struct bt_definition *scope,
- struct bt_definition const * const **list,
- unsigned int *count)
-{
- if (!ctf_event || !scope || !list || !count)
- return -EINVAL;
-
- switch (bt_ctf_field_type(bt_ctf_get_decl_from_def(scope))) {
- case CTF_TYPE_INTEGER:
- case CTF_TYPE_FLOAT:
- case CTF_TYPE_STRING:
- case CTF_TYPE_ENUM:
- goto error;
- case CTF_TYPE_STRUCT:
- {
- const struct definition_struct *def_struct;
-
- def_struct = container_of(scope, const struct definition_struct, p);
- if (!def_struct)
- goto error;
- if (def_struct->fields->pdata) {
- *list = (struct bt_definition const* const*) def_struct->fields->pdata;
- *count = def_struct->fields->len;
- goto end;
- } else {
- goto error;
- }
- break;
- }
- case CTF_TYPE_UNTAGGED_VARIANT:
- goto error;
- case CTF_TYPE_VARIANT:
- {
- const struct definition_variant *def_variant;
-
- def_variant = container_of(scope, const struct definition_variant, p);
- if (!def_variant)
- goto error;
- if (def_variant->fields->pdata) {
- *list = (struct bt_definition const* const*) def_variant->fields->pdata;
- *count = def_variant->fields->len;
- goto end;
- } else {
- goto error;
- }
- break;
- }
- case CTF_TYPE_ARRAY:
- {
- const struct definition_array *def_array;
-
- def_array = container_of(scope, const struct definition_array, p);
- if (!def_array)
- goto error;
- if (def_array->elems->pdata) {
- *list = (struct bt_definition const* const*) def_array->elems->pdata;
- *count = def_array->elems->len;
- goto end;
- } else {
- goto error;
- }
- break;
- }
- case CTF_TYPE_SEQUENCE:
- {
- const struct definition_sequence *def_sequence;
-
- def_sequence = container_of(scope, const struct definition_sequence, p);
- if (!def_sequence)
- goto error;
- if (def_sequence->elems->pdata) {
- *list = (struct bt_definition const* const*) def_sequence->elems->pdata;
- *count = (unsigned int) def_sequence->length->value._unsigned;
- goto end;
- } else {
- goto error;
- }
- break;
- }
- default:
- break;
- }
-
-end:
- return 0;
-
-error:
- *list = NULL;
- *count = 0;
- return -1;
-}
-
-struct bt_context *bt_ctf_event_get_context(const struct bt_ctf_event *ctf_event)
-{
- struct bt_context *ret = NULL;
- const struct ctf_file_stream *cfs;
- const struct ctf_trace *trace;
- const struct ctf_event_definition *event;
-
- if (!ctf_event)
- return NULL;
-
- event = ctf_event->parent;
- cfs = container_of(event->stream, const struct ctf_file_stream,
- parent);
- trace = cfs->parent.stream_class->trace;
- if (trace->parent.ctx)
- ret = trace->parent.ctx;
-
- return ret;
-}
-
-int bt_ctf_event_get_handle_id(const struct bt_ctf_event *ctf_event)
-{
- int ret = -1;
- const struct ctf_file_stream *cfs;
- const struct ctf_trace *trace;
- const struct ctf_event_definition *event;
-
- if (!ctf_event)
- return -EINVAL;
-
- event = ctf_event->parent;
- cfs = container_of(event->stream, const struct ctf_file_stream,
- parent);
- trace = cfs->parent.stream_class->trace;
- if (trace->parent.handle)
- ret = trace->parent.handle->id;
-
- return ret;
-}
-
-int bt_ctf_get_timestamp(const struct bt_ctf_event *ctf_event, int64_t *timestamp)
-{
- const struct ctf_event_definition *event;
-
- if (!ctf_event || !timestamp)
- return -1;
-
- event = ctf_event->parent;
- if (event && event->stream->has_timestamp)
- *timestamp = event->stream->real_timestamp;
- else
- return -1;
- return 0;
-}
-
-uint64_t bt_ctf_get_cycles(const struct bt_ctf_event *ctf_event)
-{
- const struct ctf_event_definition *event;
-
- if (!ctf_event)
- return -1ULL;
-
- event = ctf_event->parent;
- if (event && event->stream->has_timestamp)
- return event->stream->cycles_timestamp;
- else
- return -1ULL;
-}
-
-static void bt_ctf_field_set_error(int error)
-{
- bt_ctf_last_field_error = error;
-}
-
-int bt_ctf_field_get_error(void)
-{
- int ret;
- ret = bt_ctf_last_field_error;
- bt_ctf_last_field_error = 0;
-
- return ret;
-}
-
-static const struct declaration_integer *
-get_declaration_integer(const struct bt_declaration *decl)
-{
- if (!decl || bt_ctf_field_type(decl) != CTF_TYPE_INTEGER)
- return NULL;
- return container_of(decl, const struct declaration_integer, p);
-}
-
-static const struct declaration_string *
-get_declaration_string(const struct bt_declaration *decl)
-{
- if (!decl || bt_ctf_field_type(decl) != CTF_TYPE_STRING)
- return NULL;
- return container_of(decl, const struct declaration_string, p);
-}
-
-static const struct declaration_array *
-get_declaration_array(const struct bt_declaration *decl)
-{
- if (!decl || bt_ctf_field_type(decl) != CTF_TYPE_ARRAY)
- return NULL;
- return container_of(decl, const struct declaration_array, p);
-}
-
-static const struct declaration_sequence *
-get_declaration_sequence(const struct bt_declaration *decl)
-{
- if (!decl || bt_ctf_field_type(decl) != CTF_TYPE_SEQUENCE)
- return NULL;
- return container_of(decl, const struct declaration_sequence, p);
-}
-
-int bt_ctf_get_int_signedness(const struct bt_declaration *decl)
-{
- const struct declaration_integer *integer;
-
- integer = get_declaration_integer(decl);
- if (!integer) {
- bt_ctf_field_set_error(-EINVAL);
- return -EINVAL;
- }
- return integer->signedness;
-}
-
-int bt_ctf_get_int_base(const struct bt_declaration *decl)
-{
- const struct declaration_integer *integer;
-
- integer = get_declaration_integer(decl);
- if (!integer) {
- bt_ctf_field_set_error(-EINVAL);
- return -EINVAL;
- }
- return integer->base;
-}
-
-int bt_ctf_get_int_byte_order(const struct bt_declaration *decl)
-{
- const struct declaration_integer *integer;
-
- integer = get_declaration_integer(decl);
- if (!integer) {
- bt_ctf_field_set_error(-EINVAL);
- return -EINVAL;
- }
- return integer->byte_order;
-}
-
-ssize_t bt_ctf_get_int_len(const struct bt_declaration *decl)
-{
- const struct declaration_integer *integer;
-
- integer = get_declaration_integer(decl);
- if (!integer) {
- bt_ctf_field_set_error(-EINVAL);
- return -EINVAL;
- }
- return (ssize_t) integer->len;
-}
-
-const struct bt_definition *bt_ctf_get_enum_int(const struct bt_definition *field)
-{
- const struct definition_enum *def_enum;
-
- if (!field || bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) != CTF_TYPE_ENUM) {
- bt_ctf_field_set_error(-EINVAL);
- return NULL;
- }
- def_enum = container_of(field, const struct definition_enum, p);
- return &def_enum->integer->p;
-}
-
-const char *bt_ctf_get_enum_str(const struct bt_definition *field)
-{
- const struct definition_enum *def_enum;
- const struct declaration_enum *decl_enum;
- GArray *array;
- const char *ret;
-
- if (!field || bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) != CTF_TYPE_ENUM) {
- bt_ctf_field_set_error(-EINVAL);
- return NULL;
- }
- def_enum = container_of(field, const struct definition_enum, p);
- decl_enum = def_enum->declaration;
- if (bt_get_int_signedness(&def_enum->integer->p)) {
- array = bt_enum_int_to_quark_set(decl_enum,
- bt_get_signed_int(&def_enum->integer->p));
- } else {
- array = bt_enum_uint_to_quark_set(decl_enum,
- bt_get_unsigned_int(&def_enum->integer->p));
- }
- if (!array) {
- bt_ctf_field_set_error(-ENOENT);
- return NULL;
- }
-
- if (array->len == 0) {
- g_array_unref(array);
- bt_ctf_field_set_error(-ENOENT);
- return NULL;
- }
- /* Return first string. Arbitrary choice. */
- ret = g_quark_to_string(g_array_index(array, GQuark, 0));
- g_array_unref(array);
- return ret;
-}
-
-enum ctf_string_encoding bt_ctf_get_encoding(const struct bt_declaration *decl)
-{
- enum ctf_string_encoding ret = 0;
- enum ctf_type_id type;
- const struct declaration_integer *integer;
- const struct declaration_string *string;
- const struct declaration_array *array;
- const struct declaration_sequence *sequence;
-
- if (!decl)
- goto error;
-
- type = bt_ctf_field_type(decl);
-
- switch (type) {
- case CTF_TYPE_ARRAY:
- array = get_declaration_array(decl);
- if (!array)
- goto error;
- integer = get_declaration_integer(array->elem);
- if (!integer)
- goto error;
- ret = integer->encoding;
- break;
- case CTF_TYPE_SEQUENCE:
- sequence = get_declaration_sequence(decl);
- if (!sequence)
- goto error;
- integer = get_declaration_integer(sequence->elem);
- if (!integer)
- goto error;
- ret = integer->encoding;
- break;
- case CTF_TYPE_STRING:
- string = get_declaration_string(decl);
- if (!string)
- goto error;
- ret = string->encoding;
- break;
- case CTF_TYPE_INTEGER:
- integer = get_declaration_integer(decl);
- if (!integer)
- goto error;
- ret = integer->encoding;
- break;
- default:
- goto error;
- }
- return ret;
-
-error:
- bt_ctf_field_set_error(-EINVAL);
- return -1;
-}
-
-int bt_ctf_get_array_len(const struct bt_declaration *decl)
-{
- const struct declaration_array *array;
-
- array = get_declaration_array(decl);
- if (!array)
- goto error;
- return array->len;
-
-error:
- bt_ctf_field_set_error(-EINVAL);
- return -1;
-}
-
-uint64_t bt_ctf_get_uint64(const struct bt_definition *field)
-{
- uint64_t ret = 0;
-
- if (field && bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_INTEGER)
- ret = bt_get_unsigned_int(field);
- else
- bt_ctf_field_set_error(-EINVAL);
-
- return ret;
-}
-
-int64_t bt_ctf_get_int64(const struct bt_definition *field)
-{
- int64_t ret = 0;
-
- if (field && bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_INTEGER)
- ret = bt_get_signed_int(field);
- else
- bt_ctf_field_set_error(-EINVAL);
-
- return ret;
-}
-
-char *bt_ctf_get_char_array(const struct bt_definition *field)
-{
- char *ret = NULL;
- GString *char_array;
-
- if (field && bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_ARRAY) {
- char_array = bt_get_char_array(field);
- if (char_array) {
- ret = char_array->str;
- goto end;
- }
- }
- bt_ctf_field_set_error(-EINVAL);
-
-end:
- return ret;
-}
-
-char *bt_ctf_get_string(const struct bt_definition *field)
-{
- char *ret = NULL;
-
- if (field && bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_STRING)
- ret = bt_get_string(field);
- else
- bt_ctf_field_set_error(-EINVAL);
-
- return ret;
-}
-
-double bt_ctf_get_float(const struct bt_definition *field)
-{
- double ret = 0.0;
-
- if (field && bt_ctf_field_type(bt_ctf_get_decl_from_def(field)) == CTF_TYPE_FLOAT) {
- ret = bt_get_float(field);
- } else {
- bt_ctf_field_set_error(-EINVAL);
- }
-
- return ret;
-}
-
-const struct bt_definition *bt_ctf_get_variant(const struct bt_definition *field)
-{
- const struct bt_definition *ret = NULL;
-
- if (field && bt_ctf_field_type(
- bt_ctf_get_decl_from_def(field)) == CTF_TYPE_VARIANT) {
- struct definition_variant *variant = container_of(field,
- struct definition_variant, p);
-
- ret = bt_variant_get_current_field(variant);
- } else {
- bt_ctf_field_set_error(-EINVAL);
- }
-
- return ret;
-}
-
-uint64_t bt_ctf_get_struct_field_count(const struct bt_definition *field)
-{
- uint64_t ret = -1;
- const struct bt_declaration *declaration =
- bt_ctf_get_decl_from_def(field);
-
- if (field && bt_ctf_field_type(declaration) == CTF_TYPE_STRUCT) {
- const struct declaration_struct *struct_declaration =
- container_of(declaration, struct declaration_struct, p);
-
- ret = bt_struct_declaration_len(struct_declaration);
- } else {
- bt_ctf_field_set_error(-EINVAL);
- }
-
- return ret;
-}
-
-const struct bt_definition *bt_ctf_get_struct_field_index(
- const struct bt_definition *field, uint64_t i)
-{
- const struct bt_definition *ret = NULL;
-
- if (field && bt_ctf_field_type(
- bt_ctf_get_decl_from_def(field)) == CTF_TYPE_STRUCT &&
- i < bt_ctf_get_struct_field_count(field)) {
- const struct definition_struct *structure = container_of(
- field, struct definition_struct, p);
-
- ret = bt_struct_definition_get_field_from_index(structure, i);
- }
-
- if (!ret) {
- bt_ctf_field_set_error(-EINVAL);
- }
-
- return ret;
-}
-
-int bt_ctf_get_event_decl_list(int handle_id, struct bt_context *ctx,
- struct bt_ctf_event_decl * const **list,
- unsigned int *count)
-{
- struct bt_trace_handle *handle;
- struct bt_trace_descriptor *td;
- struct ctf_trace *tin;
-
- if (!ctx || !list || !count)
- goto error;
-
- handle = g_hash_table_lookup(ctx->trace_handles,
- GUINT_TO_POINTER(handle_id));
- if (!handle)
- goto error;
-
- td = handle->td;
- tin = container_of(td, struct ctf_trace, parent);
-
- *list = (struct bt_ctf_event_decl * const*) tin->event_declarations->pdata;
- *count = tin->event_declarations->len;
- return 0;
-
-error:
- return -1;
-}
-
-const char *bt_ctf_get_decl_event_name(const struct bt_ctf_event_decl *event)
-{
- if (!event)
- return NULL;
-
- return g_quark_to_string(event->parent.name);
-}
-
-uint64_t bt_ctf_get_decl_event_id(const struct bt_ctf_event_decl *event)
-{
- if (!event)
- return (uint64_t)(-1);
-
- return event->parent.id;
-}
-
-int bt_ctf_get_decl_fields(struct bt_ctf_event_decl *event_decl,
- enum ctf_scope scope,
- struct bt_ctf_field_decl const * const **list,
- unsigned int *count)
-{
- int i;
- GArray *fields = NULL;
- gpointer *ret_list = NULL;
- GPtrArray *fields_array = NULL;
- int ret = 0;
-
- if (!event_decl || !list || !count)
- return -EINVAL;
-
- *count = 0;
- switch (scope) {
- case BT_EVENT_CONTEXT:
- if (event_decl->context_decl) {
- ret_list = event_decl->context_decl->pdata;
- *count = event_decl->context_decl->len;
- goto end;
- }
- event_decl->context_decl = g_ptr_array_new();
- if (!event_decl->parent.context_decl) {
- ret = -1;
- goto end;
- }
- fields = event_decl->parent.context_decl->fields;
- fields_array = event_decl->context_decl;
- break;
- case BT_EVENT_FIELDS:
- if (event_decl->fields_decl) {
- ret_list = event_decl->fields_decl->pdata;
- *count = event_decl->fields_decl->len;
- goto end;
- }
- event_decl->fields_decl = g_ptr_array_new();
- if (!event_decl->parent.fields_decl) {
- ret = -1;
- goto end;
- }
- fields = event_decl->parent.fields_decl->fields;
- fields_array = event_decl->fields_decl;
- break;
- case BT_STREAM_PACKET_CONTEXT:
- if (event_decl->packet_context_decl) {
- ret_list = event_decl->packet_context_decl->pdata;
- *count = event_decl->packet_context_decl->len;
- goto end;
- }
- event_decl->packet_context_decl = g_ptr_array_new();
- if (!event_decl->parent.stream->packet_context_decl) {
- ret = -1;
- goto end;
- }
- fields = event_decl->parent.stream->packet_context_decl->fields;
- fields_array = event_decl->packet_context_decl;
- break;
- case BT_STREAM_EVENT_CONTEXT:
- if (event_decl->event_context_decl) {
- ret_list = event_decl->event_context_decl->pdata;
- *count = event_decl->event_context_decl->len;
- goto end;
- }
- event_decl->event_context_decl = g_ptr_array_new();
- if (!event_decl->parent.stream->event_context_decl) {
- ret = -1;
- goto end;
- }
- fields = event_decl->parent.stream->event_context_decl->fields;
- fields_array = event_decl->event_context_decl;
- break;
- case BT_STREAM_EVENT_HEADER:
- if (event_decl->event_header_decl) {
- ret_list = event_decl->event_header_decl->pdata;
- *count = event_decl->event_header_decl->len;
- goto end;
- }
- event_decl->event_header_decl = g_ptr_array_new();
- if (!event_decl->parent.stream->event_header_decl) {
- ret = -1;
- goto end;
- }
- fields = event_decl->parent.stream->event_header_decl->fields;
- fields_array = event_decl->event_header_decl;
- break;
- case BT_TRACE_PACKET_HEADER:
- if (event_decl->packet_header_decl) {
- ret_list = event_decl->packet_header_decl->pdata;
- *count = event_decl->packet_header_decl->len;
- goto end;
- }
- event_decl->packet_header_decl = g_ptr_array_new();
- if (!event_decl->parent.stream->trace->packet_header_decl) {
- ret = -1;
- goto end;
- }
- fields = event_decl->parent.stream->trace->packet_header_decl->fields;
- fields_array = event_decl->packet_header_decl;
- break;
- }
-
- for (i = 0; i < fields->len; i++) {
- g_ptr_array_add(fields_array,
- &g_array_index(fields,
- struct declaration_field, i));
- }
- ret_list = fields_array->pdata;
- *count = fields->len;
-
-end:
- *list = (struct bt_ctf_field_decl const* const*) ret_list;
-
- return ret;
-}
-
-const char *bt_ctf_get_decl_field_name(const struct bt_ctf_field_decl *field)
-{
- if (!field)
- return NULL;
-
- return rem_(g_quark_to_string(((struct declaration_field *) field)->name));
-}
-
-const struct bt_declaration *bt_ctf_get_decl_from_def(const struct bt_definition *def)
-{
- if (def)
- return def->declaration;
-
- return NULL;
-}
-
-const struct bt_declaration *bt_ctf_get_decl_from_field_decl(
- const struct bt_ctf_field_decl *field)
-{
- if (field)
- return ((struct declaration_field *) field)->declaration;
-
- return NULL;
-}
projects / babeltrace.git / blobdiff