-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_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_destroy,
- [BT_CTF_FIELD_TYPE_ID_ENUM] =
- bt_ctf_field_type_enumeration_destroy,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] =
- bt_ctf_field_type_floating_point_destroy,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_destroy,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_destroy,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_destroy,
- [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_destroy,
- [BT_CTF_FIELD_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_integer_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_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_freeze,
- [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_freeze,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] = generic_field_type_freeze,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_freeze,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_freeze,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_freeze,
- [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_freeze,
- [BT_CTF_FIELD_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_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_serialize,
- [BT_CTF_FIELD_TYPE_ID_ENUM] =
- bt_ctf_field_type_enumeration_serialize,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] =
- bt_ctf_field_type_floating_point_serialize,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] =
- bt_ctf_field_type_structure_serialize,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_serialize,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_serialize,
- [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_serialize,
- [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_type_string_serialize,
-};
-
-static
-void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order byte_order);
-static
-void bt_ctf_field_type_enumeration_set_byte_order(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order byte_order);
-static
-void bt_ctf_field_type_floating_point_set_byte_order(
- struct bt_ctf_field_type *, enum bt_ctf_byte_order byte_order);
-static
-void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order byte_order);
-static
-void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order byte_order);
-static
-void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order byte_order);
-static
-void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order byte_order);
-
-static
-void (* const set_byte_order_funcs[])(struct bt_ctf_field_type *,
- enum bt_ctf_byte_order) = {
- [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_set_byte_order,
- [BT_CTF_FIELD_TYPE_ID_ENUM] =
- bt_ctf_field_type_enumeration_set_byte_order,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] =
- bt_ctf_field_type_floating_point_set_byte_order,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] =
- bt_ctf_field_type_structure_set_byte_order,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_set_byte_order,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_set_byte_order,
- [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_set_byte_order,
- [BT_CTF_FIELD_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_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_copy,
- [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_copy,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_type_floating_point_copy,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_copy,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_copy,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_copy,
- [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_copy,
- [BT_CTF_FIELD_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_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_compare,
- [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_compare,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_type_floating_point_compare,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_compare,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_compare,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_compare,
- [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_type_sequence_compare,
- [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_type_string_compare,
-};
-
-static
-int bt_ctf_field_type_integer_validate(struct bt_ctf_field_type *);
-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_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_type_integer_validate,
- [BT_CTF_FIELD_TYPE_ID_FLOAT] = NULL,
- [BT_CTF_FIELD_TYPE_ID_STRING] = NULL,
- [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_type_enumeration_validate,
- [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_type_structure_validate,
- [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_type_variant_validate,
- [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_type_array_validate,
- [BT_CTF_FIELD_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)
-{
- if (!field) {
- return;
- }
-
- BT_LOGD("Destroying structure/variant field type's field object: "
- "addr=%p, field-ft-addr=%p, field-name=\"%s\"",
- field, field->type, g_quark_to_string(field->name));
- BT_LOGD_STR("Putting field type.");
- 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;
-
- if (overlap_query->overlaps) {
- BT_LOGV("Overlapping enumeration field type mappings: "
- "mapping-name=\"%s\", "
- "mapping-a-range-start=%" PRId64 ", "
- "mapping-a-range-end=%" PRId64 ", "
- "mapping-b-range-start=%" PRId64 ", "
- "mapping-b-range-end=%" PRId64,
- g_quark_to_string(mapping->string),
- mapping->range_start._signed,
- mapping->range_end._signed,
- overlap_query->range_start._signed,
- overlap_query->range_end._signed);
- }
-}
-
-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;
-
- if (overlap_query->overlaps) {
- BT_LOGW("Overlapping enumeration field type mappings: "
- "mapping-name=\"%s\", "
- "mapping-a-range-start=%" PRIu64 ", "
- "mapping-a-range-end=%" PRIu64 ", "
- "mapping-b-range-start=%" PRIu64 ", "
- "mapping-b-range-end=%" PRIu64,
- g_quark_to_string(mapping->string),
- mapping->range_start._unsigned,
- mapping->range_end._unsigned,
- overlap_query->range_start._unsigned,
- overlap_query->range_end._unsigned);
- }
-}
-
-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, bt_bool init_bo)
-{
- assert(type && (type->id > BT_CTF_FIELD_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;
- const enum bt_ctf_byte_order bo = BT_CTF_BYTE_ORDER_NATIVE;
-
- BT_LOGD("Setting initial field type's byte order: bo=%s",
- bt_ctf_byte_order_string(bo));
- ret = bt_ctf_field_type_set_byte_order(type, bo);
- assert(ret == 0);
- }
-
- type->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);
- GQuark underscore_name_quark;
- struct structure_field *field;
- GString *underscore_name = g_string_new(NULL);
-
- if (!underscore_name) {
- BT_LOGE_STR("Failed to allocate a GString.");
- ret = -1;
- goto end;
- }
-
- g_string_assign(underscore_name, "_");
- g_string_append(underscore_name, field_name);
- underscore_name_quark = g_quark_from_string(underscore_name->str);
-
- /* 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)) {
- BT_LOGW("Structure or variant field type already contains a field type with this name: "
- "field-name=\"%s\"", field_name);
- ret = -1;
- goto end;
- }
-
- if (g_hash_table_lookup_extended(field_name_to_index,
- GUINT_TO_POINTER(underscore_name_quark), NULL, NULL)) {
- BT_LOGW("Structure or variant field type already contains a field type with this name: "
- "field-name=\"%s\"", underscore_name->str);
- ret = -1;
- goto end;
- }
-
- field = g_new0(struct structure_field, 1);
- if (!field) {
- BT_LOGE_STR("Failed to allocate one structure/variant field type 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,
- GUINT_TO_POINTER(name_quark),
- GUINT_TO_POINTER(fields->len));
- g_hash_table_insert(field_name_to_index,
- GUINT_TO_POINTER(underscore_name_quark),
- GUINT_TO_POINTER(fields->len));
- g_ptr_array_add(fields, field);
- BT_LOGV("Added structure/variant field type field: field-ft-addr=%p, "
- "field-name=\"%s\"", field_type, field_name);
-end:
- g_string_free(underscore_name, TRUE);
- return ret;
-}
-
-static
-void bt_ctf_field_type_destroy(struct bt_object *obj)
-{
- struct bt_ctf_field_type *type;
- enum bt_ctf_field_type_id type_id;
-
- type = container_of(obj, struct bt_ctf_field_type, base);
- type_id = type->id;
- assert(type_id > BT_CTF_FIELD_TYPE_ID_UNKNOWN &&
- type_id < BT_CTF_NR_TYPE_IDS);
- type_destroy_funcs[type_id](type);
-}
-
-static
-int bt_ctf_field_type_integer_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
-
- struct bt_ctf_field_type_integer *integer =
- container_of(type, struct bt_ctf_field_type_integer,
- parent);
-
- if (integer->mapped_clock && integer->is_signed) {
- BT_LOGW("Invalid integer field type: cannot be signed and have a mapped clock class: "
- "ft-addr=%p, clock-class-addr=%p, clock-class-name=\"%s\"",
- type, integer->mapped_clock,
- bt_ctf_clock_class_get_name(integer->mapped_clock));
- ret = -1;
- goto end;
- }
-
-end:
- return ret;
-}
-
-static
-struct enumeration_mapping *get_enumeration_mapping(
- struct bt_ctf_field_type *type, uint64_t 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) {
- BT_LOGW("Invalid parameter: index is out of bounds: "
- "addr=%p, index=%" PRIu64 ", count=%u",
- type, index, enumeration->entries->len);
- goto end;
- }
-
- mapping = g_ptr_array_index(enumeration->entries, index);
-end:
- return mapping;
-}
-
-/*
- * Note: This algorithm is O(n^2) vs number of enumeration mappings.
- * Only used when freezing an enumeration.
- */
-static
-void set_enumeration_range_overlap(
- struct bt_ctf_field_type *type)
-{
- int64_t i, j, len;
- struct bt_ctf_field_type *container_type;
- struct bt_ctf_field_type_enumeration *enumeration_type;
- int is_signed;
-
- BT_LOGV("Setting enumeration field type's overlap flag: addr=%p",
- type);
- enumeration_type = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
-
- len = enumeration_type->entries->len;
- container_type = enumeration_type->container;
- is_signed = bt_ctf_field_type_integer_get_signed(container_type);
-
- for (i = 0; i < len; i++) {
- for (j = i + 1; j < len; j++) {
- struct enumeration_mapping *mapping[2];
-
- mapping[0] = get_enumeration_mapping(type, i);
- mapping[1] = get_enumeration_mapping(type, j);
- if (is_signed) {
- if (mapping[0]->range_start._signed
- <= mapping[1]->range_end._signed
- && mapping[0]->range_end._signed
- >= mapping[1]->range_start._signed) {
- enumeration_type->has_overlapping_ranges = BT_TRUE;
- goto end;
- }
- } else {
- if (mapping[0]->range_start._unsigned
- <= mapping[1]->range_end._unsigned
- && mapping[0]->range_end._unsigned
- >= mapping[1]->range_start._unsigned) {
- enumeration_type->has_overlapping_ranges = BT_TRUE;
- goto end;
- }
- }
- }
- }
-
-end:
- if (enumeration_type->has_overlapping_ranges) {
- BT_LOGV_STR("Enumeration field type has overlapping ranges.");
- } else {
- BT_LOGV_STR("Enumeration field type has no overlapping ranges.");
- }
-}
-
-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);
-
- assert(container_type);
- ret = bt_ctf_field_type_validate(container_type);
- if (ret) {
- BT_LOGW("Invalid enumeration field type: container type is invalid: "
- "enum-ft-addr=%p, int-ft-addr=%p",
- type, container_type);
- goto end;
- }
-
- /* Ensure enum has entries */
- if (enumeration->entries->len == 0) {
- BT_LOGW("Invalid enumeration field type: no entries: "
- "addr=%p", type);
- ret = -1;
- goto end;
- }
-
-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) {
- BT_LOGW("Invalid sequence field type: no length field name: "
- "addr=%p", type);
- ret = -1;
- goto end;
- }
-
- element_type = bt_ctf_field_type_sequence_get_element_type(type);
- assert(element_type);
- ret = bt_ctf_field_type_validate(element_type);
- if (ret) {
- BT_LOGW("Invalid sequence field type: invalid element field type: "
- "seq-ft-addr=%p, element-ft-add=%p",
- type, 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);
- assert(element_type);
- ret = bt_ctf_field_type_validate(element_type);
- if (ret) {
- BT_LOGW("Invalid array field type: invalid element field type: "
- "array-ft-addr=%p, element-ft-add=%p",
- type, element_type);
- }
-
- 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;
- int64_t field_count = bt_ctf_field_type_structure_get_field_count(type);
- int64_t i;
-
- assert(field_count >= 0);
-
- for (i = 0; i < field_count; ++i) {
- const char *field_name;
-
- ret = bt_ctf_field_type_structure_get_field_by_index(type,
- &field_name, &child_type, i);
- assert(ret == 0);
- ret = bt_ctf_field_type_validate(child_type);
- if (ret) {
- BT_LOGW("Invalid structure field type: "
- "a contained field type is invalid: "
- "struct-ft-addr=%p, field-ft-addr=%p, "
- "field-name=\"%s\", field-index=%" PRId64,
- type, child_type, field_name, i);
- goto end;
- }
-
- BT_PUT(child_type);
- }
-
-end:
- BT_PUT(child_type);
-
- return ret;
-}
-
-static
-bt_bool bt_ctf_field_type_enumeration_has_overlapping_ranges(
- struct bt_ctf_field_type_enumeration *enumeration_type)
-{
- if (!enumeration_type->parent.frozen) {
- set_enumeration_range_overlap(&enumeration_type->parent);
- }
- return enumeration_type->has_overlapping_ranges;
-}
-
-static
-int bt_ctf_field_type_variant_validate(struct bt_ctf_field_type *type)
-{
- int ret = 0;
- int64_t 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);
- int64_t i;
-
- if (variant->tag_name->len == 0) {
- BT_LOGW("Invalid variant field type: no tag field name: "
- "addr=%p", type);
- ret = -1;
- goto end;
- }
-
- if (!variant->tag) {
- BT_LOGW("Invalid variant field type: no tag field type: "
- "addr=%p, tag-field-name=\"%s\"", type,
- variant->tag_name->str);
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_enumeration_has_overlapping_ranges(
- variant->tag)) {
- BT_LOGW("Invalid variant field type: enumeration tag field type has overlapping ranges: "
- "variant-ft-addr=%p, tag-field-name=\"%s\", "
- "enum-ft-addr=%p", type, variant->tag_name->str,
- variant->tag);
- ret = -1;
- goto end;
- }
-
- /*
- * It is valid to have a variant field type which does not have
- * the fields corresponding to each label in the associated
- * enumeration.
- *
- * It is also valid to have variant field type fields which
- * cannot be selected because the variant field type tag has no
- * mapping named as such. This scenario, while not ideal, cannot
- * cause any error.
- *
- * If a non-existing field happens to be selected by an
- * enumeration while reading a variant field, an error will be
- * generated at that point (while reading the stream).
- */
- field_count = bt_ctf_field_type_variant_get_field_count(type);
- if (field_count < 0) {
- BT_LOGW("Invalid variant field type: no fields: "
- "addr=%p, tag-field-name=\"%s\"",
- type, variant->tag_name->str);
- ret = -1;
- goto end;
- }
-
- for (i = 0; i < field_count; ++i) {
- const char *field_name;
-
- ret = bt_ctf_field_type_variant_get_field_by_index(type,
- &field_name, &child_type, i);
- assert(ret == 0);
- ret = bt_ctf_field_type_validate(child_type);
- if (ret) {
- BT_LOGW("Invalid variant field type: "
- "a contained field type is invalid: "
- "variant-ft-addr=%p, tag-field-name=\"%s\", "
- "field-ft-addr=%p, field-name=\"%s\", "
- "field-index=%" PRId64,
- type, variant->tag_name->str, child_type,
- field_name, i);
- 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_field_type_id id = bt_ctf_field_type_get_type_id(type);
-
- assert(type);
-
- 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 */
- BT_LOGV("Marking field type as valid: addr=%p", type);
- 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);
-
- BT_LOGD("Creating integer field type object: size=%u", size);
-
- if (!integer) {
- BT_LOGE_STR("Failed to allocate one integer field type.");
- return NULL;
- }
-
- if (size == 0 || size > 64) {
- BT_LOGW("Invalid parameter: size must be between 1 and 64: "
- "size=%u", size);
- return NULL;
- }
-
- integer->parent.id = BT_CTF_FIELD_TYPE_ID_INTEGER;
- integer->size = size;
- integer->base = BT_CTF_INTEGER_BASE_DECIMAL;
- integer->encoding = BT_CTF_STRING_ENCODING_NONE;
- bt_ctf_field_type_init(&integer->parent, TRUE);
- BT_LOGD("Created integer field type object: addr=%p, size=%u",
- &integer->parent, size);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = (int) integer->size;
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = integer->is_signed;
-end:
- return ret;
-}
-
-bt_bool bt_ctf_field_type_integer_is_signed(
- struct bt_ctf_field_type *int_field_type)
-{
- return bt_ctf_field_type_integer_get_signed(int_field_type) ?
- BT_TRUE : BT_FALSE;
-}
-
-int bt_ctf_field_type_integer_set_signed(struct bt_ctf_field_type *type,
- bt_bool is_signed)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- integer->is_signed = !!is_signed;
- BT_LOGV("Set integer field type's signedness: addr=%p, is-signed=%d",
- type, is_signed);
-end:
- return ret;
-}
-
-int bt_ctf_field_type_integer_set_size(struct bt_ctf_field_type *type,
- unsigned int size)
-{
- int ret = 0;
- struct bt_ctf_field_type_integer *integer;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (size == 0 || size > 64) {
- BT_LOGW("Invalid parameter: size must be between 1 and 64: "
- "addr=%p, size=%u", type, size);
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- integer->size = size;
- BT_LOGV("Set integer field type's size: addr=%p, size=%u",
- type, size);
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = integer->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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- switch (base) {
- case BT_CTF_INTEGER_BASE_UNSPECIFIED:
- 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->base = base;
- break;
- }
- default:
- BT_LOGW("Invalid parameter: unknown integer field type base: "
- "addr=%p, base=%d", type, base);
- ret = -1;
- }
-
- BT_LOGV("Set integer field type's base: addr=%p, base=%s",
- type, bt_ctf_integer_base_string(base));
-
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- ret = integer->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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (encoding < BT_CTF_STRING_ENCODING_NONE ||
- encoding >= BT_CTF_STRING_ENCODING_UNKNOWN) {
- BT_LOGW("Invalid parameter: unknown string encoding: "
- "addr=%p, encoding=%d", type, encoding);
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- integer->encoding = encoding;
- BT_LOGV("Set integer field type's encoding: addr=%p, encoding=%s",
- type, bt_ctf_string_encoding_string(encoding));
-end:
- return ret;
-}
-
-struct bt_ctf_clock_class *bt_ctf_field_type_integer_get_mapped_clock_class(
- struct bt_ctf_field_type *type)
-{
- struct bt_ctf_field_type_integer *integer;
- struct bt_ctf_clock_class *clock_class = NULL;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- clock_class = integer->mapped_clock;
- bt_get(clock_class);
-end:
- return clock_class;
-}
-
-BT_HIDDEN
-int bt_ctf_field_type_integer_set_mapped_clock_class_no_check(
- struct bt_ctf_field_type *type,
- struct bt_ctf_clock_class *clock_class)
-{
- struct bt_ctf_field_type_integer *integer;
- int ret = 0;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!clock_class) {
- BT_LOGW_STR("Invalid parameter: clock class is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: field type is not an integer field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- if (!bt_ctf_clock_class_is_valid(clock_class)) {
- BT_LOGW("Invalid parameter: clock class is invalid: ft-addr=%p"
- "clock-class-addr=%p, clock-class-name=\"%s\"",
- type, clock_class,
- bt_ctf_clock_class_get_name(clock_class));
- ret = -1;
- goto end;
- }
-
- integer = container_of(type, struct bt_ctf_field_type_integer, parent);
- bt_put(integer->mapped_clock);
- integer->mapped_clock = bt_get(clock_class);
- BT_LOGV("Set integer field type's mapped clock class: ft-addr=%p, "
- "clock-class-addr=%p, clock-class-name=\"%s\"",
- type, clock_class, bt_ctf_clock_class_get_name(clock_class));
-end:
- return ret;
-}
-
-int bt_ctf_field_type_integer_set_mapped_clock_class(
- struct bt_ctf_field_type *type,
- struct bt_ctf_clock_class *clock_class)
-{
- int ret = 0;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_integer_set_mapped_clock_class_no_check(
- type, clock_class);
-
-end:
- return ret;
-}
-
-static
-void bt_ctf_field_type_enum_iter_destroy(struct bt_object *obj)
-{
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter =
- container_of(obj,
- struct bt_ctf_field_type_enumeration_mapping_iterator,
- base);
-
- BT_LOGD("Destroying enumeration field type mapping iterator: addr=%p",
- obj);
- BT_LOGD_STR("Putting parent enumeration field type.");
- bt_put(&iter->enumeration_type->parent);
- g_free(iter);
-}
-
-static
-struct bt_ctf_field_type_enumeration_mapping_iterator *
-bt_ctf_field_type_enumeration_find_mappings_type(
- struct bt_ctf_field_type *type,
- enum bt_ctf_field_type_enumeration_mapping_iterator_type iterator_type)
-{
- struct bt_ctf_field_type_enumeration *enumeration_type;
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter = NULL;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ENUM) {
- BT_LOGW("Invalid parameter: field type is not an enumeration field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- enumeration_type = container_of(type,
- struct bt_ctf_field_type_enumeration, parent);
- iter = g_new0(struct bt_ctf_field_type_enumeration_mapping_iterator, 1);
- if (!iter) {
- BT_LOGE_STR("Failed to allocate one enumeration field type mapping.");
- goto end;
- }
-
- bt_object_init(&iter->base, bt_ctf_field_type_enum_iter_destroy);
- bt_get(type);
- iter->enumeration_type = enumeration_type;
- iter->index = -1;
- iter->type = iterator_type;
-end:
- return iter;
-}
-
-struct bt_ctf_field_type_enumeration_mapping_iterator *
-bt_ctf_field_type_enumeration_find_mappings_by_name(
- struct bt_ctf_field_type *type, const char *name)
-{
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter;
-
- iter = bt_ctf_field_type_enumeration_find_mappings_type(
- type, ITERATOR_BY_NAME);
- if (!iter) {
- BT_LOGE("Cannot create enumeration field type mapping iterator: "
- "ft-addr=%p, mapping-name=\"%s\"", type, name);
- goto error;
- }
-
- iter->u.name_quark = g_quark_try_string(name);
- if (!iter->u.name_quark) {
- /*
- * No results are possible, set the iterator's position at the
- * end.
- */
- iter->index = iter->enumeration_type->entries->len;
- }
- return iter;
-error:
- bt_put(iter);
- return NULL;
-}
-
-int bt_ctf_field_type_enumeration_mapping_iterator_next(
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter)
-{
- struct bt_ctf_field_type_enumeration *enumeration;
- struct bt_ctf_field_type *type;
- int i, ret = 0, len;
-
- if (!iter) {
- BT_LOGW_STR("Invalid parameter: enumeration field type mapping iterator is NULL.");
- ret = -1;
- goto end;
- }
-
- enumeration = iter->enumeration_type;
- type = &enumeration->parent;
- len = enumeration->entries->len;
- for (i = iter->index + 1; i < len; i++) {
- struct enumeration_mapping *mapping =
- get_enumeration_mapping(type, i);
-
- switch (iter->type) {
- case ITERATOR_BY_NAME:
- if (mapping->string == iter->u.name_quark) {
- iter->index = i;
- goto end;
- }
- break;
- case ITERATOR_BY_SIGNED_VALUE:
- {
- int64_t value = iter->u.signed_value;
-
- if (value >= mapping->range_start._signed &&
- value <= mapping->range_end._signed) {
- iter->index = i;
- goto end;
- }
- break;
- }
- case ITERATOR_BY_UNSIGNED_VALUE:
- {
- uint64_t value = iter->u.unsigned_value;
-
- if (value >= mapping->range_start._unsigned &&
- value <= mapping->range_end._unsigned) {
- iter->index = i;
- goto end;
- }
- break;
- }
- default:
- BT_LOGF("Invalid enumeration field type mapping iterator type: "
- "type=%d", iter->type);
- abort();
- }
- }
-
- ret = -1;
-end:
- return ret;
-}
-
-struct bt_ctf_field_type_enumeration_mapping_iterator *
-bt_ctf_field_type_enumeration_find_mappings_by_signed_value(
- struct bt_ctf_field_type *type, int64_t value)
-{
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter;
-
- iter = bt_ctf_field_type_enumeration_find_mappings_type(
- type, ITERATOR_BY_SIGNED_VALUE);
- if (!iter) {
- BT_LOGE("Cannot create enumeration field type mapping iterator: "
- "ft-addr=%p, value=%" PRId64, type, value);
- goto error;
- }
-
- if (bt_ctf_field_type_integer_get_signed(
- iter->enumeration_type->container) != 1) {
- BT_LOGW("Invalid parameter: enumeration field type is unsigned: "
- "enum-ft-addr=%p, int-ft-addr=%p",
- type, iter->enumeration_type->container);
- goto error;
- }
-
- iter->u.signed_value = value;
- return iter;
-error:
- bt_put(iter);
- return NULL;
-}
-
-struct bt_ctf_field_type_enumeration_mapping_iterator *
-bt_ctf_field_type_enumeration_find_mappings_by_unsigned_value(
- struct bt_ctf_field_type *type, uint64_t value)
-{
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter;
-
- iter = bt_ctf_field_type_enumeration_find_mappings_type(
- type, ITERATOR_BY_UNSIGNED_VALUE);
- if (!iter) {
- BT_LOGE("Cannot create enumeration field type mapping iterator: "
- "ft-addr=%p, value=%" PRIu64, type, value);
- goto error;
- }
-
- if (bt_ctf_field_type_integer_get_signed(
- iter->enumeration_type->container) != 0) {
- BT_LOGW("Invalid parameter: enumeration field type is signed: "
- "enum-ft-addr=%p, int-ft-addr=%p",
- type, iter->enumeration_type->container);
- goto error;
- }
- iter->u.unsigned_value = value;
- return iter;
-error:
- bt_put(iter);
- return NULL;
-}
-
-int bt_ctf_field_type_enumeration_mapping_iterator_get_signed(
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter,
- const char **mapping_name, int64_t *range_begin,
- int64_t *range_end)
-{
- int ret = 0;
-
- if (!iter) {
- BT_LOGW_STR("Invalid parameter: enumeration field type mapping iterator is NULL.");
- ret = -1;
- goto end;
- }
-
- if (iter->index == -1) {
- BT_LOGW_STR("Invalid enumeration field type mapping iterator access: position=-1");
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_enumeration_get_mapping_signed(
- &iter->enumeration_type->parent, iter->index,
- mapping_name, range_begin, range_end);
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_mapping_iterator_get_unsigned(
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter,
- const char **mapping_name, uint64_t *range_begin,
- uint64_t *range_end)
-{
- int ret = 0;
-
- if (!iter) {
- BT_LOGW_STR("Invalid parameter: enumeration field type mapping iterator is NULL.");
- ret = -1;
- goto end;
- }
-
- if (iter->index == -1) {
- BT_LOGW_STR("Invalid enumeration field type mapping iterator access: position=-1");
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_field_type_enumeration_get_mapping_unsigned(
- &iter->enumeration_type->parent, iter->index,
- mapping_name, range_begin, range_end);
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_signed(
- struct bt_ctf_field_type *enum_field_type,
- uint64_t index, const char **mapping_name, int64_t *range_begin,
- int64_t *range_end)
-{
- int ret = 0;
- struct enumeration_mapping *mapping;
-
- if (!enum_field_type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- mapping = get_enumeration_mapping(enum_field_type, index);
- if (!mapping) {
- /* get_enumeration_mapping() reports any error */
- ret = -1;
- goto end;
- }
-
- if (mapping_name) {
- *mapping_name = g_quark_to_string(mapping->string);
- assert(*mapping_name);
- }
-
- if (range_begin) {
- *range_begin = mapping->range_start._signed;
- }
-
- if (range_end) {
- *range_end = mapping->range_end._signed;
- }
-end:
- return ret;
-}
-
-int bt_ctf_field_type_enumeration_get_mapping_unsigned(
- struct bt_ctf_field_type *enum_field_type,
- uint64_t index,
- const char **mapping_name, uint64_t *range_begin,
- uint64_t *range_end)
-{
- int ret = 0;
- struct enumeration_mapping *mapping;
-
- if (!enum_field_type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- mapping = get_enumeration_mapping(enum_field_type, index);
- if (!mapping) {
- /* get_enumeration_mapping() reports any error */
- ret = -1;
- goto end;
- }
-
- if (mapping_name) {
- *mapping_name = g_quark_to_string(mapping->string);
- assert(*mapping_name);
- }
-
- if (range_begin) {
- *range_begin = mapping->range_start._unsigned;
- }
-
- if (range_end) {
- *range_end = mapping->range_end._unsigned;
- }
-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;
-
- BT_LOGD("Creating enumeration field type object: int-ft-addr=%p",
- integer_container_type);
-
- if (!integer_container_type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto error;
- }
-
- if (integer_container_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
- BT_LOGW("Invalid parameter: container field type is not an integer field type: "
- "container-ft-addr=%p, container-ft-id=%s",
- integer_container_type,
- bt_ctf_field_type_id_string(integer_container_type->id));
- goto error;
- }
-
- enumeration = g_new0(struct bt_ctf_field_type_enumeration, 1);
- if (!enumeration) {
- BT_LOGE_STR("Failed to allocate one enumeration field type.");
- goto error;
- }
-
- enumeration->parent.id = BT_CTF_FIELD_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);
- BT_LOGD("Created enumeration field type object: addr=%p, "
- "int-ft-addr=%p, int-ft-size=%u",
- &enumeration->parent, integer_container_type,
- bt_ctf_field_type_integer_get_size(integer_container_type));
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ENUM) {
- BT_LOGW("Invalid parameter: field type is not an enumeration field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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_signed(
- 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;
- char *escaped_string;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!string) {
- BT_LOGW_STR("Invalid parameter: string is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ENUM) {
- BT_LOGW("Invalid parameter: field type is not an enumeration field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (range_end < range_start) {
- BT_LOGW("Invalid parameter: range's end is lesser than range's start: "
- "addr=%p, range-start=%" PRId64 ", range-end=%" PRId64,
- type, range_start, range_end);
- ret = -1;
- goto end;
- }
-
- if (strlen(string) == 0) {
- BT_LOGW("Invalid parameter: mapping name is an empty string: "
- "enum-ft-addr=%p, mapping-name-addr=%p", type,
- string);
- ret = -1;
- goto end;
- }
-
- escaped_string = g_strescape(string, NULL);
- if (!escaped_string) {
- BT_LOGE("Cannot escape mapping name: enum-ft-addr=%p, "
- "mapping-name-addr=%p, mapping-name=\"%s\"",
- type, string, string);
- ret = -1;
- goto end;
- }
-
- mapping = g_new(struct enumeration_mapping, 1);
- if (!mapping) {
- BT_LOGE_STR("Failed to allocate one enumeration mapping.");
- ret = -1;
- goto error_free;
- }
- mapping_name = g_quark_from_string(escaped_string);
- *mapping = (struct enumeration_mapping) {
- .range_start._signed = range_start,
- .range_end._signed = range_end,
- .string = mapping_name,
- };
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
- g_ptr_array_add(enumeration->entries, mapping);
- g_ptr_array_sort(enumeration->entries,
- (GCompareFunc)compare_enumeration_mappings_signed);
- BT_LOGV("Added mapping to signed enumeration field type: addr=%p, "
- "name=\"%s\", range-start=%" PRId64 ", "
- "range-end=%" PRId64,
- type, string, range_start, range_end);
-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;
- char *escaped_string;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!string) {
- BT_LOGW_STR("Invalid parameter: string is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ENUM) {
- BT_LOGW("Invalid parameter: field type is not an enumeration field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (range_end < range_start) {
- BT_LOGW("Invalid parameter: range's end is lesser than range's start: "
- "addr=%p, range-start=%" PRIu64 ", range-end=%" PRIu64,
- type, range_start, range_end);
- ret = -1;
- goto end;
- }
-
- if (strlen(string) == 0) {
- BT_LOGW("Invalid parameter: mapping name is an empty string: "
- "enum-ft-addr=%p, mapping-name-addr=%p", type,
- string);
- ret = -1;
- goto end;
- }
-
- escaped_string = g_strescape(string, NULL);
- if (!escaped_string) {
- BT_LOGE("Cannot escape mapping name: enum-ft-addr=%p, "
- "mapping-name-addr=%p, mapping-name=\"%s\"",
- type, string, string);
- ret = -1;
- goto end;
- }
-
- mapping = g_new(struct enumeration_mapping, 1);
- if (!mapping) {
- BT_LOGE_STR("Failed to allocate one enumeration mapping.");
- ret = -1;
- goto error_free;
- }
- mapping_name = g_quark_from_string(escaped_string);
- *mapping = (struct enumeration_mapping) {
- .range_start._unsigned = range_start,
- .range_end._unsigned = range_end,
- .string = mapping_name,
- };
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
- g_ptr_array_add(enumeration->entries, mapping);
- g_ptr_array_sort(enumeration->entries,
- (GCompareFunc)compare_enumeration_mappings_unsigned);
- BT_LOGV("Added mapping to unsigned enumeration field type: addr=%p, "
- "name=\"%s\", range-start=%" PRIu64 ", "
- "range-end=%" PRIu64,
- type, string, range_start, range_end);
-error_free:
- free(escaped_string);
-end:
- return ret;
-}
-
-int64_t bt_ctf_field_type_enumeration_get_mapping_count(
- struct bt_ctf_field_type *type)
-{
- int64_t ret = 0;
- struct bt_ctf_field_type_enumeration *enumeration;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = (int64_t) -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ENUM) {
- BT_LOGW("Invalid parameter: field type is not an enumeration field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = (int64_t) -1;
- goto end;
- }
-
- enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
- parent);
- ret = (int64_t) enumeration->entries->len;
-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);
-
- BT_LOGD_STR("Creating floating point number field type object.");
-
- if (!floating_point) {
- BT_LOGE_STR("Failed to allocate one floating point number field type.");
- goto end;
- }
-
- floating_point->parent.id = BT_CTF_FIELD_TYPE_ID_FLOAT;
- floating_point->exp_dig = sizeof(float) * CHAR_BIT - FLT_MANT_DIG;
- floating_point->mant_dig = FLT_MANT_DIG;
- bt_ctf_field_type_init(&floating_point->parent, TRUE);
- BT_LOGD("Created floating point number field type object: addr=%p, "
- "exp-size=%u, mant-size=%u", &floating_point->parent,
- floating_point->exp_dig, floating_point->mant_dig);
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_FLOAT) {
- BT_LOGW("Invalid parameter: field type is not a floating point number field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- ret = (int) floating_point->exp_dig;
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_FLOAT) {
- BT_LOGW("Invalid parameter: field type is not a floating point number field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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)) {
- BT_LOGW("Invalid parameter: invalid exponent size: "
- "addr=%p, exp-size=%u", type, exponent_digits);
- ret = -1;
- goto end;
- }
-
- floating_point->exp_dig = exponent_digits;
- BT_LOGV("Set floating point number field type's exponent size: addr=%p, "
- "exp-size=%u", type, 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_FLOAT) {
- BT_LOGW("Invalid parameter: field type is not a floating point number field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- floating_point = container_of(type,
- struct bt_ctf_field_type_floating_point, parent);
- ret = (int) floating_point->mant_dig;
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_FLOAT) {
- BT_LOGW("Invalid parameter: field type is not a floating point number field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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)) {
- BT_LOGW("Invalid parameter: invalid mantissa size: "
- "addr=%p, mant-size=%u", type, mantissa_digits);
- ret = -1;
- goto end;
- }
-
- floating_point->mant_dig = mantissa_digits;
- BT_LOGV("Set floating point number field type's mantissa size: addr=%p, "
- "mant-size=%u", type, mantissa_digits);
-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);
-
- BT_LOGD_STR("Creating structure field type object.");
-
- if (!structure) {
- BT_LOGE_STR("Failed to allocate one structure field type.");
- goto error;
- }
-
- structure->parent.id = BT_CTF_FIELD_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);
- BT_LOGD("Created structure field type object: addr=%p",
- &structure->parent);
- 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;
-
- /*
- * TODO: check that `field_type` does not contain `type`,
- * recursively.
- */
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!field_name) {
- BT_LOGW_STR("Invalid parameter: field name is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
- BT_LOGW("Invalid parameter: field type is not a structure field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (type == field_type) {
- BT_LOGW("Invalid parameter: structure field type and field type to add are the same: "
- "addr=%p", type);
- 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)) {
- BT_LOGW("Cannot add field to structure field type: "
- "struct-ft-addr=%p, field-ft-addr=%p, field-name=\"%s\"",
- type, field_type, field_name);
- ret = -1;
- goto end;
- }
-
- BT_LOGV("Added structure field type field: struct-ft-addr=%p, "
- "field-ft-addr=%p, field-name=\"%s\"", type,
- field_type, field_name);
-end:
- return ret;
-}
-
-int64_t bt_ctf_field_type_structure_get_field_count(
- struct bt_ctf_field_type *type)
-{
- int64_t ret = 0;
- struct bt_ctf_field_type_structure *structure;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = (int64_t) -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
- BT_LOGW("Invalid parameter: field type is not a structure field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = (int64_t) -1;
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- ret = (int64_t) structure->fields->len;
-end:
- return ret;
-}
-
-int bt_ctf_field_type_structure_get_field_by_index(
- struct bt_ctf_field_type *type,
- const char **field_name, struct bt_ctf_field_type **field_type,
- uint64_t index)
-{
- struct bt_ctf_field_type_structure *structure;
- struct structure_field *field;
- int ret = 0;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
- BT_LOGW("Invalid parameter: field type is not a structure field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- structure = container_of(type, struct bt_ctf_field_type_structure,
- parent);
- if (index >= structure->fields->len) {
- BT_LOGW("Invalid parameter: index is out of bounds: "
- "addr=%p, index=%" PRIu64 ", count=%u",
- type, 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);
- assert(*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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (!name) {
- BT_LOGW_STR("Invalid parameter: name is NULL.");
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- BT_LOGV("No such structure field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, name);
- 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)) {
- BT_LOGV("No such structure field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, name);
- 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;
-
- BT_LOGD("Creating variant field type object: "
- "tag-ft-addr=%p, tag-field-name=\"%s\"",
- enum_tag, tag_name);
-
- if (tag_name && bt_ctf_validate_identifier(tag_name)) {
- BT_LOGW("Invalid parameter: tag field name is not a valid CTF identifier: "
- "tag-ft-addr=%p, tag-field-name=\"%s\"",
- enum_tag, tag_name);
- goto error;
- }
-
- variant = g_new0(struct bt_ctf_field_type_variant, 1);
- if (!variant) {
- BT_LOGE_STR("Failed to allocate one variant field type.");
- goto error;
- }
-
- variant->parent.id = BT_CTF_FIELD_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.alignment = 0;
- BT_LOGD("Created variant field type object: addr=%p, "
- "tag-ft-addr=%p, tag-field-name=\"%s\"",
- &variant->parent, enum_tag, tag_name);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- if (!variant->tag) {
- BT_LOGV("Variant field type has no tag field type: "
- "addr=%p", type);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- if (variant->tag_name->len == 0) {
- BT_LOGV("Variant field type has no tag field name: "
- "addr=%p", type);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_validate_identifier(name)) {
- BT_LOGW("Invalid parameter: tag field name is not a valid CTF identifier: "
- "variant-ft-addr=%p, tag-field-name=\"%s\"",
- type, name);
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant, parent);
- g_string_assign(variant->tag_name, name);
- BT_LOGV("Set variant field type's tag field name: addr=%p, "
- "tag-field-name=\"%s\"", type, 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);
-
- /*
- * TODO: check that `field_type` does not contain `type`,
- * recursively.
- */
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if (type == field_type) {
- BT_LOGW("Invalid parameter: variant field type and field type to add are the same: "
- "addr=%p", type);
- 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 */
- BT_LOGW("Invalid parameter: field name does not name a tag field type's mapping: "
- "variant-ft-addr=%p, tag-ft-addr=%p, "
- "tag-field-name=\"%s\""
- "field-ft-addr=%p, field-name=\"%s\"",
- type, variant->tag, variant->tag_name->str,
- field_type, field_name);
- ret = -1;
- goto end;
- }
- }
-
- if (add_structure_field(variant->fields, variant->field_name_to_index,
- field_type, field_name)) {
- BT_LOGW("Cannot add field to variant field type: "
- "variant-ft-addr=%p, field-ft-addr=%p, field-name=\"%s\"",
- type, field_type, field_name);
- ret = -1;
- goto end;
- }
-
- BT_LOGV("Added variant field type field: variant-ft-addr=%p, "
- "field-ft-addr=%p, field-name=\"%s\"", type,
- field_type, field_name);
-
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (!field_name) {
- BT_LOGW_STR("Invalid parameter: field name is NULL.");
- goto end;
- }
-
- name_quark = g_quark_try_string(field_name);
- if (!name_quark) {
- BT_LOGV("No such variant field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, field_name);
- 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)) {
- BT_LOGV("No such variant field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, field_name);
- 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)
-{
- int ret;
- const char *enum_value;
- struct bt_ctf_field_type *field_type = NULL;
- struct bt_ctf_field_type_enumeration_mapping_iterator *iter = NULL;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: variant field type is NULL.");
- goto end;
- }
-
- if (!tag) {
- BT_LOGW_STR("Invalid parameter: tag field is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- iter = bt_ctf_field_enumeration_get_mappings(tag);
- ret = bt_ctf_field_type_enumeration_mapping_iterator_next(iter);
- if (!iter || ret) {
- BT_LOGE("Cannot get enumeration field type mapping iterator from enumeration field: "
- "enum-field-addr=%p", tag);
- goto end;
- }
-
- ret = bt_ctf_field_type_enumeration_mapping_iterator_get_signed(iter,
- &enum_value, NULL, NULL);
- if (ret) {
- BT_LOGW("Cannot get enumeration field type mapping iterator's current mapping: "
- "iter-addr=%p", iter);
- goto end;
- }
-
- field_type = bt_ctf_field_type_variant_get_field_type_by_name(
- type, enum_value);
-end:
- bt_put(iter);
- return field_type;
-}
-
-int64_t bt_ctf_field_type_variant_get_field_count(struct bt_ctf_field_type *type)
-{
- int64_t ret = 0;
- struct bt_ctf_field_type_variant *variant;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = (int64_t) -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = (int64_t) -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- ret = (int64_t) variant->fields->len;
-end:
- return ret;
-
-}
-
-int bt_ctf_field_type_variant_get_field_by_index(struct bt_ctf_field_type *type,
- const char **field_name, struct bt_ctf_field_type **field_type,
- uint64_t index)
-{
- struct bt_ctf_field_type_variant *variant;
- struct structure_field *field;
- int ret = 0;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- variant = container_of(type, struct bt_ctf_field_type_variant,
- parent);
- if (index >= variant->fields->len) {
- BT_LOGW("Invalid parameter: index is out of bounds: "
- "addr=%p, index=%" PRIu64 ", count=%u",
- type, 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);
- assert(*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;
-
- BT_LOGD("Creating array field type object: element-ft-addr=%p, "
- "length=%u", element_type, length);
-
- if (!element_type) {
- BT_LOGW_STR("Invalid parameter: element field type is NULL.");
- goto error;
- }
-
- if (length == 0) {
- BT_LOGW_STR("Invalid parameter: length is zero.");
- goto error;
- }
-
- array = g_new0(struct bt_ctf_field_type_array, 1);
- if (!array) {
- BT_LOGE_STR("Failed to allocate one array field type.");
- goto error;
- }
-
- array->parent.id = BT_CTF_FIELD_TYPE_ID_ARRAY;
- bt_get(element_type);
- array->element_type = element_type;
- array->length = length;
- bt_ctf_field_type_init(&array->parent, FALSE);
- BT_LOGD("Created array field type object: addr=%p, "
- "element-ft-addr=%p, length=%u",
- &array->parent, element_type, length);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ARRAY) {
- BT_LOGW("Invalid parameter: field type is not an array field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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) {
- BT_LOGW_STR("Invalid parameter: array field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!element_type) {
- BT_LOGW_STR("Invalid parameter: element field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ARRAY) {
- BT_LOGW("Invalid parameter: field type is not an array field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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);
- BT_LOGV("Set array field type's element field type: array-ft-addr=%p, "
- "element-ft-addr=%p", type, 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = (int64_t) -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_ARRAY) {
- BT_LOGW("Invalid parameter: field type is not an array field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = (int64_t) -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;
-
- BT_LOGD("Creating sequence field type object: element-ft-addr=%p, "
- "length-field-name=\"%s\"", element_type, length_field_name);
-
- if (!element_type) {
- BT_LOGW_STR("Invalid parameter: element field type is NULL.");
- goto error;
- }
-
- if (bt_ctf_validate_identifier(length_field_name)) {
- BT_LOGW("Invalid parameter: length field name is not a valid CTF identifier: "
- "length-field-name=\"%s\"", length_field_name);
- goto error;
- }
-
- sequence = g_new0(struct bt_ctf_field_type_sequence, 1);
- if (!sequence) {
- BT_LOGE_STR("Failed to allocate one sequence field type.");
- goto error;
- }
-
- sequence->parent.id = BT_CTF_FIELD_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);
- BT_LOGD("Created sequence field type object: addr=%p, "
- "element-ft-addr=%p, length-field-name=\"%s\"",
- &sequence->parent, element_type, length_field_name);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_SEQUENCE) {
- BT_LOGW("Invalid parameter: field type is not a sequence field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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) {
- BT_LOGW_STR("Invalid parameter: sequence field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!element_type) {
- BT_LOGW_STR("Invalid parameter: element field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_SEQUENCE) {
- BT_LOGW("Invalid parameter: field type is not a sequence field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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);
- BT_LOGV("Set sequence field type's element field type: sequence-ft-addr=%p, "
- "element-ft-addr=%p", type, 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_SEQUENCE) {
- BT_LOGW("Invalid parameter: field type is not a sequence field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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);
-
- BT_LOGD_STR("Creating string field type object.");
-
- if (!string) {
- BT_LOGE_STR("Failed to allocate one string field type.");
- return NULL;
- }
-
- string->parent.id = BT_CTF_FIELD_TYPE_ID_STRING;
- bt_ctf_field_type_init(&string->parent, TRUE);
- string->encoding = BT_CTF_STRING_ENCODING_UTF8;
- string->parent.alignment = CHAR_BIT;
- BT_LOGD("Created string field type object: addr=%p", &string->parent);
- 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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_STRING) {
- BT_LOGW("Invalid parameter: field type is not a string field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- goto end;
- }
-
- string = container_of(type, struct bt_ctf_field_type_string,
- parent);
- ret = string->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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->id != BT_CTF_FIELD_TYPE_ID_STRING) {
- BT_LOGW("Invalid parameter: field type is not a string field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- if ((encoding != BT_CTF_STRING_ENCODING_UTF8 &&
- encoding != BT_CTF_STRING_ENCODING_ASCII)) {
- BT_LOGW("Invalid parameter: unknown string encoding: "
- "addr=%p, encoding=%d", type, encoding);
- ret = -1;
- goto end;
- }
-
- string = container_of(type, struct bt_ctf_field_type_string, parent);
- string->encoding = encoding;
- BT_LOGV("Set string field type's encoding: addr=%p, encoding=%s",
- type, bt_ctf_string_encoding_string(encoding));
-end:
- return ret;
-}
-
-int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type *type)
-{
- int ret;
- enum bt_ctf_field_type_id type_id;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- ret = (int) type->alignment;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(type);
- switch (type_id) {
- case BT_CTF_FIELD_TYPE_ID_SEQUENCE:
- {
- struct bt_ctf_field_type *element =
- bt_ctf_field_type_sequence_get_element_type(type);
-
- assert(element);
- ret = bt_ctf_field_type_get_alignment(element);
- bt_put(element);
- break;
- }
- case BT_CTF_FIELD_TYPE_ID_ARRAY:
- {
- struct bt_ctf_field_type *element =
- bt_ctf_field_type_array_get_element_type(type);
-
- assert(element);
- ret = bt_ctf_field_type_get_alignment(element);
- bt_put(element);
- break;
- }
- case BT_CTF_FIELD_TYPE_ID_STRUCT:
- {
- int64_t i, element_count;
-
- element_count = bt_ctf_field_type_structure_get_field_count(
- type);
- assert(element_count >= 0);
-
- for (i = 0; i < element_count; i++) {
- struct bt_ctf_field_type *field;
- int field_alignment;
-
- ret = bt_ctf_field_type_structure_get_field_by_index(
- type, NULL, &field, i);
- assert(ret == 0);
- assert(field);
- field_alignment = bt_ctf_field_type_get_alignment(
- field);
- bt_put(field);
- if (field_alignment < 0) {
- ret = field_alignment;
- goto end;
- }
-
- type->alignment = MAX(field_alignment, type->alignment);
- }
- ret = (int) type->alignment;
- break;
- }
- case BT_CTF_FIELD_TYPE_ID_UNKNOWN:
- BT_LOGW("Invalid parameter: unknown field type ID: "
- "addr=%p, ft-id=%d", type, type_id);
- ret = -1;
- break;
- default:
- ret = (int) type->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_field_type_id type_id;
-
- /* Alignment must be a power of two */
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (!is_power_of_two(alignment)) {
- BT_LOGW("Invalid parameter: alignment is not a power of two: "
- "addr=%p, align=%u", type, alignment);
- ret = -1;
- goto end;
- }
-
- type_id = bt_ctf_field_type_get_type_id(type);
- if (type_id == BT_CTF_FIELD_TYPE_ID_UNKNOWN) {
- BT_LOGW("Invalid parameter: unknown field type ID: "
- "addr=%p, ft-id=%d", type, type_id);
- ret = -1;
- goto end;
- }
-
- if (type->id == BT_CTF_FIELD_TYPE_ID_STRING &&
- alignment != CHAR_BIT) {
- BT_LOGW("Invalid parameter: alignment must be %u for a string field type: "
- "addr=%p, align=%u", CHAR_BIT, type, alignment);
- ret = -1;
- goto end;
- }
-
- if (type_id == BT_CTF_FIELD_TYPE_ID_VARIANT ||
- type_id == BT_CTF_FIELD_TYPE_ID_SEQUENCE ||
- type_id == BT_CTF_FIELD_TYPE_ID_ARRAY) {
- /* Setting an alignment on these types makes no sense */
- BT_LOGW("Invalid parameter: cannot set the alignment of this field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- type->alignment = alignment;
- ret = 0;
- BT_LOGV("Set field type's alignment: addr=%p, align=%u",
- type, alignment);
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- switch (type->id) {
- case BT_CTF_FIELD_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_FIELD_TYPE_ID_ENUM:
- {
- struct bt_ctf_field_type_enumeration *enum_ft = container_of(
- type, struct bt_ctf_field_type_enumeration, parent);
- ret = bt_ctf_field_type_get_byte_order(enum_ft->container);
- break;
- }
- case BT_CTF_FIELD_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:
- BT_LOGW("Invalid parameter: cannot get the byte order of this field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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;
-
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (type->frozen) {
- BT_LOGW("Invalid parameter: field type is frozen: addr=%p",
- type);
- ret = -1;
- goto end;
- }
-
- if (byte_order != BT_CTF_BYTE_ORDER_NATIVE &&
- byte_order != BT_CTF_BYTE_ORDER_LITTLE_ENDIAN &&
- byte_order != BT_CTF_BYTE_ORDER_BIG_ENDIAN &&
- byte_order != BT_CTF_BYTE_ORDER_NETWORK) {
- BT_LOGW("Invalid parameter: invalid byte order: "
- "addr=%p, bo=%s", type,
- bt_ctf_byte_order_string(byte_order));
- ret = -1;
- goto end;
- }
-
- if (set_byte_order_funcs[type->id]) {
- set_byte_order_funcs[type->id](type, byte_order);
- }
-
- BT_LOGV("Set field type's byte order: addr=%p, bo=%s",
- type, bt_ctf_byte_order_string(byte_order));
-
-end:
- return ret;
-}
-
-enum bt_ctf_field_type_id bt_ctf_field_type_get_type_id(
- struct bt_ctf_field_type *type)
-{
- if (!type) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- return BT_CTF_FIELD_TYPE_ID_UNKNOWN;
- }
-
- return type->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_FIELD_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_FIELD_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_FIELD_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_FIELD_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_FIELD_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_FIELD_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_FIELD_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_FIELD_TYPE_ID_VARIANT;
-}
-
-/* Pre-2.0 CTF writer backward compatibility */
-void bt_ctf_field_type_get(struct bt_ctf_field_type *type)
-{
- bt_get(type);
-}
-
-/* Pre-2.0 CTF writer backward compatibility */
-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 || type->frozen) {
- 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;
-
- assert(type);
- assert(context);
-
- /* Make sure field type is valid before serializing it */
- ret = bt_ctf_field_type_validate(type);
- if (ret) {
- BT_LOGW("Cannot serialize field type's metadata: field type is invalid: "
- "addr=%p", type);
- goto end;
- }
-
- ret = type->serialize(type, context);
-end:
- return ret;
-}
-
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- goto end;
- }
-
- copy = type_copy_funcs[type->id](type);
- if (!copy) {
- BT_LOGE_STR("Cannot copy field type.");
- goto end;
- }
-
- copy->alignment = type->alignment;
-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) {
- BT_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!name) {
- BT_LOGW_STR("Invalid parameter: field name is NULL.");
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_get_type_id(type) != BT_CTF_FIELD_TYPE_ID_STRUCT) {
- BT_LOGW("Invalid parameter: field type is not a structure field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- BT_LOGV("No such structure field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, name);
- 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)) {
- BT_LOGV("No such structure field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, name);
- ret = -1;
- goto end;
- }
- ret = (int) index;
-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) {
- BT_LOGW_STR("Invalid parameter: variant field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!name) {
- BT_LOGW_STR("Invalid parameter: field name is NULL.");
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_get_type_id(type) != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- ret = -1;
- goto end;
- }
-
- name_quark = g_quark_try_string(name);
- if (!name_quark) {
- BT_LOGV("No such variant field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, name);
- 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)) {
- BT_LOGV("No such variant field type field name: "
- "ft-addr=%p, field-name=\"%s\"",
- type, name);
- 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_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_get_type_id(type) != BT_CTF_FIELD_TYPE_ID_SEQUENCE) {
- BT_LOGW("Invalid parameter: field type is not a sequence field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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);
- BT_LOGV("Set sequence field type's length field path: ft-addr=%p, "
- "field-path-addr=%p", type, 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_LOGW_STR("Invalid parameter: field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_get_type_id(type) != BT_CTF_FIELD_TYPE_ID_VARIANT) {
- BT_LOGW("Invalid parameter: field type is not a variant field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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);
- BT_LOGV("Set variant field type's tag field path: ft-addr=%p, "
- "field-path-addr=%p", type, 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) {
- BT_LOGW_STR("Invalid parameter: variant field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (!tag) {
- BT_LOGW_STR("Invalid parameter: tag field type is NULL.");
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_get_type_id(tag) != BT_CTF_FIELD_TYPE_ID_ENUM) {
- BT_LOGW("Invalid parameter: field type is not an enumeration field type: "
- "addr=%p, ft-id=%s", type,
- bt_ctf_field_type_id_string(type->id));
- 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);
- BT_LOGV("Set variant field type's tag field type: variant-ft-addr=%p, "
- "tag-ft-addr=%p", type, tag);
-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_LOGD("Destroying integer field type object: addr=%p", type);
- BT_LOGD_STR("Putting mapped clock class.");
- 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;
- }
-
- BT_LOGD("Destroying enumeration field type object: addr=%p", type);
- g_ptr_array_free(enumeration->entries, TRUE);
- BT_LOGD_STR("Putting container field type.");
- bt_put(enumeration->container);
- g_free(enumeration);
-}
-
-static
-void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_field_type *type)