+BT_HIDDEN
+struct bt_ctf_field_path *bt_ctf_field_path_create(void)
+{
+ struct bt_ctf_field_path *field_path = NULL;
+
+ field_path = g_new0(struct bt_ctf_field_path, 1);
+ if (!field_path) {
+ goto end;
+ }
+
+ field_path->root = CTF_NODE_UNKNOWN;
+ field_path->path_indexes = g_array_new(TRUE, FALSE, sizeof(int));
+ if (!field_path->path_indexes) {
+ bt_ctf_field_path_destroy(field_path);
+ field_path = NULL;
+ }
+end:
+ return field_path;
+}
+
+
+BT_HIDDEN
+struct bt_ctf_field_path *bt_ctf_field_path_copy(
+ struct bt_ctf_field_path *path)
+{
+ struct bt_ctf_field_path *new_path = bt_ctf_field_path_create();
+
+ if (!new_path) {
+ goto end;
+ }
+
+ new_path->root = path->root;
+ g_array_insert_vals(new_path->path_indexes, 0,
+ path->path_indexes->data, path->path_indexes->len);
+end:
+ return new_path;
+}
+
+BT_HIDDEN
+void bt_ctf_field_path_destroy(struct bt_ctf_field_path *path)
+{
+ if (!path) {
+ return;
+ }
+
+ if (path->path_indexes) {
+ g_array_free(path->path_indexes, TRUE);
+ }
+ g_free(path);
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_structure_get_field_name_index(
+ struct bt_ctf_field_type *type, const char *name)
+{
+ int ret;
+ size_t index;
+ GQuark name_quark;
+ struct bt_ctf_field_type_structure *structure;
+
+ if (!type || !name ||
+ bt_ctf_field_type_get_type_id(type) != CTF_TYPE_STRUCT) {
+ ret = -1;
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(name);
+ if (!name_quark) {
+ ret = -1;
+ goto end;
+ }
+
+ structure = container_of(type, struct bt_ctf_field_type_structure,
+ parent);
+ if (!g_hash_table_lookup_extended(structure->field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
+ ret = -1;
+ goto end;
+ }
+ ret = (int) index;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_get_field_name_index(
+ struct bt_ctf_field_type *type, const char *name)
+{
+ int ret;
+ size_t index;
+ GQuark name_quark;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || !name ||
+ bt_ctf_field_type_get_type_id(type) != CTF_TYPE_VARIANT) {
+ ret = -1;
+ goto end;
+ }
+
+ name_quark = g_quark_try_string(name);
+ if (!name_quark) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ if (!g_hash_table_lookup_extended(variant->field_name_to_index,
+ GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
+ ret = -1;
+ goto end;
+ }
+ ret = (int) index;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_sequence_set_length_field_path(
+ struct bt_ctf_field_type *type,
+ struct bt_ctf_field_path *path)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_sequence *sequence;
+
+ if (!type || bt_ctf_field_type_get_type_id(type) != CTF_TYPE_SEQUENCE) {
+ ret = -1;
+ goto end;
+ }
+
+ sequence = container_of(type, struct bt_ctf_field_type_sequence,
+ parent);
+ if (sequence->length_field_path) {
+ bt_ctf_field_path_destroy(sequence->length_field_path);
+ }
+ sequence->length_field_path = path;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_tag_field_path(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_path *path)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || bt_ctf_field_type_get_type_id(type) != CTF_TYPE_VARIANT) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ if (variant->tag_path) {
+ bt_ctf_field_path_destroy(variant->tag_path);
+ }
+ variant->tag_path = path;
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_field_type_variant_set_tag(struct bt_ctf_field_type *type,
+ struct bt_ctf_field_type *tag)
+{
+ int ret = 0;
+ struct bt_ctf_field_type_variant *variant;
+
+ if (!type || !tag || type->frozen ||
+ bt_ctf_field_type_get_type_id(tag) != CTF_TYPE_ENUM) {
+ ret = -1;
+ goto end;
+ }
+
+ variant = container_of(type, struct bt_ctf_field_type_variant,
+ parent);
+ bt_ctf_field_type_get(tag);
+ if (variant->tag) {
+ bt_ctf_field_type_put(&variant->tag->parent);
+ }
+ variant->tag = container_of(tag, struct bt_ctf_field_type_enumeration,
+ parent);
+end:
+ return ret;
+}
+