end:
return ret;
}
+
+static
+enum ctf_metadata_decoder_status find_uuid_in_trace_decl(
+ struct ctf_metadata_decoder *mdec, struct ctf_node *trace_node,
+ bt_uuid_t uuid)
+{
+ enum ctf_metadata_decoder_status status =
+ CTF_METADATA_DECODER_STATUS_OK;
+ struct ctf_node *entry_node;
+ struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list;
+ char *left = NULL;
+
+ bt_list_for_each_entry(entry_node, decl_list, siblings) {
+ if (entry_node->type == NODE_CTF_EXPRESSION) {
+ int ret;
+
+ left = ctf_ast_concatenate_unary_strings(
+ &entry_node->u.ctf_expression.left);
+ if (!left) {
+ BT_COMP_LOGE("Cannot concatenate unary strings.");
+ status = CTF_METADATA_DECODER_STATUS_ERROR;
+ goto end;
+ }
+
+ if (strcmp(left, "uuid") == 0) {
+ ret = ctf_ast_get_unary_uuid(
+ &entry_node->u.ctf_expression.right,
+ uuid, mdec->config.log_level,
+ mdec->config.self_comp);
+ if (ret) {
+ BT_COMP_LOGE("Invalid trace's `uuid` attribute.");
+ status = CTF_METADATA_DECODER_STATUS_ERROR;
+ goto end;
+ }
+
+ goto end;
+ }
+
+ g_free(left);
+ left = NULL;
+ }
+ }
+
+ status = CTF_METADATA_DECODER_STATUS_NONE;
+
+end:
+ g_free(left);
+ return status;
+}
+
+BT_HIDDEN
+enum ctf_metadata_decoder_status ctf_metadata_decoder_get_trace_class_uuid(
+ struct ctf_metadata_decoder *mdec, bt_uuid_t uuid)
+{
+ enum ctf_metadata_decoder_status status =
+ CTF_METADATA_DECODER_STATUS_INCOMPLETE;
+ struct ctf_node *root_node = &mdec->scanner->ast->root;
+ struct ctf_node *trace_node;
+
+ if (!root_node) {
+ status = CTF_METADATA_DECODER_STATUS_INCOMPLETE;
+ goto end;
+ }
+
+ trace_node =
+ bt_list_entry(root_node->u.root.trace.next,
+ struct ctf_node, siblings);
+ if (!trace_node) {
+ status = CTF_METADATA_DECODER_STATUS_INCOMPLETE;
+ goto end;
+ }
+
+ status = find_uuid_in_trace_decl(mdec, trace_node, uuid);
+
+end:
+ return status;
+}