- memset(&id_hdr, 0, sizeof(id_hdr));
- id_hdr.type = lttng_tracker_id_get_type(id);
- switch (id_hdr.type) {
- case LTTNG_ID_ALL:
- break;
- case LTTNG_ID_VALUE:
- status = lttng_tracker_id_get_value(id, &value);
- id_hdr.u.value = value;
- if (status != LTTNG_TRACKER_ID_STATUS_OK) {
- ret = LTTNG_ERR_INVALID;
- goto error_list_tracker;
- }
- break;
- case LTTNG_ID_STRING:
- status = lttng_tracker_id_get_string(
- id, &string);
- if (status != LTTNG_TRACKER_ID_STATUS_OK) {
- ret = LTTNG_ERR_INVALID;
- goto error_list_tracker;
- }
-
- id_hdr.u.var_data_len = var_data_len =
- strlen(string) + 1;
- break;
- default:
- ret = LTTNG_ERR_INVALID;
- goto error_list_tracker;
- }
- ret = lttng_dynamic_buffer_append(
- &buf, &id_hdr, sizeof(id_hdr));
- if (ret) {
- ret = LTTNG_ERR_NOMEM;
- goto error_list_tracker;
- }
- ret = lttng_dynamic_buffer_append(
- &buf, string, var_data_len);
- if (ret) {
- ret = LTTNG_ERR_NOMEM;
- goto error_list_tracker;
- }
+ status = lttng_tracker_ids_get_count(ids, &nr_ids);
+ if (status != LTTNG_TRACKER_ID_STATUS_OK) {
+ ret = -LTTNG_ERR_INVALID;
+ goto error_list_tracker;