return mi_lttng_writer_open_element(writer, config_element_trackers);
}
+static
+int get_tracker_elements(enum lttng_tracker_type tracker_type,
+ const char **element_id_tracker,
+ const char **element_target_id)
+{
+ int ret = 0;
+
+ switch (tracker_type) {
+ case LTTNG_TRACKER_PID:
+ *element_id_tracker = config_element_pid_tracker;
+ *element_target_id = config_element_target_pid;
+ break;
+ case LTTNG_TRACKER_VPID:
+ *element_id_tracker = config_element_vpid_tracker;
+ *element_target_id = config_element_target_vpid;
+ break;
+ case LTTNG_TRACKER_UID:
+ *element_id_tracker = config_element_uid_tracker;
+ *element_target_id = config_element_target_uid;
+ break;
+ case LTTNG_TRACKER_VUID:
+ *element_id_tracker = config_element_vuid_tracker;
+ *element_target_id = config_element_target_vuid;
+ break;
+ case LTTNG_TRACKER_GID:
+ *element_id_tracker = config_element_gid_tracker;
+ *element_target_id = config_element_target_gid;
+ break;
+ case LTTNG_TRACKER_VGID:
+ *element_id_tracker = config_element_vgid_tracker;
+ *element_target_id = config_element_target_vgid;
+ break;
+ default:
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ }
+ return ret;
+}
+
LTTNG_HIDDEN
-int mi_lttng_pid_tracker_open(struct mi_writer *writer)
+int mi_lttng_id_tracker_open(struct mi_writer *writer,
+ enum lttng_tracker_type tracker_type)
{
int ret;
+ const char *element_id_tracker, *element_target_id;
+
+ ret = get_tracker_elements(tracker_type, &element_id_tracker,
+ &element_target_id);
+ if (ret) {
+ return ret;
+ }
- /* Open element pid_tracker */
- ret = mi_lttng_writer_open_element(writer, config_element_pid_tracker);
+ /* Open element $id_tracker */
+ ret = mi_lttng_writer_open_element(writer, element_id_tracker);
if (ret) {
goto end;
}
* mi api bump. The use of process element break the mi api.
*/
LTTNG_HIDDEN
-int mi_lttng_pid(struct mi_writer *writer, pid_t pid , const char *name,
+int mi_lttng_pid(struct mi_writer *writer, pid_t pid, const char *name,
int is_open)
{
int ret;
}
LTTNG_HIDDEN
-int mi_lttng_pid_target(struct mi_writer *writer, pid_t pid, int is_open)
+int mi_lttng_id_target(struct mi_writer *writer,
+ enum lttng_tracker_type tracker_type,
+ struct lttng_tracker_id *id, int is_open)
{
int ret;
+ const char *element_id_tracker, *element_target_id;
- ret = mi_lttng_writer_open_element(writer,
- config_element_target_pid);
+ ret = get_tracker_elements(tracker_type, &element_id_tracker,
+ &element_target_id);
if (ret) {
- goto end;
+ return ret;
}
- /* Writing pid number
- * Special case for element all on track untrack command
- * All pid is represented as wildcard *
- */
- if ((int) pid == -1) {
- ret = mi_lttng_writer_write_element_string(writer,
- config_element_pid,
- mi_lttng_element_track_untrack_all_wildcard);
- } else {
+ switch (id->type) {
+ case LTTNG_ID_ALL:
+ ret = mi_lttng_writer_open_element(writer, element_target_id);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_open_element(writer, config_element_type);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_write_element_bool(writer, config_element_all, 1);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_close_element(writer);
+ if (ret) {
+ goto end;
+ }
+ break;
+ case LTTNG_ID_VALUE:
+ ret = mi_lttng_writer_open_element(writer, element_target_id);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_open_element(writer, config_element_type);
+ if (ret) {
+ goto end;
+ }
ret = mi_lttng_writer_write_element_signed_int(writer,
- config_element_pid, (int) pid);
+ config_element_id, id->value);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_close_element(writer);
+ if (ret) {
+ goto end;
+ }
+ break;
+ case LTTNG_ID_STRING:
+ ret = mi_lttng_writer_open_element(writer, element_target_id);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_open_element(writer, config_element_type);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_write_element_string(writer,
+ config_element_name, id->string);
+ if (ret) {
+ goto end;
+ }
+ ret = mi_lttng_writer_close_element(writer);
+ if (ret) {
+ goto end;
+ }
+ break;
+ case LTTNG_ID_UNKNOWN:
+ ret = -LTTNG_ERR_INVALID;
+ goto end;
}
if (ret) {
goto end;