X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Fsession.h;h=e0594d2e82e452bf072d90899b945b2afc31be3c;hb=b1325effaf300e21bb804113cc202b0e42ea61da;hp=7b1c8da6aa10825f66ad06aaa9ee76a440542c08;hpb=ccf10263bcd2ca4667b9e1fc4dab64a3c8d8c4d8;p=lttng-tools.git

diff --git a/include/lttng/session.h b/include/lttng/session.h
index 7b1c8da6a..e0594d2e8 100644
--- a/include/lttng/session.h
+++ b/include/lttng/session.h
@@ -136,6 +136,19 @@ extern int lttng_track_pid(struct lttng_handle *handle, int pid);
  */
 extern int lttng_untrack_pid(struct lttng_handle *handle, int pid);
 
+/*
+ * List PIDs in the tracker.
+ *
+ * enabled is set to whether the PID tracker is enabled.
+ * pids is set to an allocated array of PIDs currently tracked. On
+ * success, pids must be freed by the caller.
+ * nr_pids is set to the number of entries contained by the pids array.
+ *
+ * Returns 0 on success, else a negative LTTng error code.
+ */
+extern int lttng_list_tracker_pids(struct lttng_handle *handle,
+		int *enabled, int32_t **pids, size_t *nr_pids);
+
 #ifdef __cplusplus
 }
 #endif