Implement UST destroy session

[lttng-tools.git] / lttng-sessiond / ust-app.h

diff --git a/lttng-sessiond/ust-app.h b/lttng-sessiond/ust-app.h
index c730cb738044d7daf3a4f517ca570613a20dde0f..e92458e2b5801726396cec74caf65af7dbe61499 100644 (file)
--- a/lttng-sessiond/ust-app.h
+++ b/lttng-sessiond/ust-app.h
@@ -78,10 +78,11 @@ struct ust_app_channel {
 
 struct ust_app_session {
        int enabled;
+       /* started: has the session been in started state at any time ? */
+       int started;  /* allows detection of start vs restart. */
        int handle;   /* Used has unique identifier */
        unsigned int uid;
        struct ltt_ust_metadata *metadata;
-       struct lttng_ust_object_data *obj;
        struct cds_lfht *channels; /* Registered channels */
        struct cds_lfht_node node;
        char path[PATH_MAX];
@@ -101,7 +102,6 @@ struct ust_app {
        struct cds_lfht *sessions;
        struct cds_lfht_node node;
        struct ust_app_key key;
-       int sock_closed;
 };
 
 #ifdef HAVE_LIBLTTNG_UST_CTL
@@ -114,7 +114,11 @@ int ust_app_create_event_all(struct ltt_ust_session *usess,
                struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
 unsigned long ust_app_list_count(void);
 int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app);
+int ust_app_stop_trace(struct ltt_ust_session *usess, struct ust_app *app);
 int ust_app_start_trace_all(struct ltt_ust_session *usess);
+int ust_app_stop_trace_all(struct ltt_ust_session *usess);
+int ust_app_destroy_trace(struct ltt_ust_session *usess, struct ust_app *app);
+int ust_app_destroy_trace_all(struct ltt_ust_session *usess);
 int ust_app_list_events(struct lttng_event **events);
 void ust_app_global_update(struct ltt_ust_session *usess, int sock);