Missing error handling: ust_app_ht_alloc should return error status

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

diff --git a/src/bin/lttng-sessiond/ust-app.h b/src/bin/lttng-sessiond/ust-app.h
index fe040ae503db83436c8d93a1f23ecf6fc97e3b3c..2d3695cef67459315104e0bc5cef9c6f7547f699 100644 (file)
--- a/src/bin/lttng-sessiond/ust-app.h
+++ b/src/bin/lttng-sessiond/ust-app.h
@@ -22,7 +22,7 @@
 
 #include <common/compat/uuid.h>
 
-#include "jul.h"
+#include "agent.h"
 #include "trace-ust.h"
 #include "ust-registry.h"
 
@@ -212,6 +212,9 @@ struct ust_app_session {
        /* If the channel's streams have to be outputed or not. */
        unsigned int output_traces;
        unsigned int live_timer_interval;       /* usec */
+
+       /* Metadata channel attributes. */
+       struct ustctl_consumer_channel_attr metadata_attr;
 };
 
 /*
@@ -263,13 +266,14 @@ struct ust_app {
         * Hash table containing ust_app_channel indexed by channel objd.
         */
        struct lttng_ht *ust_objd;
+
        /*
-        * If this application is of the JUL domain and this is non negative then a
-        * lookup MUST be done to acquire a read side reference to the
-        * corresponding JUL app object. If the lookup fails, this should be set to
-        * a negative value indicating that the JUL application is gone.
+        * If this application is of the agent domain and this is non negative then
+        * a lookup MUST be done to acquire a read side reference to the
+        * corresponding agent app object. If the lookup fails, this should be set
+        * to a negative value indicating that the agent application is gone.
         */
-       int jul_app_sock;
+       int agent_app_sock;
 };
 
 #ifdef HAVE_LIBLTTNG_UST_CTL
@@ -309,7 +313,7 @@ int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
 void ust_app_global_update(struct ltt_ust_session *usess, int sock);
 
 void ust_app_clean_list(void);
-void ust_app_ht_alloc(void);
+int ust_app_ht_alloc(void);
 struct ust_app *ust_app_find_by_pid(pid_t pid);
 int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate);
 struct ust_app_stream *ust_app_alloc_stream(void);
@@ -322,7 +326,7 @@ ssize_t ust_app_push_metadata(struct ust_registry_session *registry,
                struct consumer_socket *socket, int send_zero_data);
 void ust_app_destroy(struct ust_app *app);
 int ust_app_snapshot_record(struct ltt_ust_session *usess,
-               struct snapshot_output *output, int wait, unsigned int nb_streams);
+               struct snapshot_output *output, int wait, uint64_t max_stream_size);
 unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess);
 struct ust_app *ust_app_find_by_sock(int sock);
 
@@ -507,7 +511,7 @@ void ust_app_destroy(struct ust_app *app)
 }
 static inline
 int ust_app_snapshot_record(struct ltt_ust_session *usess,
-               struct snapshot_output *output, int wait, unsigned int nb_stream)
+               struct snapshot_output *output, int wait, uint64_t max_stream_size)
 {
        return 0;
 }