X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fust-registry.h;h=414975cafc4b1f3b209e49ce5900c7373e18f2dd;hp=a8466ebf58c64c9260968e77a8e0573925f9b959;hb=e6142f2e647e83238b1e399b1264e8adb05409f9;hpb=10b56aefc3e1de5cee607994f64c3b8a7d85c391

diff --git a/src/bin/lttng-sessiond/ust-registry.h b/src/bin/lttng-sessiond/ust-registry.h
index a8466ebf5..414975caf 100644
--- a/src/bin/lttng-sessiond/ust-registry.h
+++ b/src/bin/lttng-sessiond/ust-registry.h
@@ -68,6 +68,8 @@ struct ust_registry_session {
 	size_t metadata_len, metadata_alloc_len;
 	/* Length of bytes sent to the consumer. */
 	size_t metadata_len_sent;
+	/* Current version of the metadata. */
+	uint64_t metadata_version;
 
 	char root_shm_path[PATH_MAX];
 	char shm_path[PATH_MAX];
@@ -96,10 +98,18 @@ struct ust_registry_session {
 
 	/* Enumerations table. */
 	struct lttng_ht *enums;
+
+	/*
+	 * Copy of the tracer version when the first app is registered.
+	 * It is used if we need to regenerate the metadata.
+	 */
+	uint32_t major;
+	uint32_t minor;
 };
 
 struct ust_registry_channel {
 	uint64_t key;
+	uint64_t consumer_key;
 	/* Id set when replying to a register channel. */
 	uint32_t chan_id;
 	enum ustctl_channel_header header_type;
@@ -239,7 +249,7 @@ struct ust_registry_channel *ust_registry_channel_find(
 int ust_registry_channel_add(struct ust_registry_session *session,
 		uint64_t key);
 void ust_registry_channel_del_free(struct ust_registry_session *session,
-		uint64_t key);
+		uint64_t key, bool notif);
 
 int ust_registry_session_init(struct ust_registry_session **sessionp,
 		struct ust_app *app,
@@ -304,7 +314,7 @@ int ust_registry_channel_add(struct ust_registry_session *session,
 }
 static inline
 void ust_registry_channel_del_free(struct ust_registry_session *session,
-		uint64_t key)
+		uint64_t key, bool notif)
 {}
 static inline
 int ust_registry_session_init(struct ust_registry_session **sessionp,
@@ -345,7 +355,7 @@ void ust_registry_destroy_event(struct ust_registry_channel *chan,
 /* The app object can be NULL for registry shared across applications. */
 static inline
 int ust_metadata_session_statedump(struct ust_registry_session *session,
-		struct ust_app *app)
+		struct ust_app *app, uint32_t major, uint32_t minor)
 {
 	return 0;
 }