X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fsession.h;h=63b5a068d033462f4d1167b46c0a78d9aa42cfd8;hp=ebb65bfd833836ab6a648aaacd22ae672fbe91bd;hb=78435723057edf81c9adf14336a60c368790c0f6;hpb=00e2e675d54dc726a7c8f8887c889cc8ef022003

diff --git a/src/bin/lttng-sessiond/session.h b/src/bin/lttng-sessiond/session.h
index ebb65bfd8..63b5a068d 100644
--- a/src/bin/lttng-sessiond/session.h
+++ b/src/bin/lttng-sessiond/session.h
@@ -20,8 +20,12 @@
 
 #include <urcu/list.h>
 
+#include <common/hashtable/hashtable.h>
+
+#include "snapshot.h"
 #include "trace-kernel.h"
-#include "trace-ust.h"
+
+struct ltt_ust_session;
 
 /*
  * Tracing session list
@@ -31,19 +35,19 @@
  */
 struct ltt_session_list {
 	/*
-	 * This lock protects any read/write access to the list and count (which is
-	 * basically the list size). All public functions in session.c acquire this
-	 * lock and release it before returning. If none of those functions are
-	 * used, the lock MUST be acquired in order to iterate or/and do any
-	 * actions on that list.
+	 * This lock protects any read/write access to the list and
+	 * next_uuid. All public functions in session.c acquire this
+	 * lock and release it before returning. If none of those
+	 * functions are used, the lock MUST be acquired in order to
+	 * iterate or/and do any actions on that list.
 	 */
 	pthread_mutex_t lock;
 
 	/*
-	 * Number of element in the list. The session list lock MUST be acquired if
-	 * this counter is used when iterating over the session list.
+	 * Session unique ID generator. The session list lock MUST be
+	 * upon update and read of this counter.
 	 */
-	unsigned int count;
+	unsigned int next_uuid;
 
 	/* Linked list head */
 	struct cds_list_head head;
@@ -55,7 +59,6 @@ struct ltt_session_list {
  */
 struct ltt_session {
 	char name[NAME_MAX];
-	char path[PATH_MAX];
 	struct ltt_kernel_session *kernel_session;
 	struct ltt_ust_session *ust_session;
 	/*
@@ -82,10 +85,18 @@ struct ltt_session {
 	 * copied into those sessions.
 	 */
 	struct consumer_output *consumer;
+
+	/* Did a start command occured before the kern/ust session creation? */
+	unsigned int started;
+
+	/* Snapshot representation in a session. */
+	struct snapshot snapshot;
+	/* Indicate if the session has to output the traces or not. */
+	unsigned int output_traces;
 };
 
 /* Prototypes */
-int session_create(char *name, char *path, uid_t uid, gid_t gid);
+int session_create(char *name, uid_t uid, gid_t gid);
 int session_destroy(struct ltt_session *session);
 
 void session_lock(struct ltt_session *session);
@@ -96,4 +107,6 @@ void session_unlock_list(void);
 struct ltt_session *session_find_by_name(char *name);
 struct ltt_session_list *session_get_list(void);
 
+int session_access_ok(struct ltt_session *session, uid_t uid, gid_t gid);
+
 #endif /* _LTT_SESSION_H */