Add kernel sesison and channel creation support

[lttng-tools.git] / ltt-sessiond / trace.h

diff --git a/ltt-sessiond/trace.h b/ltt-sessiond/trace.h
index 755f8dfdf89bf5a954ddcbc2b34b4b931bf5d136..6e86915b60ef69f0519485dfb5291982f955aa17 100644 (file)
--- a/ltt-sessiond/trace.h
+++ b/ltt-sessiond/trace.h
@@ -19,13 +19,33 @@
 #ifndef _LTT_TRACE_H
 #define _LTT_TRACE_H
 
+#include "ltt-sessiond.h"
 #include "session.h"
+#include "lttng-kernel.h"
 
-/* LTTng trace representation */
-struct ltt_kernel_trace {
-       struct cds_list_head list;
+/* Kernel event list */
+struct ltt_kernel_event_list {
+       struct cds_list_head head;
+};
+
+/* Kernel event */
+struct ltt_kernel_event {
        char name[NAME_MAX];
-       struct cds_list_head marker_list;
+       int fd;
+       struct cds_list_head list;
+};
+
+/* Kernel channel */
+struct ltt_kernel_channel {
+       int fd;
+       struct lttng_channel *channel;
+       struct ltt_kernel_event_list events_list;
+};
+
+/* Kernel session */
+struct ltt_kernel_session {
+       int fd;
+       struct ltt_kernel_channel *channel;
 };
 
 /* UST trace representation */
@@ -43,8 +63,10 @@ struct ltt_ust_marker {
        char *channel;
 };
 
-struct ltt_ust_trace *find_session_ust_trace_by_pid(struct ltt_session *session, pid_t pid);
 int get_trace_count_per_session(struct ltt_session *session);
 void get_traces_per_session(struct ltt_session *session, struct lttng_trace *traces);
+int ust_create_trace(struct command_ctx *cmd_ctx);
+int ust_start_trace(struct command_ctx *cmd_ctx);
+int ust_stop_trace(struct command_ctx *cmd_ctx);
 
 #endif /* _LTT_TRACE_H */