cleanup: protected -> hidden: cleanup symbol table

[babeltrace.git] / include / babeltrace / trace-handle.h

diff --git a/include/babeltrace/trace-handle.h b/include/babeltrace/trace-handle.h
index 0c83bf744fe100fb840edbd92629898dbaaa36b5..f0e23125d1a86511bfc3e9b3efba015702c31ead 100644 (file)
--- a/include/babeltrace/trace-handle.h
+++ b/include/babeltrace/trace-handle.h
@@ -23,6 +23,7 @@
  */
 
 #include <stdint.h>
+#include <babeltrace/clock-types.h>
 
 /*
  * trace_handle : unique identifier of a trace
@@ -31,30 +32,35 @@
  * It is a unique identifier representing a trace file.
  */
 struct bt_trace_handle;
-struct ctf_event_definition;
+struct bt_ctf_event;
 
 /*
- * bt_trace_handle_get_path : returns the path of a trace_handle.
+ * bt_trace_handle_get_path : returns the path of a trace_handle or NULL
+ * on error.
  */
 const char *bt_trace_handle_get_path(struct bt_context *ctx, int handle_id);
 
 /*
- * bt_trace_handle_get_timestamp_begin : returns the beginning timestamp
- * of a trace.
+ * bt_trace_handle_get_timestamp_begin : returns the creation time (in
+ * nanoseconds or cycles depending on type) of the buffers of a trace
+ * or -1ULL on error.
  */
-uint64_t bt_trace_handle_get_timestamp_begin(struct bt_context *ctx, int handle_id);
+uint64_t bt_trace_handle_get_timestamp_begin(struct bt_context *ctx,
+               int handle_id, enum bt_clock_type type);
 
 /*
- * bt_trace_handle_get_timestamp_end : returns the end timestamp of a
- * trace.
+ * bt_trace_handle_get_timestamp_end : returns the destruction timestamp
+ * (in anoseconds or cycles depending on type) of the buffers of a trace
+ * or -1ULL on error.
  */
-uint64_t bt_trace_handle_get_timestamp_end(struct bt_context *ctx, int handle_id);
+uint64_t bt_trace_handle_get_timestamp_end(struct bt_context *ctx,
+               int handle_id, enum bt_clock_type type);
 
 /*
  * bt_ctf_event_get_handle_id : get the handle id associated with an event
  *
  * Returns -1 on error
  */
-int bt_ctf_event_get_handle_id(const struct ctf_event_definition *event);
+int bt_ctf_event_get_handle_id(const struct bt_ctf_event *event);
 
 #endif /* _BABELTRACE_TRACE_HANDLE_H */