X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=include%2Fbabeltrace%2Fformat.h;h=4ace0b04563067a56187063299a3bc3679995a93;hp=bba056cc5a7c799a99451f265ae15248645e1c9b;hb=03798a93f959f6c694fe98f5647481947607c604;hpb=06789ffdba97a7be3cceae51e97e82cc5a6c318a

diff --git a/include/babeltrace/format.h b/include/babeltrace/format.h
index bba056cc..4ace0b04 100644
--- a/include/babeltrace/format.h
+++ b/include/babeltrace/format.h
@@ -22,6 +22,7 @@
  */
 
 #include <babeltrace/list.h>
+#include <babeltrace/clock-types.h>
 #include <stdint.h>
 #include <stdio.h>
 
@@ -29,6 +30,8 @@ typedef int bt_intern_str;
 
 /* forward declaration */
 struct stream_pos;
+struct bt_context;
+struct bt_trace_handle;
 
 /* Parent trace descriptor */
 struct trace_descriptor {
@@ -48,14 +51,23 @@ struct format {
 
 	struct trace_descriptor *(*open_trace)(const char *path, int flags,
 			void (*packet_seek)(struct stream_pos *pos,
-				size_t offset, int whence),
+				size_t index, int whence),
 			FILE *metadata_fp);
 	struct trace_descriptor *(*open_mmap_trace)(
 			struct mmap_stream_list *mmap_list,
 			void (*packet_seek)(struct stream_pos *pos,
-				size_t offset, int whence),
+				size_t index, int whence),
 			FILE *metadata_fp);
 	void (*close_trace)(struct trace_descriptor *descriptor);
+	void (*set_context)(struct trace_descriptor *descriptor,
+			struct bt_context *ctx);
+	void (*set_handle)(struct trace_descriptor *descriptor,
+			struct bt_trace_handle *handle);
+	uint64_t (*timestamp_begin)(struct trace_descriptor *descriptor,
+			struct bt_trace_handle *handle, enum bt_clock_type type);
+	uint64_t (*timestamp_end)(struct trace_descriptor *descriptor,
+			struct bt_trace_handle *handle, enum bt_clock_type type);
+	int (*convert_index_timestamp)(struct trace_descriptor *descriptor);
 };
 
 extern struct format *bt_lookup_format(bt_intern_str qname);