*
* Trace Format Header
*
- * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
+ *
+ * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* all copies or substantial portions of the Software.
*/
-#include <babeltrace/types.h>
+#include <babeltrace/list.h>
+#include <babeltrace/clock-types.h>
#include <stdint.h>
#include <stdio.h>
-#include <glib.h>
+
+typedef int bt_intern_str;
+
+/* forward declaration */
+struct stream_pos;
+struct bt_context;
+struct bt_trace_handle;
/* Parent trace descriptor */
struct trace_descriptor {
};
+struct mmap_stream {
+ int fd;
+ struct bt_list_head list;
+};
+
+struct mmap_stream_list {
+ struct bt_list_head head;
+};
+
struct format {
- GQuark name;
+ bt_intern_str name;
- struct trace_descriptor *(*open_trace)(const char *path, int flags);
+ struct trace_descriptor *(*open_trace)(const char *path, int flags,
+ void (*packet_seek)(struct stream_pos *pos,
+ 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 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);
};
-struct format *bt_lookup_format(GQuark qname);
-void bt_fprintf_format_list(FILE *fp);
-int bt_register_format(struct format *format);
+extern struct format *bt_lookup_format(bt_intern_str qname);
+extern void bt_fprintf_format_list(FILE *fp);
+extern int bt_register_format(struct format *format);
/* TBD: format unregistration */