1 #ifndef _BABELTRACE_FORMAT_H
2 #define _BABELTRACE_FORMAT_H
9 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
11 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
13 * Permission is hereby granted, free of charge, to any person obtaining a copy
14 * of this software and associated documentation files (the "Software"), to deal
15 * in the Software without restriction, including without limitation the rights
16 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
17 * copies of the Software, and to permit persons to whom the Software is
18 * furnished to do so, subject to the following conditions:
20 * The above copyright notice and this permission notice shall be included in
21 * all copies or substantial portions of the Software.
24 #include <babeltrace/list.h>
25 #include <babeltrace/clock-types.h>
33 typedef int bt_intern_str
;
35 /* forward declaration */
38 struct bt_trace_handle
;
40 /* Parent trace descriptor */
41 struct trace_descriptor
{
46 struct bt_list_head list
;
49 struct mmap_stream_list
{
50 struct bt_list_head head
;
56 struct trace_descriptor
*(*open_trace
)(const char *path
, int flags
,
57 void (*packet_seek
)(struct stream_pos
*pos
,
58 size_t index
, int whence
),
60 struct trace_descriptor
*(*open_mmap_trace
)(
61 struct mmap_stream_list
*mmap_list
,
62 void (*packet_seek
)(struct stream_pos
*pos
,
63 size_t index
, int whence
),
65 void (*close_trace
)(struct trace_descriptor
*descriptor
);
66 void (*set_context
)(struct trace_descriptor
*descriptor
,
67 struct bt_context
*ctx
);
68 void (*set_handle
)(struct trace_descriptor
*descriptor
,
69 struct bt_trace_handle
*handle
);
70 uint64_t (*timestamp_begin
)(struct trace_descriptor
*descriptor
,
71 struct bt_trace_handle
*handle
, enum bt_clock_type type
);
72 uint64_t (*timestamp_end
)(struct trace_descriptor
*descriptor
,
73 struct bt_trace_handle
*handle
, enum bt_clock_type type
);
74 int (*convert_index_timestamp
)(struct trace_descriptor
*descriptor
);
77 extern struct format
*bt_lookup_format(bt_intern_str qname
);
78 extern void bt_fprintf_format_list(FILE *fp
);
79 extern int bt_register_format(struct format
*format
);
80 extern void bt_unregister_format(struct format
*format
);
86 #endif /* _BABELTRACE_FORMAT_H */
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