1 #ifndef _BABELTRACE_TRACE_HANDLE_INTERNAL_H
2 #define _BABELTRACE_TRACE_HANDLE_INTERNAL_H
7 * Internal trace handle header
9 * Copyright 2012 EfficiOS Inc. and Linux Foundation
11 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
12 * Julien Desfossez <julien.desfossez@efficios.com>
14 * Permission is hereby granted, free of charge, to any person obtaining a copy
15 * of this software and associated documentation files (the "Software"), to deal
16 * in the Software without restriction, including without limitation the rights
17 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
18 * copies of the Software, and to permit persons to whom the Software is
19 * furnished to do so, subject to the following conditions:
21 * The above copyright notice and this permission notice shall be included in
22 * all copies or substantial portions of the Software.
27 #include <babeltrace/context.h>
28 #include <babeltrace/format.h>
31 * trace_handle : unique identifier of a trace
33 * The trace_handle allows the user to manipulate a trace file directly.
34 * It is a unique identifier representing a trace file.
36 struct bt_trace_handle
{
38 struct trace_descriptor
*td
;
39 struct format
*format
;
41 uint64_t real_timestamp_begin
;
42 uint64_t real_timestamp_end
;
43 uint64_t cycles_timestamp_begin
;
44 uint64_t cycles_timestamp_end
;
48 * bt_trace_handle_create : allocates a trace_handle
50 * Returns a newly allocated trace_handle or NULL on error
52 struct bt_trace_handle
*bt_trace_handle_create(struct bt_context
*ctx
);
55 * bt_trace_handle_destroy : free a trace_handle
57 void bt_trace_handle_destroy(struct bt_trace_handle
*bt
);
59 #endif /* _BABELTRACE_TRACE_HANDLE_INTERNAL_H */
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