Fix: handle clock offset with frequency different from 1GHz
[babeltrace.git] / formats / ctf / events-private.h
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1#ifndef _CTF_EVENTS_PRIVATE_H
2#define _CTF_EVENTS_PRIVATE_H
3
4/*
5 * ctf/events-private.h
6 *
7 * Babeltrace Library
8 *
9 * Copyright 2011-2012 EfficiOS Inc. and Linux Foundation
10 *
11 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
12 * Julien Desfossez <julien.desfossez@efficios.com>
13 *
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:
20 *
21 * The above copyright notice and this permission notice shall be included in
22 * all copies or substantial portions of the Software.
23 */
24
25#include <babeltrace/ctf/events.h>
26#include <babeltrace/ctf-ir/metadata.h>
75d9ab4b 27#include <babeltrace/clock-internal.h>
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28
29static inline
03798a93 30uint64_t ctf_get_real_timestamp(struct ctf_stream_definition *stream,
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31 uint64_t timestamp)
32{
33 uint64_t ts_nsec;
34 struct ctf_trace *trace = stream->stream_class->trace;
35 struct trace_collection *tc = trace->collection;
36 uint64_t tc_offset = tc->single_clock_offset_avg;
37
75d9ab4b 38 ts_nsec = clock_cycles_to_ns(stream->current_clock, timestamp);
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39 ts_nsec += tc_offset; /* Add offset */
40 return ts_nsec;
41}
42
43#endif /* _CTF_EVENTS_PRIVATE_H */
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