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c34ea0fa MD |
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> | |
27 | ||
28 | static inline | |
9e88d150 | 29 | uint64_t ctf_get_timestamp_raw(struct ctf_stream_definition *stream, |
c34ea0fa MD |
30 | uint64_t timestamp) |
31 | { | |
32 | uint64_t ts_nsec; | |
33 | ||
34 | if (stream->current_clock->freq == 1000000000ULL) { | |
35 | ts_nsec = timestamp; | |
36 | } else { | |
37 | ts_nsec = (uint64_t) ((double) timestamp * 1000000000.0 | |
38 | / (double) stream->current_clock->freq); | |
39 | } | |
40 | return ts_nsec; | |
41 | } | |
42 | ||
43 | static inline | |
03798a93 | 44 | uint64_t ctf_get_real_timestamp(struct ctf_stream_definition *stream, |
c34ea0fa MD |
45 | uint64_t timestamp) |
46 | { | |
47 | uint64_t ts_nsec; | |
48 | struct ctf_trace *trace = stream->stream_class->trace; | |
49 | struct trace_collection *tc = trace->collection; | |
50 | uint64_t tc_offset = tc->single_clock_offset_avg; | |
51 | ||
52 | ts_nsec = ctf_get_timestamp_raw(stream, timestamp); | |
53 | ts_nsec += tc_offset; /* Add offset */ | |
54 | return ts_nsec; | |
55 | } | |
56 | ||
57 | #endif /* _CTF_EVENTS_PRIVATE_H */ |