ptimestamp.c revision 4a68b3365c8c50aa93505e99ead2565ab73dcdb0 
1/*---------------------------------------------------------------------------*
2 *  ptimestamp.c  *
3 *                                                                           *
4 *  Copyright 2007, 2008 Nuance Communciations, Inc.                               *
5 *                                                                           *
6 *  Licensed under the Apache License, Version 2.0 (the 'License');          *
7 *  you may not use this file except in compliance with the License.         *
8 *                                                                           *
9 *  You may obtain a copy of the License at                                  *
10 *      http://www.apache.org/licenses/LICENSE-2.0                           *
11 *                                                                           *
12 *  Unless required by applicable law or agreed to in writing, software      *
13 *  distributed under the License is distributed on an 'AS IS' BASIS,        *
14 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
15 *  See the License for the specific language governing permissions and      *
16 *  limitations under the License.                                           *
17 *                                                                           *
18 *---------------------------------------------------------------------------*/
19
20#include "ptimestamp.h"
21#include "pmutex.h"
22
23#ifdef _WIN32
24#include "sys/timeb.h"
25#endif
26
27void PTimeStampSet(PTimeStamp *timestamp)
28{
29
30#ifdef DISABLE_TIMESTAMPS
31  timestamp->secs  = 0;
32  timestamp->msecs = 0;
33#else
34
35#ifdef _WIN32
36  struct _timeb now;
37
38  _ftime(&now);
39  timestamp->secs = now.time;
40  timestamp->msecs = now.millitm;
41#elif defined(POSIX)
42  struct timespec now;
43  clock_gettime(CLOCK_REALTIME, &now);
44  timestamp->secs = now.tv_sec;
45  timestamp->msecs = now.tv_nsec / MSECOND2NSECOND;
46#else
47#error "PTimeStampSet not defined for this platform."
48#endif
49
50#endif
51}
52
53PINLINE int PTimeStampDiff(const PTimeStamp *a, const PTimeStamp *b)
54{
55  return (a->secs - b->secs) * 1000 + a->msecs - b->msecs;
56}
57