botan/src/timer/posix_rt/tm_posix.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33

/*
* POSIX Timer
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/

#include <botan/tm_posix.h>
#include <botan/util.h>

#ifndef _POSIX_C_SOURCE
  #define _POSIX_C_SOURCE 199309
#endif

#include <time.h>

#ifndef CLOCK_REALTIME
  #define CLOCK_REALTIME 0
#endif

namespace Botan {

/*
* Get the timestamp
*/
u64bit POSIX_Timer::clock() const
   {
   struct ::timespec tv;
   ::clock_gettime(CLOCK_REALTIME, &tv);
   return combine_timers(tv.tv_sec, tv.tv_nsec, 1000000000);
   }

}