/usr/include/p8-platform/util/timeutils.h is in libp8-platform-dev 2.1.0.1+dfsg1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | #pragma once
/*
* This file is part of the libCEC(R) library.
*
* libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved.
* libCEC(R) is an original work, containing original code.
*
* libCEC(R) is a trademark of Pulse-Eight Limited.
*
* This program is dual-licensed; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*
* Alternatively, you can license this library under a commercial license,
* please contact Pulse-Eight Licensing for more information.
*
* For more information contact:
* Pulse-Eight Licensing <license@pulse-eight.com>
* http://www.pulse-eight.com/
* http://www.pulse-eight.net/
*/
#include "../os.h"
#if defined(__APPLE__)
#include <mach/mach_time.h>
#include <CoreVideo/CVHostTime.h>
#elif defined(__WINDOWS__)
#include <time.h>
#else
#include <sys/time.h>
#endif
namespace P8PLATFORM
{
#if defined(__WINDOWS__)
struct timezone
{
int tz_minuteswest;
int tz_dsttime;
};
#define usleep(t) Sleep((DWORD)(t)/1000)
inline int gettimeofday(struct timeval *pcur_time, struct timezone *tz)
{
if (pcur_time == NULL)
{
SetLastError(EFAULT);
return -1;
}
struct _timeb current;
_ftime(¤t);
pcur_time->tv_sec = (long) current.time;
pcur_time->tv_usec = current.millitm * 1000L;
if (tz)
{
tz->tz_minuteswest = current.timezone; /* minutes west of Greenwich */
tz->tz_dsttime = current.dstflag; /* type of dst correction */
}
return 0;
}
#endif
inline int64_t GetTimeMs()
{
#if defined(__APPLE__)
return (int64_t) (CVGetCurrentHostTime() / (int64_t)(CVGetHostClockFrequency() * 0.001));
#elif defined(__WINDOWS__)
LARGE_INTEGER tickPerSecond;
LARGE_INTEGER tick;
if (QueryPerformanceFrequency(&tickPerSecond))
{
QueryPerformanceCounter(&tick);
return (int64_t) (tick.QuadPart / (tickPerSecond.QuadPart / 1000.));
}
return -1;
#else
timespec time;
clock_gettime(CLOCK_MONOTONIC, &time);
return (int64_t)time.tv_sec * 1000 + time.tv_nsec / 1000000;
#endif
}
template <class T>
inline T GetTimeSec()
{
return (T)GetTimeMs() / (T)1000.0;
}
class CTimeout
{
public:
CTimeout(void) : m_iTarget(0) {}
CTimeout(uint32_t iTimeout) { Init(iTimeout); }
bool IsSet(void) const { return m_iTarget > 0; }
void Init(uint32_t iTimeout) { m_iTarget = GetTimeMs() + iTimeout; }
uint32_t TimeLeft(void) const
{
uint64_t iNow = GetTimeMs();
return (iNow > m_iTarget) ? 0 : (uint32_t)(m_iTarget - iNow);
}
private:
uint64_t m_iTarget;
};
};
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