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The gettimeofday() function spandsp provided for Windows apparently falls over

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after 25 hours. I guess not many people are inserting header lines on FAX pages.
Hopefully this update fixes the problem.
This commit is contained in:
Steve Underwood 2013-05-10 11:54:20 +08:00
parent 30c27efb62
commit 46ec57c415
1 changed files with 28 additions and 6 deletions
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34
libs/spandsp/src/msvc/gettimeofday.c
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@ -4,11 +4,33 @@
#include "windows.h"
const unsigned long long int DELTA_EPOCH_IN_MICROSECS = 11644473600000000LLU
void gettimeofday(struct timeval *tv, void *tz)
{
long int l = GetTickCount();
tv->tv_sec = l / 1000;
tv->tv_usec = (l % 1000) * 1000;
return;
}
FILETIME ft;
unsigned long long int highResolutionTime;
TIME_ZONE_INFORMATION tz_winapi;
int result_tz;
long long int timezone_time_bias_in_minutes;
ZeroMemory(&ft, sizeof(ft));
ZeroMemory(&tz_winapi, sizeof(tz_winapi));
GetSystemTimeAsFileTime(&ft);
result_tz = GetTimeZoneInformation(&tz_winapi);
timezone_time_bias_in_minutes = tz_winapi.Bias + ((result_tz == TIME_ZONE_ID_DAYLIGHT) ? tz_winapi.DaylightBias : 0);
highResolutionTime = ft.dwHighDateTime;
highResolutionTime <<= 32;
highResolutionTime |= ft.dwLowDateTime;
/* Converting file time to unix epoch */
/* Convert to microseconds */
highResolutionTime /= 10;
/* Add timezone bias conververt from minutes to microsecond */
highResolutionTime -= timezone_time_bias_in_minutes*60*1000000;
highResolutionTime -= DELTA_EPOCH_IN_MICROSECS;
tv->tv_sec = (long int) (highResolutionTime/1000000LLU);
tv->tv_usec = (highResolutionTime%1000000LLU);
}