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win32: Implement rtclock based on QueryPerformanceCounter

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Also remove some unnecessary <time.h> headers.
This commit is contained in:
Maarten Bosmans 2011-01-18 11:26:57 +01:00
parent 5699954d33
commit a39a83665f
9 changed files with 36 additions and 19 deletions
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15
src/pulse/timeval.c
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@ -37,29 +37,22 @@
#include "timeval.h"
struct timeval *pa_gettimeofday(struct timeval *tv) {
#ifdef HAVE_GETTIMEOFDAY
pa_assert(tv);
pa_assert_se(gettimeofday(tv, NULL) == 0);
return tv;
#elif defined(OS_IS_WIN32)
#if defined(OS_IS_WIN32)
/*
* Copied from implementation by Steven Edwards (LGPL).
* Found on wine mailing list.
*/
#if defined(_MSC_VER) || defined(__BORLANDC__)
#define EPOCHFILETIME (116444736000000000i64)
#else
#define EPOCHFILETIME (116444736000000000LL)
#endif
FILETIME ft;
LARGE_INTEGER li;
int64_t t;
pa_assert(tv);
GetSystemTimeAsFileTime(&ft);
li.LowPart = ft.dwLowDateTime;
li.HighPart = ft.dwHighDateTime;
@ -68,11 +61,13 @@ struct timeval *pa_gettimeofday(struct timeval *tv) {
t /= 10; /* In microseconds */
tv->tv_sec = (time_t) (t / PA_USEC_PER_SEC);
tv->tv_usec = (suseconds_t) (t % PA_USEC_PER_SEC);
return tv;
#elif defined(HAVE_GETTIMEOFDAY)
pa_assert_se(gettimeofday(tv, NULL) == 0);
#else
#error "Platform lacks gettimeofday() or equivalent function."
#endif
return tv;
}
pa_usec_t pa_timeval_diff(const struct timeval *a, const struct timeval *b) {