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modernizations

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1681 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-08-22 00:18:04 +00:00
parent 2d292befab
commit fa7fc315bd
2 changed files with 27 additions and 20 deletions
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43
src/pulse/timeval.c
View file

@ -26,7 +26,6 @@
#include <config.h>
#endif
#include <assert.h>
#include <stddef.h>
#include <sys/time.h>
@ -34,15 +33,17 @@
#include <windows.h>
#endif
#include "../pulsecore/winsock.h"
#include <pulsecore/winsock.h>
#include <pulsecore/macro.h>
#include "timeval.h"
struct timeval *pa_gettimeofday(struct timeval *tv) {
#ifdef HAVE_GETTIMEOFDAY
assert(tv);
pa_assert(tv);
return gettimeofday(tv, NULL) < 0 ? NULL : tv;
pa_assert_se(gettimeofday(tv, NULL) == 0);
return tv;
#elif defined(OS_IS_WIN32)
/*
* Copied from implementation by Steven Edwards (LGPL).
@ -54,12 +55,12 @@ struct timeval *pa_gettimeofday(struct timeval *tv) {
#else
#define EPOCHFILETIME (116444736000000000LL)
#endif
FILETIME ft;
LARGE_INTEGER li;
__int64 t;
assert(tv);
pa_assert(tv);
GetSystemTimeAsFileTime(&ft);
li.LowPart = ft.dwLowDateTime;
@ -67,8 +68,8 @@ struct timeval *pa_gettimeofday(struct timeval *tv) {
t = li.QuadPart; /* In 100-nanosecond intervals */
t -= EPOCHFILETIME; /* Offset to the Epoch time */
t /= 10; /* In microseconds */
tv->tv_sec = (long)(t / 1000000);
tv->tv_usec = (long)(t % 1000000);
tv->tv_sec = (time_t) (t / PA_USEC_PER_SEC);
tv->tv_usec = (suseconds_t) (t % PA_USEC_PER_SEC);
return tv;
#else
@ -78,9 +79,10 @@ struct timeval *pa_gettimeofday(struct timeval *tv) {
pa_usec_t pa_timeval_diff(const struct timeval *a, const struct timeval *b) {
pa_usec_t r;
assert(a && b);
pa_assert(a);
pa_assert(b);
/* Check which whan is the earlier time and swap the two arguments if reuqired. */
/* Check which whan is the earlier time and swap the two arguments if required. */
if (pa_timeval_cmp(a, b) < 0) {
const struct timeval *c;
c = a;
@ -89,7 +91,7 @@ pa_usec_t pa_timeval_diff(const struct timeval *a, const struct timeval *b) {
}
/* Calculate the second difference*/
r = ((pa_usec_t) a->tv_sec - b->tv_sec)* 1000000;
r = ((pa_usec_t) a->tv_sec - b->tv_sec) * PA_USEC_PER_SEC;
/* Calculate the microsecond difference */
if (a->tv_usec > b->tv_usec)
@ -101,7 +103,8 @@ pa_usec_t pa_timeval_diff(const struct timeval *a, const struct timeval *b) {
}
int pa_timeval_cmp(const struct timeval *a, const struct timeval *b) {
assert(a && b);
pa_assert(a);
pa_assert(b);
if (a->tv_sec < b->tv_sec)
return -1;
@ -120,25 +123,25 @@ int pa_timeval_cmp(const struct timeval *a, const struct timeval *b) {
pa_usec_t pa_timeval_age(const struct timeval *tv) {
struct timeval now;
assert(tv);
pa_assert(tv);
return pa_timeval_diff(pa_gettimeofday(&now), tv);
}
struct timeval* pa_timeval_add(struct timeval *tv, pa_usec_t v) {
unsigned long secs;
assert(tv);
pa_assert(tv);
secs = (v/1000000);
tv->tv_sec += (unsigned long) secs;
v -= secs*1000000;
secs = (unsigned long) (v/PA_USEC_PER_SEC);
tv->tv_sec += secs;
v -= ((pa_usec_t) secs) * PA_USEC_PER_SEC;
tv->tv_usec += v;
tv->tv_usec += (suseconds_t) v;
/* Normalize */
while (tv->tv_usec >= 1000000) {
while (tv->tv_usec >= PA_USEC_PER_SEC) {
tv->tv_sec++;
tv->tv_usec -= 1000000;
tv->tv_usec -= PA_USEC_PER_SEC;
}
return tv;