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Code Issues Releases Wiki Activity

Provide cgtimer_sub helper functions.

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This commit is contained in:
Con Kolivas 2013-08-20 22:47:13 +10:00
parent 9dc63cee53
commit 903d007cb4
2 changed files with 17 additions and 0 deletions
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16
util.c
View File

@ -930,6 +930,17 @@ int cgtimer_to_ms(cgtimer_t *cgt)
{ {
return timespec_to_ms(cgt); return timespec_to_ms(cgt);
} }
/* Subtracts b from a and stores it in res. */
void cgtimer_sub(cgtimer_t *a, cgtimer_t *b, cgtimer_t *res)
{
res->tv_sec = a->tv_sec - b->tv_sec;
res->tv_nsec = a->tv_nsec - b->tv_nsec;
if (res->tv_nsec < 0) {
res->tv_nsec += 1000000000;
res->tv_sec--;
}
}
#else #else
void cgtimer_time(cgtimer_t *ts_start) void cgtimer_time(cgtimer_t *ts_start)
{ {
@ -975,6 +986,11 @@ int cgtimer_to_ms(cgtimer_t *cgt)
{ {
return timeval_to_ms(cgt); return timeval_to_ms(cgt);
} }
void cgtimer_sub(cgtimer_t *a, cgtimer_t *b, cgtimer_t *res)
{
timersub(a, b, res);
}
#endif #endif
void cgsleep_ms(int ms) void cgsleep_ms(int ms)

1
util.h
View File

@ -91,6 +91,7 @@ void cgtimer_time(cgtimer_t *ts_start);
void cgsleep_ms_r(cgtimer_t *ts_start, int ms); void cgsleep_ms_r(cgtimer_t *ts_start, int ms);
void cgsleep_us_r(cgtimer_t *ts_start, int64_t us); void cgsleep_us_r(cgtimer_t *ts_start, int64_t us);
int cgtimer_to_ms(cgtimer_t *cgt); int cgtimer_to_ms(cgtimer_t *cgt);
void cgtimer_sub(cgtimer_t *a, cgtimer_t *b, cgtimer_t *res);
double us_tdiff(struct timeval *end, struct timeval *start); double us_tdiff(struct timeval *end, struct timeval *start);
double tdiff(struct timeval *end, struct timeval *start); double tdiff(struct timeval *end, struct timeval *start);
bool stratum_send(struct pool *pool, char *s, ssize_t len); bool stratum_send(struct pool *pool, char *s, ssize_t len);