diff options
Diffstat (limited to 'pjlib')
| -rw-r--r-- | pjlib/include/pj/os.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/pjlib/include/pj/os.h b/pjlib/include/pj/os.h index 48d7045e..c1a570f6 100644 --- a/pjlib/include/pj/os.h +++ b/pjlib/include/pj/os.h @@ -933,6 +933,35 @@ PJ_INLINE(void) pj_set_timestamp32(pj_timestamp *t, pj_uint32_t hi, t->u32.lo = lo; } + +/** + * Compare timestamp t1 and t2. + * @param t1 t1. + * @param t2 t2. + * @return -1 if (t1 < t2), 1 if (t1 > t2), or 0 if (t1 == t2) + */ +PJ_INLINE(int) pj_cmp_timestamp(const pj_timestamp *t1, const pj_timestamp *t2) +{ +#if PJ_HAS_INT64 + if (t1->u64 < t2->u64) + return -1; + else if (t1->u64 > t2->u64) + return 1; + else + return 0; +#else + if (t1->u32.hi < t2->u32.hi || + (t1->u32.hi == t2->u32.hi && t1->u32.lo < t2->u32.lo)) + return -1; + else if (t1->u32.hi > t2->u32.hi || + (t1->u32.hi == t2->u32.hi && t1->u32.lo > t2->u32.lo)) + return 1; + else + return 0; +#endif +} + + /** * Add timestamp t2 to t1. * @param t1 t1. |