issue ossrs#3978: improve st_utime's default impl.

suzp1984 · Mar 7, 2024 · c3ee990 · c3ee990
1 parent fa8096a
commit c3ee990
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/trunk/3rdparty/st-srs/md.h b/trunk/3rdparty/st-srs/md.h
@@ -129,13 +129,13 @@ extern void _st_md_cxt_restore(_st_jmp_buf_t env, int val);
     #define MD_HAVE_SOCKLEN_T
 
     /*
-     * All architectures and flavors of linux have the gettimeofday
-     * function but if you know of a faster way, use it.
+     * https://github.com/ossrs/srs/issues/3978
+     * use clock_gettime to get the timestamp in microseconds.
      */
-    #define MD_GET_UTIME()            \
-        struct timeval tv;              \
-        (void) gettimeofday(&tv, NULL); \
-        return (tv.tv_sec * 1000000LL + tv.tv_usec)
+    #define MD_GET_UTIME()                                 \
+        struct timespec ts;                                \
+        clock_gettime(CLOCK_MONOTONIC, &ts);               \
+        return (ts.tv_sec * 1000000LL + ts.tv_nsec / 1000)
 
     #if defined(__i386__)
         #define MD_GET_SP(_t) *((long *)&((_t)->context[0].__jmpbuf[4]))