static uint64_t get_usec(TWAMPTimestamp ts)
{
struct timeval tv;
timestamp_to_timeval(&ts, &tv);
return tv.tv_sec * 1000000 + tv.tv_usec;
}
int seconds_to_midnight(tstamp_t ts) {
struct timeval tv;
struct tm tmv;
int save_daylight;
long save_timezone;
timestamp_to_timeval(ts, &tv);
save_daylight = daylight; daylight = 0;
save_timezone = timezone; timezone = 0;
(void) gmtime_r(&tv.tv_sec, &tmv);
daylight = save_daylight;
timezone = save_timezone;
return (60*(60*(23-tmv.tm_hour) + (59-tmv.tm_min)) + (59-tmv.tm_sec) + 2);
}
void print_metrics(int j, int port, ReflectorUPacket pack) {
struct timeval recv_resp_time, send_time, recv_time, reflect_time;
/* Get Time of the received TWAMP-Test response message */
gettimeofday(&recv_resp_time, NULL);
/* Get the timestamps from the reflected message */
timestamp_to_timeval(&pack.sender_time, &send_time);
timestamp_to_timeval(&pack.receive_time, &recv_time);
timestamp_to_timeval(&pack.time, &reflect_time);
/* Print different metrics */
/* Compute round-trip */
fprintf(stderr, "Round-trip time for TWAMP-Test packet %d for port %hd is %" PRIu64 " [usec]\n",
j, port, get_time_difference(&recv_resp_time, &send_time));
fprintf(stderr, "Receive time - Send time for TWAMP-Test"
" packet %d for port %d is %" PRIu64 " [usec]\n", j, port,
get_time_difference(&recv_time, &send_time));
fprintf(stderr, "Reflect time - Send time for TWAMP-Test"
" packet %d for port %d is %" PRIu64 " [usec]\n", j, port,
get_time_difference(&reflect_time, &send_time));
}
/*
* Similar to the timestamp_to_datestring() function above.
*
* Returns a string representation of the current date/time,
* suitable for DB filenames: YYYYMMDDHHMMSS.
*
* As an example, for a database Foo the filename is:
*
* FooYYYYMMDDHHMMSS.db
*/
char *timestamp_to_filestring(tstamp_t ts) {
char buf[64];
struct timeval tv;
struct tm tmv;
int save_daylight;
long save_timezone;
timestamp_to_timeval(ts, &tv);
save_daylight = daylight; daylight = 0;
save_timezone = timezone; timezone = 0;
(void) gmtime_r(&tv.tv_sec, &tmv);
daylight = save_daylight;
timezone = save_timezone;
sprintf(buf, "%4d%02d%02d%02d%02d%02d", tmv.tm_year+1900, tmv.tm_mon+1,
tmv.tm_mday, tmv.tm_hour, tmv.tm_min, tmv.tm_sec);
return str_dupl(buf);
}
