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ntp 4.2.6p5

    1: /*
    2:  * buftvtots - pull a Unix-format (struct timeval) time stamp out of
    3:  *	       an octet stream and convert it to a l_fp time stamp.
    4:  *	       This is useful when using the clock line discipline.
    5:  */
    6: 
    7: #ifdef HAVE_CONFIG_H
    8: #include "config.h"
    9: #endif
   10: #include "ntp_fp.h"
   11: #include "ntp_string.h"
   12: #include "ntp_unixtime.h"
   13: 
   14: #ifndef SYS_WINNT
   15: int
   16: buftvtots(
   17: 	const char *bufp,
   18: 	l_fp *ts
   19: 	)
   20: {
   21: 	struct timeval tv;
   22: 
   23: 	/*
   24: 	 * copy to adhere to alignment restrictions
   25: 	 */
   26: 	memcpy(&tv, bufp, sizeof(tv));
   27: 
   28: 	/*
   29: 	 * and use it
   30: 	 */
   31: 	ts->l_ui = tv.tv_sec + (u_long)JAN_1970;
   32: 	if (tv.tv_usec > 999999)
   33: 	    return 0;
   34: 	TVUTOTSF(tv.tv_usec, ts->l_uf);
   35: 	return 1;
   36: }
   37: #else	/* SYS_WINNT */
   38: /*
   39:  * Windows doesn't have the tty_clock line discipline, so
   40:  * don't look for a timestamp where there is none.
   41:  */
   42: int
   43: buftvtots(
   44: 	const char *bufp,
   45: 	l_fp *ts
   46: 	)
   47: {
   48: 	UNUSED_ARG(bufp);
   49: 	UNUSED_ARG(ts);
   50: 
   51: 	return 0;
   52: }
   53: #endif	/* SYS_WINNT */