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
15int
16buftvtots(
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 */
42int
43buftvtots(
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 */
54