/*ARGSUSED*/
#endif /* !defined TSP_SETDATE */
static void
reset(const time_t newt, const int nflag)
{
register const char * username;
static struct timeval tv; /* static so tv_usec is 0 */
#ifdef EBUG
return;
#endif /* defined EBUG */
username = getlogin();
if (username == NULL || *username == '\0') /* single-user or no tty */
username = "******";
tv.tv_sec = newt;
#ifdef TSP_SETDATE
if (nflag || !netsettime(tv))
#endif /* defined TSP_SETDATE */
{
/*
** "old" entry is always written, for compatibility.
*/
logwtmp("|", TIME_NAME, "");
if (settimeofday(&tv, NULL) == 0) {
logwtmp("{", TIME_NAME, ""); /* } */
syslog(LOG_AUTH | LOG_NOTICE, _("date set by %s"),
username);
} else oops("settimeofday");
}
}
static void
setthetime(const char *fmt, const char *p, int jflag, int nflag)
{
struct utmpx utx;
struct tm *lt;
struct timeval tv;
const char *dot, *t;
int century;
lt = localtime(&tval);
lt->tm_isdst = -1; /* divine correct DST */
if (fmt != NULL) {
t = strptime(p, fmt, lt);
if (t == NULL) {
fprintf(stderr, "Failed conversion of ``%s''"
" using format ``%s''\n", p, fmt);
badformat();
} else if (*t != '\0')
fprintf(stderr, "Warning: Ignoring %ld extraneous"
" characters in date string (%s)\n",
(long) strlen(t), t);
} else {
for (t = p, dot = NULL; *t; ++t) {
if (isdigit(*t))
continue;
if (*t == '.' && dot == NULL) {
dot = t;
continue;
}
badformat();
}
if (dot != NULL) { /* .ss */
dot++; /* *dot++ = '\0'; */
if (strlen(dot) != 2)
badformat();
lt->tm_sec = ATOI2(dot);
if (lt->tm_sec > 61)
badformat();
} else
lt->tm_sec = 0;
century = 0;
/* if p has a ".ss" field then let's pretend it's not there */
switch (strlen(p) - ((dot != NULL) ? 3 : 0)) {
case 12: /* cc */
lt->tm_year = ATOI2(p) * 100 - TM_YEAR_BASE;
century = 1;
/* FALLTHROUGH */
case 10: /* yy */
if (century)
lt->tm_year += ATOI2(p);
else {
lt->tm_year = ATOI2(p);
if (lt->tm_year < 69) /* hack for 2000 ;-} */
lt->tm_year += 2000 - TM_YEAR_BASE;
else
lt->tm_year += 1900 - TM_YEAR_BASE;
}
/* FALLTHROUGH */
case 8: /* mm */
lt->tm_mon = ATOI2(p);
if (lt->tm_mon > 12)
badformat();
--lt->tm_mon; /* time struct is 0 - 11 */
/* FALLTHROUGH */
case 6: /* dd */
lt->tm_mday = ATOI2(p);
if (lt->tm_mday > 31)
badformat();
/* FALLTHROUGH */
case 4: /* HH */
lt->tm_hour = ATOI2(p);
if (lt->tm_hour > 23)
badformat();
/* FALLTHROUGH */
case 2: /* MM */
lt->tm_min = ATOI2(p);
if (lt->tm_min > 59)
badformat();
break;
default:
badformat();
}
}
/* convert broken-down time to GMT clock time */
if ((tval = mktime(lt)) == -1)
errx(1, "nonexistent time");
if (!jflag) {
/* set the time */
if (nflag || netsettime(tval)) {
utx.ut_type = OLD_TIME;
gettimeofday(&utx.ut_tv, NULL);
pututxline(&utx);
tv.tv_sec = tval;
tv.tv_usec = 0;
if (settimeofday(&tv, (struct timezone *)NULL))
err(1, "settimeofday (timeval)");
utx.ut_type = NEW_TIME;
gettimeofday(&utx.ut_tv, NULL);
pututxline(&utx);
}
if ((p = getlogin()) == NULL)
p = "???";
syslog(LOG_AUTH | LOG_NOTICE, "date set by %s", p);
}
}
void
setthetime(char *p)
{
struct tm *lt;
struct timeval tv;
char *dot, *t;
int yearset = 0;
for (t = p, dot = NULL; *t; ++t) {
if (isdigit(*t))
continue;
if (*t == '.' && dot == NULL) {
dot = t;
continue;
}
badformat();
}
lt = localtime(&tval);
lt->tm_isdst = -1; /* correct for DST */
if (dot != NULL) { /* .SS */
*dot++ = '\0';
if (strlen(dot) != 2)
badformat();
lt->tm_sec = ATOI2(dot);
if (lt->tm_sec > 61)
badformat();
} else
lt->tm_sec = 0;
switch (strlen(p)) {
case 12: /* cc */
lt->tm_year = ATOI2(p) * 100 - TM_YEAR_BASE;
yearset = 1;
/* FALLTHROUGH */
case 10: /* yy */
if (!yearset) {
/* mask out current year, leaving only century */
lt->tm_year = ((lt->tm_year / 100) * 100);
}
lt->tm_year += ATOI2(p);
/* FALLTHROUGH */
case 8: /* mm */
lt->tm_mon = ATOI2(p);
if ((lt->tm_mon > 12) || !lt->tm_mon)
badformat();
--lt->tm_mon; /* time struct is 0 - 11 */
/* FALLTHROUGH */
case 6: /* dd */
lt->tm_mday = ATOI2(p);
if ((lt->tm_mday > 31) || !lt->tm_mday)
badformat();
/* FALLTHROUGH */
case 4: /* HH */
lt->tm_hour = ATOI2(p);
if (lt->tm_hour > 23)
badformat();
/* FALLTHROUGH */
case 2: /* MM */
lt->tm_min = ATOI2(p);
if (lt->tm_min > 59)
badformat();
break;
default:
badformat();
}
/* convert broken-down time to UTC clock time */
if ((tval = mktime(lt)) < 0)
errx(1, "specified date is outside allowed range");
if (jflag)
return;
/* set the time */
if (nflag || netsettime(tval)) {
if (slidetime) {
struct timeval tv_current;
if (gettimeofday(&tv_current, NULL) == -1)
err(1, "Could not get local time of day");
tv.tv_sec = tval - tv_current.tv_sec;
tv.tv_usec = 0;
if (adjtime(&tv, NULL) == -1)
errx(1, "adjtime");
} else {
#ifndef SMALL
logwtmp("|", "date", "");
#endif
tv.tv_sec = tval;
tv.tv_usec = 0;
if (settimeofday(&tv, NULL))
err(1, "settimeofday");
#ifndef SMALL
logwtmp("{", "date", "");
#endif
}
}
if ((p = getlogin()) == NULL)
p = "???";
syslog(LOG_AUTH | LOG_NOTICE, "date set by %s", p);
}
static void
setthetime(const char *p)
{
struct timeval tv;
time_t new_time;
struct tm *lt;
const char *dot, *t;
size_t len;
int yearset;
for (t = p, dot = NULL; *t; ++t) {
if (isdigit((unsigned char)*t))
continue;
if (*t == '.' && dot == NULL) {
dot = t;
continue;
}
badformat();
}
lt = localtime(&tval);
lt->tm_isdst = -1; /* Divine correct DST */
if (dot != NULL) { /* .ss */
len = strlen(dot);
if (len != 3)
badformat();
++dot;
lt->tm_sec = ATOI2(dot);
if (lt->tm_sec > 61)
badvalue("seconds");
} else {
len = 0;
lt->tm_sec = 0;
}
yearset = 0;
switch (strlen(p) - len) {
case 12: /* cc */
lt->tm_year = ATOI2(p) * 100 - TM_YEAR_BASE;
if (lt->tm_year < 0)
badtime();
yearset = 1;
/* FALLTHROUGH */
case 10: /* yy */
if (yearset) {
lt->tm_year += ATOI2(p);
} else {
yearset = ATOI2(p);
if (yearset < 69)
lt->tm_year = yearset + 2000 - TM_YEAR_BASE;
else
lt->tm_year = yearset + 1900 - TM_YEAR_BASE;
}
/* FALLTHROUGH */
case 8: /* mm */
lt->tm_mon = ATOI2(p);
if (lt->tm_mon > 12 || lt->tm_mon == 0)
badvalue("month");
--lt->tm_mon; /* time struct is 0 - 11 */
/* FALLTHROUGH */
case 6: /* dd */
lt->tm_mday = ATOI2(p);
switch (lt->tm_mon) {
case 0:
case 2:
case 4:
case 6:
case 7:
case 9:
case 11:
if (lt->tm_mday > 31 || lt->tm_mday == 0)
badvalue("day of month");
break;
case 3:
case 5:
case 8:
case 10:
if (lt->tm_mday > 30 || lt->tm_mday == 0)
badvalue("day of month");
break;
case 1:
if (lt->tm_mday > 29 || lt->tm_mday == 0 ||
(lt->tm_mday == 29 &&
!isleap(lt->tm_year + TM_YEAR_BASE)))
badvalue("day of month");
break;
default:
badvalue("month");
break;
}
/* FALLTHROUGH */
case 4: /* hh */
lt->tm_hour = ATOI2(p);
if (lt->tm_hour > 23)
badvalue("hour");
/* FALLTHROUGH */
case 2: /* mm */
lt->tm_min = ATOI2(p);
if (lt->tm_min > 59)
badvalue("minute");
break;
case 0: /* was just .sss */
if (len != 0)
break;
/* FALLTHROUGH */
default:
badformat();
}
/* convert broken-down time to UTC clock time */
if ((new_time = mktime(lt)) == -1)
badtime();
/* if jflag is set, don't actually change the time, just return */
if (jflag) {
tval = new_time;
return;
}
/* set the time */
if (nflag || netsettime(new_time)) {
logwtmp("|", "date", "");
if (aflag) {
tv.tv_sec = new_time - tval;
tv.tv_usec = 0;
if (adjtime(&tv, NULL))
err(EXIT_FAILURE, "adjtime");
} else {
tval = new_time;
tv.tv_sec = tval;
tv.tv_usec = 0;
if (settimeofday(&tv, NULL))
err(EXIT_FAILURE, "settimeofday");
}
logwtmp("{", "date", "");
}
if ((p = getlogin()) == NULL)
p = "???";
syslog(LOG_AUTH | LOG_NOTICE, "date set by %s", p);
}
