/* ARGSUSED */
int
sys___adjtime50(struct lwp *l, const struct sys___adjtime50_args *uap,
register_t *retval)
{
/* {
syscallarg(const struct timeval *) delta;
syscallarg(struct timeval *) olddelta;
} */
int error;
struct timeval atv, oldatv;
if ((error = kauth_authorize_system(l->l_cred, KAUTH_SYSTEM_TIME,
KAUTH_REQ_SYSTEM_TIME_ADJTIME, NULL, NULL, NULL)) != 0)
return error;
if (SCARG(uap, delta)) {
error = copyin(SCARG(uap, delta), &atv,
sizeof(*SCARG(uap, delta)));
if (error)
return (error);
}
adjtime1(SCARG(uap, delta) ? &atv : NULL,
SCARG(uap, olddelta) ? &oldatv : NULL, l->l_proc);
if (SCARG(uap, olddelta))
error = copyout(&oldatv, SCARG(uap, olddelta),
sizeof(*SCARG(uap, olddelta)));
return error;
}
int
clockctlioctl(
dev_t dev,
u_long cmd,
void *data,
int flags,
struct lwp *l)
{
int error = 0;
switch (cmd) {
case CLOCKCTL_SETTIMEOFDAY: {
struct clockctl_settimeofday *args = data;
error = settimeofday1(args->tv, true, args->tzp, l, false);
break;
}
case CLOCKCTL_ADJTIME: {
struct timeval atv, oldatv;
struct clockctl_adjtime *args = data;
if (args->delta) {
error = copyin(args->delta, &atv, sizeof(atv));
if (error)
return (error);
}
adjtime1(args->delta ? &atv : NULL,
args->olddelta ? &oldatv : NULL, l->l_proc);
if (args->olddelta)
error = copyout(&oldatv, args->olddelta,
sizeof(oldatv));
break;
}
case CLOCKCTL_CLOCK_SETTIME: {
struct clockctl_clock_settime *args = data;
struct timespec ts;
error = copyin(args->tp, &ts, sizeof ts);
if (error)
return (error);
error = clock_settime1(l->l_proc, args->clock_id, &ts, false);
break;
}
#ifdef NTP
case CLOCKCTL_NTP_ADJTIME: {
struct clockctl_ntp_adjtime *args = data;
struct timex ntv;
error = copyin(args->tp, &ntv, sizeof(ntv));
if (error)
return (error);
ntp_adjtime1(&ntv);
error = copyout(&ntv, args->tp, sizeof(ntv));
if (error == 0)
args->retval = ntp_timestatus();
break;
}
#endif /* NTP */
default:
#ifdef COMPAT_50
error = compat50_clockctlioctl(dev, cmd, data, flags, l);
#else
error = EINVAL;
#endif
}
return (error);
}
