text: /*	$OpenBSD: osf1_time.c,v 1.2 2001/07/09 05:15:24 fgsch Exp $	*/
  /*	$NetBSD: osf1_time.c,v 1.1 1999/05/01 05:25:37 cgd Exp $	*/
  
  /*
   * Copyright (c) 1999 Christopher G. Demetriou.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *      This product includes software developed by Christopher G. Demetriou
   *	for the NetBSD Project.
   * 4. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <sys/param.h>
  #include <sys/systm.h>
  #include <sys/namei.h>
  #include <sys/proc.h>
  #include <sys/file.h>
  #include <sys/mount.h>
  #include <sys/syscallargs.h>
  
  #include <compat/osf1/osf1.h>
  #include <compat/osf1/osf1_syscallargs.h>
  #include <compat/osf1/osf1_cvt.h>
  
  int
  osf1_sys_gettimeofday(p, v, retval)
  	struct proc *p;
  	void *v;
  	register_t *retval;
  {
  	struct osf1_sys_gettimeofday_args *uap = v;
  	struct sys_gettimeofday_args a;
  	struct osf1_timeval otv;
  	struct osf1_timezone otz;
  	struct timeval tv;
  	struct timezone tz;
  	int error;
  	caddr_t sg;
  
  	sg = stackgap_init(p->p_emul);
  	if (SCARG(uap, tp) == NULL)
  		SCARG(&a, tp) = NULL;
  	else
  		SCARG(&a, tp) = stackgap_alloc(&sg, sizeof tv);
  	if (SCARG(uap, tzp) == NULL)
  		SCARG(&a, tzp) = NULL;
  	else
  		SCARG(&a, tzp) = stackgap_alloc(&sg, sizeof tz);
  
  	error = sys_gettimeofday(p, &a, retval);
  
  	if (error == 0 && SCARG(uap, tp) != NULL) {
  		error = copyin((caddr_t)SCARG(&a, tp),
  		    (caddr_t)&tv, sizeof tv);
  		if (error == 0) {
  			memset(&otv, 0, sizeof otv);
  			otv.tv_sec = tv.tv_sec;
  			otv.tv_usec = tv.tv_usec;
  
  			error = copyout((caddr_t)&otv,
  			    (caddr_t)SCARG(uap, tp), sizeof otv);
  		}
  	}
  	if (error == 0 && SCARG(uap, tzp) != NULL) {
  		error = copyin((caddr_t)SCARG(&a, tzp),
  		    (caddr_t)&tz, sizeof tz);
  		if (error == 0) {
  			memset(&otz, 0, sizeof otz);
  			otz.tz_minuteswest = tz.tz_minuteswest;
  			otz.tz_dsttime = tz.tz_dsttime;
  
  			error = copyout((caddr_t)&otz,
  			    (caddr_t)SCARG(uap, tzp), sizeof otz);
  		}
  	}
  	return (error);
  }
  
  int
  osf1_sys_setitimer(p, v, retval)
  	struct proc *p;
  	void *v;
  	register_t *retval;
  {
  	struct osf1_sys_setitimer_args *uap = v;
  	struct sys_setitimer_args a;
  	struct osf1_itimerval o_itv, o_oitv;
  	struct itimerval b_itv, b_oitv;
  	caddr_t sg;
  	int error;
  
  	switch (SCARG(uap, which)) {
  	case OSF1_ITIMER_REAL:
  		SCARG(&a, which) = ITIMER_REAL;
  		break;
  
  	case OSF1_ITIMER_VIRTUAL:
  		SCARG(&a, which) = ITIMER_VIRTUAL;
  		break;
  
  	case OSF1_ITIMER_PROF:
  		SCARG(&a, which) = ITIMER_PROF;
  		break;
  
  	default:
  		return (EINVAL);
  	}
  
  	sg = stackgap_init(p->p_emul);
  
  	SCARG(&a, itv) = stackgap_alloc(&sg, sizeof b_itv);
  
  	/* get the OSF/1 itimerval argument */
  	error = copyin((caddr_t)SCARG(uap, itv), (caddr_t)&o_itv,
  	    sizeof o_itv);
  	if (error == 0) {
  
  		/* fill in and copy out the NetBSD timeval */
  		memset(&b_itv, 0, sizeof b_itv);
  		b_itv.it_interval.tv_sec = o_itv.it_interval.tv_sec;
  		b_itv.it_interval.tv_usec = o_itv.it_interval.tv_usec;
  		b_itv.it_value.tv_sec = o_itv.it_value.tv_sec;
  		b_itv.it_value.tv_usec = o_itv.it_value.tv_usec;
  
  		error = copyout((caddr_t)&b_itv,
  		    (caddr_t)SCARG(&a, itv), sizeof b_itv);
  	}
  
  	if (SCARG(uap, oitv) == NULL)
  		SCARG(&a, oitv) = NULL;
  	else
  		SCARG(&a, oitv) = stackgap_alloc(&sg, sizeof b_oitv);
  
  	if (error == 0)
  		error = sys_setitimer(p, &a, retval);
  
  	if (error == 0 && SCARG(uap, oitv) != NULL) {
  		/* get the NetBSD itimerval return value */
  		error = copyin((caddr_t)SCARG(&a, oitv), (caddr_t)&b_oitv,
  		    sizeof b_oitv);
  		if (error == 0) {
  	
  			/* fill in and copy out the NetBSD timeval */
  			memset(&o_oitv, 0, sizeof o_oitv);
  			o_oitv.it_interval.tv_sec = b_oitv.it_interval.tv_sec;
  			o_oitv.it_interval.tv_usec = b_oitv.it_interval.tv_usec;
  			o_oitv.it_value.tv_sec = b_oitv.it_value.tv_sec;
  			o_oitv.it_value.tv_usec = b_oitv.it_value.tv_usec;
  	
  			error = copyout((caddr_t)&o_oitv,
  			    (caddr_t)SCARG(uap, oitv), sizeof o_oitv);
  		}
  	}
  
  	return (error);
  }
  
  int
  osf1_sys_settimeofday(p, v, retval)
  	struct proc *p;
  	void *v;
  	register_t *retval;
  {
  	struct osf1_sys_settimeofday_args *uap = v;
  	struct sys_settimeofday_args a;
  	struct osf1_timeval otv;
  	struct osf1_timezone otz;
  	struct timeval tv;
  	struct timezone tz;
  	int error;
  	caddr_t sg;
  
  	sg = stackgap_init(p->p_emul);
  	if (SCARG(uap, tv) == NULL)
  		SCARG(&a, tv) = NULL;
  	else {
  		SCARG(&a, tv) = stackgap_alloc(&sg, sizeof tv);
  
  		/* get the OSF/1 timeval argument */
  		error = copyin((caddr_t)SCARG(uap, tv),
  		    (caddr_t)&otv, sizeof otv);
  		if (error == 0) {
  
  			/* fill in and copy out the NetBSD timeval */
  			memset(&tv, 0, sizeof tv);
  			tv.tv_sec = otv.tv_sec;
  			tv.tv_usec = otv.tv_usec;
  
  			error = copyout((caddr_t)&tv,
  			    (caddr_t)SCARG(&a, tv), sizeof tv);
  		}
  	}
  
  	if (SCARG(uap, tzp) == NULL)
  		SCARG(&a, tzp) = NULL;
  	else {
  		SCARG(&a, tzp) = stackgap_alloc(&sg, sizeof tz);
  
  		/* get the OSF/1 timeval argument */
  		error = copyin((caddr_t)SCARG(uap, tzp),
  		    (caddr_t)&otz, sizeof otz);
  		if (error == 0) {
  
  			/* fill in and copy out the NetBSD timezone */
  			memset(&tz, 0, sizeof tz);
  			tz.tz_minuteswest = otz.tz_minuteswest;
  			tz.tz_dsttime = otz.tz_dsttime;
  
  			error = copyout((caddr_t)&tz,
  			    (caddr_t)SCARG(&a, tzp), sizeof tz);
  		}
  	}
  
  	if (error == 0)
  		error = sys_settimeofday(p, &a, retval);
  
  	return (error);
  }
  