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netbsd32_compat_13.c revision 1.5 
      1 /*	$NetBSD: netbsd32_compat_13.c,v 1.5 1999/12/30 15:40:45 eeh Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998 Matthew R. Green
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  * SUCH DAMAGE.
     29  */
     30 
     31 #include <sys/param.h>
     32 #include <sys/systm.h>
     33 #include <sys/mount.h>
     34 #include <sys/proc.h>
     35 #include <sys/signal.h>
     36 #include <sys/syscallargs.h>
     37 
     38 #include <compat/netbsd32/netbsd32.h>
     39 #include <compat/netbsd32/netbsd32_syscallargs.h>
     40 
     41 int
     42 compat_13_netbsd32_sigaltstack13(p, v, retval)
     43 	struct proc *p;
     44 	void *v;
     45 	register_t *retval;
     46 {
     47 	struct compat_13_netbsd32_sigaltstack13_args /* {
     48 		syscallarg(const netbsd32_sigaltstack13p_t) nss;
     49 		syscallarg(netbsd32_sigaltstack13p_t) oss;
     50 	} */ *uap = v;
     51 	struct compat_13_sys_sigaltstack_args ua;
     52 	struct sigaltstack13 nss13, oss13;
     53 	struct netbsd32_sigaltstack13 *s32nss13, *s32oss13;
     54 	int rv;
     55 
     56 	SCARG(&ua, nss) = &nss13;
     57 	SCARG(&ua, oss) = &oss13;
     58 
     59 	s32nss13 = (struct netbsd32_sigaltstack13 *)(u_long)SCARG(uap, nss);
     60 	s32oss13 = (struct netbsd32_sigaltstack13 *)(u_long)SCARG(uap, oss);
     61 
     62 	nss13.ss_sp = (char *)(u_long)s32nss13->ss_sp;
     63 	nss13.ss_size = s32nss13->ss_size;
     64 	nss13.ss_flags = s32nss13->ss_flags;
     65 
     66 	rv = compat_13_sys_sigaltstack(p, &ua, retval);
     67 
     68 	s32oss13->ss_sp = (netbsd32_charp)(u_long)oss13.ss_sp;
     69 	s32oss13->ss_size = oss13.ss_size;
     70 	s32oss13->ss_flags = oss13.ss_flags;
     71 
     72 	return (rv);
     73 }
     74 
     75 
     76 int
     77 compat_13_netbsd32_sigprocmask(p, v, retval)
     78 	register struct proc *p;
     79 	void *v;
     80 	register_t *retval;
     81 {
     82 	struct compat_13_netbsd32_sigprocmask_args /* {
     83 		syscallarg(int) how;
     84 		syscallarg(int) mask;
     85 	} */ *uap = v;
     86 	sigset13_t ness, oess;
     87 	sigset_t nbss, obss;
     88 	int error;
     89 
     90 	ness = SCARG(uap, mask);
     91 	native_sigset13_to_sigset(&ness, &nbss);
     92 	error = sigprocmask1(p, SCARG(uap, how), &nbss, &obss);
     93 	if (error)
     94 		return (error);
     95 	native_sigset_to_sigset13(&obss, &oess);
     96 	*retval = oess;
     97 	return (0);
     98 }
     99 
    100 int
    101 compat_13_netbsd32_sigsuspend(p, v, retval)
    102 	register struct proc *p;
    103 	void *v;
    104 	register_t *retval;
    105 {
    106 	struct compat_13_netbsd32_sigsuspend_args /* {
    107 		syscallarg(sigset13_t) mask;
    108 	} */ *uap = v;
    109 	sigset13_t ess;
    110 	sigset_t bss;
    111 
    112 	ess = SCARG(uap, mask);
    113 	native_sigset13_to_sigset(&ess, &bss);
    114 	return (sigsuspend1(p, &bss));
    115 }
    116