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netbsd32_compat_13.c revision 1.26 
      1 /*	$NetBSD: netbsd32_compat_13.c,v 1.26 2014/01/24 22:44:00 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998, 2001 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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 __KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_13.c,v 1.26 2014/01/24 22:44:00 christos Exp $");
     31 
     32 #include <sys/param.h>
     33 #include <sys/systm.h>
     34 #include <sys/mount.h>
     35 #include <sys/proc.h>
     36 #include <sys/signal.h>
     37 #include <sys/signalvar.h>
     38 #include <sys/syscallargs.h>
     39 
     40 #include <compat/netbsd32/netbsd32.h>
     41 #include <compat/netbsd32/netbsd32_syscallargs.h>
     42 
     43 #include <compat/sys/stat.h>
     44 #include <compat/sys/signal.h>
     45 #include <compat/sys/signalvar.h>
     46 
     47 #include <compat/common/compat_sigaltstack.h>
     48 
     49 int
     50 compat_13_netbsd32_sigaltstack13(struct lwp *l, const struct compat_13_netbsd32_sigaltstack13_args *uap, register_t *retval)
     51 {
     52 	compat_sigaltstack(uap, netbsd32_sigaltstack13, SS_ONSTACK, SS_DISABLE);
     53 }
     54 
     55 
     56 int
     57 compat_13_netbsd32_sigprocmask(struct lwp *l, const struct compat_13_netbsd32_sigprocmask_args *uap, register_t *retval)
     58 {
     59 	/* {
     60 		syscallarg(int) how;
     61 		syscallarg(int) mask;
     62 	} */
     63 	sigset13_t ness, oess;
     64 	sigset_t nbss, obss;
     65 	struct proc *p = l->l_proc;
     66 	int error;
     67 
     68 	ness = SCARG(uap, mask);
     69 	native_sigset13_to_sigset(&ness, &nbss);
     70 	mutex_enter(p->p_lock);
     71 	error = sigprocmask1(l, SCARG(uap, how), &nbss, &obss);
     72 	mutex_exit(p->p_lock);
     73 	if (error)
     74 		return (error);
     75 	native_sigset_to_sigset13(&obss, &oess);
     76 	*retval = oess;
     77 	return (0);
     78 }
     79 
     80 int
     81 compat_13_netbsd32_sigsuspend(struct lwp *l, const struct compat_13_netbsd32_sigsuspend_args *uap, register_t *retval)
     82 {
     83 	/* {
     84 		syscallarg(sigset13_t) mask;
     85 	} */
     86 	sigset13_t ess;
     87 	sigset_t bss;
     88 
     89 	ess = SCARG(uap, mask);
     90 	native_sigset13_to_sigset(&ess, &bss);
     91 	return (sigsuspend1(l, &bss));
     92 }
     93