xref: /illumos-gate/usr/src/uts/common/syscall/sigsendset.c (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23 /*	Copyright (c) 1994 Sun Microsystems, Inc. */
24 /*	  All Rights Reserved	*/
25 
26 
27 /*
28  * Copyright (c) 1998 by Sun Microsystems, Inc.
29  * All rights reserved.
30  */
31 
32 #include <sys/param.h>
33 #include <sys/types.h>
34 #include <sys/sysmacros.h>
35 #include <sys/systm.h>
36 #include <sys/errno.h>
37 #include <sys/proc.h>
38 #include <sys/fault.h>
39 #include <sys/procset.h>
40 #include <sys/signal.h>
41 #include <sys/siginfo.h>
42 #include <sys/debug.h>
43 
44 int
45 sigsendsys(procset_t *psp, int sig)
46 {
47 	int error;
48 	procset_t set;
49 	sigsend_t v;
50 
51 
52 	if (sig < 0 || sig >= NSIG)
53 		return (set_errno(EINVAL));
54 
55 	bzero(&v, sizeof (v));
56 	v.sig = sig;
57 	v.checkperm = 1;
58 	v.sicode = SI_USER;
59 
60 	if (copyin((caddr_t)psp, (caddr_t)&set, sizeof (procset_t)))
61 		return (set_errno(EFAULT));
62 	if (error = sigsendset(&set, &v))
63 		return (set_errno(error));
64 	return (0);
65 }
66