1 | /* $NetBSD: kern_sig_16.c,v 1.2 2012/02/19 21:06:36 rmind Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2006, 2007, 2008 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Andrew Doran. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
31 | |
32 | /* |
33 | * Copyright (c) 1982, 1986, 1989, 1991, 1993 |
34 | * The Regents of the University of California. All rights reserved. |
35 | * (c) UNIX System Laboratories, Inc. |
36 | * All or some portions of this file are derived from material licensed |
37 | * to the University of California by American Telephone and Telegraph |
38 | * Co. or Unix System Laboratories, Inc. and are reproduced herein with |
39 | * the permission of UNIX System Laboratories, Inc. |
40 | * |
41 | * Redistribution and use in source and binary forms, with or without |
42 | * modification, are permitted provided that the following conditions |
43 | * are met: |
44 | * 1. Redistributions of source code must retain the above copyright |
45 | * notice, this list of conditions and the following disclaimer. |
46 | * 2. Redistributions in binary form must reproduce the above copyright |
47 | * notice, this list of conditions and the following disclaimer in the |
48 | * documentation and/or other materials provided with the distribution. |
49 | * 3. Neither the name of the University nor the names of its contributors |
50 | * may be used to endorse or promote products derived from this software |
51 | * without specific prior written permission. |
52 | * |
53 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
54 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
55 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
56 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
57 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
58 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
59 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
60 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
61 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
62 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
63 | * SUCH DAMAGE. |
64 | * |
65 | * @(#)kern_sig.c 8.14 (Berkeley) 5/14/95 |
66 | */ |
67 | |
68 | #include <sys/cdefs.h> |
69 | __KERNEL_RCSID(0, "$NetBSD: kern_sig_16.c,v 1.2 2012/02/19 21:06:36 rmind Exp $" ); |
70 | |
71 | #include <sys/param.h> |
72 | #include <sys/kernel.h> |
73 | #include <sys/signalvar.h> |
74 | #include <sys/proc.h> |
75 | #include <sys/pool.h> |
76 | #include <sys/syscallargs.h> |
77 | #include <sys/kauth.h> |
78 | #include <sys/wait.h> |
79 | #include <sys/kmem.h> |
80 | |
81 | int |
82 | compat_16_sys___sigaction14(struct lwp *l, |
83 | const struct compat_16_sys___sigaction14_args *uap, register_t *retval) |
84 | { |
85 | /* { |
86 | syscallarg(int) signum; |
87 | syscallarg(const struct sigaction *) nsa; |
88 | syscallarg(struct sigaction *) osa; |
89 | } */ |
90 | struct sigaction nsa, osa; |
91 | int error; |
92 | |
93 | if (SCARG(uap, nsa)) { |
94 | error = copyin(SCARG(uap, nsa), &nsa, sizeof(nsa)); |
95 | if (error) |
96 | return (error); |
97 | } |
98 | error = sigaction1(l, SCARG(uap, signum), |
99 | SCARG(uap, nsa) ? &nsa : 0, SCARG(uap, osa) ? &osa : 0, |
100 | NULL, 0); |
101 | if (error) |
102 | return (error); |
103 | if (SCARG(uap, osa)) { |
104 | error = copyout(&osa, SCARG(uap, osa), sizeof(osa)); |
105 | if (error) |
106 | return (error); |
107 | } |
108 | return (0); |
109 | } |
110 | |