xref: /netbsd-src/sys/compat/linux/common/linux_signal.h (revision 76c7fc5f6b13ed0b1508e6b313e88e59977ed78e)
1 /* 	$NetBSD: linux_signal.h,v 1.32 2017/01/02 20:10:44 martin Exp $	*/
2 
3 /*-
4  * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Frank van der Linden and Eric Haszlakiewicz.
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 #ifndef _LINUX_SIGNAL_H
33 #define _LINUX_SIGNAL_H
34 
35 #if defined(__i386__)
36 #include <compat/linux/arch/i386/linux_signal.h>
37 #elif defined(__m68k__)
38 #include <compat/linux/arch/m68k/linux_signal.h>
39 #elif defined(__alpha__)
40 #include <compat/linux/arch/alpha/linux_signal.h>
41 #elif defined(__powerpc__)
42 #include <compat/linux/arch/powerpc/linux_signal.h>
43 #elif defined(__mips__)
44 #include <compat/linux/arch/mips/linux_signal.h>
45 #elif defined(__arm__)
46 #include <compat/linux/arch/arm/linux_signal.h>
47 #elif defined(__amd64__)
48 #include <compat/linux/arch/amd64/linux_signal.h>
49 #else
50 typedef void linux_sigset_t;
51 #endif
52 
53 typedef struct {
54 	linux_sigset_t *ss;
55 	size_t ss_len;
56 } linux_sized_sigset_t;
57 
58 #ifdef _KERNEL
59 extern const int native_to_linux_signo[];
60 extern const int linux_to_native_signo[];
61 __BEGIN_DECLS
62 int linux_sigprocmask1(struct lwp *, int, const linux_old_sigset_t *,
63 						linux_old_sigset_t *);
64 
65 #if LINUX__NSIG_WORDS > 1
66 void linux_old_extra_to_native_sigset(sigset_t *,
67     const linux_old_sigset_t *, const unsigned long *);
68 void native_to_linux_old_extra_sigset(linux_old_sigset_t *,
69     unsigned long *, const sigset_t *);
70 #define linux_old_to_native_sigset(x,y) \
71     linux_old_extra_to_native_sigset(x, y, (const unsigned long *)0)
72 #define native_to_linux_old_sigset(x,y) \
73     native_to_linux_old_extra_sigset(x, (unsigned long *)0, y)
74 
75 #else	/* LINUX__NSIG_WORDS == 1 */
76 
77 /* XXXmanu (const linux_sigset_t *)(void *) temporary hack to get it building */
78 #define linux_old_to_native_sigset(x,y) \
79     linux_to_native_sigset(x, (const linux_sigset_t *)(const void *)y)
80 #define native_to_linux_old_sigset(x,y) \
81     native_to_linux_sigset((linux_sigset_t *)(void *)x, y)
82 #endif
83 
84 void linux_to_native_sigset(sigset_t *, const linux_sigset_t *);
85 void native_to_linux_sigset(linux_sigset_t *, const sigset_t *);
86 int linux_to_native_sigflags(const unsigned long);
87 unsigned int native_to_linux_sigflags(const int);
88 
89 void linux_old_to_native_sigaction(struct sigaction *,
90     const struct linux_old_sigaction *);
91 void native_to_linux_old_sigaction(struct linux_old_sigaction *,
92     const struct sigaction *);
93 
94 void linux_to_native_sigaction(struct sigaction *,
95     const struct linux_sigaction *);
96 void native_to_linux_sigaction(struct linux_sigaction *,
97     const struct sigaction *);
98 
99 void native_to_linux_sigaltstack(struct linux_sigaltstack *,
100     const struct sigaltstack *);
101 
102 int native_to_linux_si_code(int);
103 int native_to_linux_si_status(int, int);
104 
105 __END_DECLS
106 #endif /* !_KERNEL */
107 
108 #endif /* !_LINUX_SIGNAL_H */
109