xref: /netbsd-src/sys/compat/linux/arch/mips/linux_signal.h (revision 27578b9aac214cc7796ead81dcc5427e79d5f2a0)
1 /* $NetBSD: linux_signal.h,v 1.3 2001/09/02 08:39:37 manu Exp $ */
2 
3 /*-
4  * Copyright (c) 1995, 1998, 2001 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, Eric Haszlakiewicz and Emmanuel Dreyfus.
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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the NetBSD
21  *	Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #ifndef _MIPS_LINUX_SIGNAL_H
40 #define _MIPS_LINUX_SIGNAL_H
41 
42 /*
43  * Everything is from Linux's include/asm-mips/signal.h
44  */
45 #define LINUX_SIGHUP	 	1
46 #define LINUX_SIGINT		2
47 #define LINUX_SIGQUIT		3
48 #define LINUX_SIGILL		4
49 #define LINUX_SIGTRAP		5
50 #define LINUX_SIGABRT		6
51 #define LINUX_SIGIOT		6
52 #define LINUX_SIGEMT		7
53 #define LINUX_SIGFPE		8
54 #define LINUX_SIGKILL		9
55 #define LINUX_SIGBUS		10
56 #define LINUX_SIGSEGV		11
57 #define LINUX_SIGSYS		12
58 #define LINUX_SIGPIPE		13
59 #define LINUX_SIGALRM		14
60 #define LINUX_SIGTERM		15
61 #define LINUX_SIGUSR1		16
62 #define LINUX_SIGUSR2		17
63 #define LINUX_SIGCHLD		18
64 #define LINUX_SIGCLD		18
65 #define LINUX_SIGPWR		19
66 #define LINUX_SIGWINCH		20
67 #define LINUX_SIGURG		21
68 #define LINUX_SIGIO		22
69 #define LINUX_SIGPOLL		22
70 #define LINUX_SIGSTOP		23
71 #define LINUX_SIGTSTP		24
72 #define LINUX_SIGCONT		25
73 #define LINUX_SIGTTIN		26
74 #define LINUX_SIGTTOU		27
75 #define LINUX_SIGVTALRM		28
76 #define LINUX_SIGPROF		29
77 #define LINUX_SIGXCPU		30
78 #define LINUX_SIGXFSZ		31
79 
80 #define LINUX_SIGRTMIN		32
81 
82 #define LINUX__NSIG		128
83 #if defined(ELFSIZE) && (ELFSIZE == 64)
84 #define LINUX__NSIG_BPW		64
85 #else
86 #define LINUX__NSIG_BPW		32
87 #endif
88 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW)
89 
90 #define LINUX_SIG_BLOCK		1
91 #define LINUX_SIG_UNBLOCK	2
92 #define LINUX_SIG_SETMASK	3
93 
94 /* sa_flags */
95 #define LINUX_SA_NOCLDSTOP	0x00000001
96 #define LINUX_SA_SIGINFO	0x00000008
97 #define LINUX_SA_ONSTACK	0x08000000
98 #define LINUX_SA_RESTART	0x10000000
99 #define LINUX_SA_INTERRUPT	0x20000000
100 #define LINUX_SA_NODEFER	0x40000000
101 #define LINUX_SA_RESETHAND	0x80000000
102 #define LINUX_SA_NOMASK		LINUX_SA_NODEFER
103 #define LINUX_SA_ONESHOT	LINUX_SA_RESETHAND
104 #define LINUX_SA_ALLBITS	0xf8000001 /* XXX from i386, not in mips. */
105 
106 typedef void (*linux___sighandler_t) __P((int));
107 
108 typedef unsigned long linux_old_sigset_t;
109 typedef struct {
110 	unsigned long sig[LINUX__NSIG_WORDS];
111 } linux_sigset_t;
112 
113 /* Used in rt_* calls. No old_sigaction is defined for MIPS */
114 struct linux_sigaction {
115 	unsigned int		sa_flags;
116 	linux___sighandler_t	sa_handler;
117 	linux_sigset_t		sa_mask;
118 	void			(*sa_restorer) __P((void));
119 	int			sa_resv[1];
120 };
121 
122 struct linux_k_sigaction {
123 	struct linux_sigaction sa;
124 };
125 
126 #define	LINUX_SS_ONSTACK	1
127 #define	LINUX_SS_DISABLE	2
128 
129 #define	LINUX_MINSIGSTKSZ	2048
130 #define	LINUX_SIGSTKSZ		8192
131 
132 struct linux_sigaltstack {
133 	void *ss_sp;
134 	size_t ss_size;
135 	int ss_flags;
136 };
137 typedef struct linux_sigaltstack linux_stack_t; /* XXX really needed ? */
138 
139 #endif /* !_MIPS_LINUX_SIGNAL_H */
140