linux_signal.h revision 1.7 1 /* $NetBSD: linux_signal.h,v 1.7 2002/03/19 20:52:00 christos 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 * From Linux's include/asm-mips/ptrace.h
44 */
45 struct linux_pt_regs {
46 unsigned long lpad0[6];
47 unsigned long lregs[32];
48 unsigned long llo;
49 unsigned long lhi;
50 unsigned long lcp0_epc;
51 unsigned long lcp0_badvaddr;
52 unsigned long lcp0_status;
53 unsigned long lcp0_cause;
54 };
55
56 /*
57 * Everything is from Linux's include/asm-mips/signal.h
58 */
59 #define LINUX_SIGHUP 1
60 #define LINUX_SIGINT 2
61 #define LINUX_SIGQUIT 3
62 #define LINUX_SIGILL 4
63 #define LINUX_SIGTRAP 5
64 #define LINUX_SIGABRT 6
65 #define LINUX_SIGIOT 6
66 #define LINUX_SIGEMT 7
67 #define LINUX_SIGFPE 8
68 #define LINUX_SIGKILL 9
69 #define LINUX_SIGBUS 10
70 #define LINUX_SIGSEGV 11
71 #define LINUX_SIGSYS 12
72 #define LINUX_SIGPIPE 13
73 #define LINUX_SIGALRM 14
74 #define LINUX_SIGTERM 15
75 #define LINUX_SIGUSR1 16
76 #define LINUX_SIGUSR2 17
77 #define LINUX_SIGCHLD 18
78 #define LINUX_SIGCLD 18
79 #define LINUX_SIGPWR 19
80 #define LINUX_SIGWINCH 20
81 #define LINUX_SIGURG 21
82 #define LINUX_SIGIO 22
83 #define LINUX_SIGPOLL 22
84 #define LINUX_SIGSTOP 23
85 #define LINUX_SIGTSTP 24
86 #define LINUX_SIGCONT 25
87 #define LINUX_SIGTTIN 26
88 #define LINUX_SIGTTOU 27
89 #define LINUX_SIGVTALRM 28
90 #define LINUX_SIGPROF 29
91 #define LINUX_SIGXCPU 30
92 #define LINUX_SIGXFSZ 31
93
94 /* Min/max real-time linux signal */
95 #define LINUX_SIGRTMIN 32
96 #define LINUX_SIGRTMAX (LINUX__NSIG - 1)
97
98 #define LINUX__NSIG 128
99 #if defined(ELFSIZE) && (ELFSIZE == 64)
100 #define LINUX__NSIG_BPW 64
101 #else
102 #define LINUX__NSIG_BPW 32
103 #endif
104 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW)
105
106 #define LINUX_SIG_BLOCK 1
107 #define LINUX_SIG_UNBLOCK 2
108 #define LINUX_SIG_SETMASK 3
109
110 /* sa_flags */
111 #define LINUX_SA_NOCLDSTOP 0x00000001
112 #define LINUX_SA_SIGINFO 0x00000008
113 #define LINUX_SA_NOCLDWAIT 0x00010000
114 #define LINUX_SA_RESTORER 0x04000000
115 #define LINUX_SA_ONSTACK 0x08000000
116 #define LINUX_SA_RESTART 0x10000000
117 #define LINUX_SA_INTERRUPT 0x20000000
118 #define LINUX_SA_NODEFER 0x40000000
119 #define LINUX_SA_RESETHAND 0x80000000
120 #define LINUX_SA_NOMASK LINUX_SA_NODEFER
121 #define LINUX_SA_ONESHOT LINUX_SA_RESETHAND
122 #define LINUX_SA_ALLBITS 0xfc010009 /* XXX from i386, not in mips. */
123
124 typedef void (*linux___sighandler_t) __P((int));
125
126 typedef unsigned long linux_old_sigset_t;
127 typedef struct {
128 unsigned long sig[LINUX__NSIG_WORDS];
129 } linux_sigset_t;
130
131 /* Used in rt_* calls. No old_sigaction is defined for MIPS */
132 struct linux_sigaction {
133 unsigned int sa_flags;
134 linux___sighandler_t sa_handler;
135 linux_sigset_t sa_mask;
136 void (*sa_restorer) __P((void));
137 int sa_resv[1];
138 };
139
140 struct linux_k_sigaction {
141 struct linux_sigaction sa;
142 };
143
144 struct linux_old_sigaction {
145 unsigned int sa_flags;
146 linux___sighandler_t sa_handler;
147 linux_old_sigset_t sa_mask;
148 void (*sa_restorer) __P((void));
149 int sa_resv[1];
150 };
151
152 #define LINUX_SS_ONSTACK 1
153 #define LINUX_SS_DISABLE 2
154
155 #define LINUX_MINSIGSTKSZ 2048
156 #define LINUX_SIGSTKSZ 8192
157
158 struct linux_sigaltstack {
159 void *ss_sp;
160 size_t ss_size;
161 int ss_flags;
162 };
163 typedef struct linux_sigaltstack linux_stack_t; /* XXX really needed ? */
164
165 #endif /* !_MIPS_LINUX_SIGNAL_H */
166