1/*
2 * Copyright (c) 1986, 1989, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)signal.h 8.1 (Berkeley) 6/11/93
| 1/*
2 * Copyright (c) 1986, 1989, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)signal.h 8.1 (Berkeley) 6/11/93
|
35 */
36
37#ifndef _MACHINE_SIGNAL_H_
38#define _MACHINE_SIGNAL_H_
39
40/*
41 * Machine-dependent signal definitions
42 */
43
44typedef int sig_atomic_t;
45
46#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
47
48/*
49 * Minimum signal stack size. The current signal frame
50 * for i386 is 408 bytes large.
51 */
52#define MINSIGSTKSZ (512 * 4)
53
54#include <machine/trap.h> /* codes for SIGILL, SIGFPE */
55
56/*
57 * Only the kernel should need these old type definitions.
58 */
59#ifdef _KERNEL
60/*
61 * Information pushed on stack when a signal is delivered.
62 * This is used by the kernel to restore state following
63 * execution of the signal handler. It is also made available
64 * to the handler to allow it to restore state properly if
65 * a non-standard exit is performed.
66 */
67typedef unsigned int osigset_t;
68
69struct osigcontext {
70 int sc_onstack; /* sigstack state to restore */
71 osigset_t sc_mask; /* signal mask to restore */
72 int sc_esp; /* machine state follows: */
73 int sc_ebp;
74 int sc_isp;
75 int sc_eip;
76 int sc_efl;
77 int sc_es;
78 int sc_ds;
79 int sc_cs;
80 int sc_ss;
81 int sc_edi;
82 int sc_esi;
83 int sc_ebx;
84 int sc_edx;
85 int sc_ecx;
86 int sc_eax;
87 int sc_gs;
88 int sc_fs;
89 int sc_trapno;
90 int sc_err;
91};
92#endif
93
94/*
95 * The sequence of the fields/registers in struct sigcontext should match
96 * those in mcontext_t.
97 */
98struct sigcontext {
99 sigset_t sc_mask; /* signal mask to restore */
100 int sc_onstack; /* sigstack state to restore */
101 int sc_gs; /* machine state (struct trapframe): */
102 int sc_fs;
103 int sc_es;
104 int sc_ds;
105 int sc_edi;
106 int sc_esi;
107 int sc_ebp;
108 int sc_isp;
109 int sc_ebx;
110 int sc_edx;
111 int sc_ecx;
112 int sc_eax;
113 int sc_trapno;
114 int sc_err;
115 int sc_eip;
116 int sc_cs;
117 int sc_efl;
118 int sc_esp;
119 int sc_ss;
| 35 */
36
37#ifndef _MACHINE_SIGNAL_H_
38#define _MACHINE_SIGNAL_H_
39
40/*
41 * Machine-dependent signal definitions
42 */
43
44typedef int sig_atomic_t;
45
46#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
47
48/*
49 * Minimum signal stack size. The current signal frame
50 * for i386 is 408 bytes large.
51 */
52#define MINSIGSTKSZ (512 * 4)
53
54#include <machine/trap.h> /* codes for SIGILL, SIGFPE */
55
56/*
57 * Only the kernel should need these old type definitions.
58 */
59#ifdef _KERNEL
60/*
61 * Information pushed on stack when a signal is delivered.
62 * This is used by the kernel to restore state following
63 * execution of the signal handler. It is also made available
64 * to the handler to allow it to restore state properly if
65 * a non-standard exit is performed.
66 */
67typedef unsigned int osigset_t;
68
69struct osigcontext {
70 int sc_onstack; /* sigstack state to restore */
71 osigset_t sc_mask; /* signal mask to restore */
72 int sc_esp; /* machine state follows: */
73 int sc_ebp;
74 int sc_isp;
75 int sc_eip;
76 int sc_efl;
77 int sc_es;
78 int sc_ds;
79 int sc_cs;
80 int sc_ss;
81 int sc_edi;
82 int sc_esi;
83 int sc_ebx;
84 int sc_edx;
85 int sc_ecx;
86 int sc_eax;
87 int sc_gs;
88 int sc_fs;
89 int sc_trapno;
90 int sc_err;
91};
92#endif
93
94/*
95 * The sequence of the fields/registers in struct sigcontext should match
96 * those in mcontext_t.
97 */
98struct sigcontext {
99 sigset_t sc_mask; /* signal mask to restore */
100 int sc_onstack; /* sigstack state to restore */
101 int sc_gs; /* machine state (struct trapframe): */
102 int sc_fs;
103 int sc_es;
104 int sc_ds;
105 int sc_edi;
106 int sc_esi;
107 int sc_ebp;
108 int sc_isp;
109 int sc_ebx;
110 int sc_edx;
111 int sc_ecx;
112 int sc_eax;
113 int sc_trapno;
114 int sc_err;
115 int sc_eip;
116 int sc_cs;
117 int sc_efl;
118 int sc_esp;
119 int sc_ss;
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