summaryrefslogtreecommitdiff
path: root/sys/compat/linux/arch/powerpc/linux_siginfo.h
blob: 38a90c7322086e9b6db707fc1b88861167145b1c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
/*	$NetBSD: linux_siginfo.h,v 1.1 2001/01/19 01:31:25 manu Exp $ */

/*-
 * Copyright (c) 1998, 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Eric Haszlakiewicz and Emmanuel Dreyfus.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the NetBSD
 *	Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _POWERPC_LINUX_SIGINFO_H
#define _POWERPC_LINUX_SIGINFO_H

/* 
 * Everything is from Linux's include/asm-ppc/siginfo.h 
 */
typedef union linux_sigval {
	int sival_int;
	void *sival_ptr;
} linux_sigval_t;

#define SI_MAX_SIZE	128
#define SI_PAD_SIZE	((SI_MAX_SIZE/sizeof(int)) - 3)

typedef struct linux_siginfo {
	int lsi_signo;
	int lsi_errno;
	int lsi_code;
	union {
		int _pad[SI_PAD_SIZE];

		/* kill() */
		struct {
			linux_pid_t	_pid;
			linux_uid_t	_uid;
		} _kill;

		/* POSIX.1b timers */
		struct {
			unsigned int _timer1;
			unsigned int _timer2;
		} _timer;

		/* POSIX.1b signals */
		struct {
			linux_pid_t	_pid;
			linux_uid_t	_uid;
			linux_sigval_t	_sigval;
		} _rt;

		/* SIGCHLD */
		struct {
			linux_pid_t	_pid;
			linux_uid_t	_uid;
			int _status;
			linux_clock_t _utime;
			linux_clock_t _stime;
		} _sigchld;

		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
		struct {
			void *_addr;
		} _sigfault;

		/* SIGPOLL */
		struct {
			int _band;
			int _fd;
		} _sigpoll;

	} _sidata;
} linux_siginfo_t;

#define lsi_pid _sidata._kill._pid
#define lsi_uid _sidata._kill._uid

/*
 * si_code values
 * Digital reserves positive values for kernel-generated signals.
 */
#define LINUX__SI_CODE(T,N)  ((T) << 16 | ((N) & 0xffff))

#define LINUX_SI_USER		0
#define LINUX_SI_KERNEL		0x80
#define LINUX_SI_QUEUE		-1
#define LINUX_SI_TIMER		LINUX__SI_CODE(__SI_TIMER,-2)
#define LINUX_SI_MESGQ		-3
#define LINUX_SI_ASYNCIO	-4
#define LINUX_SI_SIGIO  	-5

#define LINUX_SI_FROMUSER(sp)	((sp)->si_code <= 0)
#define LINUX_SI_FROMKERENL(sp) ((sp)->si_code > 0)


#endif /* !_POWERPC_LINUX_SIGINFO_H */