1 /*	$NetBSD: linux_siginfo.h,v 1.7 2011/11/18 04:07:43 christos Exp $ */
2 
3 /*-
4  * Copyright (c) 2005 Emmanuel Dreyfus, all rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *	This product includes software developed by Emmanuel Dreyfus
17  * 4. The name of the author may not be used to endorse or promote
18  *    products derived from this software without specific prior written
19  *    permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``AS IS''
22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
23  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #ifndef _AMD64_LINUX_SIGINFO_H
35 #define _AMD64_LINUX_SIGINFO_H
36 
37 #define LINUX___ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
38 #define LINUX_SI_MAX_SIZE 128
39 #define LINUX_SI_PAD_SIZE \
40     ((LINUX_SI_MAX_SIZE - LINUX___ARCH_SI_PREAMBLE_SIZE) / sizeof(int))
41 
42 typedef union linux_sigval {
43 	int sival_int;
44 	void *sival_ptr;
45 } linux_sigval_t;
46 
47 
48 typedef struct linux_siginfo {
49 	int lsi_signo;
50 	int lsi_errno;
51 	int lsi_code;
52 	union {
53 		int _pad[LINUX_SI_PAD_SIZE];
54 
55 		/* kill() */
56 		struct {
57 			linux_pid_t _pid;
58 			linux_uid_t _uid;
59 		} _kill;
60 
61 		/* POSIX.1b signals */
62 		struct {
63 			linux_pid_t	_pid;
64 			linux_uid_t	_uid;
65 			linux_sigval_t	_sigval;
66 		} _rt;
67 
68 		/* POSIX.1b timers */
69 		struct {
70 			linux_timer_t _tid;
71 			int _overrun;
72 			char _pad[sizeof(linux_uid_t) - sizeof(int)];
73 			linux_sigval_t _sigval;
74 			int _sys_private;
75 		} _timer;
76 
77 		/* SIGCHLD */
78 		struct {
79 			linux_pid_t _pid;
80 			linux_uid_t _uid;
81 			int _status;
82 			linux_clock_t _utime;
83 			linux_clock_t _stime;
84 		} _sigchld;
85 
86 		/* SIGPOLL */
87 		struct {
88 			long _band;
89 			int _fd;
90 		} _sigpoll;
91 
92 		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
93 		struct {
94 			void *_addr;
95 		} _sigfault;
96 
97 	} _sidata;
98 } linux_siginfo_t;
99 
100 #endif /* !_AMD64_LINUX_SIGINFO_H */
101