1 /*        $NetBSD: siginfo.h,v 1.9 2019/11/18 12:06:26 rin Exp $       */
2 
3 /*-
4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Christos Zoulas.
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  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef   _COMPAT_SYS_SIGINFO_H_
33 #define   _COMPAT_SYS_SIGINFO_H_
34 
35 #ifdef _KERNEL
36 
37 /* Avoids circular dependency with machine/netbsd32_machdep.h */
38 #if defined(__x86_64__) || (defined(__arm__) && defined(__ARM_EABI__))
39 #define NETBSD32_SIGINFO_UINT64_ALIGN __attribute__((__aligned__(4)))
40 #else
41 #define NETBSD32_SIGINFO_UINT64_ALIGN __attribute__((__aligned__(8)))
42 #endif
43 typedef uint64_t netbsd32_siginfo_uint64 NETBSD32_SIGINFO_UINT64_ALIGN;
44 #undef NETBSD32_SIGINFO_UINT64_ALIGN
45 
46 typedef union sigval32 {
47           int sival_int;
48           uint32_t sival_ptr;
49 } sigval32_t;
50 
51 struct __ksiginfo32 {
52           int       _signo;
53           int       _code;
54           int       _errno;
55 
56           union {
57                     struct {
58                               pid_t _pid;
59                               uid_t _uid;
60                               sigval32_t _value;
61                     } _rt;
62 
63                     struct {
64                               pid_t _pid;
65                               uid_t _uid;
66                               int _status;
67                               clock_t _utime;
68                               clock_t _stime;
69                     } _child;
70 
71                     struct {
72                               uint32_t _addr;
73                               int _trap;
74                     } _fault;
75 
76                     struct {
77                               int32_t _band;
78                               int _fd;
79                     } _poll;
80 
81                     struct {
82                               int       _sysnum;
83                               int       _retval[2];
84                               int       _error;
85                               netbsd32_siginfo_uint64 _args[8]; /* SYS_MAXSYSARGS */
86                     } _syscall;
87 
88                     struct {
89                               int       _pe_report_event;
90                               union {
91                                         pid_t     _pe_other_pid;
92                                         lwpid_t   _pe_lwp;
93                               } _option;
94                     } _ptrace_state;
95           } _reason;
96 };
97 
98 typedef union siginfo32 {
99           char      si_pad[128];
100           struct __ksiginfo32 _info;
101 } siginfo32_t;
102 
103 #endif /* _KERNEL */
104 
105 #endif /* !_COMPAT_SYS_SIGINFO_H_ */
106