xref: /freebsd/sys/compat/freebsd32/freebsd32_signal.h (revision f677a9e2672665f4eb3dd4111c07ee8f1f954262)
1 /*-
2  * Copyright (c) 2006 David Xu <davidxu@freebsd.org>
3  * 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  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _COMPAT_FREEBSD32_SIGNAL_H_
30 #define _COMPAT_FREEBSD32_SIGNAL_H_
31 
32 struct sigaltstack32 {
33 	u_int32_t	ss_sp;		/* signal stack base */
34 	u_int32_t	ss_size;	/* signal stack length */
35 	int		ss_flags;	/* SS_DISABLE and/or SS_ONSTACK */
36 };
37 
38 union sigval32 {
39 	int			sival_int;
40 	u_int32_t		sival_ptr;
41 	/* 6.0 compatibility */
42 	int			sigval_int;
43 	u_int32_t		sigval_ptr;
44 };
45 
46 struct siginfo32 {
47 	int			si_signo;	/* signal number */
48 	int			si_errno;	/* errno association */
49 	int			si_code;	/* signal code */
50 	int32_t			si_pid;		/* sending process */
51 	u_int32_t		si_uid;		/* sender's ruid */
52 	int			si_status;	/* exit value */
53 	u_int32_t		si_addr;	/* faulting instruction */
54 	union sigval32		si_value;	/* signal value */
55 	union	{
56 		struct {
57 			int	_trapno;/* machine specific trap code */
58 		} _fault;
59 		struct {
60 			int	_timerid;
61 			int	_overrun;
62 		} _timer;
63 		struct {
64 			int	_mqd;
65 		} _mesgq;
66 		struct {
67 			int	_band;		/* band event for SIGPOLL */
68 		} _poll;			/* was this ever used ? */
69 		struct {
70 			int	__spare1__;
71 			int	__spare2__[7];
72 		} __spare__;
73 	} _reason;
74 };
75 
76 struct osigevent32 {
77 	int	sigev_notify;		/* Notification type */
78 	union {
79 		int	__sigev_signo;	/* Signal number */
80 		int	__sigev_notify_kqueue;
81 	} __sigev_u;
82 	union sigval32 sigev_value;	/* Signal value */
83 };
84 
85 struct sigevent32 {
86 	int	sigev_notify;		/* Notification type */
87 	int	sigev_signo;		/* Signal number */
88 	union sigval32 sigev_value;	/* Signal value */
89 	union {
90 		__lwpid_t	_threadid;
91 		struct {
92 			uint32_t _function;
93 			uint32_t _attribute;
94 		} _sigev_thread;
95 		unsigned short	_kevent_flags;
96 		uint32_t __spare__[8];
97 	} _sigev_un;
98 };
99 
100 struct sigevent;
101 int convert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig);
102 void siginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst);
103 
104 #endif /* !_COMPAT_FREEBSD32_SIGNAL_H_ */
105