1 /*	$NetBSD: ibcs2_signal.h,v 1.21 2013/01/02 18:50:07 dsl Exp $	*/
2 
3 /*
4  * Copyright (c) 1994, 1995 Scott Bartram
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *      This product includes software developed by Scott Bartram.
18  * 4. The name of the author may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef	_IBCS2_SIGNAL_H
34 #define	_IBCS2_SIGNAL_H
35 
36 #define IBCS2_SIGHUP		1
37 #define IBCS2_SIGINT		2
38 #define IBCS2_SIGQUIT		3
39 #define IBCS2_SIGILL		4
40 #define IBCS2_SIGTRAP		5
41 #define IBCS2_SIGIOT		6
42 #define IBCS2_SIGABRT		6
43 #define IBCS2_SIGEMT		7
44 #define IBCS2_SIGFPE		8
45 #define IBCS2_SIGKILL		9
46 #define IBCS2_SIGBUS		10
47 #define IBCS2_SIGSEGV		11
48 #define IBCS2_SIGSYS		12
49 #define IBCS2_SIGPIPE		13
50 #define IBCS2_SIGALRM		14
51 #define IBCS2_SIGTERM		15
52 #define IBCS2_SIGUSR1		16
53 #define IBCS2_SIGUSR2		17
54 #define IBCS2_SIGCLD		18
55 #define IBCS2_SIGPWR		19
56 #define IBCS2_SIGWINCH		20
57 /*#define IBCS2_SIGPHONE	21*/
58 #define IBCS2_SIGPOLL		22
59 #define IBCS2_NSIG		32
60 
61 /*
62  * SCO-specific
63  */
64 #define IBCS2_SIGSTOP		23
65 #define IBCS2_SIGTSTP		24
66 #define IBCS2_SIGCONT		25
67 #define IBCS2_SIGTTIN		26
68 #define IBCS2_SIGTTOU		27
69 #define IBCS2_SIGVTALRM		28
70 #define IBCS2_SIGPROF		29
71 #define IBCS2_SIGXCPU		30
72 #define IBCS2_SIGXFSZ		31
73 
74 #define IBCS2_SIGNO_MASK	0x00FF
75 #define IBCS2_SIGNAL_MASK	0x0000
76 #define IBCS2_SIGSET_MASK	0x0100
77 #define IBCS2_SIGHOLD_MASK	0x0200
78 #define IBCS2_SIGRELSE_MASK	0x0400
79 #define IBCS2_SIGIGNORE_MASK	0x0800
80 #define IBCS2_SIGPAUSE_MASK	0x1000
81 
82 #define IBCS2_SIGNO(x)		((x) & IBCS2_SIGNO_MASK)
83 #define IBCS2_SIGCALL(x)	((x) & ~IBCS2_SIGNO_MASK)
84 
85 #define IBCS2_SIG_DFL		(void(*)(int))	0
86 #define IBCS2_SIG_ERR		(void(*)(int))	(-1)
87 #define IBCS2_SIG_IGN		(void(*)(int))	1
88 #define IBCS2_SIG_HOLD		(void(*)(int))	2
89 
90 #define IBCS2_SIG_SETMASK	0
91 #define IBCS2_SIG_BLOCK		1
92 #define IBCS2_SIG_UNBLOCK	2
93 
94 typedef long	ibcs2_sigset_t;
95 typedef void	(*ibcs2_sig_t)(int);
96 
97 struct ibcs2_sigaction {
98 	ibcs2_sig_t	ibcs2_sa_handler;
99 	ibcs2_sigset_t	ibcs2_sa_mask;
100 	int		ibcs2_sa_flags;
101 };
102 
103 /* sa_flags */
104 #define IBCS2_SA_NOCLDSTOP	0x00000001
105 #define IBCS2_SA_RESETHAND	0x00000002
106 #define IBCS2_SA_RESTART	0x00000004
107 #define IBCS2_SA_SIGINFO	0x00000008
108 #define IBCS2_SA_NODEFER	0x00000010
109 #define IBCS2_SA_ONSTACK	0x00000200
110 #define IBCS2_SA_NOCLDWAIT	0x00010000
111 #define	IBCS2_SA_ALLBITS	0x0001021f
112 
113 struct ibcs2_sigaltstack {
114 	void		*ss_sp;
115 	ibcs2_size_t	ss_size;
116 	int		ss_flags;
117 };
118 
119 /* ss_flags */
120 #define	IBCS2_SS_ONSTACK	0x00000001
121 #define	IBCS2_SS_DISABLE	0x00000002
122 #define	IBCS2_SS_ALLBITS	0x00000003
123 
124 #ifdef _KERNEL
125 extern const int native_to_ibcs2_signo[];
126 void ibcs2_to_native_sigset(const ibcs2_sigset_t *, sigset_t *);
127 void native_to_ibcs2_sigset(const sigset_t *, ibcs2_sigset_t *);
128 
129 void	ibcs2_sendsig(const struct ksiginfo *, const sigset_t *);
130 #endif
131 
132 #endif /* _IBCS2_SIGNAL_H */
133