1 /* $OpenBSD: svr4_ucontext.h,v 1.2 1996/08/02 20:35:47 niklas Exp $ */
2 /* $NetBSD: svr4_ucontext.h,v 1.3 1995/08/14 01:13:29 mycroft Exp $ */
3
4 /*
5 * Copyright (c) 1994 Christos Zoulas
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef _SVR4_UCONTEXT_H_
32 #define _SVR4_UCONTEXT_H_
33
34 #include <compat/svr4/svr4_types.h>
35 #include <compat/svr4/svr4_signal.h>
36 #include <machine/svr4_machdep.h>
37
38 /*
39 * Machine context
40 */
41
42 #define SVR4_UC_SIGMASK 0x01
43 #define SVR4_UC_STACK 0x02
44
45 #define SVR4_UC_CPU 0x04
46 #define SVR4_UC_FPU 0x08
47 #define SVR4_UC_WEITEK 0x10
48
49 #define SVR4_UC_MCONTEXT (SVR4_UC_CPU|SVR4_UC_FPU|SVR4_UC_WEITEK)
50
51 #define SVR4_UC_ALL (SVR4_UC_SIGMASK|SVR4_UC_STACK|SVR4_UC_MCONTEXT)
52
53 typedef struct svr4_ucontext {
54 u_long uc_flags;
55 struct svr4_ucontext *uc_link;
56 svr4_sigset_t uc_sigmask;
57 struct svr4_sigaltstack uc_stack;
58 svr4_mcontext_t uc_mcontext;
59 long uc_pad[5];
60 } svr4_ucontext_t;
61
62 #define SVR4_UC_GETREGSET 0
63 #define SVR4_UC_SETREGSET 1
64
65 /*
66 * Signal frame
67 */
68 struct svr4_sigframe {
69 int sf_signum;
70 union svr4_siginfo *sf_sip;
71 struct svr4_ucontext *sf_ucp;
72 sig_t sf_handler;
73 struct svr4_ucontext sf_uc;
74 union svr4_siginfo sf_si;
75 };
76
77 #endif /* !_SVR4_UCONTEXT_H_ */