svr4_ucontext.h revision 139743 
12116Sjkh/*-
22116Sjkh * Copyright (c) 1998 Mark Newton
32116Sjkh * Copyright (c) 1994 Christos Zoulas
42116Sjkh * All rights reserved.
52116Sjkh *
62116Sjkh * Redistribution and use in source and binary forms, with or without
72116Sjkh * modification, are permitted provided that the following conditions
82116Sjkh * are met:
92116Sjkh * 1. Redistributions of source code must retain the above copyright
102116Sjkh *    notice, this list of conditions and the following disclaimer.
112116Sjkh * 2. Redistributions in binary form must reproduce the above copyright
122116Sjkh *    notice, this list of conditions and the following disclaimer in the
132116Sjkh *    documentation and/or other materials provided with the distribution.
142116Sjkh * 3. The name of the author may not be used to endorse or promote products
152116Sjkh *    derived from this software without specific prior written permission
162116Sjkh *
172116Sjkh * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
182116Sjkh * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
192116Sjkh * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
202116Sjkh * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
212116Sjkh * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
222116Sjkh * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
232116Sjkh * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
242116Sjkh * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
252116Sjkh * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
262116Sjkh * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
272116Sjkh *
282116Sjkh * $FreeBSD: head/sys/compat/svr4/svr4_ucontext.h 139743 2005-01-05 22:34:37Z imp $
292116Sjkh */
302116Sjkh
312116Sjkh#ifndef	_SVR4_UCONTEXT_H_
322116Sjkh#define	_SVR4_UCONTEXT_H_
332116Sjkh
342116Sjkh/*
352116Sjkh * Machine context
3623577Sbde */
37213337Sdim
382116Sjkh#define SVR4_UC_SIGMASK		0x01
392116Sjkh#define	SVR4_UC_STACK		0x02
402116Sjkh
412116Sjkh#define SVR4_UC_CPU		0x04
422116Sjkh#define SVR4_UC_FPU		0x08
432116Sjkh#define SVR4_UC_WEITEK		0x10
442116Sjkh
452116Sjkh#define SVR4_UC_MCONTEXT	(SVR4_UC_CPU|SVR4_UC_FPU|SVR4_UC_WEITEK)
462116Sjkh
472116Sjkh#define SVR4_UC_ALL		(SVR4_UC_SIGMASK|SVR4_UC_STACK|SVR4_UC_MCONTEXT)
48192760Sattilio
49217108Skibtypedef struct svr4_ucontext {
50217108Skib	u_long			 uc_flags;
51  /*	struct svr4_ucontext	*uc_link;*/
52        void                    *uc_link;
53	svr4_sigset_t		 uc_sigmask;
54	struct svr4_sigaltstack	 uc_stack;
55	svr4_mcontext_t		 uc_mcontext;
56	long			 uc_pad[5];
57} svr4_ucontext_t;
58
59#define SVR4_UC_GETREGSET	0
60#define SVR4_UC_SETREGSET	1
61
62/*
63 * Signal frame
64 */
65struct svr4_sigframe {
66	int	sf_signum;
67	union	svr4_siginfo  *sf_sip;
68	struct	svr4_ucontext *sf_ucp;
69	sig_t	sf_handler;
70	struct	svr4_ucontext sf_uc;
71	union	svr4_siginfo  sf_si;
72};
73
74#endif /* !_SVR4_UCONTEXT_H_ */
75