freebsd-dev/sys/svr4/svr4_ucontext.h

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/*
* Copyright (c) 1998 Mark Newton
* Copyright (c) 1994 Christos Zoulas
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1999-07-30 12:45:21 +00:00
*
* $Id$
*/
#ifndef _SVR4_UCONTEXT_H_
#define _SVR4_UCONTEXT_H_
/*
* Machine context
*/
#define SVR4_UC_SIGMASK 0x01
#define SVR4_UC_STACK 0x02
#define SVR4_UC_CPU 0x04
#define SVR4_UC_FPU 0x08
#define SVR4_UC_WEITEK 0x10
#define SVR4_UC_MCONTEXT (SVR4_UC_CPU|SVR4_UC_FPU|SVR4_UC_WEITEK)
#define SVR4_UC_ALL (SVR4_UC_SIGMASK|SVR4_UC_STACK|SVR4_UC_MCONTEXT)
typedef struct svr4_ucontext {
u_long uc_flags;
/* struct svr4_ucontext *uc_link;*/
void *uc_link;
svr4_sigset_t uc_sigmask;
struct svr4_sigaltstack uc_stack;
svr4_mcontext_t uc_mcontext;
long uc_pad[5];
} svr4_ucontext_t;
#define SVR4_UC_GETREGSET 0
#define SVR4_UC_SETREGSET 1
/*
* Signal frame
*/
struct svr4_sigframe {
int sf_signum;
union svr4_siginfo *sf_sip;
struct svr4_ucontext *sf_ucp;
sig_t sf_handler;
struct svr4_ucontext sf_uc;
union svr4_siginfo sf_si;
};
#endif /* !_SVR4_UCONTEXT_H_ */