88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
/* $NetBSD: svr4_ucontext.h,v 1.9 2008/04/28 20:23:45 martin Exp $ */
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/*-
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* Copyright (c) 1994 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SVR4_UCONTEXT_H_
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#define _SVR4_UCONTEXT_H_
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#include <compat/svr4/svr4_types.h>
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#include <compat/svr4/svr4_signal.h>
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#include <machine/svr4_machdep.h>
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/*
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* Machine context
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*/
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#define SVR4_UC_SIGMASK 0x01
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#define SVR4_UC_STACK 0x02
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#define SVR4_UC_CPU 0x04
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#define SVR4_UC_FPU 0x08
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#define SVR4_UC_WEITEK 0x10
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#define SVR4_UC_MCONTEXT (SVR4_UC_CPU|SVR4_UC_FPU|SVR4_UC_WEITEK)
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#define SVR4_UC_ALL (SVR4_UC_SIGMASK|SVR4_UC_STACK|SVR4_UC_MCONTEXT)
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typedef struct svr4_ucontext {
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u_long uc_flags;
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struct svr4_ucontext *uc_link;
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svr4_sigset_t uc_sigmask;
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struct svr4_sigaltstack uc_stack;
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svr4_mcontext_t uc_mcontext;
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#ifdef SVR4_UC_MACHINE_PAD
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long uc_pad[SVR4_UC_MACHINE_PAD];
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#endif
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} svr4_ucontext_t;
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#define SVR4_UC_GETREGSET 0
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#define SVR4_UC_SETREGSET 1
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/*
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* Signal frame
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*/
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struct svr4_sigframe {
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int sf_signum;
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union svr4_siginfo *sf_sip;
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struct svr4_ucontext *sf_ucp;
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sig_t sf_handler;
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struct svr4_ucontext sf_uc;
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union svr4_siginfo sf_si;
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};
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void *svr4_getmcontext(struct lwp *, struct svr4_mcontext *, u_long *);
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int svr4_setmcontext(struct lwp *, struct svr4_mcontext *, u_long);
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void svr4_getcontext(struct lwp *, struct svr4_ucontext *);
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int svr4_setcontext(struct lwp *, struct svr4_ucontext *);
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#endif /* !_SVR4_UCONTEXT_H_ */
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