110 lines
3.2 KiB
C
110 lines
3.2 KiB
C
/*-
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* Copyright (c) 2003 Peter Wemm.
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* Copyright (c) 1986, 1989, 1991, 1993
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* The Regents of the University of California. All rights reserved.
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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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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)signal.h 8.1 (Berkeley) 6/11/93
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* $FreeBSD$
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*/
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#ifndef _MACHINE_SIGNAL_H_
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#define _MACHINE_SIGNAL_H_
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#include <sys/cdefs.h>
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#include <sys/_sigset.h>
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/*
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* Machine-dependent signal definitions
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*/
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typedef long sig_atomic_t;
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#if __BSD_VISIBLE
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#include <machine/trap.h> /* codes for SIGILL, SIGFPE */
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/*
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* Information pushed on stack when a signal is delivered.
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* This is used by the kernel to restore state following
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* execution of the signal handler. It is also made available
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* to the handler to allow it to restore state properly if
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* a non-standard exit is performed.
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*
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* The sequence of the fields/registers after sc_mask in struct
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* sigcontext must match those in mcontext_t and struct trapframe.
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*/
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struct sigcontext {
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struct __sigset sc_mask; /* signal mask to restore */
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long sc_onstack; /* sigstack state to restore */
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long sc_rdi; /* machine state (struct trapframe) */
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long sc_rsi;
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long sc_rdx;
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long sc_rcx;
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long sc_r8;
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long sc_r9;
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long sc_rax;
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long sc_rbx;
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long sc_rbp;
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long sc_r10;
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long sc_r11;
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long sc_r12;
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long sc_r13;
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long sc_r14;
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long sc_r15;
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int sc_trapno;
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short sc_fs;
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short sc_gs;
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long sc_addr;
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int sc_flags;
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short sc_es;
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short sc_ds;
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long sc_err;
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long sc_rip;
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long sc_cs;
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long sc_rflags;
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long sc_rsp;
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long sc_ss;
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long sc_len; /* sizeof(mcontext_t) */
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/*
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* See <machine/ucontext.h> and <machine/fpu.h> for the following
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* fields.
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*/
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long sc_fpformat;
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long sc_ownedfp;
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long sc_fpstate[64] __aligned(16);
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long sc_fsbase;
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long sc_gsbase;
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long sc_xfpustate;
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long sc_xfpustate_len;
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long sc_spare[4];
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};
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#endif /* __BSD_VISIBLE */
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#endif /* !_MACHINE_SIGNAL_H_ */
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