157 lines
6.2 KiB
C
157 lines
6.2 KiB
C
/* $NetBSD: signal.h,v 1.4 2003/01/26 00:05:38 fvdl Exp $ */
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/*
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* Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California.
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* 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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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 7.16 (Berkeley) 3/17/91
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*/
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#ifndef _X86_64_SIGNAL_H_
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#define _X86_64_SIGNAL_H_
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typedef int sig_atomic_t;
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#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) && \
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!defined(_XOPEN_SOURCE)
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/*
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* Get the "code" values
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*/
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#include <machine/trap.h>
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#include <machine/fpu.h>
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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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struct sigcontext {
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int sc_gs;
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int sc_fs;
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int sc_es;
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int sc_ds;
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u_int64_t sc_r8;
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u_int64_t sc_r9;
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u_int64_t sc_r10;
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u_int64_t sc_r11;
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u_int64_t sc_r12;
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u_int64_t sc_r13;
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u_int64_t sc_r14;
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u_int64_t sc_r15;
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u_int64_t sc_rdi;
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u_int64_t sc_rsi;
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u_int64_t sc_rbp;
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u_int64_t sc_rbx;
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u_int64_t sc_rdx;
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u_int64_t sc_rcx;
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u_int64_t sc_rax;
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u_int64_t sc_trapno;
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u_int64_t sc_err;
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u_int64_t sc_rip;
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int sc_cs;
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int sc_pad0;
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u_int64_t sc_rflags;
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u_int64_t sc_rsp_onsig;
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struct fxsave64 *sc_fpstate; /* XXXfvdl compat with Linux, but.. */
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int sc_ss;
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int sc_pad1;
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sigset_t sc_mask; /* signal mask to restore (new style) */
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u_int64_t sc_onstack; /* sigstack state to restore */
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u_int64_t sc_rsp;
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};
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#define _MCONTEXT_TO_SIGCONTEXT(uc, sc) \
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do { \
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(sc)->sc_gs = (uc)->uc_mcontext.__gregs[_REG_GS]; \
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(sc)->sc_fs = (uc)->uc_mcontext.__gregs[_REG_FS]; \
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(sc)->sc_es = (uc)->uc_mcontext.__gregs[_REG_ES]; \
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(sc)->sc_ds = (uc)->uc_mcontext.__gregs[_REG_DS]; \
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(sc)->sc_r8 = (uc)->uc_mcontext.__gregs[_REG_R8]; \
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(sc)->sc_r9 = (uc)->uc_mcontext.__gregs[_REG_R9]; \
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(sc)->sc_r10 = (uc)->uc_mcontext.__gregs[_REG_R10]; \
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(sc)->sc_r11 = (uc)->uc_mcontext.__gregs[_REG_R11]; \
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(sc)->sc_r12 = (uc)->uc_mcontext.__gregs[_REG_R12]; \
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(sc)->sc_r13 = (uc)->uc_mcontext.__gregs[_REG_R13]; \
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(sc)->sc_r14 = (uc)->uc_mcontext.__gregs[_REG_R14]; \
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(sc)->sc_r15 = (uc)->uc_mcontext.__gregs[_REG_R15]; \
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(sc)->sc_rdi = (uc)->uc_mcontext.__gregs[_REG_RDI]; \
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(sc)->sc_rsi = (uc)->uc_mcontext.__gregs[_REG_RSI]; \
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(sc)->sc_rbp = (uc)->uc_mcontext.__gregs[_REG_RBP]; \
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(sc)->sc_rbx = (uc)->uc_mcontext.__gregs[_REG_RBX]; \
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(sc)->sc_rdx = (uc)->uc_mcontext.__gregs[_REG_RDX]; \
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(sc)->sc_rcx = (uc)->uc_mcontext.__gregs[_REG_RCX]; \
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(sc)->sc_rax = (uc)->uc_mcontext.__gregs[_REG_RAX]; \
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(sc)->sc_trapno = (uc)->uc_mcontext.__gregs[_REG_TRAPNO]; \
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(sc)->sc_err = (uc)->uc_mcontext.__gregs[_REG_ERR]; \
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(sc)->sc_rip = (uc)->uc_mcontext.__gregs[_REG_RIP]; \
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(sc)->sc_cs = (uc)->uc_mcontext.__gregs[_REG_CS]; \
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(sc)->sc_rflags = (uc)->uc_mcontext.__gregs[_REG_RFL]; \
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(sc)->sc_ss = (uc)->uc_mcontext.__gregs[_REG_SS]; \
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(sc)->sc_rsp = (uc)->uc_mcontext.__gregs[_REG_URSP]; \
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} while (/*CONSTCOND*/0)
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#define _SIGCONTEXT_TO_MCONTEXT(sc, uc) \
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do { \
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(uc)->uc_mcontext.__gregs[_REG_GS] = (sc)->sc_gs; \
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(uc)->uc_mcontext.__gregs[_REG_FS] = (sc)->sc_fs; \
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(uc)->uc_mcontext.__gregs[_REG_ES] = (sc)->sc_es; \
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(uc)->uc_mcontext.__gregs[_REG_DS] = (sc)->sc_ds; \
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(uc)->uc_mcontext.__gregs[_REG_R8] = (sc)->sc_r8; \
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(uc)->uc_mcontext.__gregs[_REG_R9] = (sc)->sc_r9; \
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(uc)->uc_mcontext.__gregs[_REG_R10] = (sc)->sc_r10; \
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(uc)->uc_mcontext.__gregs[_REG_R11] = (sc)->sc_r11; \
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(uc)->uc_mcontext.__gregs[_REG_R12] = (sc)->sc_r12; \
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(uc)->uc_mcontext.__gregs[_REG_R13] = (sc)->sc_r13; \
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(uc)->uc_mcontext.__gregs[_REG_R14] = (sc)->sc_r14; \
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(uc)->uc_mcontext.__gregs[_REG_R15] = (sc)->sc_r15; \
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(uc)->uc_mcontext.__gregs[_REG_RDI] = (sc)->sc_rdi; \
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(uc)->uc_mcontext.__gregs[_REG_RSI] = (sc)->sc_rsi; \
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(uc)->uc_mcontext.__gregs[_REG_RBP] = (sc)->sc_rbp; \
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(uc)->uc_mcontext.__gregs[_REG_RBX] = (sc)->sc_rbx; \
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(uc)->uc_mcontext.__gregs[_REG_RDX] = (sc)->sc_rdx; \
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(uc)->uc_mcontext.__gregs[_REG_RCX] = (sc)->sc_rcx; \
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(uc)->uc_mcontext.__gregs[_REG_RAX] = (sc)->sc_rax; \
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(uc)->uc_mcontext.__gregs[_REG_TRAPNO] = (sc)->sc_trapno; \
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(uc)->uc_mcontext.__gregs[_REG_ERR] = (sc)->sc_err; \
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(uc)->uc_mcontext.__gregs[_REG_RIP] = (sc)->sc_rip; \
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(uc)->uc_mcontext.__gregs[_REG_CS] = (sc)->sc_cs; \
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(uc)->uc_mcontext.__gregs[_REG_RFL] = (sc)->sc_rflags; \
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(uc)->uc_mcontext.__gregs[_REG_SS] = (sc)->sc_ss; \
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(uc)->uc_mcontext.__gregs[_REG_URSP] = (sc)->sc_rsp; \
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} while (/*CONSTCOND*/0)
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#endif /* !_ANSI_SOURCE && !_POSIX_C_SOURCE && !_XOPEN_SOURCE */
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#endif /* !_X86_64_SIGNAL_H_ */
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