signal.h revision 1.15.24.1
1 1.15.24.1 jdolecek /* $NetBSD: signal.h,v 1.15.24.1 2017/12/03 11:36:48 jdolecek Exp $ */ 2 1.2 cgd 3 1.1 ragge /* 4 1.3 ragge * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California. 5 1.1 ragge * All rights reserved. 6 1.1 ragge * 7 1.1 ragge * Redistribution and use in source and binary forms, with or without 8 1.1 ragge * modification, are permitted provided that the following conditions 9 1.1 ragge * are met: 10 1.1 ragge * 1. Redistributions of source code must retain the above copyright 11 1.1 ragge * notice, this list of conditions and the following disclaimer. 12 1.1 ragge * 2. Redistributions in binary form must reproduce the above copyright 13 1.1 ragge * notice, this list of conditions and the following disclaimer in the 14 1.1 ragge * documentation and/or other materials provided with the distribution. 15 1.10 agc * 3. Neither the name of the University nor the names of its contributors 16 1.3 ragge * may be used to endorse or promote products derived from this software 17 1.3 ragge * without specific prior written permission. 18 1.1 ragge * 19 1.3 ragge * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 1.3 ragge * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 1.3 ragge * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 1.3 ragge * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 1.3 ragge * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 1.3 ragge * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 1.3 ragge * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 1.3 ragge * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 1.3 ragge * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 1.3 ragge * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 1.3 ragge * SUCH DAMAGE. 30 1.3 ragge * 31 1.3 ragge * @(#)signal.h 7.16 (Berkeley) 3/17/91 32 1.1 ragge */ 33 1.1 ragge 34 1.1 ragge /* All bugs are subject to removal without further notice */ 35 1.1 ragge 36 1.4 jtc #ifndef _VAX_SIGNAL_H_ 37 1.4 jtc #define _VAX_SIGNAL_H_ 38 1.4 jtc 39 1.9 bjh21 #include <sys/featuretest.h> 40 1.15 mjf #include <sys/siginfo.h> 41 1.15 mjf #include <machine/trap.h> 42 1.9 bjh21 43 1.4 jtc typedef int sig_atomic_t; 44 1.4 jtc 45 1.9 bjh21 #if defined(_NETBSD_SOURCE) 46 1.15.24.1 jdolecek #include <sys/sigtypes.h> 47 1.3 ragge /* 48 1.3 ragge * Information pushed on stack when a signal is delivered. 49 1.3 ragge * This is used by the kernel to restore state following 50 1.3 ragge * execution of the signal handler. It is also made available 51 1.3 ragge * to the handler to allow it to restore state properly if 52 1.3 ragge * a non-standard exit is performed. 53 1.3 ragge */ 54 1.7 ragge #if defined(__LIBC12_SOURCE__) || defined(_KERNEL) 55 1.6 thorpej struct sigcontext13 { 56 1.3 ragge int sc_onstack; /* sigstack state to restore */ 57 1.6 thorpej int sc_mask; /* signal mask to restore (old style) */ 58 1.3 ragge int sc_sp; /* sp to restore */ 59 1.3 ragge int sc_fp; /* fp to restore */ 60 1.3 ragge int sc_ap; /* ap to restore */ 61 1.3 ragge int sc_pc; /* pc to restore */ 62 1.3 ragge int sc_ps; /* psl to restore */ 63 1.6 thorpej }; 64 1.6 thorpej #endif /* __LIBC12_SOURCE__ || _KERNEL */ 65 1.6 thorpej 66 1.6 thorpej struct sigcontext { 67 1.6 thorpej int sc_onstack; /* sigstack state to restore */ 68 1.6 thorpej int __sc_mask13; /* signal mask to restore (old style) */ 69 1.6 thorpej int sc_sp; /* sp to restore */ 70 1.6 thorpej int sc_fp; /* fp to restore */ 71 1.6 thorpej int sc_ap; /* ap to restore */ 72 1.6 thorpej int sc_pc; /* pc to restore */ 73 1.6 thorpej int sc_ps; /* psl to restore */ 74 1.6 thorpej sigset_t sc_mask; /* signal mask to restore (new style) */ 75 1.3 ragge }; 76 1.8 thorpej 77 1.11 matt #ifdef _KERNEL 78 1.15 mjf #define sendsig_sigcontext sendsig_sighelper 79 1.15 mjf #define sendsig_siginfo sendsig_sighelper 80 1.15 mjf 81 1.11 matt void sendsig_context(int, const sigset_t *, u_long); 82 1.15 mjf 83 1.15 mjf /* Avoid a cyclic dependency and don't use ksiginfo_t here. */ 84 1.15 mjf struct ksiginfo; 85 1.15 mjf 86 1.15 mjf #if defined(COMPAT_13) || defined(COMPAT_ULTRIX) || defined(COMPAT_IBCS2) 87 1.15 mjf struct otrampframe { 88 1.15 mjf unsigned sig; /* Signal number */ 89 1.15 mjf unsigned code; /* Info code */ 90 1.15 mjf vaddr_t scp; /* Pointer to struct sigcontext */ 91 1.15 mjf unsigned r0, r1, r2, r3, r4, r5; /* Registers saved when interrupt */ 92 1.15 mjf register_t pc; /* Address of signal handler */ 93 1.15 mjf vaddr_t arg; /* Pointer to first (and only) sigreturn argument */ 94 1.15 mjf }; 95 1.15 mjf 96 1.15 mjf vaddr_t setupstack_oldsigcontext(const struct ksiginfo *, const sigset_t *, 97 1.15 mjf int, struct lwp *, struct trapframe *, vaddr_t, int, vaddr_t); 98 1.15 mjf #endif /* COMPAT_13 || COMPAT_ULTRIX || COMPAT_IBCS2 */ 99 1.15 mjf 100 1.15 mjf #if defined(COMPAT_16) || defined(COMPAT_ULTRIX) 101 1.15 mjf struct trampoline2 { 102 1.15 mjf unsigned int narg; /* Argument count (== 3) */ 103 1.15 mjf unsigned int sig; /* Signal number */ 104 1.15 mjf unsigned int code; /* Info code */ 105 1.15 mjf vaddr_t scp; /* Pointer to struct sigcontext */ 106 1.15 mjf }; 107 1.15 mjf 108 1.15 mjf vaddr_t setupstack_sigcontext2(const struct ksiginfo *, const sigset_t *, 109 1.15 mjf int, struct lwp *, struct trapframe *, vaddr_t, int, vaddr_t); 110 1.15 mjf #endif /* COMPAT_16 || COMPAT_ULTRIX */ 111 1.15 mjf 112 1.11 matt #endif /* _KERNEL */ 113 1.4 jtc 114 1.9 bjh21 #endif /* _NETBSD_SOURCE */ 115 1.4 jtc #endif /* !_VAX_SIGNAL_H_ */ 116
Indexes created Thu Oct 02 14:10:14 GMT 2025