1*31a53cd0SKonstantin Belousov /*- 2*31a53cd0SKonstantin Belousov * Copyright (c) 1999 Marcel Moolenaar 3*31a53cd0SKonstantin Belousov * All rights reserved. 4*31a53cd0SKonstantin Belousov * 5*31a53cd0SKonstantin Belousov * Redistribution and use in source and binary forms, with or without 6*31a53cd0SKonstantin Belousov * modification, are permitted provided that the following conditions 7*31a53cd0SKonstantin Belousov * are met: 8*31a53cd0SKonstantin Belousov * 1. Redistributions of source code must retain the above copyright 9*31a53cd0SKonstantin Belousov * notice, this list of conditions and the following disclaimer 10*31a53cd0SKonstantin Belousov * in this position and unchanged. 11*31a53cd0SKonstantin Belousov * 2. Redistributions in binary form must reproduce the above copyright 12*31a53cd0SKonstantin Belousov * notice, this list of conditions and the following disclaimer in the 13*31a53cd0SKonstantin Belousov * documentation and/or other materials provided with the distribution. 14*31a53cd0SKonstantin Belousov * 3. The name of the author may not be used to endorse or promote products 15*31a53cd0SKonstantin Belousov * derived from this software without specific prior written permission. 16*31a53cd0SKonstantin Belousov * 17*31a53cd0SKonstantin Belousov * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18*31a53cd0SKonstantin Belousov * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19*31a53cd0SKonstantin Belousov * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20*31a53cd0SKonstantin Belousov * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21*31a53cd0SKonstantin Belousov * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22*31a53cd0SKonstantin Belousov * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23*31a53cd0SKonstantin Belousov * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24*31a53cd0SKonstantin Belousov * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25*31a53cd0SKonstantin Belousov * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26*31a53cd0SKonstantin Belousov * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27*31a53cd0SKonstantin Belousov * 28*31a53cd0SKonstantin Belousov * $FreeBSD$ 29*31a53cd0SKonstantin Belousov */ 30*31a53cd0SKonstantin Belousov 31*31a53cd0SKonstantin Belousov #ifndef _X86_SIGFRAME_H_ 32*31a53cd0SKonstantin Belousov #define _X86_SIGFRAME_H_ 33*31a53cd0SKonstantin Belousov 34*31a53cd0SKonstantin Belousov /* 35*31a53cd0SKonstantin Belousov * Signal frames, arguments passed to application signal handlers. 36*31a53cd0SKonstantin Belousov */ 37*31a53cd0SKonstantin Belousov 38*31a53cd0SKonstantin Belousov #ifdef __i386__ 39*31a53cd0SKonstantin Belousov struct sigframe { 40*31a53cd0SKonstantin Belousov /* 41*31a53cd0SKonstantin Belousov * The first four members may be used by applications. 42*31a53cd0SKonstantin Belousov * 43*31a53cd0SKonstantin Belousov * NOTE: The 4th argument is undocumented, ill commented 44*31a53cd0SKonstantin Belousov * on and seems to be somewhat BSD "standard". Handlers 45*31a53cd0SKonstantin Belousov * installed with sigvec may be using it. 46*31a53cd0SKonstantin Belousov */ 47*31a53cd0SKonstantin Belousov register_t sf_signum; 48*31a53cd0SKonstantin Belousov register_t sf_siginfo; /* code or pointer to sf_si */ 49*31a53cd0SKonstantin Belousov register_t sf_ucontext; /* points to sf_uc */ 50*31a53cd0SKonstantin Belousov register_t sf_addr; /* undocumented 4th arg */ 51*31a53cd0SKonstantin Belousov 52*31a53cd0SKonstantin Belousov union { 53*31a53cd0SKonstantin Belousov __siginfohandler_t *sf_action; 54*31a53cd0SKonstantin Belousov __sighandler_t *sf_handler; 55*31a53cd0SKonstantin Belousov } sf_ahu; 56*31a53cd0SKonstantin Belousov ucontext_t sf_uc; /* = *sf_ucontext */ 57*31a53cd0SKonstantin Belousov siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case) */ 58*31a53cd0SKonstantin Belousov }; 59*31a53cd0SKonstantin Belousov #endif /* __i386__ */ 60*31a53cd0SKonstantin Belousov 61*31a53cd0SKonstantin Belousov #ifdef __amd64__ 62*31a53cd0SKonstantin Belousov struct sigframe { 63*31a53cd0SKonstantin Belousov union { 64*31a53cd0SKonstantin Belousov __siginfohandler_t *sf_action; 65*31a53cd0SKonstantin Belousov __sighandler_t *sf_handler; 66*31a53cd0SKonstantin Belousov } sf_ahu; 67*31a53cd0SKonstantin Belousov ucontext_t sf_uc; /* = *sf_ucontext */ 68*31a53cd0SKonstantin Belousov siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case) */ 69*31a53cd0SKonstantin Belousov }; 70*31a53cd0SKonstantin Belousov #endif /* __amd64__ */ 71*31a53cd0SKonstantin Belousov 72*31a53cd0SKonstantin Belousov #endif /* _X86_SIGFRAME_H_ */ 73