1*d8b80295SApple OSS Distributions /* 2*d8b80295SApple OSS Distributions * Copyright (c) 2002-2006 Apple Computer, Inc. All rights reserved. 3*d8b80295SApple OSS Distributions * 4*d8b80295SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*d8b80295SApple OSS Distributions * 6*d8b80295SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*d8b80295SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*d8b80295SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*d8b80295SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*d8b80295SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*d8b80295SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*d8b80295SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*d8b80295SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*d8b80295SApple OSS Distributions * 15*d8b80295SApple OSS Distributions * Please obtain a copy of the License at 16*d8b80295SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*d8b80295SApple OSS Distributions * 18*d8b80295SApple OSS Distributions * The Original Code and all software distributed under the License are 19*d8b80295SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*d8b80295SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*d8b80295SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*d8b80295SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*d8b80295SApple OSS Distributions * Please see the License for the specific language governing rights and 24*d8b80295SApple OSS Distributions * limitations under the License. 25*d8b80295SApple OSS Distributions * 26*d8b80295SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*d8b80295SApple OSS Distributions */ 28*d8b80295SApple OSS Distributions 29*d8b80295SApple OSS Distributions #ifndef _SYS_UCONTEXT_H_ 30*d8b80295SApple OSS Distributions #define _SYS_UCONTEXT_H_ 31*d8b80295SApple OSS Distributions 32*d8b80295SApple OSS Distributions #include <sys/cdefs.h> 33*d8b80295SApple OSS Distributions #include <sys/_types.h> 34*d8b80295SApple OSS Distributions 35*d8b80295SApple OSS Distributions #include <machine/_mcontext.h> 36*d8b80295SApple OSS Distributions #include <sys/_types/_ucontext.h> 37*d8b80295SApple OSS Distributions 38*d8b80295SApple OSS Distributions #include <sys/_types/_sigset_t.h> 39*d8b80295SApple OSS Distributions 40*d8b80295SApple OSS Distributions #ifdef KERNEL 41*d8b80295SApple OSS Distributions #include <machine/types.h> /* user_addr_t, user_size_t */ 42*d8b80295SApple OSS Distributions 43*d8b80295SApple OSS Distributions /* kernel representation of struct ucontext64 for 64 bit processes */ 44*d8b80295SApple OSS Distributions typedef struct user_ucontext64 { 45*d8b80295SApple OSS Distributions int uc_onstack; 46*d8b80295SApple OSS Distributions sigset_t uc_sigmask; /* signal mask */ 47*d8b80295SApple OSS Distributions struct user64_sigaltstack uc_stack; /* stack */ 48*d8b80295SApple OSS Distributions user_addr_t uc_link; /* ucontext pointer */ 49*d8b80295SApple OSS Distributions user_size_t uc_mcsize; /* mcontext size */ 50*d8b80295SApple OSS Distributions user_addr_t uc_mcontext64; /* machine context */ 51*d8b80295SApple OSS Distributions } user_ucontext64_t; 52*d8b80295SApple OSS Distributions 53*d8b80295SApple OSS Distributions typedef struct user_ucontext32 { 54*d8b80295SApple OSS Distributions int uc_onstack; 55*d8b80295SApple OSS Distributions sigset_t uc_sigmask; /* signal mask */ 56*d8b80295SApple OSS Distributions struct user32_sigaltstack uc_stack; /* stack */ 57*d8b80295SApple OSS Distributions user32_addr_t uc_link; /* ucontext pointer */ 58*d8b80295SApple OSS Distributions user32_size_t uc_mcsize; /* mcontext size */ 59*d8b80295SApple OSS Distributions user32_addr_t uc_mcontext; /* machine context */ 60*d8b80295SApple OSS Distributions } user_ucontext32_t; 61*d8b80295SApple OSS Distributions 62*d8b80295SApple OSS Distributions #endif /* KERNEL */ 63*d8b80295SApple OSS Distributions 64*d8b80295SApple OSS Distributions #endif /* _SYS_UCONTEXT_H_ */ 65