| | 1 | /* |
| | 2 | * Copyright (c) 2002-2006 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * This file contains Original Code and/or Modifications of Original Code |
| | 7 | * as defined in and that are subject to the Apple Public Source License |
| | 8 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 9 | * compliance with the License. The rights granted to you under the License |
| | 10 | * may not be used to create, or enable the creation or redistribution of, |
| | 11 | * unlawful or unlicensed copies of an Apple operating system, or to |
| | 12 | * circumvent, violate, or enable the circumvention or violation of, any |
| | 13 | * terms of an Apple operating system software license agreement. |
| | 14 | * |
| | 15 | * Please obtain a copy of the License at |
| | 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
| | 17 | * |
| | 18 | * The Original Code and all software distributed under the License are |
| | 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 23 | * Please see the License for the specific language governing rights and |
| | 24 | * limitations under the License. |
| | 25 | * |
| | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
| | 27 | */ |
| | 28 | |
| | 29 | #ifndef _SYS_UCONTEXT_H_ |
| | 30 | #define _SYS_UCONTEXT_H_ |
| | 31 | |
| | 32 | #include <sys/cdefs.h> |
| | 33 | #include <sys/_types.h> |
| | 34 | |
| | 35 | #define __need_mcontext_t |
| | 36 | #define __need_stack_t |
| | 37 | #define __need_ucontext_t |
| | 38 | #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) |
| | 39 | #if defined(__ppc__) || defined(__ppc64__) |
| | 40 | #define __need_mcontext64_t |
| | 41 | #define __need_ucontext64_t |
| | 42 | #endif /* __ppc__|| __ppc64__ */ |
| | 43 | #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ |
| | 44 | #include <sys/_structs.h> |
| | 45 | |
| | 46 | #ifndef _SIGSET_T |
| | 47 | #define _SIGSET_T |
| | 48 | typedef __darwin_sigset_t sigset_t; |
| | 49 | #endif |
| | 50 | |
| | 51 | #ifdef KERNEL |
| | 52 | #include <machine/types.h> /* user_addr_t, user_size_t */ |
| | 53 | |
| | 54 | /* kernel representation of struct ucontext64 for 64 bit processes */ |
| | 55 | typedef struct user_ucontext64 { |
| | 56 | int uc_onstack; |
| | 57 | sigset_t uc_sigmask; /* signal mask */ |
| | 58 | struct user64_sigaltstack uc_stack; /* stack */ |
| | 59 | user_addr_t uc_link; /* ucontext pointer */ |
| | 60 | user_size_t uc_mcsize; /* mcontext size */ |
| | 61 | user_addr_t uc_mcontext64; /* machine context */ |
| | 62 | } user_ucontext64_t; |
| | 63 | |
| | 64 | typedef struct user_ucontext32 { |
| | 65 | int uc_onstack; |
| | 66 | sigset_t uc_sigmask; /* signal mask */ |
| | 67 | struct user32_sigaltstack uc_stack; /* stack */ |
| | 68 | user32_addr_t uc_link; /* ucontext pointer */ |
| | 69 | user32_size_t uc_mcsize; /* mcontext size */ |
| | 70 | user32_addr_t uc_mcontext; /* machine context */ |
| | 71 | } user_ucontext32_t; |
| | 72 | |
| | 73 | #endif /* KERNEL */ |
| | 74 | |
| | 75 | #endif /* _SYS_UCONTEXT_H_ */ |
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