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| 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 | +#include <machine/_mcontext.h> |
| 36 | +#include <sys/_types/_ucontext.h> |
| 37 | + |
| 38 | +#include <sys/_types/_sigset_t.h> |
| 39 | + |
| 40 | +#ifdef KERNEL |
| 41 | +#include <machine/types.h> /* user_addr_t, user_size_t */ |
| 42 | + |
| 43 | +/* kernel representation of struct ucontext64 for 64 bit processes */ |
| 44 | +typedef struct user_ucontext64 { |
| 45 | + int uc_onstack; |
| 46 | + sigset_t uc_sigmask; /* signal mask */ |
| 47 | + struct user64_sigaltstack uc_stack; /* stack */ |
| 48 | + user_addr_t uc_link; /* ucontext pointer */ |
| 49 | + user_size_t uc_mcsize; /* mcontext size */ |
| 50 | + user_addr_t uc_mcontext64; /* machine context */ |
| 51 | +} user_ucontext64_t; |
| 52 | + |
| 53 | +typedef struct user_ucontext32 { |
| 54 | + int uc_onstack; |
| 55 | + sigset_t uc_sigmask; /* signal mask */ |
| 56 | + struct user32_sigaltstack uc_stack; /* stack */ |
| 57 | + user32_addr_t uc_link; /* ucontext pointer */ |
| 58 | + user32_size_t uc_mcsize; /* mcontext size */ |
| 59 | + user32_addr_t uc_mcontext; /* machine context */ |
| 60 | +} user_ucontext32_t; |
| 61 | + |
| 62 | +#endif /* KERNEL */ |
| 63 | + |
| 64 | +#endif /* _SYS_UCONTEXT_H_ */ |
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