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1c79356b 1/*
2d21ac55 2 * Copyright (c) 2002-2006 Apple Computer, Inc. All rights reserved.
1c79356b 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
0a7de745 5 *
2d21ac55
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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.
0a7de745 14 *
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15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
0a7de745 17 *
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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
8f6c56a5
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20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
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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.
0a7de745 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b 27 */
1c79356b 28
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29#ifndef _SYS_UCONTEXT_H_
30#define _SYS_UCONTEXT_H_
1c79356b 31
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32#include <sys/cdefs.h>
33#include <sys/_types.h>
2d21ac55 34
39236c6e 35#include <machine/_mcontext.h>
39236c6e 36#include <sys/_types/_ucontext.h>
1c79356b 37
39236c6e 38#include <sys/_types/_sigset_t.h>
91447636 39
91447636 40#ifdef KERNEL
0a7de745 41#include <machine/types.h> /* user_addr_t, user_size_t */
1c79356b 42
91447636 43/* kernel representation of struct ucontext64 for 64 bit processes */
b0d623f7 44typedef struct user_ucontext64 {
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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 */
b0d623f7
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51} user_ucontext64_t;
52
53typedef struct user_ucontext32 {
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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 */
b0d623f7 60} user_ucontext32_t;
55e303ae 61
0a7de745 62#endif /* KERNEL */
55e303ae 63
9bccf70c 64#endif /* _SYS_UCONTEXT_H_ */