bsd/i386/_structs.h

   1 /*
   2  * Copyright (c) 2004 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 #include <sys/appleapiopts.h>
  30
  31 #ifdef __need_mcontext_t
  32 #ifndef __need_struct_mcontext
  33 #define __need_struct_mcontext
  34 #endif /* __need_struct_mcontext */
  35 #endif /* __need_mcontext_t */
  36
  37 #if defined(__need_struct_mcontext)
  38 #include <mach/i386/_structs.h>
  39 #endif /* __need_struct_mcontext */
  40
  41
  42 #ifdef __need_struct_mcontext
  43 #undef __need_struct_mcontext
  44
  45 #ifndef _STRUCT_MCONTEXT32
  46 #if __DARWIN_UNIX03
  47 #define _STRUCT_MCONTEXT32      struct __darwin_mcontext32
  48 _STRUCT_MCONTEXT32
  49 {
  50         _STRUCT_X86_EXCEPTION_STATE32   __es;
  51         _STRUCT_X86_THREAD_STATE32      __ss;
  52         _STRUCT_X86_FLOAT_STATE32       __fs;
  53 };
  54 #else /* !__DARWIN_UNIX03 */
  55 #define _STRUCT_MCONTEXT32      struct mcontext32
  56 _STRUCT_MCONTEXT32
  57 {
  58         _STRUCT_X86_EXCEPTION_STATE32   es;
  59         _STRUCT_X86_THREAD_STATE32      ss;
  60         _STRUCT_X86_FLOAT_STATE32       fs;
  61 };
  62 #endif /* __DARWIN_UNIX03 */
  63 #endif /* _STRUCT_MCONTEXT32 */
  64
  65 #ifndef _STRUCT_MCONTEXT64
  66 #if __DARWIN_UNIX03
  67 #define _STRUCT_MCONTEXT64      struct __darwin_mcontext64
  68 _STRUCT_MCONTEXT64
  69 {
  70         _STRUCT_X86_EXCEPTION_STATE64   __es;
  71         _STRUCT_X86_THREAD_STATE64      __ss;
  72         _STRUCT_X86_FLOAT_STATE64       __fs;
  73 };
  74 #else /* !__DARWIN_UNIX03 */
  75 #define _STRUCT_MCONTEXT64      struct mcontext64
  76 _STRUCT_MCONTEXT64
  77 {
  78         _STRUCT_X86_EXCEPTION_STATE64   es;
  79         _STRUCT_X86_THREAD_STATE64      ss;
  80         _STRUCT_X86_FLOAT_STATE64       fs;
  81 };
  82 #endif /* __DARWIN_UNIX03 */
  83 #endif /* _STRUCT_MCONTEXT64 */
  84 #endif /* __need_struct_mcontext */
  85
  86 #ifdef __need_mcontext_t
  87 #undef __need_mcontext_t
  88 #ifndef _MCONTEXT_T
  89 #define _MCONTEXT_T
  90 #if defined(__LP64__)
  91 typedef _STRUCT_MCONTEXT64      *mcontext_t;
  92 #define _STRUCT_MCONTEXT _STRUCT_MCONTEXT64
  93 #else
  94 typedef _STRUCT_MCONTEXT32      *mcontext_t;
  95 #define _STRUCT_MCONTEXT        _STRUCT_MCONTEXT32
  96 #endif
  97 #endif /* _MCONTEXT_T */
  98 #endif /* __need_mcontext_t */
  99
 100 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 101 #ifndef I386_MCONTEXT_SIZE
 102 #define I386_MCONTEXT_SIZE      sizeof(struct mcontext)
 103 #endif /* I386_MCONTEXT_SIZE */
 104 #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 105