bsd/sys/_types.h

   1 /*
   2  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #ifndef _SYS__TYPES_H_
  24 #define _SYS__TYPES_H_
  25
  26 #include <sys/cdefs.h>
  27 #include <machine/_types.h>
  28
  29 /* Forward references */
  30 #ifndef _POSIX_C_SOURCE
  31 struct mcontext;
  32 struct mcontext64;
  33 #else /* _POSIX_C_SOURCE */
  34 struct __darwin_mcontext;
  35 #endif /* _POSIX_C_SOURCE */
  36
  37 /* pthread opaque structures */
  38 #if defined(__LP64__)
  39 #define __PTHREAD_SIZE__           1168
  40 #define __PTHREAD_ATTR_SIZE__      56
  41 #define __PTHREAD_MUTEXATTR_SIZE__ 8
  42 #define __PTHREAD_MUTEX_SIZE__     56
  43 #define __PTHREAD_CONDATTR_SIZE__  8
  44 #define __PTHREAD_COND_SIZE__      40
  45 #define __PTHREAD_ONCE_SIZE__      8
  46 #define __PTHREAD_RWLOCK_SIZE__      192
  47 #define __PTHREAD_RWLOCKATTR_SIZE__      16
  48 #else /* __LP64__ */
  49 #define __PTHREAD_SIZE__           596
  50 #define __PTHREAD_ATTR_SIZE__      36
  51 #define __PTHREAD_MUTEXATTR_SIZE__ 8
  52 #define __PTHREAD_MUTEX_SIZE__     40
  53 #define __PTHREAD_CONDATTR_SIZE__  4
  54 #define __PTHREAD_COND_SIZE__      24
  55 #define __PTHREAD_ONCE_SIZE__      4
  56 #define __PTHREAD_RWLOCK_SIZE__    124
  57 #define __PTHREAD_RWLOCKATTR_SIZE__ 12
  58 #endif /* __LP64__ */
  59
  60 struct __darwin_pthread_handler_rec
  61 {
  62         void           (*__routine)(void *);    /* Routine to call */
  63         void           *__arg;                  /* Argument to pass */
  64         struct __darwin_pthread_handler_rec *__next;
  65 };
  66 struct _opaque_pthread_attr_t { long __sig; char __opaque[__PTHREAD_ATTR_SIZE__]; };
  67 struct _opaque_pthread_cond_t { long __sig; char __opaque[__PTHREAD_COND_SIZE__]; };
  68 struct _opaque_pthread_condattr_t { long __sig; char __opaque[__PTHREAD_CONDATTR_SIZE__]; };
  69 struct _opaque_pthread_mutex_t { long __sig; char __opaque[__PTHREAD_MUTEX_SIZE__]; };
  70 struct _opaque_pthread_mutexattr_t { long __sig; char __opaque[__PTHREAD_MUTEXATTR_SIZE__]; };
  71 struct _opaque_pthread_once_t { long __sig; char __opaque[__PTHREAD_ONCE_SIZE__]; };
  72 struct _opaque_pthread_rwlock_t { long __sig; char __opaque[__PTHREAD_RWLOCK_SIZE__]; };
  73 struct _opaque_pthread_rwlockattr_t { long __sig; char __opaque[__PTHREAD_RWLOCKATTR_SIZE__]; };
  74 struct _opaque_pthread_t { long __sig; struct __darwin_pthread_handler_rec  *__cleanup_stack; char __opaque[__PTHREAD_SIZE__]; };
  75
  76 /*
  77  * Type definitions; takes common type definitions that must be used
  78  * in multiple header files due to [XSI], removes them from the system
  79  * space, and puts them in the implementation space.
  80  */
  81
  82 #ifdef __cplusplus
  83 #ifdef __GNUG__
  84 #define __DARWIN_NULL __null
  85 #else /* ! __GNUG__ */
  86 #ifdef __LP64__
  87 #define __DARWIN_NULL (0L)
  88 #else /* !__LP64__ */
  89 #define __DARWIN_NULL 0
  90 #endif /* __LP64__ */
  91 #endif /* __GNUG__ */
  92 #else /* ! __cplusplus */
  93 #define __DARWIN_NULL ((void *)0)
  94 #endif /* __cplusplus */
  95
  96 typedef __int64_t       __darwin_blkcnt_t;      /* total blocks */
  97 typedef __int32_t       __darwin_blksize_t;     /* preferred block size */
  98 typedef __int32_t       __darwin_dev_t;         /* dev_t */
  99 typedef unsigned int    __darwin_fsblkcnt_t;    /* Used by statvfs and fstatvfs */
 100 typedef unsigned int    __darwin_fsfilcnt_t;    /* Used by statvfs and fstatvfs */
 101 typedef __uint32_t      __darwin_gid_t;         /* [???] process and group IDs */
 102 typedef __uint32_t      __darwin_id_t;          /* [XSI] pid_t, uid_t, or gid_t*/
 103 typedef __uint32_t      __darwin_ino_t;         /* [???] Used for inodes */
 104 typedef __darwin_natural_t __darwin_mach_port_name_t; /* Used by mach */
 105 typedef __darwin_mach_port_name_t __darwin_mach_port_t; /* Used by mach */
 106 #ifndef _POSIX_C_SOURCE
 107 typedef struct mcontext *__darwin_mcontext_t;   /* [???] machine context */
 108 typedef struct mcontext64 *__darwin_mcontext64_t; /* [???] machine context */
 109 #else /* _POSIX_C_SOURCE */
 110 typedef struct __darwin_mcontext *__darwin_mcontext_t; /* [???] machine context */
 111 #endif /* _POSIX_C_SOURCE */
 112 typedef __uint16_t      __darwin_mode_t;        /* [???] Some file attributes */
 113 typedef __int64_t       __darwin_off_t;         /* [???] Used for file sizes */
 114 typedef __int32_t       __darwin_pid_t;         /* [???] process and group IDs */
 115 typedef struct _opaque_pthread_attr_t
 116                         __darwin_pthread_attr_t; /* [???] Used for pthreads */
 117 typedef struct _opaque_pthread_cond_t
 118                         __darwin_pthread_cond_t; /* [???] Used for pthreads */
 119 typedef struct _opaque_pthread_condattr_t
 120                         __darwin_pthread_condattr_t; /* [???] Used for pthreads */
 121 typedef unsigned long   __darwin_pthread_key_t; /* [???] Used for pthreads */
 122 typedef struct _opaque_pthread_mutex_t
 123                         __darwin_pthread_mutex_t; /* [???] Used for pthreads */
 124 typedef struct _opaque_pthread_mutexattr_t
 125                         __darwin_pthread_mutexattr_t; /* [???] Used for pthreads */
 126 typedef struct _opaque_pthread_once_t
 127                         __darwin_pthread_once_t; /* [???] Used for pthreads */
 128 typedef struct _opaque_pthread_rwlock_t
 129                         __darwin_pthread_rwlock_t; /* [???] Used for pthreads */
 130 typedef struct _opaque_pthread_rwlockattr_t
 131                         __darwin_pthread_rwlockattr_t; /* [???] Used for pthreads */
 132 typedef struct _opaque_pthread_t
 133                         *__darwin_pthread_t;    /* [???] Used for pthreads */
 134 typedef __uint32_t      __darwin_sigset_t;      /* [???] signal set */
 135 typedef __int32_t       __darwin_suseconds_t;   /* [???] microseconds */
 136 typedef __uint32_t      __darwin_uid_t;         /* [???] user IDs */
 137 typedef __uint32_t      __darwin_useconds_t;    /* [???] microseconds */
 138 typedef unsigned char   __darwin_uuid_t[16];
 139
 140 /* Structure used in sigaltstack call. */
 141 #ifndef _POSIX_C_SOURCE
 142 struct  sigaltstack
 143 #else /* _POSIX_C_SOURCE */
 144 struct  __darwin_sigaltstack
 145 #endif /* _POSIX_C_SOURCE */
 146 {
 147         void    *ss_sp;                 /* signal stack base */
 148         __darwin_size_t ss_size;        /* signal stack length */
 149         int     ss_flags;               /* SA_DISABLE and/or SA_ONSTACK */
 150 };
 151 #ifndef _POSIX_C_SOURCE
 152 typedef struct sigaltstack __darwin_stack_t;    /* [???] signal stack */
 153 #else /* _POSIX_C_SOURCE */
 154 typedef struct __darwin_sigaltstack __darwin_stack_t; /* [???] signal stack */
 155 #endif /* _POSIX_C_SOURCE */
 156
 157 /* user context */
 158 #ifndef _POSIX_C_SOURCE
 159 struct ucontext
 160 #else /* _POSIX_C_SOURCE */
 161 struct __darwin_ucontext
 162 #endif /* _POSIX_C_SOURCE */
 163 {
 164         int             uc_onstack;
 165         __darwin_sigset_t       uc_sigmask;     /* signal mask used by this context */
 166         __darwin_stack_t        uc_stack;       /* stack used by this context */
 167 #ifndef _POSIX_C_SOURCE
 168         struct ucontext *uc_link;               /* pointer to resuming context */
 169 #else /* _POSIX_C_SOURCE */
 170         struct __darwin_ucontext *uc_link;      /* pointer to resuming context */
 171 #endif /* _POSIX_C_SOURCE */
 172         __darwin_size_t uc_mcsize;              /* size of the machine context passed in */
 173         __darwin_mcontext_t     uc_mcontext;    /* pointer to machine specific context */
 174 };
 175 #ifndef _POSIX_C_SOURCE
 176 typedef struct ucontext __darwin_ucontext_t;    /* [???] user context */
 177 #else /* _POSIX_C_SOURCE */
 178 typedef struct __darwin_ucontext __darwin_ucontext_t; /* [???] user context */
 179 #endif /* _POSIX_C_SOURCE */
 180
 181 #ifndef _POSIX_C_SOURCE
 182 struct ucontext64 {
 183         int             uc_onstack;
 184         __darwin_sigset_t       uc_sigmask;     /* signal mask used by this context */
 185         __darwin_stack_t        uc_stack;       /* stack used by this context */
 186         struct ucontext64 *uc_link;             /* pointer to resuming context */
 187         __darwin_size_t uc_mcsize;              /* size of the machine context passed in */
 188         __darwin_mcontext64_t uc_mcontext64;    /* pointer to machine specific context */
 189 };
 190 typedef struct ucontext64 __darwin_ucontext64_t; /* [???] user context */
 191 #endif /* _POSIX_C_SOURCE */
 192
 193 #ifdef KERNEL
 194 #ifndef offsetof
 195 #define offsetof(type, member)  ((size_t)(&((type *)0)->member))
 196 #endif /* offsetof */
 197 #endif /* KERNEL */
 198 #endif  /* _SYS__TYPES_H_ */