bsd/sys/errno.h

   1 /*
   2  * Copyright (c) 2000-2002 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 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
  29 /*
  30  * Copyright (c) 1982, 1986, 1989, 1993
  31  *      The Regents of the University of California.  All rights reserved.
  32  * (c) UNIX System Laboratories, Inc.
  33  * All or some portions of this file are derived from material licensed
  34  * to the University of California by American Telephone and Telegraph
  35  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  36  * the permission of UNIX System Laboratories, Inc.
  37  *
  38  * Redistribution and use in source and binary forms, with or without
  39  * modification, are permitted provided that the following conditions
  40  * are met:
  41  * 1. Redistributions of source code must retain the above copyright
  42  *    notice, this list of conditions and the following disclaimer.
  43  * 2. Redistributions in binary form must reproduce the above copyright
  44  *    notice, this list of conditions and the following disclaimer in the
  45  *    documentation and/or other materials provided with the distribution.
  46  * 3. All advertising materials mentioning features or use of this software
  47  *    must display the following acknowledgement:
  48  *      This product includes software developed by the University of
  49  *      California, Berkeley and its contributors.
  50  * 4. Neither the name of the University nor the names of its contributors
  51  *    may be used to endorse or promote products derived from this software
  52  *    without specific prior written permission.
  53  *
  54  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  55  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  56  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  57  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  58  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  59  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  60  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  61  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  62  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  63  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  64  * SUCH DAMAGE.
  65  *
  66  *      @(#)errno.h     8.5 (Berkeley) 1/21/94
  67  */
  68
  69 #ifndef _SYS_ERRNO_H_
  70 #define _SYS_ERRNO_H_
  71
  72 #if !defined(KERNEL) && !defined(KERNEL_PRIVATE)
  73 #include <sys/cdefs.h>
  74 __BEGIN_DECLS
  75 extern int * __error(void);
  76 #define errno (*__error())
  77 __END_DECLS
  78 #endif
  79
  80 /*
  81  * Error codes
  82  */
  83
  84 #define EPERM           1               /* Operation not permitted */
  85 #define ENOENT          2               /* No such file or directory */
  86 #define ESRCH           3               /* No such process */
  87 #define EINTR           4               /* Interrupted system call */
  88 #define EIO             5               /* Input/output error */
  89 #define ENXIO           6               /* Device not configured */
  90 #define E2BIG           7               /* Argument list too long */
  91 #define ENOEXEC         8               /* Exec format error */
  92 #define EBADF           9               /* Bad file descriptor */
  93 #define ECHILD          10              /* No child processes */
  94 #define EDEADLK         11              /* Resource deadlock avoided */
  95                                         /* 11 was EAGAIN */
  96 #define ENOMEM          12              /* Cannot allocate memory */
  97 #define EACCES          13              /* Permission denied */
  98 #define EFAULT          14              /* Bad address */
  99 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 100 #define ENOTBLK         15              /* Block device required */
 101 #endif
 102 #define EBUSY           16              /* Device / Resource busy */
 103 #define EEXIST          17              /* File exists */
 104 #define EXDEV           18              /* Cross-device link */
 105 #define ENODEV          19              /* Operation not supported by device */
 106 #define ENOTDIR         20              /* Not a directory */
 107 #define EISDIR          21              /* Is a directory */
 108 #define EINVAL          22              /* Invalid argument */
 109 #define ENFILE          23              /* Too many open files in system */
 110 #define EMFILE          24              /* Too many open files */
 111 #define ENOTTY          25              /* Inappropriate ioctl for device */
 112 #define ETXTBSY         26              /* Text file busy */
 113 #define EFBIG           27              /* File too large */
 114 #define ENOSPC          28              /* No space left on device */
 115 #define ESPIPE          29              /* Illegal seek */
 116 #define EROFS           30              /* Read-only file system */
 117 #define EMLINK          31              /* Too many links */
 118 #define EPIPE           32              /* Broken pipe */
 119
 120 /* math software */
 121 #define EDOM            33              /* Numerical argument out of domain */
 122 #define ERANGE          34              /* Result too large */
 123
 124 /* non-blocking and interrupt i/o */
 125 #define EAGAIN          35              /* Resource temporarily unavailable */
 126 #define EWOULDBLOCK     EAGAIN          /* Operation would block */
 127 #define EINPROGRESS     36              /* Operation now in progress */
 128 #define EALREADY        37              /* Operation already in progress */
 129
 130 /* ipc/network software -- argument errors */
 131 #define ENOTSOCK        38              /* Socket operation on non-socket */
 132 #define EDESTADDRREQ    39              /* Destination address required */
 133 #define EMSGSIZE        40              /* Message too long */
 134 #define EPROTOTYPE      41              /* Protocol wrong type for socket */
 135 #define ENOPROTOOPT     42              /* Protocol not available */
 136 #define EPROTONOSUPPORT 43              /* Protocol not supported */
 137 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 138 #define ESOCKTNOSUPPORT 44              /* Socket type not supported */
 139 #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 140 #define ENOTSUP         45              /* Operation not supported */
 141 #if !__DARWIN_UNIX03 && !defined(KERNEL)
 142 /*
 143  * This is the same for binary and source copmpatability, unless compiling
 144  * the kernel itself, or compiling __DARWIN_UNIX03; if compiling for the
 145  * kernel, the correct value will be returned.  If compiling non-POSIX
 146  * source, the kernel return value will be converted by a stub in libc, and
 147  * if compiling source with __DARWIN_UNIX03, the conversion in libc is not
 148  * done, and the caller gets the expected (discrete) value.
 149  */
 150 #define EOPNOTSUPP       ENOTSUP        /* Operation not supported on socket */
 151 #endif /* !__DARWIN_UNIX03 && !KERNEL */
 152
 153 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 154 #define EPFNOSUPPORT    46              /* Protocol family not supported */
 155 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 156 #define EAFNOSUPPORT    47              /* Address family not supported by protocol family */
 157 #define EADDRINUSE      48              /* Address already in use */
 158 #define EADDRNOTAVAIL   49              /* Can't assign requested address */
 159
 160 /* ipc/network software -- operational errors */
 161 #define ENETDOWN        50              /* Network is down */
 162 #define ENETUNREACH     51              /* Network is unreachable */
 163 #define ENETRESET       52              /* Network dropped connection on reset */
 164 #define ECONNABORTED    53              /* Software caused connection abort */
 165 #define ECONNRESET      54              /* Connection reset by peer */
 166 #define ENOBUFS         55              /* No buffer space available */
 167 #define EISCONN         56              /* Socket is already connected */
 168 #define ENOTCONN        57              /* Socket is not connected */
 169 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 170 #define ESHUTDOWN       58              /* Can't send after socket shutdown */
 171 #define ETOOMANYREFS    59              /* Too many references: can't splice */
 172 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 173 #define ETIMEDOUT       60              /* Operation timed out */
 174 #define ECONNREFUSED    61              /* Connection refused */
 175
 176 #define ELOOP           62              /* Too many levels of symbolic links */
 177 #define ENAMETOOLONG    63              /* File name too long */
 178
 179 /* should be rearranged */
 180 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 181 #define EHOSTDOWN       64              /* Host is down */
 182 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 183 #define EHOSTUNREACH    65              /* No route to host */
 184 #define ENOTEMPTY       66              /* Directory not empty */
 185
 186 /* quotas & mush */
 187 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 188 #define EPROCLIM        67              /* Too many processes */
 189 #define EUSERS          68              /* Too many users */
 190 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 191 #define EDQUOT          69              /* Disc quota exceeded */
 192
 193 /* Network File System */
 194 #define ESTALE          70              /* Stale NFS file handle */
 195 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 196 #define EREMOTE         71              /* Too many levels of remote in path */
 197 #define EBADRPC         72              /* RPC struct is bad */
 198 #define ERPCMISMATCH    73              /* RPC version wrong */
 199 #define EPROGUNAVAIL    74              /* RPC prog. not avail */
 200 #define EPROGMISMATCH   75              /* Program version wrong */
 201 #define EPROCUNAVAIL    76              /* Bad procedure for program */
 202 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 203
 204 #define ENOLCK          77              /* No locks available */
 205 #define ENOSYS          78              /* Function not implemented */
 206
 207 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 208 #define EFTYPE          79              /* Inappropriate file type or format */
 209 #define EAUTH           80              /* Authentication error */
 210 #define ENEEDAUTH       81              /* Need authenticator */
 211
 212 /* Intelligent device errors */
 213 #define EPWROFF         82      /* Device power is off */
 214 #define EDEVERR         83      /* Device error, e.g. paper out */
 215 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 216
 217 #define EOVERFLOW       84              /* Value too large to be stored in data type */
 218
 219 /* Program loading errors */
 220 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 221 #define EBADEXEC        85      /* Bad executable */
 222 #define EBADARCH        86      /* Bad CPU type in executable */
 223 #define ESHLIBVERS      87      /* Shared library version mismatch */
 224 #define EBADMACHO       88      /* Malformed Macho file */
 225 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 226
 227 #define ECANCELED       89              /* Operation canceled */
 228
 229 #define EIDRM           90              /* Identifier removed */
 230 #define ENOMSG          91              /* No message of desired type */
 231 #define EILSEQ          92              /* Illegal byte sequence */
 232 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 233 #define ENOATTR         93              /* Attribute not found */
 234 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 235
 236 #define EBADMSG         94              /* Bad message */
 237 #define EMULTIHOP       95              /* Reserved */
 238 #define ENODATA         96              /* No message available on STREAM */
 239 #define ENOLINK         97              /* Reserved */
 240 #define ENOSR           98              /* No STREAM resources */
 241 #define ENOSTR          99              /* Not a STREAM */
 242 #define EPROTO          100             /* Protocol error */
 243 #define ETIME           101             /* STREAM ioctl timeout */
 244
 245 #if __DARWIN_UNIX03 || defined(KERNEL)
 246 /* This value is only discrete when compiling __DARWIN_UNIX03, or KERNEL */
 247 #define EOPNOTSUPP      102             /* Operation not supported on socket */
 248 #endif /* __DARWIN_UNIX03 || KERNEL */
 249
 250 #define ENOPOLICY       103             /* No such policy registered */
 251
 252 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 253 #define ELAST           103             /* Must be equal largest errno */
 254 #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 255
 256 #ifdef KERNEL
 257 /* pseudo-errors returned inside kernel to modify return to process */
 258 #define ERESTART        (-1)            /* restart syscall */
 259 #define EJUSTRETURN     (-2)            /* don't modify regs, just return */
 260 #define ERECYCLE    (-5)                /* restart lookup under heavy vnode pressure/recycling */
 261 #endif
 262 #endif /* _SYS_ERRNO_H_ */