The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/sys/errno.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-3-Clause
    3  *
    4  * Copyright (c) 1982, 1986, 1989, 1993
    5  *      The Regents of the University of California.  All rights reserved.
    6  * (c) UNIX System Laboratories, Inc.
    7  * All or some portions of this file are derived from material licensed
    8  * to the University of California by American Telephone and Telegraph
    9  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
   10  * the permission of UNIX System Laboratories, Inc.
   11  *
   12  * Redistribution and use in source and binary forms, with or without
   13  * modification, are permitted provided that the following conditions
   14  * are met:
   15  * 1. Redistributions of source code must retain the above copyright
   16  *    notice, this list of conditions and the following disclaimer.
   17  * 2. Redistributions in binary form must reproduce the above copyright
   18  *    notice, this list of conditions and the following disclaimer in the
   19  *    documentation and/or other materials provided with the distribution.
   20  * 3. Neither the name of the University nor the names of its contributors
   21  *    may be used to endorse or promote products derived from this software
   22  *    without specific prior written permission.
   23  *
   24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   34  * SUCH DAMAGE.
   35  *
   36  *      @(#)errno.h     8.5 (Berkeley) 1/21/94
   37  * $FreeBSD: head/sys/sys/errno.h 343111 2019-01-17 06:35:45Z mckusick $
   38  */
   39 
   40 #ifndef _SYS_ERRNO_H_
   41 #define _SYS_ERRNO_H_
   42 
   43 #if !defined(_KERNEL) && !defined(_STANDALONE)
   44 #include <sys/cdefs.h>
   45 __BEGIN_DECLS
   46 int *   __error(void);
   47 __END_DECLS
   48 #define errno           (* __error())
   49 #endif
   50 
   51 #define EPERM           1               /* Operation not permitted */
   52 #define ENOENT          2               /* No such file or directory */
   53 #define ESRCH           3               /* No such process */
   54 #define EINTR           4               /* Interrupted system call */
   55 #define EIO             5               /* Input/output error */
   56 #define ENXIO           6               /* Device not configured */
   57 #define E2BIG           7               /* Argument list too long */
   58 #define ENOEXEC         8               /* Exec format error */
   59 #define EBADF           9               /* Bad file descriptor */
   60 #define ECHILD          10              /* No child processes */
   61 #define EDEADLK         11              /* Resource deadlock avoided */
   62                                         /* 11 was EAGAIN */
   63 #define ENOMEM          12              /* Cannot allocate memory */
   64 #define EACCES          13              /* Permission denied */
   65 #define EFAULT          14              /* Bad address */
   66 #ifndef _POSIX_SOURCE
   67 #define ENOTBLK         15              /* Block device required */
   68 #endif
   69 #define EBUSY           16              /* Device busy */
   70 #define EEXIST          17              /* File exists */
   71 #define EXDEV           18              /* Cross-device link */
   72 #define ENODEV          19              /* Operation not supported by device */
   73 #define ENOTDIR         20              /* Not a directory */
   74 #define EISDIR          21              /* Is a directory */
   75 #define EINVAL          22              /* Invalid argument */
   76 #define ENFILE          23              /* Too many open files in system */
   77 #define EMFILE          24              /* Too many open files */
   78 #define ENOTTY          25              /* Inappropriate ioctl for device */
   79 #ifndef _POSIX_SOURCE
   80 #define ETXTBSY         26              /* Text file busy */
   81 #endif
   82 #define EFBIG           27              /* File too large */
   83 #define ENOSPC          28              /* No space left on device */
   84 #define ESPIPE          29              /* Illegal seek */
   85 #define EROFS           30              /* Read-only filesystem */
   86 #define EMLINK          31              /* Too many links */
   87 #define EPIPE           32              /* Broken pipe */
   88 
   89 /* math software */
   90 #define EDOM            33              /* Numerical argument out of domain */
   91 #define ERANGE          34              /* Result too large */
   92 
   93 /* non-blocking and interrupt i/o */
   94 #define EAGAIN          35              /* Resource temporarily unavailable */
   95 #ifndef _POSIX_SOURCE
   96 #define EWOULDBLOCK     EAGAIN          /* Operation would block */
   97 #define EINPROGRESS     36              /* Operation now in progress */
   98 #define EALREADY        37              /* Operation already in progress */
   99 
  100 /* ipc/network software -- argument errors */
  101 #define ENOTSOCK        38              /* Socket operation on non-socket */
  102 #define EDESTADDRREQ    39              /* Destination address required */
  103 #define EMSGSIZE        40              /* Message too long */
  104 #define EPROTOTYPE      41              /* Protocol wrong type for socket */
  105 #define ENOPROTOOPT     42              /* Protocol not available */
  106 #define EPROTONOSUPPORT 43              /* Protocol not supported */
  107 #define ESOCKTNOSUPPORT 44              /* Socket type not supported */
  108 #define EOPNOTSUPP      45              /* Operation not supported */
  109 #define ENOTSUP         EOPNOTSUPP      /* Operation not supported */
  110 #define EPFNOSUPPORT    46              /* Protocol family not supported */
  111 #define EAFNOSUPPORT    47              /* Address family not supported by protocol family */
  112 #define EADDRINUSE      48              /* Address already in use */
  113 #define EADDRNOTAVAIL   49              /* Can't assign requested address */
  114 
  115 /* ipc/network software -- operational errors */
  116 #define ENETDOWN        50              /* Network is down */
  117 #define ENETUNREACH     51              /* Network is unreachable */
  118 #define ENETRESET       52              /* Network dropped connection on reset */
  119 #define ECONNABORTED    53              /* Software caused connection abort */
  120 #define ECONNRESET      54              /* Connection reset by peer */
  121 #define ENOBUFS         55              /* No buffer space available */
  122 #define EISCONN         56              /* Socket is already connected */
  123 #define ENOTCONN        57              /* Socket is not connected */
  124 #define ESHUTDOWN       58              /* Can't send after socket shutdown */
  125 #define ETOOMANYREFS    59              /* Too many references: can't splice */
  126 #define ETIMEDOUT       60              /* Operation timed out */
  127 #define ECONNREFUSED    61              /* Connection refused */
  128 
  129 #define ELOOP           62              /* Too many levels of symbolic links */
  130 #endif /* _POSIX_SOURCE */
  131 #define ENAMETOOLONG    63              /* File name too long */
  132 
  133 /* should be rearranged */
  134 #ifndef _POSIX_SOURCE
  135 #define EHOSTDOWN       64              /* Host is down */
  136 #define EHOSTUNREACH    65              /* No route to host */
  137 #endif /* _POSIX_SOURCE */
  138 #define ENOTEMPTY       66              /* Directory not empty */
  139 
  140 /* quotas & mush */
  141 #ifndef _POSIX_SOURCE
  142 #define EPROCLIM        67              /* Too many processes */
  143 #define EUSERS          68              /* Too many users */
  144 #define EDQUOT          69              /* Disc quota exceeded */
  145 
  146 /* Network File System */
  147 #define ESTALE          70              /* Stale NFS file handle */
  148 #define EREMOTE         71              /* Too many levels of remote in path */
  149 #define EBADRPC         72              /* RPC struct is bad */
  150 #define ERPCMISMATCH    73              /* RPC version wrong */
  151 #define EPROGUNAVAIL    74              /* RPC prog. not avail */
  152 #define EPROGMISMATCH   75              /* Program version wrong */
  153 #define EPROCUNAVAIL    76              /* Bad procedure for program */
  154 #endif /* _POSIX_SOURCE */
  155 
  156 #define ENOLCK          77              /* No locks available */
  157 #define ENOSYS          78              /* Function not implemented */
  158 
  159 #ifndef _POSIX_SOURCE
  160 #define EFTYPE          79              /* Inappropriate file type or format */
  161 #define EAUTH           80              /* Authentication error */
  162 #define ENEEDAUTH       81              /* Need authenticator */
  163 #define EIDRM           82              /* Identifier removed */
  164 #define ENOMSG          83              /* No message of desired type */
  165 #define EOVERFLOW       84              /* Value too large to be stored in data type */
  166 #define ECANCELED       85              /* Operation canceled */
  167 #define EILSEQ          86              /* Illegal byte sequence */
  168 #define ENOATTR         87              /* Attribute not found */
  169 
  170 #define EDOOFUS         88              /* Programming error */
  171 #endif /* _POSIX_SOURCE */
  172 
  173 #define EBADMSG         89              /* Bad message */
  174 #define EMULTIHOP       90              /* Multihop attempted */
  175 #define ENOLINK         91              /* Link has been severed */
  176 #define EPROTO          92              /* Protocol error */
  177 
  178 #ifndef _POSIX_SOURCE
  179 #define ENOTCAPABLE     93              /* Capabilities insufficient */
  180 #define ECAPMODE        94              /* Not permitted in capability mode */
  181 #define ENOTRECOVERABLE 95              /* State not recoverable */
  182 #define EOWNERDEAD      96              /* Previous owner died */
  183 #define EINTEGRITY      97              /* Integrity check failed */
  184 #endif /* _POSIX_SOURCE */
  185 
  186 #ifndef _POSIX_SOURCE
  187 #define ELAST           97              /* Must be equal largest errno */
  188 #endif /* _POSIX_SOURCE */
  189 
  190 #if defined(_KERNEL) || defined(_WANT_KERNEL_ERRNO)
  191 /* pseudo-errors returned inside kernel to modify return to process */
  192 #define ERESTART        (-1)            /* restart syscall */
  193 #define EJUSTRETURN     (-2)            /* don't modify regs, just return */
  194 #define ENOIOCTL        (-3)            /* ioctl not handled by this layer */
  195 #define EDIRIOCTL       (-4)            /* do direct ioctl in GEOM */
  196 #define ERELOOKUP       (-5)            /* retry the directory lookup */
  197 #endif
  198 
  199 #ifndef _KERNEL
  200 #if __EXT1_VISIBLE
  201 /* ISO/IEC 9899:2011 K.3.2.2 */
  202 #ifndef _ERRNO_T_DEFINED
  203 #define _ERRNO_T_DEFINED
  204 typedef int errno_t;
  205 #endif
  206 #endif /* __EXT1_VISIBLE */
  207 #endif
  208 
  209 #endif

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