1 /*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 4. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)errno.h 8.5 (Berkeley) 1/21/94 35 * $FreeBSD: src/sys/sys/errno.h,v 1.28 2005/04/02 12:33:28 das Exp $ 36 */ 37 38 #ifndef _SYS_ERRNO_H_ 39 #define _SYS_ERRNO_H_ 40 41 #if !defined(_KERNEL) || defined(_KERNEL_VIRTUAL) 42 #include <sys/cdefs.h> 43 __BEGIN_DECLS 44 extern __thread int errno; 45 __END_DECLS 46 47 static __inline int *__error(void) 48 { 49 return (&errno); 50 } 51 52 #define errno (* __error()) 53 #endif 54 55 #define EPERM 1 /* Operation not permitted */ 56 #define ENOENT 2 /* No such file or directory */ 57 #define ESRCH 3 /* No such process */ 58 #define EINTR 4 /* Interrupted system call */ 59 #define EIO 5 /* Input/output error */ 60 #define ENXIO 6 /* Device not configured */ 61 #define E2BIG 7 /* Argument list too long */ 62 #define ENOEXEC 8 /* Exec format error */ 63 #define EBADF 9 /* Bad file descriptor */ 64 #define ECHILD 10 /* No child processes */ 65 #define EDEADLK 11 /* Resource deadlock avoided */ 66 /* 11 was EAGAIN */ 67 #define ENOMEM 12 /* Cannot allocate memory */ 68 #define EACCES 13 /* Permission denied */ 69 #define EFAULT 14 /* Bad address */ 70 #ifndef _POSIX_SOURCE 71 #define ENOTBLK 15 /* Block device required */ 72 #endif 73 #define EBUSY 16 /* Device busy */ 74 #define EEXIST 17 /* File exists */ 75 #define EXDEV 18 /* Cross-device link */ 76 #define ENODEV 19 /* Operation not supported by device */ 77 #define ENOTDIR 20 /* Not a directory */ 78 #define EISDIR 21 /* Is a directory */ 79 #define EINVAL 22 /* Invalid argument */ 80 #define ENFILE 23 /* Too many open files in system */ 81 #define EMFILE 24 /* Too many open files */ 82 #define ENOTTY 25 /* Inappropriate ioctl for device */ 83 #ifndef _POSIX_SOURCE 84 #define ETXTBSY 26 /* Text file busy */ 85 #endif 86 #define EFBIG 27 /* File too large */ 87 #define ENOSPC 28 /* No space left on device */ 88 #define ESPIPE 29 /* Illegal seek */ 89 #define EROFS 30 /* Read-only filesystem */ 90 #define EMLINK 31 /* Too many links */ 91 #define EPIPE 32 /* Broken pipe */ 92 93 /* math software */ 94 #define EDOM 33 /* Numerical argument out of domain */ 95 #define ERANGE 34 /* Result too large */ 96 97 /* non-blocking and interrupt i/o */ 98 #define EAGAIN 35 /* Resource temporarily unavailable */ 99 #ifndef _POSIX_SOURCE 100 #define EWOULDBLOCK EAGAIN /* Operation would block */ 101 #define EINPROGRESS 36 /* Operation now in progress */ 102 #define EALREADY 37 /* Operation already in progress */ 103 104 /* ipc/network software -- argument errors */ 105 #define ENOTSOCK 38 /* Socket operation on non-socket */ 106 #define EDESTADDRREQ 39 /* Destination address required */ 107 #define EMSGSIZE 40 /* Message too long */ 108 #define EPROTOTYPE 41 /* Protocol wrong type for socket */ 109 #define ENOPROTOOPT 42 /* Protocol not available */ 110 #define EPROTONOSUPPORT 43 /* Protocol not supported */ 111 #define ESOCKTNOSUPPORT 44 /* Socket type not supported */ 112 #define EOPNOTSUPP 45 /* Operation not supported */ 113 #define ENOTSUP EOPNOTSUPP /* Operation not supported */ 114 #define EPFNOSUPPORT 46 /* Protocol family not supported */ 115 #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */ 116 #define EADDRINUSE 48 /* Address already in use */ 117 #define EADDRNOTAVAIL 49 /* Can't assign requested address */ 118 119 /* ipc/network software -- operational errors */ 120 #define ENETDOWN 50 /* Network is down */ 121 #define ENETUNREACH 51 /* Network is unreachable */ 122 #define ENETRESET 52 /* Network dropped connection on reset */ 123 #define ECONNABORTED 53 /* Software caused connection abort */ 124 #define ECONNRESET 54 /* Connection reset by peer */ 125 #define ENOBUFS 55 /* No buffer space available */ 126 #define EISCONN 56 /* Socket is already connected */ 127 #define ENOTCONN 57 /* Socket is not connected */ 128 #define ESHUTDOWN 58 /* Can't send after socket shutdown */ 129 #define ETOOMANYREFS 59 /* Too many references: can't splice */ 130 #define ETIMEDOUT 60 /* Operation timed out */ 131 #define ECONNREFUSED 61 /* Connection refused */ 132 133 #define ELOOP 62 /* Too many levels of symbolic links */ 134 #endif /* _POSIX_SOURCE */ 135 #define ENAMETOOLONG 63 /* File name too long */ 136 137 /* should be rearranged */ 138 #ifndef _POSIX_SOURCE 139 #define EHOSTDOWN 64 /* Host is down */ 140 #define EHOSTUNREACH 65 /* No route to host */ 141 #endif /* _POSIX_SOURCE */ 142 #define ENOTEMPTY 66 /* Directory not empty */ 143 144 /* quotas & mush */ 145 #ifndef _POSIX_SOURCE 146 #define EPROCLIM 67 /* Too many processes */ 147 #define EUSERS 68 /* Too many users */ 148 #define EDQUOT 69 /* Disc quota exceeded */ 149 150 /* Network File System */ 151 #define ESTALE 70 /* Stale NFS file handle */ 152 #define EREMOTE 71 /* Too many levels of remote in path */ 153 #define EBADRPC 72 /* RPC struct is bad */ 154 #define ERPCMISMATCH 73 /* RPC version wrong */ 155 #define EPROGUNAVAIL 74 /* RPC prog. not avail */ 156 #define EPROGMISMATCH 75 /* Program version wrong */ 157 #define EPROCUNAVAIL 76 /* Bad procedure for program */ 158 #endif /* _POSIX_SOURCE */ 159 160 #define ENOLCK 77 /* No locks available */ 161 #define ENOSYS 78 /* Function not implemented */ 162 163 #ifndef _POSIX_SOURCE 164 #define EFTYPE 79 /* Inappropriate file type or format */ 165 #define EAUTH 80 /* Authentication error */ 166 #define ENEEDAUTH 81 /* Need authenticator */ 167 #define EIDRM 82 /* Identifier removed */ 168 #define ENOMSG 83 /* No message of desired type */ 169 #define EOVERFLOW 84 /* Value too large to be stored in data type */ 170 #define ECANCELED 85 /* Operation canceled */ 171 #define EILSEQ 86 /* Illegal byte sequence */ 172 #define ENOATTR 87 /* Attribute not found */ 173 #define EDOOFUS 88 /* Programming error */ 174 #endif /* _POSIX_SOURCE */ 175 176 #define EBADMSG 89 /* Bad message */ 177 #define EMULTIHOP 90 /* Multihop attempted */ 178 #define ENOLINK 91 /* Link has been severed */ 179 #define EPROTO 92 /* Protocol error */ 180 181 #ifndef _POSIX_SOURCE 182 #define ENOMEDIUM 93 /* linux */ 183 #define EUNUSED94 94 184 #define EUNUSED95 95 185 #define EUNUSED96 96 186 #define EUNUSED97 97 187 #define EUNUSED98 98 188 189 #define EASYNC 99 /* XXX */ 190 191 #define ELAST 99 /* Must be equal largest errno */ 192 #endif /* _POSIX_SOURCE */ 193 194 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES) 195 /* pseudo-errors returned inside kernel to modify return to process */ 196 #define ERESTART (-1) /* restart syscall */ 197 #define EJUSTRETURN (-2) /* don't modify regs, just return */ 198 #define ENOIOCTL (-3) /* ioctl not handled by this layer */ 199 #define EMOUNTEXIT (-4) /* mfs: mountpoint released via vfs_start */ 200 #endif 201 202 #endif 203