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
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8 * the permission of UNIX System Laboratories, Inc.
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11 * modification, are permitted provided that the following conditions
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14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
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17 * documentation and/or other materials provided with the distribution.
18 * 3. 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.
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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 $
41 #include <sys/cdefs.h>
43 #if (!defined(_KERNEL) || defined(_KERNEL_VIRTUAL)) && !defined(_STANDALONE)
45 extern __thread int errno;
47 int * __errno_location(void); /* For language bindings only */
51 * Some python parsers unable to parse such __error() inline.
53 #ifdef __WANT_NO_INLINED___ERROR
54 #define errno (* __errno_location())
56 static __inline int *__error(void)
60 #define errno (* __error())
64 #define EPERM 1 /* Operation not permitted */
65 #define ENOENT 2 /* No such file or directory */
66 #define ESRCH 3 /* No such process */
67 #define EINTR 4 /* Interrupted system call */
68 #define EIO 5 /* Input/output error */
69 #define ENXIO 6 /* Device not configured */
70 #define E2BIG 7 /* Argument list too long */
71 #define ENOEXEC 8 /* Exec format error */
72 #define EBADF 9 /* Bad file descriptor */
73 #define ECHILD 10 /* No child processes */
74 #define EDEADLK 11 /* Resource deadlock avoided */
76 #define ENOMEM 12 /* Cannot allocate memory */
77 #define EACCES 13 /* Permission denied */
78 #define EFAULT 14 /* Bad address */
80 #define ENOTBLK 15 /* Block device required */
81 #endif /* __BSD_VISIBLE */
82 #define EBUSY 16 /* Device busy */
83 #define EEXIST 17 /* File exists */
84 #define EXDEV 18 /* Cross-device link */
85 #define ENODEV 19 /* Operation not supported by device */
86 #define ENOTDIR 20 /* Not a directory */
87 #define EISDIR 21 /* Is a directory */
88 #define EINVAL 22 /* Invalid argument */
89 #define ENFILE 23 /* Too many open files in system */
90 #define EMFILE 24 /* Too many open files */
91 #define ENOTTY 25 /* Inappropriate ioctl for device */
92 #define ETXTBSY 26 /* Text file busy */
93 #define EFBIG 27 /* File too large */
94 #define ENOSPC 28 /* No space left on device */
95 #define ESPIPE 29 /* Illegal seek */
96 #define EROFS 30 /* Read-only filesystem */
97 #define EMLINK 31 /* Too many links */
98 #define EPIPE 32 /* Broken pipe */
101 #define EDOM 33 /* Numerical argument out of domain */
102 #define ERANGE 34 /* Result too large */
104 /* non-blocking and interrupt i/o */
105 #define EAGAIN 35 /* Resource temporarily unavailable */
106 #define EWOULDBLOCK EAGAIN /* Operation would block */
107 #define EINPROGRESS 36 /* Operation now in progress */
108 #define EALREADY 37 /* Operation already in progress */
110 /* ipc/network software -- argument errors */
111 #define ENOTSOCK 38 /* Socket operation on non-socket */
112 #define EDESTADDRREQ 39 /* Destination address required */
113 #define EMSGSIZE 40 /* Message too long */
114 #define EPROTOTYPE 41 /* Protocol wrong type for socket */
115 #define ENOPROTOOPT 42 /* Protocol not available */
116 #define EPROTONOSUPPORT 43 /* Protocol not supported */
118 #define ESOCKTNOSUPPORT 44 /* Socket type not supported */
119 #endif /*__BSD_VISIBLE */
120 #define EOPNOTSUPP 45 /* Operation not supported */
121 #define ENOTSUP EOPNOTSUPP /* Operation not supported */
123 #define EPFNOSUPPORT 46 /* Protocol family not supported */
124 #endif /* __BSD_VISIBLE */
125 #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */
126 #define EADDRINUSE 48 /* Address already in use */
127 #define EADDRNOTAVAIL 49 /* Can't assign requested address */
129 /* ipc/network software -- operational errors */
130 #define ENETDOWN 50 /* Network is down */
131 #define ENETUNREACH 51 /* Network is unreachable */
132 #define ENETRESET 52 /* Network dropped connection on reset */
133 #define ECONNABORTED 53 /* Software caused connection abort */
134 #define ECONNRESET 54 /* Connection reset by peer */
135 #define ENOBUFS 55 /* No buffer space available */
136 #define EISCONN 56 /* Socket is already connected */
137 #define ENOTCONN 57 /* Socket is not connected */
139 #define ESHUTDOWN 58 /* Can't send after socket shutdown */
140 #define ETOOMANYREFS 59 /* Too many references: can't splice */
141 #endif /* __BSD_VISIBLE */
142 #define ETIMEDOUT 60 /* Operation timed out */
143 #define ECONNREFUSED 61 /* Connection refused */
145 #define ELOOP 62 /* Too many levels of symbolic links */
146 #define ENAMETOOLONG 63 /* File name too long */
148 /* should be rearranged */
149 #define EHOSTDOWN 64 /* Host is down */
150 #define EHOSTUNREACH 65 /* No route to host */
151 #define ENOTEMPTY 66 /* Directory not empty */
155 #define EPROCLIM 67 /* Too many processes */
156 #define EUSERS 68 /* Too many users */
157 #endif /* __BSD_VISIBLE */
158 #define EDQUOT 69 /* Disc quota exceeded */
160 /* Network File System */
161 #define ESTALE 70 /* Stale NFS file handle */
163 #define EREMOTE 71 /* Too many levels of remote in path */
164 #define EBADRPC 72 /* RPC struct is bad */
165 #define ERPCMISMATCH 73 /* RPC version wrong */
166 #define EPROGUNAVAIL 74 /* RPC prog. not avail */
167 #define EPROGMISMATCH 75 /* Program version wrong */
168 #define EPROCUNAVAIL 76 /* Bad procedure for program */
169 #endif /* __BSD_VISIBLE */
171 #define ENOLCK 77 /* No locks available */
172 #define ENOSYS 78 /* Function not implemented */
175 #define EFTYPE 79 /* Inappropriate file type or format */
176 #define EAUTH 80 /* Authentication error */
177 #define ENEEDAUTH 81 /* Need authenticator */
178 #endif /* __BSD_VISIBLE */
179 #define EIDRM 82 /* Identifier removed */
180 #define ENOMSG 83 /* No message of desired type */
181 #define EOVERFLOW 84 /* Value too large to be stored in data type */
182 #define ECANCELED 85 /* Operation canceled */
183 #define EILSEQ 86 /* Illegal byte sequence */
185 #define ENOATTR 87 /* Attribute not found */
186 #define EDOOFUS 88 /* Programming error */
187 #endif /* __BSD_VISIBLE */
189 #define EBADMSG 89 /* Bad message */
190 #define EMULTIHOP 90 /* Multihop attempted */
191 #define ENOLINK 91 /* Link has been severed */
192 #define EPROTO 92 /* Protocol error */
195 #define ENOMEDIUM 93 /* linux */
197 /* Error numbers 94 to 98 (inclusive) are unused. */
199 #define EASYNC 99 /* XXX */
201 #define ELAST 99 /* Must be equal largest errno */
202 #endif /* __BSD_VISIBLE */
204 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
205 /* pseudo-errors returned inside kernel to modify return to process */
206 #define ERESTART (-1) /* restart syscall */
207 #define EJUSTRETURN (-2) /* don't modify regs, just return */
208 #define ENOIOCTL (-3) /* ioctl not handled by this layer */
209 #define EMOUNTEXIT (-4) /* mfs: mountpoint released via vfs_start */