xref: /xnu-11215/bsd/sys/errno.h (revision 94d3b452)
1 /*
2  * Copyright (c) 2000-2012 Apple, 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 #include <sys/cdefs.h>
73 
74 #if !defined(KERNEL) && !defined(KERNEL_PRIVATE)
75 
76 #if defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1
77 #include <sys/_types/_errno_t.h>
78 #endif
79 
80 __BEGIN_DECLS
81 extern int * __error(void);
82 #define errno (*__error())
83 __END_DECLS
84 #endif
85 
86 /*
87  * Error codes
88  */
89 
90 #define EPERM           1               /* Operation not permitted */
91 #define ENOENT          2               /* No such file or directory */
92 #define ESRCH           3               /* No such process */
93 #define EINTR           4               /* Interrupted system call */
94 #define EIO             5               /* Input/output error */
95 #define ENXIO           6               /* Device not configured */
96 #define E2BIG           7               /* Argument list too long */
97 #define ENOEXEC         8               /* Exec format error */
98 #define EBADF           9               /* Bad file descriptor */
99 #define ECHILD          10              /* No child processes */
100 #define EDEADLK         11              /* Resource deadlock avoided */
101                                         /* 11 was EAGAIN */
102 #define ENOMEM          12              /* Cannot allocate memory */
103 #define EACCES          13              /* Permission denied */
104 #define EFAULT          14              /* Bad address */
105 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
106 #define ENOTBLK         15              /* Block device required */
107 #endif
108 #define EBUSY           16              /* Device / Resource busy */
109 #define EEXIST          17              /* File exists */
110 #define EXDEV           18              /* Cross-device link */
111 #define ENODEV          19              /* Operation not supported by device */
112 #define ENOTDIR         20              /* Not a directory */
113 #define EISDIR          21              /* Is a directory */
114 #define EINVAL          22              /* Invalid argument */
115 #define ENFILE          23              /* Too many open files in system */
116 #define EMFILE          24              /* Too many open files */
117 #define ENOTTY          25              /* Inappropriate ioctl for device */
118 #define ETXTBSY         26              /* Text file busy */
119 #define EFBIG           27              /* File too large */
120 #define ENOSPC          28              /* No space left on device */
121 #define ESPIPE          29              /* Illegal seek */
122 #define EROFS           30              /* Read-only file system */
123 #define EMLINK          31              /* Too many links */
124 #define EPIPE           32              /* Broken pipe */
125 
126 /* math software */
127 #define EDOM            33              /* Numerical argument out of domain */
128 #define ERANGE          34              /* Result too large */
129 
130 /* non-blocking and interrupt i/o */
131 #define EAGAIN          35              /* Resource temporarily unavailable */
132 #define EWOULDBLOCK     EAGAIN          /* Operation would block */
133 #define EINPROGRESS     36              /* Operation now in progress */
134 #define EALREADY        37              /* Operation already in progress */
135 
136 /* ipc/network software -- argument errors */
137 #define ENOTSOCK        38              /* Socket operation on non-socket */
138 #define EDESTADDRREQ    39              /* Destination address required */
139 #define EMSGSIZE        40              /* Message too long */
140 #define EPROTOTYPE      41              /* Protocol wrong type for socket */
141 #define ENOPROTOOPT     42              /* Protocol not available */
142 #define EPROTONOSUPPORT 43              /* Protocol not supported */
143 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
144 #define ESOCKTNOSUPPORT 44              /* Socket type not supported */
145 #endif
146 #define ENOTSUP         45              /* Operation not supported */
147 #if !__DARWIN_UNIX03 && !defined(KERNEL)
148 /*
149  * This is the same for binary and source copmpatability, unless compiling
150  * the kernel itself, or compiling __DARWIN_UNIX03; if compiling for the
151  * kernel, the correct value will be returned.  If compiling non-POSIX
152  * source, the kernel return value will be converted by a stub in libc, and
153  * if compiling source with __DARWIN_UNIX03, the conversion in libc is not
154  * done, and the caller gets the expected (discrete) value.
155  */
156 #define EOPNOTSUPP       ENOTSUP        /* Operation not supported on socket */
157 #endif /* !__DARWIN_UNIX03 && !KERNEL */
158 
159 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
160 #define EPFNOSUPPORT    46              /* Protocol family not supported */
161 #endif
162 #define EAFNOSUPPORT    47              /* Address family not supported by protocol family */
163 #define EADDRINUSE      48              /* Address already in use */
164 #define EADDRNOTAVAIL   49              /* Can't assign requested address */
165 
166 /* ipc/network software -- operational errors */
167 #define ENETDOWN        50              /* Network is down */
168 #define ENETUNREACH     51              /* Network is unreachable */
169 #define ENETRESET       52              /* Network dropped connection on reset */
170 #define ECONNABORTED    53              /* Software caused connection abort */
171 #define ECONNRESET      54              /* Connection reset by peer */
172 #define ENOBUFS         55              /* No buffer space available */
173 #define EISCONN         56              /* Socket is already connected */
174 #define ENOTCONN        57              /* Socket is not connected */
175 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
176 #define ESHUTDOWN       58              /* Can't send after socket shutdown */
177 #define ETOOMANYREFS    59              /* Too many references: can't splice */
178 #endif
179 #define ETIMEDOUT       60              /* Operation timed out */
180 #define ECONNREFUSED    61              /* Connection refused */
181 
182 #define ELOOP           62              /* Too many levels of symbolic links */
183 #define ENAMETOOLONG    63              /* File name too long */
184 
185 /* should be rearranged */
186 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
187 #define EHOSTDOWN       64              /* Host is down */
188 #endif
189 #define EHOSTUNREACH    65              /* No route to host */
190 #define ENOTEMPTY       66              /* Directory not empty */
191 
192 /* quotas & mush */
193 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
194 #define EPROCLIM        67              /* Too many processes */
195 #define EUSERS          68              /* Too many users */
196 #endif
197 #define EDQUOT          69              /* Disc quota exceeded */
198 
199 /* Network File System */
200 #define ESTALE          70              /* Stale NFS file handle */
201 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
202 #define EREMOTE         71              /* Too many levels of remote in path */
203 #define EBADRPC         72              /* RPC struct is bad */
204 #define ERPCMISMATCH    73              /* RPC version wrong */
205 #define EPROGUNAVAIL    74              /* RPC prog. not avail */
206 #define EPROGMISMATCH   75              /* Program version wrong */
207 #define EPROCUNAVAIL    76              /* Bad procedure for program */
208 #endif
209 
210 #define ENOLCK          77              /* No locks available */
211 #define ENOSYS          78              /* Function not implemented */
212 
213 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
214 #define EFTYPE          79              /* Inappropriate file type or format */
215 #define EAUTH           80              /* Authentication error */
216 #define ENEEDAUTH       81              /* Need authenticator */
217 
218 /* Intelligent device errors */
219 #define EPWROFF         82      /* Device power is off */
220 #define EDEVERR         83      /* Device error, e.g. paper out */
221 #endif
222 
223 #define EOVERFLOW       84              /* Value too large to be stored in data type */
224 
225 /* Program loading errors */
226 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
227 #define EBADEXEC        85      /* Bad executable */
228 #define EBADARCH        86      /* Bad CPU type in executable */
229 #define ESHLIBVERS      87      /* Shared library version mismatch */
230 #define EBADMACHO       88      /* Malformed Macho file */
231 #endif
232 
233 #define ECANCELED       89              /* Operation canceled */
234 
235 #define EIDRM           90              /* Identifier removed */
236 #define ENOMSG          91              /* No message of desired type */
237 #define EILSEQ          92              /* Illegal byte sequence */
238 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
239 #define ENOATTR         93              /* Attribute not found */
240 #endif
241 
242 #define EBADMSG         94              /* Bad message */
243 #define EMULTIHOP       95              /* Reserved */
244 #define ENODATA         96              /* No message available on STREAM */
245 #define ENOLINK         97              /* Reserved */
246 #define ENOSR           98              /* No STREAM resources */
247 #define ENOSTR          99              /* Not a STREAM */
248 #define EPROTO          100             /* Protocol error */
249 #define ETIME           101             /* STREAM ioctl timeout */
250 
251 #if __DARWIN_UNIX03 || defined(KERNEL)
252 /* This value is only discrete when compiling __DARWIN_UNIX03, or KERNEL */
253 #define EOPNOTSUPP      102             /* Operation not supported on socket */
254 #endif /* __DARWIN_UNIX03 || KERNEL */
255 
256 #define ENOPOLICY       103             /* No such policy registered */
257 
258 #if __DARWIN_C_LEVEL >= 200809L
259 #define ENOTRECOVERABLE 104             /* State not recoverable */
260 #define EOWNERDEAD      105             /* Previous owner died */
261 #endif
262 
263 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
264 #define EQFULL          106             /* Interface output queue is full */
265 #define ELAST           106             /* Must be equal largest errno */
266 #endif
267 
268 #ifdef KERNEL
269 /* pseudo-errors returned inside kernel to modify return to process */
270 #define ERESTART        (-1)            /* restart syscall */
271 #define EJUSTRETURN     (-2)            /* don't modify regs, just return */
272 
273 #ifdef KERNEL_PRIVATE
274 #define ERECYCLE        (-5)            /* restart lookup under heavy vnode pressure/recycling */
275 #define EREDRIVEOPEN    (-6)            /* redrive open */
276 #endif
277 #ifdef BSD_KERNEL_PRIVATE
278 #define EKEEPLOOKING    (-7)
279 #define EDATALESS       (-8)
280 /* used for cvwait error returns to Libc */
281 #define ECVCERORR       256
282 #define ECVPERORR       512
283 #else /* BSD_KERNEL_PRIVATE */
284 /* -5, -6 and -7 and -106 are reserved for kernel internal use */
285 #endif /* BSD_KERNEL_PRIVATE */
286 #ifdef PRIVATE
287 #define EQSUSPENDED     (-EQFULL)       /* Output queue is suspended */
288 #endif /* PRIVATE */
289 #endif /* KERNEL */
290 #endif /* _SYS_ERRNO_H_ */
291