xref: /openbsd/sys/sys/errno.h (revision bd616ed5)
1 /*	$OpenBSD: errno.h,v 1.25 2017/09/05 03:06:26 jsg Exp $	*/
2 /*	$NetBSD: errno.h,v 1.10 1996/01/20 01:33:53 jtc Exp $	*/
3 
4 /*
5  * Copyright (c) 1982, 1986, 1989, 1993
6  *	The Regents of the University of California.  All rights reserved.
7  * (c) UNIX System Laboratories, Inc.
8  * All or some portions of this file are derived from material licensed
9  * to the University of California by American Telephone and Telegraph
10  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11  * the permission of UNIX System Laboratories, Inc.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  * 3. Neither the name of the University nor the names of its contributors
22  *    may be used to endorse or promote products derived from this software
23  *    without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  *
37  *	@(#)errno.h	8.5 (Berkeley) 1/21/94
38  */
39 
40 #include <sys/cdefs.h>
41 
42 #define EPERM		1	/* Operation not permitted */
43 #define ENOENT		2	/* No such file or directory */
44 #define ESRCH		3	/* No such process */
45 #define EINTR		4	/* Interrupted system call */
46 #define EIO		5	/* Input/output error */
47 #define ENXIO		6	/* Device not configured */
48 #define E2BIG		7	/* Argument list too long */
49 #define ENOEXEC		8	/* Exec format error */
50 #define EBADF		9	/* Bad file descriptor */
51 #define ECHILD		10	/* No child processes */
52 #define EDEADLK		11	/* Resource deadlock avoided */
53 				/* 11 was EAGAIN */
54 #define ENOMEM		12	/* Cannot allocate memory */
55 #define EACCES		13	/* Permission denied */
56 #define EFAULT		14	/* Bad address */
57 #if __BSD_VISIBLE
58 #define ENOTBLK		15	/* Block device required */
59 #endif
60 #define EBUSY		16	/* Device busy */
61 #define EEXIST		17	/* File exists */
62 #define EXDEV		18	/* Cross-device link */
63 #define ENODEV		19	/* Operation not supported by device */
64 #define ENOTDIR		20	/* Not a directory */
65 #define EISDIR		21	/* Is a directory */
66 #define EINVAL		22	/* Invalid argument */
67 #define ENFILE		23	/* Too many open files in system */
68 #define EMFILE		24	/* Too many open files */
69 #define ENOTTY		25	/* Inappropriate ioctl for device */
70 #define ETXTBSY		26	/* Text file busy */
71 #define EFBIG		27	/* File too large */
72 #define ENOSPC		28	/* No space left on device */
73 #define ESPIPE		29	/* Illegal seek */
74 #define EROFS		30	/* Read-only file system */
75 #define EMLINK		31	/* Too many links */
76 #define EPIPE		32	/* Broken pipe */
77 
78 /* math software */
79 #define EDOM		33	/* Numerical argument out of domain */
80 #define ERANGE		34	/* Result too large */
81 
82 /* non-blocking and interrupt i/o */
83 #define EAGAIN		35	/* Resource temporarily unavailable */
84 #define EWOULDBLOCK	EAGAIN	/* Operation would block */
85 #define EINPROGRESS	36	/* Operation now in progress */
86 #define EALREADY	37	/* Operation already in progress */
87 
88 /* ipc/network software -- argument errors */
89 #define ENOTSOCK	38	/* Socket operation on non-socket */
90 #define EDESTADDRREQ	39	/* Destination address required */
91 #define EMSGSIZE	40	/* Message too long */
92 #define EPROTOTYPE	41	/* Protocol wrong type for socket */
93 #define ENOPROTOOPT	42	/* Protocol not available */
94 #define EPROTONOSUPPORT	43	/* Protocol not supported */
95 #if __BSD_VISIBLE
96 #define ESOCKTNOSUPPORT	44	/* Socket type not supported */
97 #endif
98 #define EOPNOTSUPP	45	/* Operation not supported */
99 #if __BSD_VISIBLE
100 #define EPFNOSUPPORT	46	/* Protocol family not supported */
101 #endif
102 #define EAFNOSUPPORT	47	/* Address family not supported by protocol family */
103 #define EADDRINUSE	48	/* Address already in use */
104 #define EADDRNOTAVAIL	49	/* Can't assign requested address */
105 
106 /* ipc/network software -- operational errors */
107 #define ENETDOWN	50	/* Network is down */
108 #define ENETUNREACH	51	/* Network is unreachable */
109 #define ENETRESET	52	/* Network dropped connection on reset */
110 #define ECONNABORTED	53	/* Software caused connection abort */
111 #define ECONNRESET	54	/* Connection reset by peer */
112 #define ENOBUFS		55	/* No buffer space available */
113 #define EISCONN		56	/* Socket is already connected */
114 #define ENOTCONN	57	/* Socket is not connected */
115 #if __BSD_VISIBLE
116 #define ESHUTDOWN	58	/* Can't send after socket shutdown */
117 #define ETOOMANYREFS	59	/* Too many references: can't splice */
118 #endif /* __BSD_VISIBLE */
119 #define ETIMEDOUT	60	/* Operation timed out */
120 #define ECONNREFUSED	61	/* Connection refused */
121 
122 #define ELOOP		62	/* Too many levels of symbolic links */
123 #define ENAMETOOLONG	63	/* File name too long */
124 
125 /* should be rearranged */
126 #if __BSD_VISIBLE
127 #define EHOSTDOWN	64	/* Host is down */
128 #endif /* __BSD_VISIBLE */
129 #define EHOSTUNREACH	65	/* No route to host */
130 #define ENOTEMPTY	66	/* Directory not empty */
131 
132 /* quotas & mush */
133 #if __BSD_VISIBLE
134 #define EPROCLIM	67	/* Too many processes */
135 #define EUSERS		68	/* Too many users */
136 #endif /* __BSD_VISIBLE */
137 #define EDQUOT		69	/* Disk quota exceeded */
138 
139 /* Network File System */
140 #define ESTALE		70	/* Stale NFS file handle */
141 #if __BSD_VISIBLE
142 #define EREMOTE		71	/* Too many levels of remote in path */
143 #define EBADRPC		72	/* RPC struct is bad */
144 #define ERPCMISMATCH	73	/* RPC version wrong */
145 #define EPROGUNAVAIL	74	/* RPC program not available */
146 #define EPROGMISMATCH	75	/* Program version wrong */
147 #define EPROCUNAVAIL	76	/* Bad procedure for program */
148 #endif /* __BSD_VISIBLE */
149 
150 #define ENOLCK		77	/* No locks available */
151 #define ENOSYS		78	/* Function not implemented */
152 
153 #if __BSD_VISIBLE
154 #define EFTYPE		79	/* Inappropriate file type or format */
155 #define EAUTH		80	/* Authentication error */
156 #define ENEEDAUTH	81	/* Need authenticator */
157 #define EIPSEC		82	/* IPsec processing failure */
158 #define ENOATTR		83	/* Attribute not found */
159 #endif /* __BSD_VISIBLE */
160 #define EILSEQ		84	/* Illegal byte sequence */
161 #if __BSD_VISIBLE
162 #define ENOMEDIUM	85	/* No medium found */
163 #define EMEDIUMTYPE	86	/* Wrong medium type */
164 #endif /* __BSD_VISIBLE */
165 #define EOVERFLOW	87	/* Value too large to be stored in data type */
166 #define ECANCELED	88	/* Operation canceled */
167 #define EIDRM		89	/* Identifier removed */
168 #define ENOMSG		90	/* No message of desired type */
169 #define ENOTSUP		91	/* Not supported */
170 #define EBADMSG		92	/* Bad message */
171 #define ENOTRECOVERABLE	93	/* State not recoverable */
172 #define EOWNERDEAD	94	/* Previous owner died */
173 #define EPROTO		95	/* Protocol error */
174 #if __BSD_VISIBLE
175 #define ELAST		95	/* Must be equal largest errno */
176 #endif /* __BSD_VISIBLE */
177 
178 #ifdef _KERNEL
179 /* pseudo-errors returned inside kernel to modify return to process */
180 #define ERESTART	-1	/* restart syscall */
181 #define EJUSTRETURN	-2	/* don't modify regs, just return */
182 #endif
183