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      1 /*	$NetBSD: errno.h,v 1.42 2020/03/08 22:09:43 mgorny Exp $	*/
      2 
      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  */
     38 
     39 #ifndef _SYS_ERRNO_H_
     40 #define _SYS_ERRNO_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 #define	ENOTBLK		15		/* Block device required */
     58 #define	EBUSY		16		/* Device busy */
     59 #define	EEXIST		17		/* File exists */
     60 #define	EXDEV		18		/* Cross-device link */
     61 #define	ENODEV		19		/* Operation not supported by device */
     62 #define	ENOTDIR		20		/* Not a directory */
     63 #define	EISDIR		21		/* Is a directory */
     64 #define	EINVAL		22		/* Invalid argument */
     65 #define	ENFILE		23		/* Too many open files in system */
     66 #define	EMFILE		24		/* Too many open files */
     67 #define	ENOTTY		25		/* Inappropriate ioctl for device */
     68 #define	ETXTBSY		26		/* Text file busy */
     69 #define	EFBIG		27		/* File too large */
     70 #define	ENOSPC		28		/* No space left on device */
     71 #define	ESPIPE		29		/* Illegal seek */
     72 #define	EROFS		30		/* Read-only file system */
     73 #define	EMLINK		31		/* Too many links */
     74 #define	EPIPE		32		/* Broken pipe */
     75 
     76 /* math software */
     77 #define	EDOM		33		/* Numerical argument out of domain */
     78 #define	ERANGE		34		/* Result too large or too small */
     79 
     80 /* non-blocking and interrupt i/o */
     81 #define	EAGAIN		35		/* Resource temporarily unavailable */
     82 #define	EWOULDBLOCK	EAGAIN		/* Operation would block */
     83 #define	EINPROGRESS	36		/* Operation now in progress */
     84 #define	EALREADY	37		/* Operation already in progress */
     85 
     86 /* ipc/network software -- argument errors */
     87 #define	ENOTSOCK	38		/* Socket operation on non-socket */
     88 #define	EDESTADDRREQ	39		/* Destination address required */
     89 #define	EMSGSIZE	40		/* Message too long */
     90 #define	EPROTOTYPE	41		/* Protocol wrong type for socket */
     91 #define	ENOPROTOOPT	42		/* Protocol option not available */
     92 #define	EPROTONOSUPPORT	43		/* Protocol not supported */
     93 #define	ESOCKTNOSUPPORT	44		/* Socket type not supported */
     94 #define	EOPNOTSUPP	45		/* Operation not supported */
     95 #define	EPFNOSUPPORT	46		/* Protocol family not supported */
     96 #define	EAFNOSUPPORT	47		/* Address family not supported by protocol family */
     97 #define	EADDRINUSE	48		/* Address already in use */
     98 #define	EADDRNOTAVAIL	49		/* Can't assign requested address */
     99 
    100 /* ipc/network software -- operational errors */
    101 #define	ENETDOWN	50		/* Network is down */
    102 #define	ENETUNREACH	51		/* Network is unreachable */
    103 #define	ENETRESET	52		/* Network dropped connection on reset */
    104 #define	ECONNABORTED	53		/* Software caused connection abort */
    105 #define	ECONNRESET	54		/* Connection reset by peer */
    106 #define	ENOBUFS		55		/* No buffer space available */
    107 #define	EISCONN		56		/* Socket is already connected */
    108 #define	ENOTCONN	57		/* Socket is not connected */
    109 #define	ESHUTDOWN	58		/* Can't send after socket shutdown */
    110 #define	ETOOMANYREFS	59		/* Too many references: can't splice */
    111 #define	ETIMEDOUT	60		/* Operation timed out */
    112 #define	ECONNREFUSED	61		/* Connection refused */
    113 
    114 #define	ELOOP		62		/* Too many levels of symbolic links */
    115 #define	ENAMETOOLONG	63		/* File name too long */
    116 
    117 /* should be rearranged */
    118 #define	EHOSTDOWN	64		/* Host is down */
    119 #define	EHOSTUNREACH	65		/* No route to host */
    120 #define	ENOTEMPTY	66		/* Directory not empty */
    121 
    122 /* quotas & mush */
    123 #define	EPROCLIM	67		/* Too many processes */
    124 #define	EUSERS		68		/* Too many users */
    125 #define	EDQUOT		69		/* Disc quota exceeded */
    126 
    127 /* Network File System */
    128 #define	ESTALE		70		/* Stale NFS file handle */
    129 #define	EREMOTE		71		/* Too many levels of remote in path */
    130 #define	EBADRPC		72		/* RPC struct is bad */
    131 #define	ERPCMISMATCH	73		/* RPC version wrong */
    132 #define	EPROGUNAVAIL	74		/* RPC prog. not avail */
    133 #define	EPROGMISMATCH	75		/* Program version wrong */
    134 #define	EPROCUNAVAIL	76		/* Bad procedure for program */
    135 
    136 #define	ENOLCK		77		/* No locks available */
    137 #define	ENOSYS		78		/* Function not implemented */
    138 
    139 #define	EFTYPE		79		/* Inappropriate file type or format */
    140 #define	EAUTH		80		/* Authentication error */
    141 #define	ENEEDAUTH	81		/* Need authenticator */
    142 
    143 /* SystemV IPC */
    144 #define	EIDRM		82		/* Identifier removed */
    145 #define	ENOMSG		83		/* No message of desired type */
    146 #define	EOVERFLOW	84		/* Value too large to be stored in data type */
    147 
    148 /* Wide/multibyte-character handling, ISO/IEC 9899/AMD1:1995 */
    149 #define	EILSEQ		85		/* Illegal byte sequence */
    150 
    151 /* From IEEE Std 1003.1-2001 */
    152 /* Base, Realtime, Threads or Thread Priority Scheduling option errors */
    153 #define ENOTSUP		86		/* Not supported */
    154 
    155 /* Realtime option errors */
    156 #define ECANCELED	87		/* Operation canceled */
    157 
    158 /* Realtime, XSI STREAMS option errors */
    159 #define EBADMSG		88		/* Bad or Corrupt message */
    160 
    161 /* XSI STREAMS option errors  */
    162 #define ENODATA		89		/* No message available */
    163 #define ENOSR		90		/* No STREAM resources */
    164 #define ENOSTR		91		/* Not a STREAM */
    165 #define ETIME		92		/* STREAM ioctl timeout */
    166 
    167 /* File system extended attribute errors */
    168 #define	ENOATTR		93		/* Attribute not found */
    169 
    170 /* Realtime, XSI STREAMS option errors */
    171 #define	EMULTIHOP	94		/* Multihop attempted */
    172 #define	ENOLINK		95		/* Link has been severed */
    173 #define	EPROTO		96		/* Protocol error */
    174 
    175 /* Robust mutexes */
    176 #define	EOWNERDEAD	97		/* Previous owner died */
    177 #define	ENOTRECOVERABLE	98		/* State not recoverable */
    178 
    179 #define	ELAST		98		/* Must equal largest errno */
    180 
    181 #if defined(_KERNEL) || defined(_KMEMUSER)
    182 /* pseudo-errors returned inside kernel to modify return to process */
    183 #define	EJUSTRETURN	-2		/* don't modify regs, just return */
    184 #define	ERESTART	-3		/* restart syscall */
    185 #define	EPASSTHROUGH	-4		/* ioctl not handled by this layer */
    186 #define	EDUPFD		-5		/* Dup given fd */
    187 #define	EMOVEFD		-6		/* Move given fd */
    188 #endif
    189 
    190 #endif /* !_SYS_ERRNO_H_ */
    191