diff options
Diffstat (limited to 'lib/errno_names.c')
| -rw-r--r-- | lib/errno_names.c | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/lib/errno_names.c b/lib/errno_names.c new file mode 100644 index 00000000..51f430a9 --- /dev/null +++ b/lib/errno_names.c @@ -0,0 +1,311 @@ +/* Mapping Error Numbers to their names + * Copyright (C) 2010 Chris Hall (GMCH), Highwayman + * + * This file is part of GNU Zebra. + * + * GNU Zebra is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation; either version 2, or (at your + * option) any later version. + * + * GNU Zebra is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GNU Zebra; see the file COPYING. If not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include <stddef.h> +#include <errno.h> +#include "errno_names.h" + +/*============================================================================== + * Table to map error number to its name + */ +#define ERRNO(err) [err] = #err + +static const char* errno_name_table[] = +{ + /* Error number for no error + * + * (123456789012345), /-- no name is more than 15 characters + */ + ERRNO(EOK), /* No error */ + + /* POSIX Error Numbers -- taken Open Group Base Specifications Issue 7 + * IEEE Std 1003.1-2008 + */ + ERRNO(E2BIG), /* Argument list too long. */ + ERRNO(EACCES), /* Permission denied. */ + ERRNO(EADDRINUSE), /* Address in use. */ + ERRNO(EADDRNOTAVAIL), /* Address not available. */ + ERRNO(EAFNOSUPPORT), /* Address family not supported. */ +#if EAGAIN != EWOULDBLOCK + ERRNO(EAGAIN), /* Resource unavailable, try again + (may be the same value as [EWOULDBLOCK]). */ +#endif + ERRNO(EALREADY), /* Connection already in progress. */ + ERRNO(EBADF), /* Bad file descriptor. */ + ERRNO(EBADMSG), /* Bad message. */ + ERRNO(EBUSY), /* Device or resource busy. */ + ERRNO(ECANCELED), /* Operation canceled. */ + ERRNO(ECHILD), /* No child processes. */ + ERRNO(ECONNABORTED), /* Connection aborted. */ + ERRNO(ECONNREFUSED), /* Connection refused. */ + ERRNO(ECONNRESET), /* Connection reset. */ + ERRNO(EDEADLK), /* Resource deadlock would occur. */ + ERRNO(EDESTADDRREQ), /* Destination address required. */ + ERRNO(EDOM), /* Mathematics argument out of domain of function. */ + ERRNO(EDQUOT), /* Reserved. */ + ERRNO(EEXIST), /* File exists. */ + ERRNO(EFAULT), /* Bad address. */ + ERRNO(EFBIG), /* File too large. */ + ERRNO(EHOSTUNREACH), /* Host is unreachable. */ + ERRNO(EIDRM), /* Identifier removed. */ + ERRNO(EILSEQ), /* Illegal byte sequence. */ + ERRNO(EINPROGRESS), /* Operation in progress. */ + ERRNO(EINTR), /* Interrupted function. */ + ERRNO(EINVAL), /* Invalid argument. */ + ERRNO(EIO), /* I/O error. */ + ERRNO(EISCONN), /* Socket is connected. */ + ERRNO(EISDIR), /* Is a directory. */ + ERRNO(ELOOP), /* Too many levels of symbolic links. */ + ERRNO(EMFILE), /* File descriptor value too large. */ + ERRNO(EMLINK), /* Too many links. */ + ERRNO(EMSGSIZE), /* Message too large. */ + ERRNO(EMULTIHOP), /* Reserved. */ + ERRNO(ENAMETOOLONG), /* Filename too long. */ + ERRNO(ENETDOWN), /* Network is down. */ + ERRNO(ENETRESET), /* Connection aborted by network. */ + ERRNO(ENETUNREACH), /* Network unreachable. */ + ERRNO(ENFILE), /* Too many files open in system. */ + ERRNO(ENOBUFS), /* No buffer space available. */ + ERRNO(ENODATA), /* No message is available on the STREAM head read + queue. */ + ERRNO(ENODEV), /* No such device. */ + ERRNO(ENOENT), /* No such file or directory. */ + ERRNO(ENOEXEC), /* Executable file format error. */ + ERRNO(ENOLCK), /* No locks available. */ + ERRNO(ENOLINK), /* Reserved. */ + ERRNO(ENOMEM), /* Not enough space. */ + ERRNO(ENOMSG), /* No message of the desired type. */ + ERRNO(ENOPROTOOPT), /* Protocol not available. */ + ERRNO(ENOSPC), /* No space left on device. */ + ERRNO(ENOSR), /* No STREAM resources. */ + ERRNO(ENOSTR), /* Not a STREAM. */ + ERRNO(ENOSYS), /* Function not supported. */ + ERRNO(ENOTCONN), /* The socket is not connected. */ + ERRNO(ENOTDIR), /* Not a directory. */ + ERRNO(ENOTEMPTY), /* Directory not empty. */ + ERRNO(ENOTRECOVERABLE), /* State not recoverable. */ + ERRNO(ENOTSOCK), /* Not a socket. */ + ERRNO(ENOTSUP), /* Not supported + (may be the same value as [EOPNOTSUPP]). */ + ERRNO(ENOTTY), /* Inappropriate I/O control operation. */ + ERRNO(ENXIO), /* No such device or address. */ +#if EOPNOTSUPP != ENOTSUP + ERRNO(EOPNOTSUPP), /* Operation not supported on socket + (may be the same value as [ENOTSUP]). */ +#endif + ERRNO(EOVERFLOW), /* Value too large to be stored in data type. */ + ERRNO(EOWNERDEAD), /* Previous owner died. */ + ERRNO(EPERM), /* Operation not permitted. */ + ERRNO(EPIPE), /* Broken pipe. */ + ERRNO(EPROTO), /* Protocol error. */ + ERRNO(EPROTONOSUPPORT), /* Protocol not supported. */ + ERRNO(EPROTOTYPE), /* Protocol wrong type for socket. */ + ERRNO(ERANGE), /* Result too large. */ + ERRNO(EROFS), /* Read-only file system. */ + ERRNO(ESPIPE), /* Invalid seek. */ + ERRNO(ESRCH), /* No such process. */ + ERRNO(ESTALE), /* Reserved. */ + ERRNO(ETIME), /* Stream ioctl() timeout. */ + ERRNO(ETIMEDOUT), /* Connection timed out. */ + ERRNO(ETXTBSY), /* Text file busy. */ + ERRNO(EWOULDBLOCK), /* Operation would block + (may be the same value as [EAGAIN]). */ + ERRNO(EXDEV), /* Cross-device link. */ + +/* Linux Error Numbers -- for 2.6.30, taken 8-Apr-2010. + * + * (123456789012345), /-- no name is more than 15 characters + */ +#ifdef EADV + ERRNO(EADV), /* Advertise error */ +#endif +#ifdef EBADE + ERRNO(EBADE), /* Invalid exchange */ +#endif +#ifdef EBADFD + ERRNO(EBADFD), /* File descriptor in bad state */ +#endif +#ifdef EBADR + ERRNO(EBADR), /* Invalid request descriptor */ +#endif +#ifdef EBADRQC + ERRNO(EBADRQC), /* Invalid request code */ +#endif +#ifdef EBADSLT + ERRNO(EBADSLT), /* Invalid slot */ +#endif +#ifdef EBFONT + ERRNO(EBFONT), /* Bad font file format */ +#endif +#ifdef ECHRNG + ERRNO(ECHRNG), /* Channel number out of range */ +#endif +#ifdef ECOMM + ERRNO(ECOMM), /* Communication error on send */ +#endif +#ifdef EDEADLOCK + ERRNO(EDEADLOCK), /* same as EDEADLK */ +#endif +#ifdef EDOTDOT + ERRNO(EDOTDOT), /* RFS specific error */ +#endif +#ifdef EHOSTDOWN + ERRNO(EHOSTDOWN), /* Host is down */ +#endif +#ifdef EISNAM + ERRNO(EISNAM), /* Is a named type file */ +#endif +#ifdef EKEYEXPIRED + ERRNO(EKEYEXPIRED), /* Key has expired */ +#endif +#ifdef EKEYREJECTED + ERRNO(EKEYREJECTED), /* Key was rejected by service */ +#endif +#ifdef EKEYREVOKED + ERRNO(EKEYREVOKED), /* Key has been revoked */ +#endif +#ifdef EL2HLT + ERRNO(EL2HLT), /* Level 2 halted */ +#endif +#ifdef EL2NSYNC + ERRNO(EL2NSYNC), /* Level 2 not synchronized */ +#endif +#ifdef EL3HLT + ERRNO(EL3HLT), /* Level 3 halted */ +#endif +#ifdef EL3RST + ERRNO(EL3RST), /* Level 3 reset */ +#endif +#ifdef ELIBACC + ERRNO(ELIBACC), /* Can not access a needed shared library */ +#endif +#ifdef ELIBBAD + ERRNO(ELIBBAD), /* Accessing a corrupted shared library */ +#endif +#ifdef ELIBEXEC + ERRNO(ELIBEXEC), /* Cannot exec a shared library directly */ +#endif +#ifdef ELIBMAX + ERRNO(ELIBMAX), /* Attempting to link in too many shared libraries */ +#endif +#ifdef ELIBSCN + ERRNO(ELIBSCN), /* .lib section in a.out corrupted */ +#endif +#ifdef ELNRNG + ERRNO(ELNRNG), /* Link number out of range */ +#endif +#ifdef EMEDIUMTYPE + ERRNO(EMEDIUMTYPE), /* Wrong medium type */ +#endif +#ifdef ENAVAIL + ERRNO(ENAVAIL), /* No XENIX semaphores available */ +#endif +#ifdef ENOANO + ERRNO(ENOANO), /* No anode */ +#endif +#ifdef ENOCSI + ERRNO(ENOCSI), /* No CSI structure available */ +#endif +#ifdef ENOKEY + ERRNO(ENOKEY), /* Required key not available */ +#endif +#ifdef ENOMEDIUM + ERRNO(ENOMEDIUM), /* No medium found */ +#endif +#ifdef ENONET + ERRNO(ENONET), /* Machine is not on the network */ +#endif +#ifdef ENOPKG + ERRNO(ENOPKG), /* Package not installed */ +#endif +#ifdef ENOTBLK + ERRNO(ENOTBLK), /* Block device required */ +#endif +#ifdef ENOTNAM + ERRNO(ENOTNAM), /* Not a XENIX named type file */ +#endif +#ifdef ENOTUNIQ + ERRNO(ENOTUNIQ), /* Name not unique on network */ +#endif +#ifdef EPFNOSUPPORT + ERRNO(EPFNOSUPPORT), /* Protocol family not supported */ +#endif +#ifdef EREMCHG + ERRNO(EREMCHG), /* Remote address changed */ +#endif +#ifdef EREMOTE + ERRNO(EREMOTE), /* Object is remote */ +#endif +#ifdef EREMOTEIO + ERRNO(EREMOTEIO), /* Remote I/O error */ +#endif +#ifdef ERESTART + ERRNO(ERESTART), /* Interrupted system call should be restarted */ +#endif +#ifdef ESHUTDOWN + ERRNO(ESHUTDOWN), /* Cannot send after transport endpoint shutdown */ +#endif +#ifdef ESOCKTNOSUPPORT + ERRNO(ESOCKTNOSUPPORT), /* Socket type not supported */ +#endif +#ifdef ESRMNT + ERRNO(ESRMNT), /* Srmount error */ +#endif +#ifdef ESTRPIPE + ERRNO(ESTRPIPE), /* Streams pipe error */ +#endif +#ifdef ETOOMANYREFS + ERRNO(ETOOMANYREFS), /* Too many references: cannot splice */ +#endif +#ifdef EUCLEAN + ERRNO(EUCLEAN), /* Structure needs cleaning */ +#endif +#ifdef EUNATCH + ERRNO(EUNATCH), /* Protocol driver not attached */ +#endif +#ifdef EUSERS + ERRNO(EUSERS), /* Too many users */ +#endif +#ifdef EXFULL + ERRNO(EXFULL), /* Exchange full */ +#endif +} ; + +enum { errno_last = (sizeof(errno_name_table) / sizeof(char*)) - 1 } ; + +/*============================================================================== + * Lookup the name for given error number. + * + * Returns: address of string, or NULL if not known + * + * NB: for 0 returns "EOK". + * + * NB: async-signal-safe and thread-safe ! + */ +extern const char* +errno_name_lookup(int err) +{ + if ((err < 0) || (err > errno_last)) + return NULL ; + return errno_name_table[err] ; +} ; + + |