286 lines
6.4 KiB
C
286 lines
6.4 KiB
C
/*
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* Copyright (c) 2001, 2003 Proofpoint, Inc. and its suppliers.
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* All rights reserved.
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* Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved.
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the sendmail distribution.
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*/
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#include <sm/gen.h>
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SM_RCSID("@(#)$Id: errstring.c,v 1.20 2013-11-22 20:51:42 ca Exp $")
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#include <errno.h>
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#include <stdio.h> /* sys_errlist, on some platforms */
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#include <sm/io.h> /* sm_snprintf */
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#include <sm/string.h>
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#include <sm/errstring.h>
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#if NAMED_BIND
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# include <netdb.h>
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#endif
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#if LDAPMAP
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# include <lber.h>
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# include <ldap.h> /* for LDAP error codes */
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#endif /* LDAPMAP */
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/*
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** Notice: this file is used by libmilter. Please try to avoid
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** using libsm specific functions.
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*/
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/*
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** SM_ERRSTRING -- return string description of error code
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**
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** Parameters:
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** errnum -- the error number to translate
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**
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** Returns:
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** A string description of errnum.
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**
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** Note: this may point to a local (static) buffer.
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*/
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const char *
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sm_errstring(errnum)
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int errnum;
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{
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char *ret;
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switch (errnum)
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{
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case EPERM:
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/* SunOS gives "Not owner" -- this is the POSIX message */
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return "Operation not permitted";
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/*
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** Error messages used internally in sendmail.
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*/
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case E_SM_OPENTIMEOUT:
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return "Timeout on file open";
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case E_SM_NOSLINK:
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return "Symbolic links not allowed";
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case E_SM_NOHLINK:
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return "Hard links not allowed";
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case E_SM_REGONLY:
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return "Regular files only";
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case E_SM_ISEXEC:
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return "Executable files not allowed";
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case E_SM_WWDIR:
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return "World writable directory";
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case E_SM_GWDIR:
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return "Group writable directory";
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case E_SM_FILECHANGE:
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return "File changed after open";
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case E_SM_WWFILE:
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return "World writable file";
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case E_SM_GWFILE:
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return "Group writable file";
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case E_SM_GRFILE:
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return "Group readable file";
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case E_SM_WRFILE:
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return "World readable file";
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/*
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** DNS error messages.
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*/
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#if NAMED_BIND
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case HOST_NOT_FOUND + E_DNSBASE:
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return "Name server: host not found";
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case TRY_AGAIN + E_DNSBASE:
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return "Name server: host name lookup failure";
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case NO_RECOVERY + E_DNSBASE:
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return "Name server: non-recoverable error";
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case NO_DATA + E_DNSBASE:
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return "Name server: no data known";
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#endif /* NAMED_BIND */
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/*
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** libsmdb error messages.
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*/
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case SMDBE_MALLOC:
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return "Memory allocation failed";
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case SMDBE_GDBM_IS_BAD:
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return "GDBM is not supported";
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case SMDBE_UNSUPPORTED:
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return "Unsupported action";
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case SMDBE_DUPLICATE:
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return "Key already exists";
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case SMDBE_BAD_OPEN:
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return "Database open failed";
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case SMDBE_NOT_FOUND:
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return "Key not found";
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case SMDBE_UNKNOWN_DB_TYPE:
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return "Unknown database type";
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case SMDBE_UNSUPPORTED_DB_TYPE:
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return "Support for database type not compiled into this program";
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case SMDBE_INCOMPLETE:
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return "DB sync did not finish";
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case SMDBE_KEY_EMPTY:
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return "Key is empty";
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case SMDBE_KEY_EXIST:
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return "Key already exists";
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case SMDBE_LOCK_DEADLOCK:
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return "Locker killed to resolve deadlock";
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case SMDBE_LOCK_NOT_GRANTED:
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return "Lock unavailable";
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case SMDBE_LOCK_NOT_HELD:
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return "Lock not held by locker";
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case SMDBE_RUN_RECOVERY:
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return "Database panic, run recovery";
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case SMDBE_IO_ERROR:
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return "I/O error";
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case SMDBE_READ_ONLY:
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return "Database opened read-only";
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case SMDBE_DB_NAME_TOO_LONG:
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return "Name too long";
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case SMDBE_INVALID_PARAMETER:
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return "Invalid parameter";
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case SMDBE_ONLY_SUPPORTS_ONE_CURSOR:
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return "Only one cursor allowed";
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case SMDBE_NOT_A_VALID_CURSOR:
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return "Invalid cursor";
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case SMDBE_OLD_VERSION:
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return "Berkeley DB file is an old version, recreate it";
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case SMDBE_VERSION_MISMATCH:
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return "Berkeley DB version mismatch between include file and library";
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#if LDAPMAP
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/*
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** LDAP URL error messages.
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*/
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/* OpenLDAP errors */
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# ifdef LDAP_URL_ERR_MEM
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case E_LDAPURLBASE + LDAP_URL_ERR_MEM:
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return "LDAP URL can't allocate memory space";
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# endif /* LDAP_URL_ERR_MEM */
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# ifdef LDAP_URL_ERR_PARAM
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case E_LDAPURLBASE + LDAP_URL_ERR_PARAM:
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return "LDAP URL parameter is bad";
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# endif /* LDAP_URL_ERR_PARAM */
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# ifdef LDAP_URL_ERR_BADSCHEME
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case E_LDAPURLBASE + LDAP_URL_ERR_BADSCHEME:
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return "LDAP URL doesn't begin with \"ldap[si]://\"";
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# endif /* LDAP_URL_ERR_BADSCHEME */
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# ifdef LDAP_URL_ERR_BADENCLOSURE
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case E_LDAPURLBASE + LDAP_URL_ERR_BADENCLOSURE:
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return "LDAP URL is missing trailing \">\"";
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# endif /* LDAP_URL_ERR_BADENCLOSURE */
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# ifdef LDAP_URL_ERR_BADURL
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case E_LDAPURLBASE + LDAP_URL_ERR_BADURL:
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return "LDAP URL is bad";
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# endif /* LDAP_URL_ERR_BADURL */
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# ifdef LDAP_URL_ERR_BADHOST
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case E_LDAPURLBASE + LDAP_URL_ERR_BADHOST:
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return "LDAP URL host port is bad";
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# endif /* LDAP_URL_ERR_BADHOST */
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# ifdef LDAP_URL_ERR_BADATTRS
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case E_LDAPURLBASE + LDAP_URL_ERR_BADATTRS:
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return "LDAP URL bad (or missing) attributes";
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# endif /* LDAP_URL_ERR_BADATTRS */
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# ifdef LDAP_URL_ERR_BADSCOPE
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case E_LDAPURLBASE + LDAP_URL_ERR_BADSCOPE:
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return "LDAP URL scope string is invalid (or missing)";
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# endif /* LDAP_URL_ERR_BADSCOPE */
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# ifdef LDAP_URL_ERR_BADFILTER
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case E_LDAPURLBASE + LDAP_URL_ERR_BADFILTER:
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return "LDAP URL bad or missing filter";
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# endif /* LDAP_URL_ERR_BADFILTER */
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# ifdef LDAP_URL_ERR_BADEXTS
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case E_LDAPURLBASE + LDAP_URL_ERR_BADEXTS:
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return "LDAP URL bad or missing extensions";
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# endif /* LDAP_URL_ERR_BADEXTS */
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/* Sun LDAP errors */
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# ifdef LDAP_URL_ERR_NOTLDAP
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case E_LDAPURLBASE + LDAP_URL_ERR_NOTLDAP:
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return "LDAP URL doesn't begin with \"ldap://\"";
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# endif /* LDAP_URL_ERR_NOTLDAP */
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# ifdef LDAP_URL_ERR_NODN
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case E_LDAPURLBASE + LDAP_URL_ERR_NODN:
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return "LDAP URL has no DN (required)";
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# endif /* LDAP_URL_ERR_NODN */
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#endif /* LDAPMAP */
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}
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#if LDAPMAP
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/*
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** LDAP error messages. Handle small negative errors from
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** libldap (in the range -E_LDAP_SHIM to zero, offset by E_LDAPBASE)
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** as well.
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*/
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if (errnum >= E_LDAPBASE - E_LDAP_SHIM)
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return ldap_err2string(errnum - E_LDAPBASE);
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#endif /* LDAPMAP */
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ret = strerror(errnum);
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if (ret == NULL)
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{
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static char buf[30];
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(void) sm_snprintf(buf, sizeof buf, "Error %d", errnum);
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return buf;
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}
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return ret;
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}
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