freebsd-dev/contrib/sendmail/libsm/errstring.c
2002-06-11 21:12:04 +00:00

207 lines
4.1 KiB
C

/*
* Copyright (c) 2001 Sendmail, Inc. and its suppliers.
* All rights reserved.
* Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved.
* Copyright (c) 1988, 1993
* The Regents of the University of California. All rights reserved.
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the sendmail distribution.
*/
#include <sm/gen.h>
SM_RCSID("@(#)$Id: errstring.c,v 1.12 2001/10/03 16:09:32 ca Exp $")
#include <errno.h>
#include <stdio.h> /* sys_errlist, on some platforms */
#include <sm/io.h> /* sm_snprintf */
#include <sm/string.h>
#include <sm/errstring.h>
#if NAMED_BIND
# include <netdb.h>
#endif
#if LDAPMAP
# include <lber.h>
# include <ldap.h> /* for LDAP error codes */
#endif /* LDAPMAP */
/*
** Notice: this file is used by libmilter. Please try to avoid
** using libsm specific functions.
*/
/*
** SM_ERRSTRING -- return string description of error code
**
** Parameters:
** errnum -- the error number to translate
**
** Returns:
** A string description of errnum.
*/
const char *
sm_errstring(errnum)
int errnum;
{
char *ret;
switch (errnum)
{
case EPERM:
/* SunOS gives "Not owner" -- this is the POSIX message */
return "Operation not permitted";
/*
** Error messages used internally in sendmail.
*/
case E_SM_OPENTIMEOUT:
return "Timeout on file open";
case E_SM_NOSLINK:
return "Symbolic links not allowed";
case E_SM_NOHLINK:
return "Hard links not allowed";
case E_SM_REGONLY:
return "Regular files only";
case E_SM_ISEXEC:
return "Executable files not allowed";
case E_SM_WWDIR:
return "World writable directory";
case E_SM_GWDIR:
return "Group writable directory";
case E_SM_FILECHANGE:
return "File changed after open";
case E_SM_WWFILE:
return "World writable file";
case E_SM_GWFILE:
return "Group writable file";
case E_SM_GRFILE:
return "Group readable file";
case E_SM_WRFILE:
return "World readable file";
/*
** DNS error messages.
*/
#if NAMED_BIND
case HOST_NOT_FOUND + E_DNSBASE:
return "Name server: host not found";
case TRY_AGAIN + E_DNSBASE:
return "Name server: host name lookup failure";
case NO_RECOVERY + E_DNSBASE:
return "Name server: non-recoverable error";
case NO_DATA + E_DNSBASE:
return "Name server: no data known";
#endif /* NAMED_BIND */
/*
** libsmdb error messages.
*/
case SMDBE_MALLOC:
return "Memory allocation failed";
case SMDBE_GDBM_IS_BAD:
return "GDBM is not supported";
case SMDBE_UNSUPPORTED:
return "Unsupported action";
case SMDBE_DUPLICATE:
return "Key already exists";
case SMDBE_BAD_OPEN:
return "Database open failed";
case SMDBE_NOT_FOUND:
return "Key not found";
case SMDBE_UNKNOWN_DB_TYPE:
return "Unknown database type";
case SMDBE_UNSUPPORTED_DB_TYPE:
return "Support for database type not compiled into this program";
case SMDBE_INCOMPLETE:
return "DB sync did not finish";
case SMDBE_KEY_EMPTY:
return "Key is empty";
case SMDBE_KEY_EXIST:
return "Key already exists";
case SMDBE_LOCK_DEADLOCK:
return "Locker killed to resolve deadlock";
case SMDBE_LOCK_NOT_GRANTED:
return "Lock unavailable";
case SMDBE_LOCK_NOT_HELD:
return "Lock not held by locker";
case SMDBE_RUN_RECOVERY:
return "Database panic, run recovery";
case SMDBE_IO_ERROR:
return "I/O error";
case SMDBE_READ_ONLY:
return "Database opened read-only";
case SMDBE_DB_NAME_TOO_LONG:
return "Name too long";
case SMDBE_INVALID_PARAMETER:
return "Invalid parameter";
case SMDBE_ONLY_SUPPORTS_ONE_CURSOR:
return "Only one cursor allowed";
case SMDBE_NOT_A_VALID_CURSOR:
return "Invalid cursor";
case SMDBE_OLD_VERSION:
return "Berkeley DB file is an old version, recreate it";
}
/*
** LDAP error messages.
*/
#if LDAPMAP
if (errnum >= E_LDAPBASE)
return ldap_err2string(errnum - E_LDAPBASE);
#endif /* LDAPMAP */
ret = strerror(errnum);
if (ret == NULL)
{
static char buf[30];
(void) sm_snprintf(buf, sizeof buf, "Error %d", errnum);
return buf;
}
return ret;
}