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/*!
* \file error.h
*
* \author Lubos Slovak <lubos.slovak@nic.cz>
*
* \brief Error codes and function for getting error message.
*
* \addtogroup libknot
* @{
*/
/* Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program 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 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _KNOT_ERROR_H_
#define _KNOT_ERROR_H_
#include "common/errors.h"
/*! \brief Error codes used in the library. */
enum knot_error {
KNOT_EOK = 0, /*!< OK */
/* TSIG errors. */
KNOT_TSIG_EBADSIG = -16, /*!< Failed to verify TSIG MAC. */
KNOT_TSIG_EBADKEY = -17, /*!< TSIG key not recognized or invalid. */
KNOT_TSIG_EBADTIME = -18,/*!< TSIG signing time out of range. */
/* General errors. */
KNOT_ERROR = -10000, /*!< General error. */
KNOT_ENOMEM, /*!< Not enough memory. */
KNOT_ENOTSUP, /*!< Operation not supported. */
KNOT_EAGAIN, /*!< OS lacked necessary resources. */
KNOT_ERANGE, /*!< Value is out of range. */
KNOT_EBADARG, /*!< Wrong argument supported. */
KNOT_EFEWDATA, /*!< Not enough data to parse. */
KNOT_ESPACE, /*!< Not enough space provided. */
KNOT_EMALF, /*!< Malformed data. */
KNOT_ECRYPTO, /*!< Error in crypto library. */
KNOT_ENSEC3PAR, /*!< Missing or wrong NSEC3PARAM record. */
KNOT_EBADZONE, /*!< Domain name does not belong to the zone. */
KNOT_EHASH, /*!< Error in hash table. */
KNOT_EZONEIN, /*!< Error inserting zone. */
KNOT_ENOZONE, /*!< No such zone found. */
KNOT_ENONODE, /*!< No such node in zone found. */
KNOT_ENORRSET, /*!< No such RRSet found. */
KNOT_EDNAMEPTR, /*!< Domain name pointer larger than allowed. */
KNOT_EPAYLOAD, /*!< Payload in OPT RR larger than max wire size. */
KNOT_ECRC, /*!< Wrong dump CRC. */
KNOT_EPREREQ, /*!< UPDATE prerequisity not met. */
KNOT_ENOXFR, /*!< Transfer was not sent. */
KNOT_ENOIXFR, /*!< Transfer is not IXFR (is in AXFR format). */
KNOT_EXFRREFUSED, /*!< Zone transfer refused by the server. */
KNOT_ECONN, /*!< Connection reset. */
KNOT_ERROR_COUNT = 30
};
/*! \brief Table linking error messages to error codes. */
extern const error_table_t knot_error_msgs[KNOT_ERROR_COUNT];
/*!
* \brief Returns error message for the given error code.
*
* \param code Error code.
*
* \return String containing the error message.
*/
static inline const char *knot_strerror(int code)
{
return error_to_str((const error_table_t*)knot_error_msgs, code);
}
#endif /* _KNOT_ERROR_H_ */
/*! @} */
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