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/*
* Copyright (C) 2012 Free Software Foundation
*
* Author: Nikos Mavrogiannopoulos
*
* This file is part of libdane.
*
* libdane is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
#include <config.h>
#include <gnutls/dane.h>
/* I18n of error codes. */
#include "gettext.h"
#define _(String) dgettext (PACKAGE, String)
#define N_(String) gettext_noop (String)
#define ERROR_ENTRY(desc, name) \
{ desc, #name, name}
struct error_entry {
const char *desc;
const char *_name;
int number;
};
typedef struct error_entry error_entry;
static const error_entry error_algorithms[] = {
ERROR_ENTRY(N_("Success."), DANE_E_SUCCESS),
ERROR_ENTRY(N_("There was error initializing the DNS query."),
DANE_E_INITIALIZATION_ERROR),
ERROR_ENTRY(N_("There was an error while resolving."),
DANE_E_RESOLVING_ERROR),
ERROR_ENTRY(N_("No DANE data were found."),
DANE_E_NO_DANE_DATA),
ERROR_ENTRY(N_("Unknown DANE data were found."),
DANE_E_UNKNOWN_DANE_DATA),
ERROR_ENTRY(N_("No DNSSEC signature was found."),
DANE_E_NO_DNSSEC_SIG),
ERROR_ENTRY(N_("Received corrupt data."),
DANE_E_RECEIVED_CORRUPT_DATA),
ERROR_ENTRY(N_("The DNSSEC signature is invalid."),
DANE_E_INVALID_DNSSEC_SIG),
ERROR_ENTRY(N_("There was a memory error."),
DANE_E_MEMORY_ERROR),
ERROR_ENTRY(N_("There requested data are not available."),
DANE_E_REQUESTED_DATA_NOT_AVAILABLE),
ERROR_ENTRY(N_("There request is invalid."),
DANE_E_INVALID_REQUEST),
ERROR_ENTRY(N_("There was an error in the certificate."),
DANE_E_CERT_ERROR),
ERROR_ENTRY(N_("There was an error in the public key."),
DANE_E_PUBKEY_ERROR),
ERROR_ENTRY(N_("No certificate was found."),
DANE_E_NO_CERT),
ERROR_ENTRY(N_("Error in file."),
DANE_E_FILE_ERROR),
{NULL, NULL, 0}
};
/**
* dane_strerror:
* @error: is a DANE error code, a negative error code
*
* This function is similar to strerror. The difference is that it
* accepts an error number returned by a gnutls function; In case of
* an unknown error a descriptive string is sent instead of %NULL.
*
* Error codes are always a negative error code.
*
* Returns: A string explaining the DANE error message.
**/
const char *dane_strerror(int error)
{
const char *ret = NULL;
const error_entry *p;
for (p = error_algorithms; p->desc != NULL; p++) {
if (p->number == error) {
ret = p->desc;
break;
}
}
/* avoid prefix */
if (ret == NULL)
return _("(unknown error code)");
return _(ret);
}
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