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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#ifndef DNS_SECALG_H
#define DNS_SECALG_H 1
/*! \file dns/secalg.h */
#include <isc/lang.h>
#include <dns/types.h>
ISC_LANG_BEGINDECLS
isc_result_t
dns_secalg_fromtext(dns_secalg_t *secalgp, isc_textregion_t *source);
/*%<
* Convert the text 'source' refers to into a DNSSEC security algorithm value.
* The text may contain either a mnemonic algorithm name or a decimal algorithm
* number.
*
* Requires:
*\li 'secalgp' is a valid pointer.
*
*\li 'source' is a valid text region.
*
* Returns:
*\li ISC_R_SUCCESS on success
*\li ISC_R_RANGE numeric type is out of range
*\li DNS_R_UNKNOWN mnemonic type is unknown
*/
isc_result_t
dns_secalg_totext(dns_secalg_t secalg, isc_buffer_t *target);
/*%<
* Put a textual representation of the DNSSEC security algorithm 'secalg'
* into 'target'.
*
* Requires:
*\li 'secalg' is a valid secalg.
*
*\li 'target' is a valid text buffer.
*
* Ensures,
* if the result is success:
*\li The used space in 'target' is updated.
*
* Returns:
*\li ISC_R_SUCCESS on success
*\li ISC_R_NOSPACE target buffer is too small
*/
#define DNS_SECALG_FORMATSIZE 20
void
dns_secalg_format(dns_secalg_t alg, char *cp, unsigned int size);
/*%<
* Wrapper for dns_secalg_totext(), writing text into 'cp'
*/
ISC_LANG_ENDDECLS
#endif /* DNS_SECALG_H */
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