/*

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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")

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*

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* This Source Code Form is subject to the terms of the Mozilla Public

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* License, v. 2.0. If a copy of the MPL was not distributed with this

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* file, you can obtain one at https://mozilla.org/MPL/2.0/.

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*

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* See the COPYRIGHT file distributed with this work for additional

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* information regarding copyright ownership.

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*/

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#ifndef DNS_DSDIGEST_H

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#define DNS_DSDIGEST_H 1

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/*! \file dns/dsdigest.h */

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#include <isc/lang.h>

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#include <dns/types.h>

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ISC_LANG_BEGINDECLS

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isc_result_t

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dns_dsdigest_fromtext(dns_dsdigest_t *dsdigestp, isc_textregion_t *source);

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/*%<

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* Convert the text 'source' refers to into a DS/DLV digest type value.

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* The text may contain either a mnemonic digest name or a decimal

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* digest number.

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*

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* Requires:

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*\li 'dsdigestp' is a valid pointer.

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*

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*\li 'source' is a valid text region.

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*

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* Returns:

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*\li ISC_R_SUCCESS on success

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*\li ISC_R_RANGE numeric type is out of range

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*\li DNS_R_UNKNOWN mnemonic type is unknown

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*/

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isc_result_t

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dns_dsdigest_totext(dns_dsdigest_t dsdigest, isc_buffer_t *target);

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/*%<

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* Put a textual representation of the DS/DLV digest type 'dsdigest'

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* into 'target'.

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*

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* Requires:

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*\li 'dsdigest' is a valid dsdigest.

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*

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*\li 'target' is a valid text buffer.

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*

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* Ensures,

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* if the result is success:

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*\li The used space in 'target' is updated.

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*

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* Returns:

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*\li ISC_R_SUCCESS on success

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*\li ISC_R_NOSPACE target buffer is too small

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*/

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#define DNS_DSDIGEST_FORMATSIZE 20

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void

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dns_dsdigest_format(dns_dsdigest_t typ, char *cp, unsigned int size);

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/*%<

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* Wrapper for dns_dsdigest_totext(), writing text into 'cp'

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*/

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ISC_LANG_ENDDECLS

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#endif /* DNS_DSDIGEST_H */

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