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69 lines
2.9 KiB
C
69 lines
2.9 KiB
C
/*-
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* Copyright (c) 2012 Universitetet i Oslo
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* Copyright (c) 2012 Dag-Erling Smørgrav
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Author: Dag-Erling Smørgrav <des@des.no>
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* Sponsor: the University of Oslo
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*
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* $Cryb$
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*/
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#ifndef CRYB_DIGEST_H_INCLUDED
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#define CRYB_DIGEST_H_INCLUDED
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#define digest_init_func cryb_digest_init_func
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#define digest_update_func cryb_digest_update_func
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#define digest_final_func cryb_digest_final_func
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#define digest_complete_func cryb_digest_complete_func
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#define digest_algorithm cryb_digest_algorithm
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#define digest_init cryb_digest_init
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#define digest_update cryb_digest_update
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#define digest_final cryb_digest_final
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#define digest_complete cryb_digest_complete
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typedef void *(*digest_init_func)(void);
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typedef void (*digest_update_func)(void *, const void *, size_t);
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typedef void (*digest_final_func)(void *, void *);
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typedef int (*digest_complete_func)(const void *, size_t, void *);
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typedef struct digest_algorithm {
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const char *name; /* algorithm name */
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size_t contextlen; /* size of context structure */
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size_t digestlen; /* length of the digest */
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digest_init_func init; /* initialization method */
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digest_update_func update; /* update method */
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digest_final_func final; /* finalization method */
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digest_complete_func complete; /* one-shot method */
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} digest_algorithm;
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void *digest_init(const char *);
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void digest_update(void *, const void *, size_t);
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void digest_final(void *, void *);
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int digest_complete(const char *, const void *, size_t, void *);
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#endif
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