mirror of
https://github.com/cookiengineer/audacity
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99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/* -*- Mode: c; c-basic-offset: 2 -*-
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*
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* rdf_digest_internal.h - Internal RDF Digest Factory / Digest definitions
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*
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* Copyright (C) 2000-2008, David Beckett http://www.dajobe.org/
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* Copyright (C) 2000-2005, University of Bristol, UK http://www.bristol.ac.uk/
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*
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* This package is Free Software and part of Redland http://librdf.org/
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*
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* It is licensed under the following three licenses as alternatives:
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* 1. GNU Lesser General Public License (LGPL) V2.1 or any newer version
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* 2. GNU General Public License (GPL) V2 or any newer version
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* 3. Apache License, V2.0 or any newer version
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*
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* You may not use this file except in compliance with at least one of
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* the above three licenses.
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*
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* See LICENSE.html or LICENSE.txt at the top of this package for the
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* complete terms and further detail along with the license texts for
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* the licenses in COPYING.LIB, COPYING and LICENSE-2.0.txt respectively.
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*
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*
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*/
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#ifndef LIBRDF_DIGEST_INTERNAL_H
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#define LIBRDF_DIGEST_INTERNAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* based on the GNUPG cipher/digest registration stuff */
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struct librdf_digest_factory_s
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{
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struct librdf_digest_factory_s* next;
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char * name;
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/* the rest of this structure is populated by the
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digest-specific register function */
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size_t context_length;
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size_t digest_length;
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/* functions (over context) */
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void (*init)( void *_context );
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void (*update)( void *_context, const unsigned char *buf, size_t nbytes );
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void (*final)( void *_context );
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unsigned char *(*get_digest)( void *_context );
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};
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struct librdf_digest_s {
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librdf_world *world;
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char *context;
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unsigned char *digest;
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librdf_digest_factory* factory;
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};
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/* module init */
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void librdf_init_digest(librdf_world *world);
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/* module finish */
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void librdf_finish_digest(librdf_world *world);
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/* in librdf_digest_openssl.c */
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#ifdef HAVE_OPENSSL_DIGESTS
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void librdf_digest_openssl_constructor(librdf_world *world);
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#endif
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/* in librdf_digest_md5.c */
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#ifdef HAVE_LOCAL_MD5_DIGEST
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void librdf_digest_md5_constructor(librdf_world *world);
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#endif
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/* in librdf_digest_sha1.c */
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#ifdef HAVE_LOCAL_SHA1_DIGEST
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void librdf_digest_sha1_constructor(librdf_world *world);
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#endif
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/* in librdf_digest_ripemd160.c */
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#ifdef HAVE_LOCAL_RIPEMD160_DIGEST
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void librdf_digest_rmd160_constructor(librdf_world *world);
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#endif
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/* factory static methods */
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void librdf_digest_register_factory(librdf_world *world, const char *name, void (*factory) (librdf_digest_factory*));
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librdf_digest_factory* librdf_get_digest_factory(librdf_world *world, const char *name);
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/* constructor */
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librdf_digest* librdf_new_digest_from_factory(librdf_world *world, librdf_digest_factory *factory);
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#ifdef __cplusplus
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}
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#endif
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#endif
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