tb_digest.c revision 9dc0df1bac950d6e491f9a7c7e4888f2b301cb15
/* ====================================================================
* Copyright (c) 2000 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include "eng_int.h"
/* If this symbol is defined then ENGINE_get_digest_engine(), the function that
* is used by EVP to hook in digest code and cache defaults (etc), will display
* brief debugging summaries to stderr with the 'nid'. */
/* #define ENGINE_DIGEST_DEBUG */
void ENGINE_unregister_digests(ENGINE *e)
{
}
static void engine_unregister_all_digests(void)
{
}
int ENGINE_register_digests(ENGINE *e)
{
if(e->digests)
{
const int *nids;
if(num_nids > 0)
return engine_table_register(&digest_table,
num_nids, 0);
}
return 1;
}
void ENGINE_register_all_digests()
{
ENGINE *e;
for(e=ENGINE_get_first() ; e ; e=ENGINE_get_next(e))
}
int ENGINE_set_default_digests(ENGINE *e)
{
if(e->digests)
{
const int *nids;
if(num_nids > 0)
return engine_table_register(&digest_table,
num_nids, 1);
}
return 1;
}
/* Exposed API function to get a functional reference from the implementation
* table (ie. try to get a functional reference from the tabled structural
* references) for a given digest 'nid' */
{
}
/* Obtains a digest implementation from an ENGINE functional reference */
{
{
return NULL;
}
return ret;
}
/* Gets the digest callback from an ENGINE structure */
{
return e->digests;
}
/* Sets the digest callback in an ENGINE structure */
{
e->digests = f;
return 1;
}