113 lines
3.9 KiB
C
113 lines
3.9 KiB
C
/* Written by Ben Laurie <ben@algroup.co.uk> August 2001 */
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/* ====================================================================
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* Copyright (c) 2000 The OpenSSL Project. 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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*
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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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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <openssl/engine.h>
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#include <openssl/evp.h>
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#include "engine_int.h"
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#include <string.h>
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int ENGINE_add_cipher(ENGINE *e,const EVP_CIPHER *c)
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{
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ENGINE_EVP_CIPHER *p;
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p=OPENSSL_malloc(sizeof *p);
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p->cipher=c;
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if(!e->ciphers)
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e->ciphers=sk_ENGINE_EVP_CIPHER_new_null();
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sk_ENGINE_EVP_CIPHER_push(e->ciphers,p);
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return 1;
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}
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void ENGINE_free_engine_cipher(ENGINE_EVP_CIPHER *p)
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{ OPENSSL_free(p); }
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int ENGINE_cipher_num(const ENGINE *e)
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{ return sk_ENGINE_EVP_CIPHER_num(e->ciphers); }
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const EVP_CIPHER *ENGINE_get_cipher(const ENGINE *e, int n)
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{ return sk_ENGINE_EVP_CIPHER_value(e->ciphers, n)->cipher; }
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void ENGINE_load_ciphers()
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{
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ENGINE *e;
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for(e=ENGINE_get_first() ; e ; e=ENGINE_get_next(e))
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ENGINE_load_engine_ciphers(e);
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}
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void ENGINE_load_engine_ciphers(ENGINE *e)
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{
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int n;
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for(n=0 ; n < sk_ENGINE_EVP_CIPHER_num(e->ciphers) ; ++n)
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EVP_add_cipher(sk_ENGINE_EVP_CIPHER_value(e->ciphers,n)->cipher);
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}
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const EVP_CIPHER *ENGINE_get_cipher_by_name(ENGINE *e,const char *name)
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{
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int n;
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for(n=0 ; n < ENGINE_cipher_num(e) ; ++n)
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{
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const EVP_CIPHER *c=ENGINE_get_cipher(e,n);
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if(!strcmp(EVP_CIPHER_name(c),name))
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return c;
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}
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return NULL;
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}
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