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			84 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
		
		
			
		
	
	
			84 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
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											10 years ago
										 
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								/* crypto/evp/e_seed.c -*- mode:C; c-file-style: "eay" -*- */
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								/* ====================================================================
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								 * Copyright (c) 2007 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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								 *    openssl-core@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/opensslconf.h>
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								#ifndef OPENSSL_NO_SEED
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								#include <openssl/evp.h>
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								#include <openssl/err.h>
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								#include <string.h>
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								#include <assert.h>
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								#include <openssl/seed.h>
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								#include "evp_locl.h"
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								static int seed_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,	const unsigned char *iv, int enc);
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								typedef struct
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									{
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									SEED_KEY_SCHEDULE ks;
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									} EVP_SEED_KEY;
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								IMPLEMENT_BLOCK_CIPHER(seed, ks, SEED, EVP_SEED_KEY, NID_seed,
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								                       16, 16, 16, 128,
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								                       0, seed_init_key, 0, 0, 0, 0)
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								static int seed_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
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								                         const unsigned char *iv, int enc)
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									{
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									SEED_set_key(key, ctx->cipher_data);
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									return 1;
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									}
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								#endif
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