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41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#ifndef OPENSSL_NO_CAST
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# include <openssl/evp.h>
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# include <openssl/objects.h>
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# include "internal/evp_int.h"
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# include <openssl/cast.h>
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static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
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const unsigned char *iv, int enc);
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typedef struct {
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CAST_KEY ks;
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} EVP_CAST_KEY;
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# define data(ctx) EVP_C_DATA(EVP_CAST_KEY,ctx)
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IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY,
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NID_cast5, 8, CAST_KEY_LENGTH, 8, 64,
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EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL,
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EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
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static int cast_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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CAST_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
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return 1;
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}
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#endif
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