1/*
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#include <stdio.h>
11#include "internal/cryptlib.h"
12#ifndef OPENSSL_NO_BF
13# include <openssl/evp.h>
14# include "crypto/evp.h"
15# include <openssl/objects.h>
16# include <openssl/blowfish.h>
17
18static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
19 const unsigned char *iv, int enc);
20
21typedef struct {
22 BF_KEY ks;
23} EVP_BF_KEY;
24
25# define data(ctx) EVP_C_DATA(EVP_BF_KEY,ctx)
26
27IMPLEMENT_BLOCK_CIPHER(bf, ks, BF, EVP_BF_KEY, NID_bf, 8, 16, 8, 64,
28 EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL,
29 EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
30
31static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
32 const unsigned char *iv, int enc)
33{
34 BF_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
35 return 1;
36}
37
38#endif
39