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62867571 RS |
1 | /* |
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | |
58964a49 | 3 | * |
4a8b0c55 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
62867571 RS |
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 | |
58964a49 RE |
8 | */ |
9 | ||
58964a49 | 10 | #include <stdio.h> |
b39fc560 | 11 | #include "internal/cryptlib.h" |
fb105909 RL |
12 | |
13 | #ifndef OPENSSL_NO_CAST | |
0f113f3e MC |
14 | # include <openssl/evp.h> |
15 | # include <openssl/objects.h> | |
6435f0f6 | 16 | # include "internal/evp_int.h" |
0f113f3e | 17 | # include <openssl/cast.h> |
58964a49 | 18 | |
1921eaad | 19 | static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
0f113f3e MC |
20 | const unsigned char *iv, int enc); |
21 | ||
22 | typedef struct { | |
23 | CAST_KEY ks; | |
24 | } EVP_CAST_KEY; | |
58964a49 | 25 | |
0f113f3e | 26 | # define data(ctx) EVP_C_DATA(EVP_CAST_KEY,ctx) |
dbad1690 | 27 | |
0f113f3e MC |
28 | IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY, |
29 | NID_cast5, 8, CAST_KEY_LENGTH, 8, 64, | |
30 | EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL, | |
31 | EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL) | |
dbad1690 | 32 | |
1921eaad | 33 | static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
0f113f3e MC |
34 | const unsigned char *iv, int enc) |
35 | { | |
36 | CAST_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key); | |
37 | return 1; | |
38 | } | |
58964a49 | 39 | |
58964a49 | 40 | #endif |