]>
git.ipfire.org Git - thirdparty/openssl.git/blob - crypto/evp/e_cast.c
2 * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
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
11 * CAST low level APIs are deprecated for public use, but still ok for
14 #include "internal/deprecated.h"
17 #include "internal/cryptlib.h"
19 #ifndef OPENSSL_NO_CAST
20 # include <openssl/evp.h>
21 # include <openssl/objects.h>
22 # include "crypto/evp.h"
23 # include <openssl/cast.h>
24 # include "evp_local.h"
26 static int cast_init_key(EVP_CIPHER_CTX
*ctx
, const unsigned char *key
,
27 const unsigned char *iv
, int enc
);
33 # define data(ctx) EVP_C_DATA(EVP_CAST_KEY,ctx)
35 IMPLEMENT_BLOCK_CIPHER(cast5
, ks
, CAST
, EVP_CAST_KEY
,
36 NID_cast5
, 8, CAST_KEY_LENGTH
, 8, 64,
37 EVP_CIPH_VARIABLE_LENGTH
, cast_init_key
, NULL
,
38 EVP_CIPHER_set_asn1_iv
, EVP_CIPHER_get_asn1_iv
, NULL
)
40 static int cast_init_key(EVP_CIPHER_CTX
*ctx
, const unsigned char *key
,
41 const unsigned char *iv
, int enc
)
43 int keylen
= EVP_CIPHER_CTX_key_length(ctx
);
47 CAST_set_key(&data(ctx
)->ks
, keylen
, key
);