xref: /freebsd/crypto/openssl/providers/implementations/ciphers/cipher_rc2_hw.c (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1 /*
2  * Copyright 2019-2020 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 /*
11  * RC2 low level APIs are deprecated for public use, but still ok for internal
12  * use.
13  */
14 #include "internal/deprecated.h"
15 
16 #include "cipher_rc2.h"
17 
18 static int cipher_hw_rc2_initkey(PROV_CIPHER_CTX *ctx,
19                                  const unsigned char *key, size_t keylen)
20 {
21     PROV_RC2_CTX *rctx =  (PROV_RC2_CTX *)ctx;
22     RC2_KEY *ks = &(rctx->ks.ks);
23 
24     RC2_set_key(ks, (int)ctx->keylen, key, (int)rctx->key_bits);
25     return 1;
26 }
27 
28 # define PROV_CIPHER_HW_rc2_mode(mode, UCMODE)                                 \
29 IMPLEMENT_CIPHER_HW_##UCMODE(mode, rc2, PROV_RC2_CTX, RC2_KEY,                 \
30                              RC2_##mode)                                       \
31 static const PROV_CIPHER_HW rc2_##mode = {                                     \
32     cipher_hw_rc2_initkey,                                                     \
33     cipher_hw_rc2_##mode##_cipher                                              \
34 };                                                                             \
35 const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc2_##mode(size_t keybits)           \
36 {                                                                              \
37     return &rc2_##mode;                                                        \
38 }
39 
40 PROV_CIPHER_HW_rc2_mode(cbc, CBC)
41 PROV_CIPHER_HW_rc2_mode(ecb, ECB)
42 PROV_CIPHER_HW_rc2_mode(ofb64, OFB)
43 PROV_CIPHER_HW_rc2_mode(cfb64, CFB)
44