xref: /freebsd/crypto/openssl/providers/implementations/ciphers/cipher_rc5_hw.c (revision b077aed33b7b6aefca7b17ddb250cf521f938613)
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  * RC5 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_rc5.h"
17 
cipher_hw_rc5_initkey(PROV_CIPHER_CTX * ctx,const unsigned char * key,size_t keylen)18 static int cipher_hw_rc5_initkey(PROV_CIPHER_CTX *ctx,
19                                  const unsigned char *key, size_t keylen)
20 {
21     PROV_RC5_CTX *rctx = (PROV_RC5_CTX *)ctx;
22 
23     return RC5_32_set_key(&rctx->ks.ks, keylen, key, rctx->rounds);
24 }
25 
26 # define PROV_CIPHER_HW_rc5_mode(mode, UCMODE)                                 \
27 IMPLEMENT_CIPHER_HW_##UCMODE(mode, rc5, PROV_RC5_CTX, RC5_32_KEY,              \
28                              RC5_32_##mode)                                    \
29 static const PROV_CIPHER_HW rc5_##mode = {                                     \
30     cipher_hw_rc5_initkey,                                                     \
31     cipher_hw_rc5_##mode##_cipher                                              \
32 };                                                                             \
33 const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc5_##mode(size_t keybits)           \
34 {                                                                              \
35     return &rc5_##mode;                                                        \
36 }
37 
38 PROV_CIPHER_HW_rc5_mode(cbc, CBC)
39 PROV_CIPHER_HW_rc5_mode(ecb, ECB)
40 PROV_CIPHER_HW_rc5_mode(ofb64, OFB)
41 PROV_CIPHER_HW_rc5_mode(cfb64, CFB)
42