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      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 
     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) static const PROV_CIPHER_HW rc5_##mode            \
     29         = {                                                              \
     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