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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  * 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) static const PROV_CIPHER_HW rc2_##mode               \
     31         = {                                                              \
     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