providers/implementations/ciphers/cipher_rc2_hw.c

   1 /*
   2  * Copyright 2019 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 #include "cipher_rc2.h"
  11
  12 static int cipher_hw_rc2_initkey(PROV_CIPHER_CTX *ctx,
  13                                  const unsigned char *key, size_t keylen)
  14 {
  15     PROV_RC2_CTX *rctx =  (PROV_RC2_CTX *)ctx;
  16     RC2_KEY *ks = &(rctx->ks.ks);
  17
  18     RC2_set_key(ks, (int)ctx->keylen, key, (int)rctx->key_bits);
  19     return 1;
  20 }
  21
  22 # define PROV_CIPHER_HW_rc2_mode(mode, UCMODE)                                 \
  23 IMPLEMENT_CIPHER_HW_##UCMODE(mode, rc2, PROV_RC2_CTX, RC2_KEY,                 \
  24                              RC2_##mode)                                       \
  25 static const PROV_CIPHER_HW rc2_##mode = {                                     \
  26     cipher_hw_rc2_initkey,                                                     \
  27     cipher_hw_rc2_##mode##_cipher                                              \
  28 };                                                                             \
  29 const PROV_CIPHER_HW *PROV_CIPHER_HW_rc2_##mode(size_t keybits)                \
  30 {                                                                              \
  31     return &rc2_##mode;                                                        \
  32 }
  33
  34 PROV_CIPHER_HW_rc2_mode(cbc, CBC)
  35 PROV_CIPHER_HW_rc2_mode(ecb, ECB)
  36 PROV_CIPHER_HW_rc2_mode(ofb64, OFB)
  37 PROV_CIPHER_HW_rc2_mode(cfb64, CFB)