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      1 /*
      2  * Copyright 2001-2021 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 <openssl/proverr.h>
     11 #include "cipher_aria.h"
     12 
     13 static int cipher_hw_aria_initkey(PROV_CIPHER_CTX *dat,
     14     const unsigned char *key, size_t keylen)
     15 {
     16     int ret, mode = dat->mode;
     17     PROV_ARIA_CTX *adat = (PROV_ARIA_CTX *)dat;
     18     ARIA_KEY *ks = &adat->ks.ks;
     19 
     20     if (dat->enc || (mode != EVP_CIPH_ECB_MODE && mode != EVP_CIPH_CBC_MODE))
     21         ret = ossl_aria_set_encrypt_key(key, keylen * 8, ks);
     22     else
     23         ret = ossl_aria_set_decrypt_key(key, keylen * 8, ks);
     24     if (ret < 0) {
     25         ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SETUP_FAILED);
     26         return 0;
     27     }
     28     dat->ks = ks;
     29     dat->block = (block128_f)ossl_aria_encrypt;
     30     return 1;
     31 }
     32 
     33 IMPLEMENT_CIPHER_HW_COPYCTX(cipher_hw_aria_copyctx, PROV_ARIA_CTX)
     34 
     35 #define PROV_CIPHER_HW_aria_mode(mode)                                    \
     36     static const PROV_CIPHER_HW aria_##mode = {                           \
     37         cipher_hw_aria_initkey,                                           \
     38         ossl_cipher_hw_chunked_##mode,                                    \
     39         cipher_hw_aria_copyctx                                            \
     40     };                                                                    \
     41     const PROV_CIPHER_HW *ossl_prov_cipher_hw_aria_##mode(size_t keybits) \
     42     {                                                                     \
     43         return &aria_##mode;                                              \
     44     }
     45 
     46 PROV_CIPHER_HW_aria_mode(cbc)
     47     PROV_CIPHER_HW_aria_mode(ecb)
     48         PROV_CIPHER_HW_aria_mode(ofb128)
     49             PROV_CIPHER_HW_aria_mode(cfb128)
     50                 PROV_CIPHER_HW_aria_mode(cfb1)
     51                     PROV_CIPHER_HW_aria_mode(cfb8)
     52                         PROV_CIPHER_HW_aria_mode(ctr)
     53