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 
cipher_hw_aria_initkey(PROV_CIPHER_CTX * dat,const unsigned char * key,size_t keylen)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