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_seed.h"
11
12static int cipher_hw_seed_initkey(PROV_CIPHER_CTX *ctx,
13 const unsigned char *key, size_t keylen)
14{
15 PROV_SEED_CTX *sctx = (PROV_SEED_CTX *)ctx;
16
17 SEED_set_key(key, &(sctx->ks.ks));
18 return 1;
19}
20
21# define PROV_CIPHER_HW_seed_mode(mode, UCMODE) \
22IMPLEMENT_CIPHER_HW_##UCMODE(mode, seed, PROV_SEED_CTX, SEED_KEY_SCHEDULE, \
23 SEED_##mode) \
24static const PROV_CIPHER_HW seed_##mode = { \
25 cipher_hw_seed_initkey, \
26 cipher_hw_seed_##mode##_cipher \
27}; \
28const PROV_CIPHER_HW *PROV_CIPHER_HW_seed_##mode(size_t keybits) \
29{ \
30 return &seed_##mode; \
31}
32
33PROV_CIPHER_HW_seed_mode(cbc, CBC)
34PROV_CIPHER_HW_seed_mode(ecb, ECB)
35PROV_CIPHER_HW_seed_mode(ofb128, OFB)
36PROV_CIPHER_HW_seed_mode(cfb128, CFB)
37