1 | /* |
2 | * Copyright 2007-2016 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/opensslconf.h> |
11 | #ifdef OPENSSL_NO_SEED |
12 | NON_EMPTY_TRANSLATION_UNIT |
13 | #else |
14 | # include <openssl/evp.h> |
15 | # include <openssl/err.h> |
16 | # include <string.h> |
17 | # include <assert.h> |
18 | # include <openssl/seed.h> |
19 | # include "crypto/evp.h" |
20 | |
21 | static int seed_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
22 | const unsigned char *iv, int enc); |
23 | |
24 | typedef struct { |
25 | SEED_KEY_SCHEDULE ks; |
26 | } EVP_SEED_KEY; |
27 | |
28 | IMPLEMENT_BLOCK_CIPHER(seed, ks, SEED, EVP_SEED_KEY, NID_seed, |
29 | 16, 16, 16, 128, EVP_CIPH_FLAG_DEFAULT_ASN1, |
30 | seed_init_key, 0, 0, 0, 0) |
31 | |
32 | static int seed_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
33 | const unsigned char *iv, int enc) |
34 | { |
35 | SEED_set_key(key, &EVP_C_DATA(EVP_SEED_KEY,ctx)->ks); |
36 | return 1; |
37 | } |
38 | |
39 | #endif |
40 | |