1 /*
2 * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (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 #ifndef HEADER_AES_H
11 # define HEADER_AES_H
12
13 # include <openssl/opensslconf.h>
14
15 # include <stddef.h>
16 # ifdef __cplusplus
17 extern "C" {
18 # endif
19
20 # define AES_ENCRYPT 1
21 # define AES_DECRYPT 0
22
23 /*
24 * Because array size can't be a const in C, the following two are macros.
25 * Both sizes are in bytes.
26 */
27 # define AES_MAXNR 14
28 # define AES_BLOCK_SIZE 16
29
30 /* This should be a hidden type, but EVP requires that the size be known */
31 struct aes_key_st {
32 # ifdef AES_LONG
33 unsigned long rd_key[4 * (AES_MAXNR + 1)];
34 # else
35 unsigned int rd_key[4 * (AES_MAXNR + 1)];
36 # endif
|
(1) Event member_decl: |
Class member declaration for "rounds". |
|
(3) Event member_decl: |
Class member declaration for "rounds". |
| Also see events: |
[uninit_member][uninit_member] |
37 int rounds;
38 };
39 typedef struct aes_key_st AES_KEY;
40
41 const char *AES_options(void);
42
43 int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
44 AES_KEY *key);
45 int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
46 AES_KEY *key);
47
48 void AES_encrypt(const unsigned char *in, unsigned char *out,
49 const AES_KEY *key);
50 void AES_decrypt(const unsigned char *in, unsigned char *out,
51 const AES_KEY *key);
52
53 void AES_ecb_encrypt(const unsigned char *in, unsigned char *out,
54 const AES_KEY *key, const int enc);
55 void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
56 size_t length, const AES_KEY *key,
57 unsigned char *ivec, const int enc);
58 void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out,
59 size_t length, const AES_KEY *key,
60 unsigned char *ivec, int *num, const int enc);
61 void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out,
62 size_t length, const AES_KEY *key,
63 unsigned char *ivec, int *num, const int enc);
64 void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out,
65 size_t length, const AES_KEY *key,
66 unsigned char *ivec, int *num, const int enc);
67 void AES_ofb128_encrypt(const unsigned char *in, unsigned char *out,
68 size_t length, const AES_KEY *key,
69 unsigned char *ivec, int *num);
70 /* NB: the IV is _two_ blocks long */
71 void AES_ige_encrypt(const unsigned char *in, unsigned char *out,
72 size_t length, const AES_KEY *key,
73 unsigned char *ivec, const int enc);
74 /* NB: the IV is _four_ blocks long */
75 void AES_bi_ige_encrypt(const unsigned char *in, unsigned char *out,
76 size_t length, const AES_KEY *key,
77 const AES_KEY *key2, const unsigned char *ivec,
78 const int enc);
79
80 int AES_wrap_key(AES_KEY *key, const unsigned char *iv,
81 unsigned char *out,
82 const unsigned char *in, unsigned int inlen);
83 int AES_unwrap_key(AES_KEY *key, const unsigned char *iv,
84 unsigned char *out,
85 const unsigned char *in, unsigned int inlen);
86
87
88 # ifdef __cplusplus
89 }
90 # endif
91
92 #endif
93