| [745] | 1 | /*
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| 2 | * Copyright (c) 2003-2004 Kungliga Tekniska Högskolan
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| 3 | * (Royal Institute of Technology, Stockholm, Sweden).
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | *
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer in the
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| 15 | * documentation and/or other materials provided with the distribution.
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| 16 | *
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| 17 | * 3. Neither the name of the Institute nor the names of its contributors
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| 18 | * may be used to endorse or promote products derived from this software
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| 19 | * without specific prior written permission.
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| 20 | *
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 31 | * SUCH DAMAGE.
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| 32 | */
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| 33 |
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| 34 | /* $Id$ */
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| 35 |
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| 36 | #ifndef LIB_CRYPTO_AES_H
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| 37 | #define LIB_CRYPTO_AES_H 1
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| 38 |
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| 39 | /* symbol renaming */
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| 40 | #define AES_set_encrypt_key samba_AES_set_encrypt_key
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| 41 | #define AES_set_decrypt_key samba_AES_decrypt_key
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| 42 | #define AES_encrypt samba_AES_encrypt
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| 43 | #define AES_decrypt samba_AES_decrypt
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| 44 | #define AES_cbc_encrypt samba_AES_cbc_encrypt
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| 45 |
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| 46 | /*
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| 47 | *
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| 48 | */
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| 49 |
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| 50 | #define AES_BLOCK_SIZE 16
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| 51 | #define AES_MAXNR 14
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| 52 |
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| 53 | #define AES_ENCRYPT 1
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| 54 | #define AES_DECRYPT 0
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| 55 |
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| 56 | typedef struct aes_key {
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| 57 | uint32_t key[(AES_MAXNR+1)*4];
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| 58 | int rounds;
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| 59 | } AES_KEY;
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| 60 |
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| 61 | #ifdef __cplusplus
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| 62 | extern "C" {
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| 63 | #endif
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| 64 |
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| 65 | int AES_set_encrypt_key(const unsigned char *, const int, AES_KEY *);
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| 66 | int AES_set_decrypt_key(const unsigned char *, const int, AES_KEY *);
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| 67 |
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| 68 | void AES_encrypt(const unsigned char *, unsigned char *, const AES_KEY *);
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| 69 | void AES_decrypt(const unsigned char *, unsigned char *, const AES_KEY *);
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| 70 |
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| 71 | void AES_cbc_encrypt(const unsigned char *, unsigned char *,
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| 72 | const unsigned long, const AES_KEY *,
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| 73 | unsigned char *, int);
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| 74 |
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| 75 | void aes_cfb8_encrypt(const uint8_t *in, uint8_t *out,
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| 76 | size_t length, const AES_KEY *key,
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| 77 | uint8_t *iv, int forward);
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| 78 |
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| 79 | #ifdef __cplusplus
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| 80 | }
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| 81 | #endif
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| 82 |
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| 83 | #endif /* LIB_CRYPTO_AES_H */
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