1 /* crypto/aes/aes.h -*- mode:C; c-file-style: "eay" -*- */
2 /* ====================================================================
3 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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31 * 6. Redistributions of any form whatsoever must retain the following
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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48 * ====================================================================
55 #include <openssl/opensslconf.h>
58 #error AES is disabled.
64 /* Because array size can't be a const in C, the following two are macros.
65 Both sizes are in bytes. */
67 #define AES_BLOCK_SIZE 16
73 /* This should be a hidden type, but EVP requires that the size be known */
76 unsigned long rd_key[4 *(AES_MAXNR + 1)];
78 unsigned int rd_key[4 *(AES_MAXNR + 1)];
82 typedef struct aes_key_st AES_KEY;
84 const char *AES_options(void);
86 int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
88 int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
91 void AES_encrypt(const unsigned char *in, unsigned char *out,
93 void AES_decrypt(const unsigned char *in, unsigned char *out,
96 void AES_ecb_encrypt(const unsigned char *in, unsigned char *out,
97 const AES_KEY *key, const int enc);
98 void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
99 const unsigned long length, const AES_KEY *key,
100 unsigned char *ivec, const int enc);
101 void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out,
102 unsigned long length, const AES_KEY *key,
103 unsigned char *ivec, int *num, const int enc);
104 void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out,
105 const unsigned long length, const AES_KEY *key,
106 unsigned char *ivec, int *num, const int enc);
107 void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out,
108 const unsigned long length, const AES_KEY *key,
109 unsigned char *ivec, int *num, const int enc);
110 void AES_cfbr_encrypt_block(const unsigned char *in,unsigned char *out,
111 const int nbits,const AES_KEY *key,
112 unsigned char *ivec,const int enc);
113 void AES_ofb128_encrypt(const unsigned char *in, unsigned char *out,
114 const unsigned long length, const AES_KEY *key,
115 unsigned char *ivec, int *num);
116 void AES_ctr128_encrypt(const unsigned char *in, unsigned char *out,
117 const unsigned long length, const AES_KEY *key,
118 unsigned char ivec[AES_BLOCK_SIZE],
119 unsigned char ecount_buf[AES_BLOCK_SIZE],
127 #endif /* !HEADER_AES_H */