10Sstevel@tonic-gate /* crypto/aes/aes.h -*- mode:C; c-file-style: "eay" -*- */ 20Sstevel@tonic-gate /* ==================================================================== 30Sstevel@tonic-gate * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. 40Sstevel@tonic-gate * 50Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 60Sstevel@tonic-gate * modification, are permitted provided that the following conditions 70Sstevel@tonic-gate * are met: 80Sstevel@tonic-gate * 90Sstevel@tonic-gate * 1. Redistributions of source code must retain the above copyright 100Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 110Sstevel@tonic-gate * 120Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 130Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in 140Sstevel@tonic-gate * the documentation and/or other materials provided with the 150Sstevel@tonic-gate * distribution. 160Sstevel@tonic-gate * 170Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this 180Sstevel@tonic-gate * software must display the following acknowledgment: 190Sstevel@tonic-gate * "This product includes software developed by the OpenSSL Project 200Sstevel@tonic-gate * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 210Sstevel@tonic-gate * 220Sstevel@tonic-gate * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 230Sstevel@tonic-gate * endorse or promote products derived from this software without 240Sstevel@tonic-gate * prior written permission. For written permission, please contact 250Sstevel@tonic-gate * openssl-core@openssl.org. 260Sstevel@tonic-gate * 270Sstevel@tonic-gate * 5. Products derived from this software may not be called "OpenSSL" 280Sstevel@tonic-gate * nor may "OpenSSL" appear in their names without prior written 290Sstevel@tonic-gate * permission of the OpenSSL Project. 300Sstevel@tonic-gate * 310Sstevel@tonic-gate * 6. Redistributions of any form whatsoever must retain the following 320Sstevel@tonic-gate * acknowledgment: 330Sstevel@tonic-gate * "This product includes software developed by the OpenSSL Project 340Sstevel@tonic-gate * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 350Sstevel@tonic-gate * 360Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 370Sstevel@tonic-gate * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 380Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 390Sstevel@tonic-gate * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 400Sstevel@tonic-gate * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 410Sstevel@tonic-gate * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 420Sstevel@tonic-gate * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 430Sstevel@tonic-gate * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 440Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 450Sstevel@tonic-gate * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 460Sstevel@tonic-gate * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 470Sstevel@tonic-gate * OF THE POSSIBILITY OF SUCH DAMAGE. 480Sstevel@tonic-gate * ==================================================================== 490Sstevel@tonic-gate * 500Sstevel@tonic-gate */ 510Sstevel@tonic-gate 520Sstevel@tonic-gate #ifndef HEADER_AES_H 530Sstevel@tonic-gate #define HEADER_AES_H 540Sstevel@tonic-gate 55*2139Sjp161948 #include <openssl/opensslconf.h> 56*2139Sjp161948 570Sstevel@tonic-gate #ifdef OPENSSL_NO_AES 580Sstevel@tonic-gate #error AES is disabled. 590Sstevel@tonic-gate #endif 600Sstevel@tonic-gate 610Sstevel@tonic-gate #define AES_ENCRYPT 1 620Sstevel@tonic-gate #define AES_DECRYPT 0 630Sstevel@tonic-gate 640Sstevel@tonic-gate /* Because array size can't be a const in C, the following two are macros. 650Sstevel@tonic-gate Both sizes are in bytes. */ 660Sstevel@tonic-gate #define AES_MAXNR 14 670Sstevel@tonic-gate #define AES_BLOCK_SIZE 16 680Sstevel@tonic-gate 690Sstevel@tonic-gate #ifdef __cplusplus 700Sstevel@tonic-gate extern "C" { 710Sstevel@tonic-gate #endif 720Sstevel@tonic-gate 730Sstevel@tonic-gate /* This should be a hidden type, but EVP requires that the size be known */ 740Sstevel@tonic-gate struct aes_key_st { 75*2139Sjp161948 #ifdef AES_LONG 760Sstevel@tonic-gate unsigned long rd_key[4 *(AES_MAXNR + 1)]; 77*2139Sjp161948 #else 78*2139Sjp161948 unsigned int rd_key[4 *(AES_MAXNR + 1)]; 79*2139Sjp161948 #endif 800Sstevel@tonic-gate int rounds; 810Sstevel@tonic-gate }; 820Sstevel@tonic-gate typedef struct aes_key_st AES_KEY; 830Sstevel@tonic-gate 840Sstevel@tonic-gate const char *AES_options(void); 850Sstevel@tonic-gate 860Sstevel@tonic-gate int AES_set_encrypt_key(const unsigned char *userKey, const int bits, 870Sstevel@tonic-gate AES_KEY *key); 880Sstevel@tonic-gate int AES_set_decrypt_key(const unsigned char *userKey, const int bits, 890Sstevel@tonic-gate AES_KEY *key); 900Sstevel@tonic-gate 910Sstevel@tonic-gate void AES_encrypt(const unsigned char *in, unsigned char *out, 920Sstevel@tonic-gate const AES_KEY *key); 930Sstevel@tonic-gate void AES_decrypt(const unsigned char *in, unsigned char *out, 940Sstevel@tonic-gate const AES_KEY *key); 950Sstevel@tonic-gate 960Sstevel@tonic-gate void AES_ecb_encrypt(const unsigned char *in, unsigned char *out, 970Sstevel@tonic-gate const AES_KEY *key, const int enc); 980Sstevel@tonic-gate void AES_cbc_encrypt(const unsigned char *in, unsigned char *out, 990Sstevel@tonic-gate const unsigned long length, const AES_KEY *key, 1000Sstevel@tonic-gate unsigned char *ivec, const int enc); 1010Sstevel@tonic-gate void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out, 1020Sstevel@tonic-gate const unsigned long length, const AES_KEY *key, 1030Sstevel@tonic-gate unsigned char *ivec, int *num, const int enc); 104*2139Sjp161948 void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out, 105*2139Sjp161948 const unsigned long length, const AES_KEY *key, 106*2139Sjp161948 unsigned char *ivec, int *num, const int enc); 107*2139Sjp161948 void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out, 108*2139Sjp161948 const unsigned long length, const AES_KEY *key, 109*2139Sjp161948 unsigned char *ivec, int *num, const int enc); 110*2139Sjp161948 void AES_cfbr_encrypt_block(const unsigned char *in,unsigned char *out, 111*2139Sjp161948 const int nbits,const AES_KEY *key, 112*2139Sjp161948 unsigned char *ivec,const int enc); 1130Sstevel@tonic-gate void AES_ofb128_encrypt(const unsigned char *in, unsigned char *out, 1140Sstevel@tonic-gate const unsigned long length, const AES_KEY *key, 1150Sstevel@tonic-gate unsigned char *ivec, int *num); 1160Sstevel@tonic-gate void AES_ctr128_encrypt(const unsigned char *in, unsigned char *out, 1170Sstevel@tonic-gate const unsigned long length, const AES_KEY *key, 1180Sstevel@tonic-gate unsigned char ivec[AES_BLOCK_SIZE], 1190Sstevel@tonic-gate unsigned char ecount_buf[AES_BLOCK_SIZE], 1200Sstevel@tonic-gate unsigned int *num); 1210Sstevel@tonic-gate 1220Sstevel@tonic-gate 1230Sstevel@tonic-gate #ifdef __cplusplus 1240Sstevel@tonic-gate } 1250Sstevel@tonic-gate #endif 1260Sstevel@tonic-gate 1270Sstevel@tonic-gate #endif /* !HEADER_AES_H */ 128