1*ebfedea0SLionel Sambuc /* $NetBSD: aes.h,v 1.1.1.2 2011/04/14 14:08:30 elric Exp $ */ 2*ebfedea0SLionel Sambuc 3*ebfedea0SLionel Sambuc /* 4*ebfedea0SLionel Sambuc * Copyright (c) 2003-2004 Kungliga Tekniska Högskolan 5*ebfedea0SLionel Sambuc * (Royal Institute of Technology, Stockholm, Sweden). 6*ebfedea0SLionel Sambuc * All rights reserved. 7*ebfedea0SLionel Sambuc * 8*ebfedea0SLionel Sambuc * Redistribution and use in source and binary forms, with or without 9*ebfedea0SLionel Sambuc * modification, are permitted provided that the following conditions 10*ebfedea0SLionel Sambuc * are met: 11*ebfedea0SLionel Sambuc * 12*ebfedea0SLionel Sambuc * 1. Redistributions of source code must retain the above copyright 13*ebfedea0SLionel Sambuc * notice, this list of conditions and the following disclaimer. 14*ebfedea0SLionel Sambuc * 15*ebfedea0SLionel Sambuc * 2. Redistributions in binary form must reproduce the above copyright 16*ebfedea0SLionel Sambuc * notice, this list of conditions and the following disclaimer in the 17*ebfedea0SLionel Sambuc * documentation and/or other materials provided with the distribution. 18*ebfedea0SLionel Sambuc * 19*ebfedea0SLionel Sambuc * 3. Neither the name of the Institute nor the names of its contributors 20*ebfedea0SLionel Sambuc * may be used to endorse or promote products derived from this software 21*ebfedea0SLionel Sambuc * without specific prior written permission. 22*ebfedea0SLionel Sambuc * 23*ebfedea0SLionel Sambuc * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24*ebfedea0SLionel Sambuc * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25*ebfedea0SLionel Sambuc * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26*ebfedea0SLionel Sambuc * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27*ebfedea0SLionel Sambuc * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28*ebfedea0SLionel Sambuc * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29*ebfedea0SLionel Sambuc * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30*ebfedea0SLionel Sambuc * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31*ebfedea0SLionel Sambuc * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32*ebfedea0SLionel Sambuc * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33*ebfedea0SLionel Sambuc * SUCH DAMAGE. 34*ebfedea0SLionel Sambuc */ 35*ebfedea0SLionel Sambuc 36*ebfedea0SLionel Sambuc /* Id */ 37*ebfedea0SLionel Sambuc 38*ebfedea0SLionel Sambuc #ifndef HEIM_AES_H 39*ebfedea0SLionel Sambuc #define HEIM_AES_H 1 40*ebfedea0SLionel Sambuc 41*ebfedea0SLionel Sambuc /* symbol renaming */ 42*ebfedea0SLionel Sambuc #define AES_set_encrypt_key hc_AES_set_encrypt_key 43*ebfedea0SLionel Sambuc #define AES_set_decrypt_key hc_AES_decrypt_key 44*ebfedea0SLionel Sambuc #define AES_encrypt hc_AES_encrypt 45*ebfedea0SLionel Sambuc #define AES_decrypt hc_AES_decrypt 46*ebfedea0SLionel Sambuc #define AES_cbc_encrypt hc_AES_cbc_encrypt 47*ebfedea0SLionel Sambuc #define AES_cfb8_encrypt hc_AES_cfb8_encrypt 48*ebfedea0SLionel Sambuc 49*ebfedea0SLionel Sambuc /* 50*ebfedea0SLionel Sambuc * 51*ebfedea0SLionel Sambuc */ 52*ebfedea0SLionel Sambuc 53*ebfedea0SLionel Sambuc #define AES_BLOCK_SIZE 16 54*ebfedea0SLionel Sambuc #define AES_MAXNR 14 55*ebfedea0SLionel Sambuc 56*ebfedea0SLionel Sambuc #define AES_ENCRYPT 1 57*ebfedea0SLionel Sambuc #define AES_DECRYPT 0 58*ebfedea0SLionel Sambuc 59*ebfedea0SLionel Sambuc typedef struct aes_key { 60*ebfedea0SLionel Sambuc uint32_t key[(AES_MAXNR+1)*4]; 61*ebfedea0SLionel Sambuc int rounds; 62*ebfedea0SLionel Sambuc } AES_KEY; 63*ebfedea0SLionel Sambuc 64*ebfedea0SLionel Sambuc #ifdef __cplusplus 65*ebfedea0SLionel Sambuc extern "C" { 66*ebfedea0SLionel Sambuc #endif 67*ebfedea0SLionel Sambuc 68*ebfedea0SLionel Sambuc int AES_set_encrypt_key(const unsigned char *, const int, AES_KEY *); 69*ebfedea0SLionel Sambuc int AES_set_decrypt_key(const unsigned char *, const int, AES_KEY *); 70*ebfedea0SLionel Sambuc 71*ebfedea0SLionel Sambuc void AES_encrypt(const unsigned char *, unsigned char *, const AES_KEY *); 72*ebfedea0SLionel Sambuc void AES_decrypt(const unsigned char *, unsigned char *, const AES_KEY *); 73*ebfedea0SLionel Sambuc 74*ebfedea0SLionel Sambuc void AES_cbc_encrypt(const unsigned char *, unsigned char *, 75*ebfedea0SLionel Sambuc unsigned long, const AES_KEY *, 76*ebfedea0SLionel Sambuc unsigned char *, int); 77*ebfedea0SLionel Sambuc void AES_cfb8_encrypt(const unsigned char *, unsigned char *, 78*ebfedea0SLionel Sambuc unsigned long, const AES_KEY *, 79*ebfedea0SLionel Sambuc unsigned char *, int); 80*ebfedea0SLionel Sambuc 81*ebfedea0SLionel Sambuc #ifdef __cplusplus 82*ebfedea0SLionel Sambuc } 83*ebfedea0SLionel Sambuc #endif 84*ebfedea0SLionel Sambuc 85*ebfedea0SLionel Sambuc #endif /* HEIM_AES_H */ 86