blob: a21d6cf0be22a288b917be7545f559a0d21c7c50 [file] [log] [blame]
/* Copyright (c) 2003-2008, Jouni Malinen <j@w1.fi> and contributors
* All Rights Reserved.
*
* This program is dual-licensed under both the GPL version 2 and BSD
* license. Either license may be used at your option.
*
*
*
* License
* -------
*
* GPL v2:
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* (this copy of the license is in COPYING file)
*
*
* Alternatively, this software may be distributed, used, and modified
* under the terms of BSD license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name(s) of the above-listed copyright holder(s) nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*****************************************************************************
*
* Filename:
* ---------
* aes.h
*
* Project:
* --------
* Maui_Software
*
* Description:
* ------------
* aes software function.
*
* Author:
* -------
* -------
*
*============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*============================================================================
****************************************************************************/
#ifndef __AES_H__
#define __AES_H__
#include "kal_general_types.h"
#if defined(_MSC_VER)
#define SWAP(x) (_lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00)
#define GETU32(p) SWAP(*((u32 *)(p)))
#define PUTU32(ct, st) { *((u32 *)(ct)) = SWAP((st)); }
#else
#define GETU32(pt) (((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] << 8) ^ ((u32)(pt)[3]))
#define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); (ct)[2] = (u8)((st) >> 8); (ct)[3] = (u8)(st); }
#endif
typedef unsigned long u32;
typedef unsigned short u16;
typedef unsigned char u8;
#define MAXKC (256/32)
#define MAXKB (256/8)
#define MAXNR 14
#undef FULL_UNROLL
#define AES_ENCRYPT 1
#define AES_DECRYPT 0
#define AES_MAXNR 14
#define AES_BLOCK_SIZE 16
struct aes_key_st {
unsigned long rd_key[4 *(AES_MAXNR + 1)];
int rounds;
};
typedef struct aes_key_st AES_KEY;
kal_int32 CHE_AES_block_encrypt(kal_uint8 *ivec, AES_KEY *cipher, kal_uint8 *input, kal_uint32 uInputLen, kal_uint8 *outBuffer, kal_bool first_flag, kal_uint8 *orgIV);
kal_int32 CHE_AES_block_decrypt(kal_uint8 *ivec, AES_KEY *cipher, kal_uint8 *input, kal_uint32 uInputLen, kal_uint8 *outBuffer, kal_bool first_flag, kal_uint8 *orgIV);
void CHE_AES_unit_encrypt(const kal_uint32 rk[], kal_int32 Nr, const kal_uint8 pt[16], kal_uint8 ct[16]);
void CHE_AES_unit_decrypt(const kal_uint32 rk[], int Nr, const kal_uint8 ct[16], kal_uint8 pt[16]);
void CHE_AES_unit_encrypt(const kal_uint32 rk[], kal_int32 Nr, const kal_uint8 pt[16], kal_uint8 ct[16]);
void CHE_AES_unit_decrypt(const kal_uint32 rk[], int Nr, const kal_uint8 ct[16], kal_uint8 pt[16]);
kal_int32 CHE_AES_ctr_encrypt( unsigned char *nonce, AES_KEY *key, unsigned char *data, unsigned long data_len, unsigned char *output, kal_bool first_flag, kal_uint8 *orgIV, void *aes_param);
kal_int32 CHE_AES_ctr_decrypt( unsigned char *nonce, AES_KEY *key, unsigned char *data, unsigned long data_len, unsigned char *output, kal_bool first_flag, kal_uint8 *orgIV, void *aes_param);
kal_int32 CHE_AES_f8_encrypt( unsigned char *IV, AES_KEY *key, unsigned char *data, unsigned long data_len, unsigned char *output, kal_bool first_flag);
kal_int32 CHE_AES_f8_decrypt( unsigned char *IV, AES_KEY *key, unsigned char *data, unsigned long data_len, unsigned char *output, kal_bool first_flag);
kal_int32 CHE_AES_setup_enc_key(kal_uint32 rk[], const kal_uint8 *cipherKey, kal_int32 keyBits);
//kal_int32 CHE_AES_ctr_decrypt( unsigned char *nonce, AES_KEY *key, unsigned char *data, unsigned long data_len, unsigned char *output, kal_bool first_flag, kal_uint8 *orgIV);
kal_int32 CHE_AES_setup_dec_key(kal_uint32 rk[], const kal_uint8 cipherKey[], kal_int32 keyBits);
int CHE_AES_WRAP(AES_KEY *key, kal_int32 n, const kal_uint8 *plain, kal_uint8 *cipher);
int CHE_AES_UNWRAP(AES_KEY *key, kal_int32 n, const kal_uint8 *cipher, kal_uint8 *plain);
#endif /* __AES_H__ */