[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / staging / vt6656 / michael.h

/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 *
 * File: Michael.h
 *
 * Purpose: Reference implementation for Michael
 *          written by Niels Ferguson
 *
 * Author: Kyle Hsu
 *
 * Date: Jan 2, 2003
 *
 */

#ifndef __MICHAEL_H__
#define __MICHAEL_H__

#include <linux/types.h>

void MIC_vInit(u32 dwK0, u32 dwK1);

void MIC_vUnInit(void);

// Append bytes to the message to be MICed
void MIC_vAppend(u8 * src, unsigned int nBytes);

// Get the MIC result. Destination should accept 8 bytes of result.
// This also resets the message to empty.
void MIC_vGetMIC(u32 * pdwL, u32 * pdwR);

// Rotation functions on 32 bit values
#define ROL32(A, n) \
 (((A) << (n)) | (((A)>>(32-(n)))  & ((1UL << (n)) - 1)))
#define ROR32(A, n) ROL32((A), 32-(n))

#endif /* __MICHAEL_H__ */
Commit	Line	Data
92b96797 FB	1	/*
	2	* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
	3	* All rights reserved.
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License along
	16	* with this program; if not, write to the Free Software Foundation, Inc.,
	17	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	18	*
	19	*
	20	* File: Michael.h
	21	*
	22	* Purpose: Reference implementation for Michael
	23	* written by Niels Ferguson
	24	*
	25	* Author: Kyle Hsu
	26	*
	27	* Date: Jan 2, 2003
	28	*
	29	*/
	30
92b96797 FB	31	#ifndef __MICHAEL_H__
	32	#define __MICHAEL_H__
	33
4fcf9498 AM	34	#include <linux/types.h>
4fcf9498 AM	35
52a7e64b	36	void MIC_vInit(u32 dwK0, u32 dwK1);
92b96797	37
8611a29a	38	void MIC_vUnInit(void);
92b96797 FB	39
92b96797 FB	40	// Append bytes to the message to be MICed
b902fbfe	41	void MIC_vAppend(u8 * src, unsigned int nBytes);
92b96797 FB	42
	43	// Get the MIC result. Destination should accept 8 bytes of result.
	44	// This also resets the message to empty.
52a7e64b	45	void MIC_vGetMIC(u32 * pdwL, u32 * pdwR);
92b96797	46
92b96797	47	// Rotation functions on 32 bit values
d9d1ccb5 AM	48	#define ROL32(A, n) \
	49	(((A) << (n)) \| (((A)>>(32-(n))) & ((1UL << (n)) - 1)))
	50	#define ROR32(A, n) ROL32((A), 32-(n))
92b96797	51
e7b07d1d	52	#endif /* __MICHAEL_H__ */