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 31#ifndef __MICHAEL_H__ 32#define __MICHAEL_H__ 33 34/*--------------------- Export Definitions -------------------------*/ 35 36/*--------------------- Export Types ------------------------------*/ 37 38void MIC_vInit(unsigned long dwK0, unsigned long dwK1); 39 40void MIC_vUnInit(void); 41 42// Append bytes to the message to be MICed 43void MIC_vAppend(unsigned char *src, unsigned int nBytes); 44 45// Get the MIC result. Destination should accept 8 bytes of result. 46// This also resets the message to empty. 47void MIC_vGetMIC(unsigned long *pdwL, unsigned long *pdwR); 48 49/*--------------------- Export Macros ------------------------------*/ 50 51// Rotation functions on 32 bit values 52#define ROL32( A, n ) \ 53 ( ((A) << (n)) | ( ((A)>>(32-(n))) & ( (1UL << (n)) - 1 ) ) ) 54#define ROR32( A, n ) ROL32( (A), 32-(n) ) 55 56#endif //__MICHAEL_H__ 57