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@@ -1,167 +0,0 @@
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-/*
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- * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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- * All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License along
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- * with this program; if not, write to the Free Software Foundation, Inc.,
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- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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- *
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- *
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- * File: michael.cpp
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- *
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- * Purpose: The implementation of LIST data structure.
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- *
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- * Author: Kyle Hsu
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- *
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- * Date: Sep 4, 2002
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- *
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- * Functions:
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- * s_dwGetUINT32 - Convert from u8[] to u32 in a portable way
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- * s_vPutUINT32 - Convert from u32 to u8[] in a portable way
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- * s_vClear - Reset the state to the empty message.
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- * s_vSetKey - Set the key.
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- * MIC_vInit - Set the key.
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- * s_vAppendByte - Append the byte to our word-sized buffer.
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- * MIC_vAppend - call s_vAppendByte.
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- * MIC_vGetMIC - Append the minimum padding and call s_vAppendByte.
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- *
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- * Revision History:
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- *
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- */
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-
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-#include "tmacro.h"
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-#include "michael.h"
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-
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-/*
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- * static u32 s_dwGetUINT32(u8 * p); Get u32 from
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- * 4 bytes LSByte first
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- * static void s_vPutUINT32(u8* p, u32 val); Put u32 into
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- * 4 bytes LSByte first
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- */
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-static void s_vClear(void); /* Clear the internal message,
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- * resets the object to the
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- * state just after construction. */
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-static void s_vSetKey(u32 dwK0, u32 dwK1);
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-static void s_vAppendByte(u8 b); /* Add a single byte to the internal
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- * message */
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-
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-static u32 L, R; /* Current state */
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-static u32 K0, K1; /* Key */
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-static u32 M; /* Message accumulator (single word) */
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-static unsigned int nBytesInM; /* # bytes in M */
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-
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-/*
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-static u32 s_dwGetUINT32 (u8 * p)
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-// Convert from u8[] to u32 in a portable way
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-{
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- u32 res = 0;
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- unsigned int i;
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- for (i = 0; i < 4; i++)
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- res |= (*p++) << (8*i);
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- return res;
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-}
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-
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-static void s_vPutUINT32(u8 *p, u32 val)
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-// Convert from u32 to u8[] in a portable way
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-{
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- unsigned int i;
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- for (i = 0; i < 4; i++) {
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- *p++ = (u8) (val & 0xff);
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- val >>= 8;
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- }
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-}
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-*/
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-
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-static void s_vClear(void)
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-{
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- /* Reset the state to the empty message. */
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- L = K0;
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- R = K1;
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- nBytesInM = 0;
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- M = 0;
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-}
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-
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-static void s_vSetKey(u32 dwK0, u32 dwK1)
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-{
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- /* Set the key */
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- K0 = dwK0;
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- K1 = dwK1;
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- /* and reset the message */
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- s_vClear();
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-}
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-
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-static void s_vAppendByte(u8 b)
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-{
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- /* Append the byte to our word-sized buffer */
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- M |= b << (8*nBytesInM);
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- nBytesInM++;
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- /* Process the word if it is full. */
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- if (nBytesInM >= 4) {
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- L ^= M;
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- R ^= ROL32(L, 17);
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- L += R;
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- R ^= ((L & 0xff00ff00) >> 8) | ((L & 0x00ff00ff) << 8);
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- L += R;
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- R ^= ROL32(L, 3);
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- L += R;
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- R ^= ROR32(L, 2);
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- L += R;
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- /* Clear the buffer */
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- M = 0;
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- nBytesInM = 0;
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- }
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-}
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-
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-void MIC_vInit(u32 dwK0, u32 dwK1)
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-{
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- /* Set the key */
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- s_vSetKey(dwK0, dwK1);
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-}
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-
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-void MIC_vUnInit(void)
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-{
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- /* Wipe the key material */
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- K0 = 0;
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- K1 = 0;
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-
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- /* And the other fields as well. */
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- /* Note that this sets (L,R) to (K0,K1) which is just fine. */
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- s_vClear();
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-}
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-
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-void MIC_vAppend(u8 * src, unsigned int nBytes)
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-{
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- /* This is simple */
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- while (nBytes > 0) {
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- s_vAppendByte(*src++);
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- nBytes--;
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- }
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-}
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-
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-void MIC_vGetMIC(u32 * pdwL, u32 * pdwR)
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-{
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- /* Append the minimum padding */
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- s_vAppendByte(0x5a);
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- s_vAppendByte(0);
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- s_vAppendByte(0);
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- s_vAppendByte(0);
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- s_vAppendByte(0);
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- /* and then zeroes until the length is a multiple of 4 */
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- while (nBytesInM != 0)
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- s_vAppendByte(0);
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- /* The s_vAppendByte function has already computed the result. */
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- *pdwL = L;
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- *pdwR = R;
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- /* Reset to the empty message. */
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- s_vClear();
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-}
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Malcolm Priestley