staging: vt6656: dead code remove micheal.c/h
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley
Greg Kroah-Hartman
parent
fa2cdd2b0a
commit
08a9001544
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@ -15,7 +15,6 @@ vt6656_stage-y += main_usb.o \
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rc4.o \
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tether.o \
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key.o \
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michael.o \
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rf.o \
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usbpipe.o \
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channel.o \
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@ -43,7 +43,6 @@
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#include "bssdb.h"
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#include "mac.h"
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#include "baseband.h"
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#include "michael.h"
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#include "rf.h"
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#include "iowpa.h"
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#include "datarate.h"
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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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#include "tmacro.h"
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#include "michael.h"
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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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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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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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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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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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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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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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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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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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/* 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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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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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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@ -1,52 +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.h
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*
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* Purpose: Reference implementation for Michael
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* written by Niels Ferguson
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*
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* Author: Kyle Hsu
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*
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* Date: Jan 2, 2003
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*
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*/
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#ifndef __MICHAEL_H__
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#define __MICHAEL_H__
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#include <linux/types.h>
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void MIC_vInit(u32 dwK0, u32 dwK1);
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void MIC_vUnInit(void);
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// Append bytes to the message to be MICed
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void MIC_vAppend(u8 * src, unsigned int nBytes);
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// Get the MIC result. Destination should accept 8 bytes of result.
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// This also resets the message to empty.
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void MIC_vGetMIC(u32 * pdwL, u32 * pdwR);
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// Rotation functions on 32 bit values
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#define ROL32(A, n) \
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(((A) << (n)) | (((A)>>(32-(n))) & ((1UL << (n)) - 1)))
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#define ROR32(A, n) ROL32((A), 32-(n))
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#endif /* __MICHAEL_H__ */
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@ -49,7 +49,6 @@
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#include "card.h"
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#include "bssdb.h"
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#include "mac.h"
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#include "michael.h"
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#include "rf.h"
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#include "datarate.h"
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#include "usbpipe.h"
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