From 7c23c2d25df818805e6754cd196076a52d84af39 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Wed, 29 Oct 2014 17:55:38 +0000 Subject: staging: vt6655: deadcode remove aes_ccmp/rc4/tkip Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman diff --git a/drivers/staging/vt6655/Makefile b/drivers/staging/vt6655/Makefile index 7286e32..f49f12b 100644 --- a/drivers/staging/vt6655/Makefile +++ b/drivers/staging/vt6655/Makefile @@ -14,14 +14,11 @@ vt6655_stage-y += device_main.o \ power.o \ srom.o \ mib.o \ - rc4.o \ tether.o \ tcrc.o \ key.o \ - tkip.o \ michael.o \ rf.o \ - aes_ccmp.o \ vntwifi.o obj-$(CONFIG_VT6655) += vt6655_stage.o diff --git a/drivers/staging/vt6655/aes_ccmp.c b/drivers/staging/vt6655/aes_ccmp.c deleted file mode 100644 index 1dfcfcb..0000000 --- a/drivers/staging/vt6655/aes_ccmp.c +++ /dev/null @@ -1,374 +0,0 @@ -/* - * 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: aes_ccmp.c - * - * Purpose: AES_CCMP decryption - * - * Author: Warren Hsu - * - * Date: Feb 15, 2005 - * - * Functions: - * AESbGenCCMP - Parsing RX-packet - * - * - * Revision History: - * - */ - -#include "device.h" -#include "80211hdr.h" -#include "aes_ccmp.h" - -/*--------------------- Static Definitions -------------------------*/ - -/*--------------------- Static Classes ----------------------------*/ - -/*--------------------- Static Variables --------------------------*/ - -/* - * SBOX Table - */ - -static unsigned char sbox_table[256] = { - 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, - 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, - 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, - 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, - 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, - 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, - 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, - 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, - 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, - 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, - 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, - 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, - 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, - 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, - 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, - 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 -}; - -static unsigned char dot2_table[256] = { - 0x00, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e, - 0x20, 0x22, 0x24, 0x26, 0x28, 0x2a, 0x2c, 0x2e, 0x30, 0x32, 0x34, 0x36, 0x38, 0x3a, 0x3c, 0x3e, - 0x40, 0x42, 0x44, 0x46, 0x48, 0x4a, 0x4c, 0x4e, 0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e, - 0x60, 0x62, 0x64, 0x66, 0x68, 0x6a, 0x6c, 0x6e, 0x70, 0x72, 0x74, 0x76, 0x78, 0x7a, 0x7c, 0x7e, - 0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c, 0x8e, 0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9c, 0x9e, - 0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac, 0xae, 0xb0, 0xb2, 0xb4, 0xb6, 0xb8, 0xba, 0xbc, 0xbe, - 0xc0, 0xc2, 0xc4, 0xc6, 0xc8, 0xca, 0xcc, 0xce, 0xd0, 0xd2, 0xd4, 0xd6, 0xd8, 0xda, 0xdc, 0xde, - 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 0xee, 0xf0, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0xfe, - 0x1b, 0x19, 0x1f, 0x1d, 0x13, 0x11, 0x17, 0x15, 0x0b, 0x09, 0x0f, 0x0d, 0x03, 0x01, 0x07, 0x05, - 0x3b, 0x39, 0x3f, 0x3d, 0x33, 0x31, 0x37, 0x35, 0x2b, 0x29, 0x2f, 0x2d, 0x23, 0x21, 0x27, 0x25, - 0x5b, 0x59, 0x5f, 0x5d, 0x53, 0x51, 0x57, 0x55, 0x4b, 0x49, 0x4f, 0x4d, 0x43, 0x41, 0x47, 0x45, - 0x7b, 0x79, 0x7f, 0x7d, 0x73, 0x71, 0x77, 0x75, 0x6b, 0x69, 0x6f, 0x6d, 0x63, 0x61, 0x67, 0x65, - 0x9b, 0x99, 0x9f, 0x9d, 0x93, 0x91, 0x97, 0x95, 0x8b, 0x89, 0x8f, 0x8d, 0x83, 0x81, 0x87, 0x85, - 0xbb, 0xb9, 0xbf, 0xbd, 0xb3, 0xb1, 0xb7, 0xb5, 0xab, 0xa9, 0xaf, 0xad, 0xa3, 0xa1, 0xa7, 0xa5, - 0xdb, 0xd9, 0xdf, 0xdd, 0xd3, 0xd1, 0xd7, 0xd5, 0xcb, 0xc9, 0xcf, 0xcd, 0xc3, 0xc1, 0xc7, 0xc5, - 0xfb, 0xf9, 0xff, 0xfd, 0xf3, 0xf1, 0xf7, 0xf5, 0xeb, 0xe9, 0xef, 0xed, 0xe3, 0xe1, 0xe7, 0xe5 -}; - -static unsigned char dot3_table[256] = { - 0x00, 0x03, 0x06, 0x05, 0x0c, 0x0f, 0x0a, 0x09, 0x18, 0x1b, 0x1e, 0x1d, 0x14, 0x17, 0x12, 0x11, - 0x30, 0x33, 0x36, 0x35, 0x3c, 0x3f, 0x3a, 0x39, 0x28, 0x2b, 0x2e, 0x2d, 0x24, 0x27, 0x22, 0x21, - 0x60, 0x63, 0x66, 0x65, 0x6c, 0x6f, 0x6a, 0x69, 0x78, 0x7b, 0x7e, 0x7d, 0x74, 0x77, 0x72, 0x71, - 0x50, 0x53, 0x56, 0x55, 0x5c, 0x5f, 0x5a, 0x59, 0x48, 0x4b, 0x4e, 0x4d, 0x44, 0x47, 0x42, 0x41, - 0xc0, 0xc3, 0xc6, 0xc5, 0xcc, 0xcf, 0xca, 0xc9, 0xd8, 0xdb, 0xde, 0xdd, 0xd4, 0xd7, 0xd2, 0xd1, - 0xf0, 0xf3, 0xf6, 0xf5, 0xfc, 0xff, 0xfa, 0xf9, 0xe8, 0xeb, 0xee, 0xed, 0xe4, 0xe7, 0xe2, 0xe1, - 0xa0, 0xa3, 0xa6, 0xa5, 0xac, 0xaf, 0xaa, 0xa9, 0xb8, 0xbb, 0xbe, 0xbd, 0xb4, 0xb7, 0xb2, 0xb1, - 0x90, 0x93, 0x96, 0x95, 0x9c, 0x9f, 0x9a, 0x99, 0x88, 0x8b, 0x8e, 0x8d, 0x84, 0x87, 0x82, 0x81, - 0x9b, 0x98, 0x9d, 0x9e, 0x97, 0x94, 0x91, 0x92, 0x83, 0x80, 0x85, 0x86, 0x8f, 0x8c, 0x89, 0x8a, - 0xab, 0xa8, 0xad, 0xae, 0xa7, 0xa4, 0xa1, 0xa2, 0xb3, 0xb0, 0xb5, 0xb6, 0xbf, 0xbc, 0xb9, 0xba, - 0xfb, 0xf8, 0xfd, 0xfe, 0xf7, 0xf4, 0xf1, 0xf2, 0xe3, 0xe0, 0xe5, 0xe6, 0xef, 0xec, 0xe9, 0xea, - 0xcb, 0xc8, 0xcd, 0xce, 0xc7, 0xc4, 0xc1, 0xc2, 0xd3, 0xd0, 0xd5, 0xd6, 0xdf, 0xdc, 0xd9, 0xda, - 0x5b, 0x58, 0x5d, 0x5e, 0x57, 0x54, 0x51, 0x52, 0x43, 0x40, 0x45, 0x46, 0x4f, 0x4c, 0x49, 0x4a, - 0x6b, 0x68, 0x6d, 0x6e, 0x67, 0x64, 0x61, 0x62, 0x73, 0x70, 0x75, 0x76, 0x7f, 0x7c, 0x79, 0x7a, - 0x3b, 0x38, 0x3d, 0x3e, 0x37, 0x34, 0x31, 0x32, 0x23, 0x20, 0x25, 0x26, 0x2f, 0x2c, 0x29, 0x2a, - 0x0b, 0x08, 0x0d, 0x0e, 0x07, 0x04, 0x01, 0x02, 0x13, 0x10, 0x15, 0x16, 0x1f, 0x1c, 0x19, 0x1a -}; - -/*--------------------- Static Functions --------------------------*/ - -/*--------------------- Export Variables --------------------------*/ - -/*--------------------- Export Functions --------------------------*/ - -static void xor_128(unsigned char *a, unsigned char *b, unsigned char *out) -{ - unsigned long *dwPtrA = (unsigned long *)a; - unsigned long *dwPtrB = (unsigned long *)b; - unsigned long *dwPtrOut = (unsigned long *)out; - - (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); - (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); - (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); - (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); -} - -static void xor_32(unsigned char *a, unsigned char *b, unsigned char *out) -{ - unsigned long *dwPtrA = (unsigned long *)a; - unsigned long *dwPtrB = (unsigned long *)b; - unsigned long *dwPtrOut = (unsigned long *)out; - - (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); -} - -static void AddRoundKey(unsigned char *key, int round) -{ - unsigned char sbox_key[4]; - unsigned char rcon_table[10] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36}; - - sbox_key[0] = sbox_table[key[13]]; - sbox_key[1] = sbox_table[key[14]]; - sbox_key[2] = sbox_table[key[15]]; - sbox_key[3] = sbox_table[key[12]]; - - key[0] = key[0] ^ rcon_table[round]; - xor_32(&key[0], sbox_key, &key[0]); - - xor_32(&key[4], &key[0], &key[4]); - xor_32(&key[8], &key[4], &key[8]); - xor_32(&key[12], &key[8], &key[12]); -} - -static void SubBytes(unsigned char *in, unsigned char *out) -{ - int i; - - for (i = 0; i < 16; i++) - out[i] = sbox_table[in[i]]; -} - -static void ShiftRows(unsigned char *in, unsigned char *out) -{ - out[0] = in[0]; - out[1] = in[5]; - out[2] = in[10]; - out[3] = in[15]; - out[4] = in[4]; - out[5] = in[9]; - out[6] = in[14]; - out[7] = in[3]; - out[8] = in[8]; - out[9] = in[13]; - out[10] = in[2]; - out[11] = in[7]; - out[12] = in[12]; - out[13] = in[1]; - out[14] = in[6]; - out[15] = in[11]; -} - -static void MixColumns(unsigned char *in, unsigned char *out) -{ - out[0] = dot2_table[in[0]] ^ dot3_table[in[1]] ^ in[2] ^ in[3]; - out[1] = in[0] ^ dot2_table[in[1]] ^ dot3_table[in[2]] ^ in[3]; - out[2] = in[0] ^ in[1] ^ dot2_table[in[2]] ^ dot3_table[in[3]]; - out[3] = dot3_table[in[0]] ^ in[1] ^ in[2] ^ dot2_table[in[3]]; -} - -static void AESv128(unsigned char *key, unsigned char *data, unsigned char *ciphertext) -{ - int i; - int round; - unsigned char TmpdataA[16]; - unsigned char TmpdataB[16]; - unsigned char abyRoundKey[16]; - - for (i = 0; i < 16; i++) - abyRoundKey[i] = key[i]; - - for (round = 0; round < 11; round++) { - if (round == 0) { - xor_128(abyRoundKey, data, ciphertext); - AddRoundKey(abyRoundKey, round); - } else if (round == 10) { - SubBytes(ciphertext, TmpdataA); - ShiftRows(TmpdataA, TmpdataB); - xor_128(TmpdataB, abyRoundKey, ciphertext); - } else /* round 1 ~ 9 */{ - SubBytes(ciphertext, TmpdataA); - ShiftRows(TmpdataA, TmpdataB); - MixColumns(&TmpdataB[0], &TmpdataA[0]); - MixColumns(&TmpdataB[4], &TmpdataA[4]); - MixColumns(&TmpdataB[8], &TmpdataA[8]); - MixColumns(&TmpdataB[12], &TmpdataA[12]); - xor_128(TmpdataA, abyRoundKey, ciphertext); - AddRoundKey(abyRoundKey, round); - } - } -} - -/* - * Description: AES decryption - * - * Parameters: - * In: - * pbyRxKey - The key used to decrypt - * pbyFrame - Starting address of packet header - * wFrameSize - Total packet size including CRC - * Out: - * none - * - * Return Value: MIC compare result - * - */ -bool AESbGenCCMP(unsigned char *pbyRxKey, unsigned char *pbyFrame, unsigned short wFrameSize) -{ - unsigned char abyNonce[13]; - unsigned char MIC_IV[16]; - unsigned char MIC_HDR1[16]; - unsigned char MIC_HDR2[16]; - unsigned char abyMIC[16]; - unsigned char abyCTRPLD[16]; - unsigned char abyTmp[16]; - unsigned char abyPlainText[16]; - unsigned char abyLastCipher[16]; - - PS802_11Header pMACHeader = (PS802_11Header) pbyFrame; - unsigned char *pbyIV; - unsigned char *pbyPayload; - unsigned short wHLen = 22; - unsigned short wPayloadSize = wFrameSize - 8 - 8 - 4 - WLAN_HDR_ADDR3_LEN;/* 8 is IV, 8 is MIC, 4 is CRC */ - bool bA4 = false; - unsigned char byTmp; - unsigned short wCnt; - int ii, jj, kk; - - pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN; - if (WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) && - WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame)) { - bA4 = true; - pbyIV += 6; /* 6 is 802.11 address4 */ - wHLen += 6; - wPayloadSize -= 6; - } - pbyPayload = pbyIV + 8; /* IV-length */ - - abyNonce[0] = 0x00; /* now is 0, if Qos here will be priority */ - memcpy(&(abyNonce[1]), pMACHeader->abyAddr2, ETH_ALEN); - abyNonce[7] = pbyIV[7]; - abyNonce[8] = pbyIV[6]; - abyNonce[9] = pbyIV[5]; - abyNonce[10] = pbyIV[4]; - abyNonce[11] = pbyIV[1]; - abyNonce[12] = pbyIV[0]; - - /* MIC_IV */ - MIC_IV[0] = 0x59; - memcpy(&(MIC_IV[1]), &(abyNonce[0]), 13); - MIC_IV[14] = (unsigned char)(wPayloadSize >> 8); - MIC_IV[15] = (unsigned char)(wPayloadSize & 0xff); - - /* MIC_HDR1 */ - MIC_HDR1[0] = (unsigned char)(wHLen >> 8); - MIC_HDR1[1] = (unsigned char)(wHLen & 0xff); - byTmp = (unsigned char)(pMACHeader->wFrameCtl & 0xff); - MIC_HDR1[2] = byTmp & 0x8f; - byTmp = (unsigned char)(pMACHeader->wFrameCtl >> 8); - byTmp &= 0x87; - MIC_HDR1[3] = byTmp | 0x40; - memcpy(&(MIC_HDR1[4]), pMACHeader->abyAddr1, ETH_ALEN); - memcpy(&(MIC_HDR1[10]), pMACHeader->abyAddr2, ETH_ALEN); - - /* MIC_HDR2 */ - memcpy(&(MIC_HDR2[0]), pMACHeader->abyAddr3, ETH_ALEN); - byTmp = (unsigned char)(pMACHeader->wSeqCtl & 0xff); - MIC_HDR2[6] = byTmp & 0x0f; - MIC_HDR2[7] = 0; - if (bA4) { - memcpy(&(MIC_HDR2[8]), pMACHeader->abyAddr4, ETH_ALEN); - } else { - MIC_HDR2[8] = 0x00; - MIC_HDR2[9] = 0x00; - MIC_HDR2[10] = 0x00; - MIC_HDR2[11] = 0x00; - MIC_HDR2[12] = 0x00; - MIC_HDR2[13] = 0x00; - } - MIC_HDR2[14] = 0x00; - MIC_HDR2[15] = 0x00; - - /* CCMP */ - AESv128(pbyRxKey, MIC_IV, abyMIC); - for (kk = 0; kk < 16; kk++) - abyTmp[kk] = MIC_HDR1[kk] ^ abyMIC[kk]; - AESv128(pbyRxKey, abyTmp, abyMIC); - for (kk = 0; kk < 16; kk++) - abyTmp[kk] = MIC_HDR2[kk] ^ abyMIC[kk]; - AESv128(pbyRxKey, abyTmp, abyMIC); - - wCnt = 1; - abyCTRPLD[0] = 0x01; - memcpy(&(abyCTRPLD[1]), &(abyNonce[0]), 13); - - for (jj = wPayloadSize; jj > 16; jj = jj - 16) { - abyCTRPLD[14] = (unsigned char)(wCnt >> 8); - abyCTRPLD[15] = (unsigned char)(wCnt & 0xff); - - AESv128(pbyRxKey, abyCTRPLD, abyTmp); - - for (kk = 0; kk < 16; kk++) - abyPlainText[kk] = abyTmp[kk] ^ pbyPayload[kk]; - for (kk = 0; kk < 16; kk++) - abyTmp[kk] = abyMIC[kk] ^ abyPlainText[kk]; - AESv128(pbyRxKey, abyTmp, abyMIC); - - memcpy(pbyPayload, abyPlainText, 16); - wCnt++; - pbyPayload += 16; - } /* for wPayloadSize */ - - /* last payload */ - memcpy(&(abyLastCipher[0]), pbyPayload, jj); - for (ii = jj; ii < 16; ii++) - abyLastCipher[ii] = 0x00; - - abyCTRPLD[14] = (unsigned char)(wCnt >> 8); - abyCTRPLD[15] = (unsigned char)(wCnt & 0xff); - - AESv128(pbyRxKey, abyCTRPLD, abyTmp); - for (kk = 0; kk < 16; kk++) - abyPlainText[kk] = abyTmp[kk] ^ abyLastCipher[kk]; - memcpy(pbyPayload, abyPlainText, jj); - pbyPayload += jj; - - /* for MIC calculation */ - for (ii = jj; ii < 16; ii++) - abyPlainText[ii] = 0x00; - for (kk = 0; kk < 16; kk++) - abyTmp[kk] = abyMIC[kk] ^ abyPlainText[kk]; - AESv128(pbyRxKey, abyTmp, abyMIC); - - /* =>above is the calculate MIC */ - /* -------------------------------------------- */ - - wCnt = 0; - abyCTRPLD[14] = (unsigned char)(wCnt >> 8); - abyCTRPLD[15] = (unsigned char)(wCnt & 0xff); - AESv128(pbyRxKey, abyCTRPLD, abyTmp); - for (kk = 0; kk < 8; kk++) - abyTmp[kk] = abyTmp[kk] ^ pbyPayload[kk]; - /* =>above is the dec-MIC from packet */ - /* -------------------------------------------- */ - - return !memcmp(abyMIC, abyTmp, 8); -} diff --git a/drivers/staging/vt6655/aes_ccmp.h b/drivers/staging/vt6655/aes_ccmp.h deleted file mode 100644 index fe0c506..0000000 --- a/drivers/staging/vt6655/aes_ccmp.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * 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: aes_ccmp.h - * - * Purpose: AES_CCMP Decryption - * - * Author: Warren Hsu - * - * Date: Feb 15, 2005 - * - */ - -#ifndef __AES_H__ -#define __AES_H__ - -#include "ttype.h" - -bool AESbGenCCMP(unsigned char *pbyRxKey, unsigned char *pbyFrame, unsigned short wFrameSize); - -#endif /* __AES_H__ */ diff --git a/drivers/staging/vt6655/device.h b/drivers/staging/vt6655/device.h index 6729d23..4bea237 100644 --- a/drivers/staging/vt6655/device.h +++ b/drivers/staging/vt6655/device.h @@ -74,7 +74,6 @@ #include "wcmd.h" #include "mib.h" #include "srom.h" -#include "rc4.h" #include "desc.h" #include "key.h" #include "mac.h" @@ -546,7 +545,6 @@ struct vnt_private { u64 qwPacketNumber; /* For CCMP and TKIP as TSC(6 bytes) */ unsigned int uCurrentWEPMode; - RC4Ext SBox; unsigned char abyPRNG[WLAN_WEPMAX_KEYLEN+3]; unsigned char byKeyIndex; unsigned int uKeyLength; diff --git a/drivers/staging/vt6655/rc4.c b/drivers/staging/vt6655/rc4.c deleted file mode 100644 index b7819bc..0000000 --- a/drivers/staging/vt6655/rc4.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * 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: rc4.c - * - * Purpose: - * - * Functions: - * - * Revision History: - * - * Author: Kyle Hsu - * - * Date: Sep 4, 2002 - * - */ - -#include "rc4.h" - -void rc4_init(PRC4Ext pRC4, unsigned char *pbyKey, unsigned int cbKey_len) -{ - unsigned int ust1, ust2; - unsigned int keyindex; - unsigned int stateindex; - unsigned char *pbyst; - unsigned int idx; - - pbyst = pRC4->abystate; - pRC4->ux = 0; - pRC4->uy = 0; - for (idx = 0; idx < 256; idx++) - pbyst[idx] = (unsigned char)idx; - keyindex = 0; - stateindex = 0; - for (idx = 0; idx < 256; idx++) { - ust1 = pbyst[idx]; - stateindex = (stateindex + pbyKey[keyindex] + ust1) & 0xff; - ust2 = pbyst[stateindex]; - pbyst[stateindex] = (unsigned char)ust1; - pbyst[idx] = (unsigned char)ust2; - if (++keyindex >= cbKey_len) - keyindex = 0; - } -} - -unsigned int rc4_byte(PRC4Ext pRC4) -{ - unsigned int ux; - unsigned int uy; - unsigned int ustx, usty; - unsigned char *pbyst; - - pbyst = pRC4->abystate; - ux = (pRC4->ux + 1) & 0xff; - ustx = pbyst[ux]; - uy = (ustx + pRC4->uy) & 0xff; - usty = pbyst[uy]; - pRC4->ux = ux; - pRC4->uy = uy; - pbyst[uy] = (unsigned char)ustx; - pbyst[ux] = (unsigned char)usty; - - return pbyst[(ustx + usty) & 0xff]; -} - -void rc4_encrypt(PRC4Ext pRC4, unsigned char *pbyDest, - unsigned char *pbySrc, unsigned int cbData_len) -{ - unsigned int ii; - - for (ii = 0; ii < cbData_len; ii++) - pbyDest[ii] = (unsigned char)(pbySrc[ii] ^ rc4_byte(pRC4)); -} diff --git a/drivers/staging/vt6655/rc4.h b/drivers/staging/vt6655/rc4.h deleted file mode 100644 index 74b2eed..0000000 --- a/drivers/staging/vt6655/rc4.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * File: rc4.h - * - * 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. - * - * Purpose: - * - * Functions: - * - * Revision History: - * - * Author: Kyle Hsu - * - * Date: Sep 4, 2002 - * - */ - -#ifndef __RC4_H__ -#define __RC4_H__ - -#include "ttype.h" - -/*--------------------- Export Definitions -------------------------*/ -/*--------------------- Export Types ------------------------------*/ -typedef struct { - unsigned int ux; - unsigned int uy; - unsigned char abystate[256]; -} RC4Ext, *PRC4Ext; - -void rc4_init(PRC4Ext pRC4, unsigned char *pbyKey, unsigned int cbKey_len); -unsigned int rc4_byte(PRC4Ext pRC4); -void rc4_encrypt(PRC4Ext pRC4, unsigned char *pbyDest, unsigned char *pbySrc, unsigned int cbData_len); - -#endif //__RC4_H__ diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c index 6ae8594..5ece2db 100644 --- a/drivers/staging/vt6655/rxtx.c +++ b/drivers/staging/vt6655/rxtx.c @@ -56,7 +56,6 @@ #include "mac.h" #include "baseband.h" #include "michael.h" -#include "tkip.h" #include "tcrc.h" #include "wctl.h" #include "rf.h" diff --git a/drivers/staging/vt6655/tkip.c b/drivers/staging/vt6655/tkip.c deleted file mode 100644 index f758d02..0000000 --- a/drivers/staging/vt6655/tkip.c +++ /dev/null @@ -1,268 +0,0 @@ -/* - * 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: tkip.c - * - * Purpose: Implement functions for 802.11i TKIP - * - * Author: Jerry Chen - * - * Date: Mar. 11, 2003 - * - * Functions: - * TKIPvMixKey - Get TKIP RC4 Key from TK,TA, and TSC - * - * Revision History: - * - */ - -#include "tmacro.h" -#include "tkip.h" - -/*--------------------- Static Definitions -------------------------*/ - -/*--------------------- Static Classes ----------------------------*/ - -/*--------------------- Static Variables --------------------------*/ - -/*--------------------- Static Functions --------------------------*/ - -/*--------------------- Export Variables --------------------------*/ - -/*--------------------- Static Definitions -------------------------*/ - -/*--------------------- Static Classes ----------------------------*/ - -/*--------------------- Static Variables --------------------------*/ - -/* The Sbox is reduced to 2 16-bit wide tables, each with 256 entries. */ -/* The 2nd table is the same as the 1st but with the upper and lower */ -/* bytes swapped. To allow an endian tolerant implementation, the byte */ -/* halves have been expressed independently here. */ -static const unsigned char TKIP_Sbox_Lower[256] = { - 0xA5, 0x84, 0x99, 0x8D, 0x0D, 0xBD, 0xB1, 0x54, - 0x50, 0x03, 0xA9, 0x7D, 0x19, 0x62, 0xE6, 0x9A, - 0x45, 0x9D, 0x40, 0x87, 0x15, 0xEB, 0xC9, 0x0B, - 0xEC, 0x67, 0xFD, 0xEA, 0xBF, 0xF7, 0x96, 0x5B, - 0xC2, 0x1C, 0xAE, 0x6A, 0x5A, 0x41, 0x02, 0x4F, - 0x5C, 0xF4, 0x34, 0x08, 0x93, 0x73, 0x53, 0x3F, - 0x0C, 0x52, 0x65, 0x5E, 0x28, 0xA1, 0x0F, 0xB5, - 0x09, 0x36, 0x9B, 0x3D, 0x26, 0x69, 0xCD, 0x9F, - 0x1B, 0x9E, 0x74, 0x2E, 0x2D, 0xB2, 0xEE, 0xFB, - 0xF6, 0x4D, 0x61, 0xCE, 0x7B, 0x3E, 0x71, 0x97, - 0xF5, 0x68, 0x00, 0x2C, 0x60, 0x1F, 0xC8, 0xED, - 0xBE, 0x46, 0xD9, 0x4B, 0xDE, 0xD4, 0xE8, 0x4A, - 0x6B, 0x2A, 0xE5, 0x16, 0xC5, 0xD7, 0x55, 0x94, - 0xCF, 0x10, 0x06, 0x81, 0xF0, 0x44, 0xBA, 0xE3, - 0xF3, 0xFE, 0xC0, 0x8A, 0xAD, 0xBC, 0x48, 0x04, - 0xDF, 0xC1, 0x75, 0x63, 0x30, 0x1A, 0x0E, 0x6D, - 0x4C, 0x14, 0x35, 0x2F, 0xE1, 0xA2, 0xCC, 0x39, - 0x57, 0xF2, 0x82, 0x47, 0xAC, 0xE7, 0x2B, 0x95, - 0xA0, 0x98, 0xD1, 0x7F, 0x66, 0x7E, 0xAB, 0x83, - 0xCA, 0x29, 0xD3, 0x3C, 0x79, 0xE2, 0x1D, 0x76, - 0x3B, 0x56, 0x4E, 0x1E, 0xDB, 0x0A, 0x6C, 0xE4, - 0x5D, 0x6E, 0xEF, 0xA6, 0xA8, 0xA4, 0x37, 0x8B, - 0x32, 0x43, 0x59, 0xB7, 0x8C, 0x64, 0xD2, 0xE0, - 0xB4, 0xFA, 0x07, 0x25, 0xAF, 0x8E, 0xE9, 0x18, - 0xD5, 0x88, 0x6F, 0x72, 0x24, 0xF1, 0xC7, 0x51, - 0x23, 0x7C, 0x9C, 0x21, 0xDD, 0xDC, 0x86, 0x85, - 0x90, 0x42, 0xC4, 0xAA, 0xD8, 0x05, 0x01, 0x12, - 0xA3, 0x5F, 0xF9, 0xD0, 0x91, 0x58, 0x27, 0xB9, - 0x38, 0x13, 0xB3, 0x33, 0xBB, 0x70, 0x89, 0xA7, - 0xB6, 0x22, 0x92, 0x20, 0x49, 0xFF, 0x78, 0x7A, - 0x8F, 0xF8, 0x80, 0x17, 0xDA, 0x31, 0xC6, 0xB8, - 0xC3, 0xB0, 0x77, 0x11, 0xCB, 0xFC, 0xD6, 0x3A -}; - -static const unsigned char TKIP_Sbox_Upper[256] = { - 0xC6, 0xF8, 0xEE, 0xF6, 0xFF, 0xD6, 0xDE, 0x91, - 0x60, 0x02, 0xCE, 0x56, 0xE7, 0xB5, 0x4D, 0xEC, - 0x8F, 0x1F, 0x89, 0xFA, 0xEF, 0xB2, 0x8E, 0xFB, - 0x41, 0xB3, 0x5F, 0x45, 0x23, 0x53, 0xE4, 0x9B, - 0x75, 0xE1, 0x3D, 0x4C, 0x6C, 0x7E, 0xF5, 0x83, - 0x68, 0x51, 0xD1, 0xF9, 0xE2, 0xAB, 0x62, 0x2A, - 0x08, 0x95, 0x46, 0x9D, 0x30, 0x37, 0x0A, 0x2F, - 0x0E, 0x24, 0x1B, 0xDF, 0xCD, 0x4E, 0x7F, 0xEA, - 0x12, 0x1D, 0x58, 0x34, 0x36, 0xDC, 0xB4, 0x5B, - 0xA4, 0x76, 0xB7, 0x7D, 0x52, 0xDD, 0x5E, 0x13, - 0xA6, 0xB9, 0x00, 0xC1, 0x40, 0xE3, 0x79, 0xB6, - 0xD4, 0x8D, 0x67, 0x72, 0x94, 0x98, 0xB0, 0x85, - 0xBB, 0xC5, 0x4F, 0xED, 0x86, 0x9A, 0x66, 0x11, - 0x8A, 0xE9, 0x04, 0xFE, 0xA0, 0x78, 0x25, 0x4B, - 0xA2, 0x5D, 0x80, 0x05, 0x3F, 0x21, 0x70, 0xF1, - 0x63, 0x77, 0xAF, 0x42, 0x20, 0xE5, 0xFD, 0xBF, - 0x81, 0x18, 0x26, 0xC3, 0xBE, 0x35, 0x88, 0x2E, - 0x93, 0x55, 0xFC, 0x7A, 0xC8, 0xBA, 0x32, 0xE6, - 0xC0, 0x19, 0x9E, 0xA3, 0x44, 0x54, 0x3B, 0x0B, - 0x8C, 0xC7, 0x6B, 0x28, 0xA7, 0xBC, 0x16, 0xAD, - 0xDB, 0x64, 0x74, 0x14, 0x92, 0x0C, 0x48, 0xB8, - 0x9F, 0xBD, 0x43, 0xC4, 0x39, 0x31, 0xD3, 0xF2, - 0xD5, 0x8B, 0x6E, 0xDA, 0x01, 0xB1, 0x9C, 0x49, - 0xD8, 0xAC, 0xF3, 0xCF, 0xCA, 0xF4, 0x47, 0x10, - 0x6F, 0xF0, 0x4A, 0x5C, 0x38, 0x57, 0x73, 0x97, - 0xCB, 0xA1, 0xE8, 0x3E, 0x96, 0x61, 0x0D, 0x0F, - 0xE0, 0x7C, 0x71, 0xCC, 0x90, 0x06, 0xF7, 0x1C, - 0xC2, 0x6A, 0xAE, 0x69, 0x17, 0x99, 0x3A, 0x27, - 0xD9, 0xEB, 0x2B, 0x22, 0xD2, 0xA9, 0x07, 0x33, - 0x2D, 0x3C, 0x15, 0xC9, 0x87, 0xAA, 0x50, 0xA5, - 0x03, 0x59, 0x09, 0x1A, 0x65, 0xD7, 0x84, 0xD0, - 0x82, 0x29, 0x5A, 0x1E, 0x7B, 0xA8, 0x6D, 0x2C -}; - -//STKIPKeyManagement sTKIPKeyTable[MAX_TKIP_KEY]; - -/*--------------------- Static Functions --------------------------*/ -unsigned int tkip_sbox(unsigned int index); -unsigned int rotr1(unsigned int a); - -/*--------------------- Export Variables --------------------------*/ - -/************************************************************/ -/* tkip_sbox() */ -/* Returns a 16 bit value from a 64K entry table. The Table */ -/* is synthesized from two 256 entry byte wide tables. */ -/************************************************************/ -unsigned int tkip_sbox(unsigned int index) -{ - unsigned int index_low; - unsigned int index_high; - unsigned int left, right; - - index_low = (index % 256); - index_high = ((index >> 8) % 256); - - left = TKIP_Sbox_Lower[index_low] + (TKIP_Sbox_Upper[index_low] * 256); - right = TKIP_Sbox_Upper[index_high] + (TKIP_Sbox_Lower[index_high] * 256); - - return left ^ right; -}; - -unsigned int rotr1(unsigned int a) -{ - unsigned int b; - - if ((a & 0x01) == 0x01) - b = (a >> 1) | 0x8000; - else - b = (a >> 1) & 0x7fff; - - b = b % 65536; - return b; -} - -/* - * Description: Calculate RC4Key fom TK, TA, and TSC - * - * Parameters: - * In: - * pbyTKey - TKey - * pbyTA - TA - * dwTSC - TSC - * Out: - * pbyRC4Key - RC4Key - * - * Return Value: none - * - */ -void TKIPvMixKey( - unsigned char *pbyTKey, - unsigned char *pbyTA, - unsigned short wTSC15_0, - unsigned long dwTSC47_16, - unsigned char *pbyRC4Key -) -{ - unsigned int p1k[5]; - unsigned int tsc0, tsc1, tsc2; - unsigned int ppk0, ppk1, ppk2, ppk3, ppk4, ppk5; - unsigned long int pnl, pnh; - - int i, j; - - pnl = wTSC15_0; - pnh = dwTSC47_16; - - tsc0 = (unsigned int)((pnh >> 16) % 65536); /* msb */ - tsc1 = (unsigned int)(pnh % 65536); - tsc2 = (unsigned int)(pnl % 65536); /* lsb */ - - /* Phase 1, step 1 */ - p1k[0] = tsc1; - p1k[1] = tsc0; - p1k[2] = (unsigned int)(pbyTA[0] + (pbyTA[1]*256)); - p1k[3] = (unsigned int)(pbyTA[2] + (pbyTA[3]*256)); - p1k[4] = (unsigned int)(pbyTA[4] + (pbyTA[5]*256)); - - /* Phase 1, step 2 */ - for (i = 0; i < 8; i++) { - j = 2 * (i & 1); - p1k[0] = (p1k[0] + tkip_sbox((p1k[4] ^ ((256*pbyTKey[1+j]) + pbyTKey[j])) % 65536)) % 65536; - p1k[1] = (p1k[1] + tkip_sbox((p1k[0] ^ ((256*pbyTKey[5+j]) + pbyTKey[4+j])) % 65536)) % 65536; - p1k[2] = (p1k[2] + tkip_sbox((p1k[1] ^ ((256*pbyTKey[9+j]) + pbyTKey[8+j])) % 65536)) % 65536; - p1k[3] = (p1k[3] + tkip_sbox((p1k[2] ^ ((256*pbyTKey[13+j]) + pbyTKey[12+j])) % 65536)) % 65536; - p1k[4] = (p1k[4] + tkip_sbox((p1k[3] ^ (((256*pbyTKey[1+j]) + pbyTKey[j]))) % 65536)) % 65536; - p1k[4] = (p1k[4] + i) % 65536; - } - /* Phase 2, Step 1 */ - ppk0 = p1k[0]; - ppk1 = p1k[1]; - ppk2 = p1k[2]; - ppk3 = p1k[3]; - ppk4 = p1k[4]; - ppk5 = (p1k[4] + tsc2) % 65536; - - /* Phase2, Step 2 */ - ppk0 = ppk0 + tkip_sbox((ppk5 ^ ((256*pbyTKey[1]) + pbyTKey[0])) % 65536); - ppk1 = ppk1 + tkip_sbox((ppk0 ^ ((256*pbyTKey[3]) + pbyTKey[2])) % 65536); - ppk2 = ppk2 + tkip_sbox((ppk1 ^ ((256*pbyTKey[5]) + pbyTKey[4])) % 65536); - ppk3 = ppk3 + tkip_sbox((ppk2 ^ ((256*pbyTKey[7]) + pbyTKey[6])) % 65536); - ppk4 = ppk4 + tkip_sbox((ppk3 ^ ((256*pbyTKey[9]) + pbyTKey[8])) % 65536); - ppk5 = ppk5 + tkip_sbox((ppk4 ^ ((256*pbyTKey[11]) + pbyTKey[10])) % 65536); - - ppk0 = ppk0 + rotr1(ppk5 ^ ((256*pbyTKey[13]) + pbyTKey[12])); - ppk1 = ppk1 + rotr1(ppk0 ^ ((256*pbyTKey[15]) + pbyTKey[14])); - ppk2 = ppk2 + rotr1(ppk1); - ppk3 = ppk3 + rotr1(ppk2); - ppk4 = ppk4 + rotr1(ppk3); - ppk5 = ppk5 + rotr1(ppk4); - - /* Phase 2, Step 3 */ - pbyRC4Key[0] = (tsc2 >> 8) % 256; - pbyRC4Key[1] = (((tsc2 >> 8) % 256) | 0x20) & 0x7f; - pbyRC4Key[2] = tsc2 % 256; - pbyRC4Key[3] = ((ppk5 ^ ((256*pbyTKey[1]) + pbyTKey[0])) >> 1) % 256; - - pbyRC4Key[4] = ppk0 % 256; - pbyRC4Key[5] = (ppk0 >> 8) % 256; - - pbyRC4Key[6] = ppk1 % 256; - pbyRC4Key[7] = (ppk1 >> 8) % 256; - - pbyRC4Key[8] = ppk2 % 256; - pbyRC4Key[9] = (ppk2 >> 8) % 256; - - pbyRC4Key[10] = ppk3 % 256; - pbyRC4Key[11] = (ppk3 >> 8) % 256; - - pbyRC4Key[12] = ppk4 % 256; - pbyRC4Key[13] = (ppk4 >> 8) % 256; - - pbyRC4Key[14] = ppk5 % 256; - pbyRC4Key[15] = (ppk5 >> 8) % 256; -} diff --git a/drivers/staging/vt6655/tkip.h b/drivers/staging/vt6655/tkip.h deleted file mode 100644 index 3b6357ac..0000000 --- a/drivers/staging/vt6655/tkip.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * 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: tkip.h - * - * Purpose: Implement functions for 802.11i TKIP - * - * Author: Jerry Chen - * - * Date: Mar. 11, 2003 - * - */ - -#ifndef __TKIP_H__ -#define __TKIP_H__ - -#include "ttype.h" -#include "tether.h" - -/*--------------------- Export Definitions -------------------------*/ -#define TKIP_KEY_LEN 16 - -/*--------------------- Export Types ------------------------------*/ - -/*--------------------- Export Macros ------------------------------*/ - -/*--------------------- Export Classes ----------------------------*/ - -/*--------------------- Export Variables --------------------------*/ - -/*--------------------- Export Functions --------------------------*/ - -void TKIPvMixKey( - unsigned char *pbyTKey, - unsigned char *pbyTA, - unsigned short wTSC15_0, - unsigned long dwTSC47_16, - unsigned char *pbyRC4Key -); - -#endif // __TKIP_H__ -- cgit v0.10.2