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 * File: tether.h 20 * 21 * Purpose: 22 * 23 * Author: Tevin Chen 24 * 25 * Date: Jan. 28, 1997 26 * 27 */ 28 29#ifndef __TETHER_H__ 30#define __TETHER_H__ 31 32#include <linux/etherdevice.h> 33#include "ttype.h" 34 35/*--------------------- Export Definitions -------------------------*/ 36// 37// constants 38// 39#define U_ETHER_ADDR_STR_LEN (ETH_ALEN * 2 + 1) 40// Ethernet address string length 41 42#define MAX_LOOKAHEAD_SIZE ETH_FRAME_LEN 43 44#define U_MULTI_ADDR_LEN 8 // multicast address length 45 46#ifdef __BIG_ENDIAN 47 48#define TYPE_PKT_IP 0x0800 // 49#define TYPE_PKT_ARP 0x0806 // 50#define TYPE_PKT_RARP 0x8035 // 51#define TYPE_PKT_IPX 0x8137 // 52#define TYPE_PKT_802_1x 0x888e 53#define TYPE_PKT_PreAuth 0x88C7 54 55#define TYPE_PKT_PING_M_REQ 0x8011 // master reguest 56#define TYPE_PKT_PING_S_GNT 0x8022 // slave grant 57#define TYPE_PKT_PING_M 0x8077 // pingpong master packet 58#define TYPE_PKT_PING_S 0x8088 // pingpong slave packet 59#define TYPE_PKT_WOL_M_REQ 0x8033 // WOL waker request 60#define TYPE_PKT_WOL_S_GNT 0x8044 // WOL sleeper grant 61#define TYPE_MGMT_PROBE_RSP 0x5000 62#define TYPE_PKT_VNT_DIAG 0x8011 // Diag Pkt 63#define TYPE_PKT_VNT_PER 0x8888 // Diag PER Pkt 64// 65// wFrameCtl field in the S802_11Header 66// 67// NOTE.... 68// in network byte order, high byte is going first 69#define FC_TODS 0x0001 70#define FC_FROMDS 0x0002 71#define FC_MOREFRAG 0x0004 72#define FC_RETRY 0x0008 73#define FC_POWERMGT 0x0010 74#define FC_MOREDATA 0x0020 75#define FC_WEP 0x0040 76#define TYPE_802_11_ATIM 0x9000 77 78#define TYPE_802_11_DATA 0x0800 79#define TYPE_802_11_CTL 0x0400 80#define TYPE_802_11_MGMT 0x0000 81#define TYPE_802_11_MASK 0x0C00 82#define TYPE_SUBTYPE_MASK 0xFC00 83#define TYPE_802_11_NODATA 0x4000 84#define TYPE_DATE_NULL 0x4800 85 86#define TYPE_CTL_PSPOLL 0xa400 87#define TYPE_CTL_RTS 0xb400 88#define TYPE_CTL_CTS 0xc400 89#define TYPE_CTL_ACK 0xd400 90 91#else //if LITTLE_ENDIAN 92// 93// wType field in the SEthernetHeader 94// 95// NOTE.... 96// in network byte order, high byte is going first 97#define TYPE_PKT_IP 0x0008 // 98#define TYPE_PKT_ARP 0x0608 // 99#define TYPE_PKT_RARP 0x3580 // 100#define TYPE_PKT_IPX 0x3781 // 101 102#define TYPE_PKT_802_1x 0x8e88 103#define TYPE_PKT_PreAuth 0xC788 104 105#define TYPE_PKT_PING_M_REQ 0x1180 // master reguest 106#define TYPE_PKT_PING_S_GNT 0x2280 // slave grant 107#define TYPE_PKT_PING_M 0x7780 // pingpong master packet 108#define TYPE_PKT_PING_S 0x8880 // pingpong slave packet 109#define TYPE_PKT_WOL_M_REQ 0x3380 // WOL waker request 110#define TYPE_PKT_WOL_S_GNT 0x4480 // WOL sleeper grant 111#define TYPE_MGMT_PROBE_RSP 0x0050 112#define TYPE_PKT_VNT_DIAG 0x1180 // Diag Pkt 113#define TYPE_PKT_VNT_PER 0x8888 // Diag PER Pkt 114// 115// wFrameCtl field in the S802_11Header 116// 117// NOTE.... 118// in network byte order, high byte is going first 119#define FC_TODS 0x0100 120#define FC_FROMDS 0x0200 121#define FC_MOREFRAG 0x0400 122#define FC_RETRY 0x0800 123#define FC_POWERMGT 0x1000 124#define FC_MOREDATA 0x2000 125#define FC_WEP 0x4000 126#define TYPE_802_11_ATIM 0x0090 127 128#define TYPE_802_11_DATA 0x0008 129#define TYPE_802_11_CTL 0x0004 130#define TYPE_802_11_MGMT 0x0000 131#define TYPE_802_11_MASK 0x000C 132#define TYPE_SUBTYPE_MASK 0x00FC 133#define TYPE_802_11_NODATA 0x0040 134#define TYPE_DATE_NULL 0x0048 135 136#define TYPE_CTL_PSPOLL 0x00a4 137#define TYPE_CTL_RTS 0x00b4 138#define TYPE_CTL_CTS 0x00c4 139#define TYPE_CTL_ACK 0x00d4 140 141#endif //#ifdef __BIG_ENDIAN 142 143#define WEP_IV_MASK 0x00FFFFFF 144 145/*--------------------- Export Types ------------------------------*/ 146// 147// Ethernet packet 148// 149typedef struct tagSEthernetHeader { 150 unsigned char abyDstAddr[ETH_ALEN]; 151 unsigned char abySrcAddr[ETH_ALEN]; 152 unsigned short wType; 153} __attribute__ ((__packed__)) 154SEthernetHeader, *PSEthernetHeader; 155 156// 157// 802_3 packet 158// 159typedef struct tagS802_3Header { 160 unsigned char abyDstAddr[ETH_ALEN]; 161 unsigned char abySrcAddr[ETH_ALEN]; 162 unsigned short wLen; 163} __attribute__ ((__packed__)) 164S802_3Header, *PS802_3Header; 165 166// 167// 802_11 packet 168// 169typedef struct tagS802_11Header { 170 unsigned short wFrameCtl; 171 unsigned short wDurationID; 172 unsigned char abyAddr1[ETH_ALEN]; 173 unsigned char abyAddr2[ETH_ALEN]; 174 unsigned char abyAddr3[ETH_ALEN]; 175 unsigned short wSeqCtl; 176 unsigned char abyAddr4[ETH_ALEN]; 177} __attribute__ ((__packed__)) 178S802_11Header, *PS802_11Header; 179 180/*--------------------- Export Macros ------------------------------*/ 181 182/*--------------------- Export Classes ----------------------------*/ 183 184/*--------------------- Export Variables --------------------------*/ 185 186/*--------------------- Export Functions --------------------------*/ 187 188unsigned char ETHbyGetHashIndexByCrc32(unsigned char *pbyMultiAddr); 189//unsigned char ETHbyGetHashIndexByCrc(unsigned char *pbyMultiAddr); 190bool ETHbIsBufferCrc32Ok(unsigned char *pbyBuffer, unsigned int cbFrameLength); 191 192#endif // __TETHER_H__ 193