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 47 #ifdef __BIG_ENDIAN 48 49 #define TYPE_PKT_IP 0x0800 // 50 #define TYPE_PKT_ARP 0x0806 // 51 #define TYPE_PKT_RARP 0x8035 // 52 #define TYPE_PKT_IPX 0x8137 // 53 #define TYPE_PKT_802_1x 0x888e 54 #define TYPE_PKT_PreAuth 0x88C7 55 56 #define TYPE_PKT_PING_M_REQ 0x8011 // master reguest 57 #define TYPE_PKT_PING_S_GNT 0x8022 // slave grant 58 #define TYPE_PKT_PING_M 0x8077 // pingpong master packet 59 #define TYPE_PKT_PING_S 0x8088 // pingpong slave packet 60 #define TYPE_PKT_WOL_M_REQ 0x8033 // WOL waker request 61 #define TYPE_PKT_WOL_S_GNT 0x8044 // WOL sleeper grant 62 #define TYPE_MGMT_PROBE_RSP 0x5000 63 #define TYPE_PKT_VNT_DIAG 0x8011 // Diag Pkt 64 #define TYPE_PKT_VNT_PER 0x8888 // Diag PER Pkt 65 // 66 // wFrameCtl field in the S802_11Header 67 // 68 // NOTE.... 69 // in network byte order, high byte is going first 70 #define FC_TODS 0x0001 71 #define FC_FROMDS 0x0002 72 #define FC_MOREFRAG 0x0004 73 #define FC_RETRY 0x0008 74 #define FC_POWERMGT 0x0010 75 #define FC_MOREDATA 0x0020 76 #define FC_WEP 0x0040 77 #define TYPE_802_11_ATIM 0x9000 78 79 #define TYPE_802_11_DATA 0x0800 80 #define TYPE_802_11_CTL 0x0400 81 #define TYPE_802_11_MGMT 0x0000 82 #define TYPE_802_11_MASK 0x0C00 83 #define TYPE_SUBTYPE_MASK 0xFC00 84 #define TYPE_802_11_NODATA 0x4000 85 #define TYPE_DATE_NULL 0x4800 86 87 #define TYPE_CTL_PSPOLL 0xa400 88 #define TYPE_CTL_RTS 0xb400 89 #define TYPE_CTL_CTS 0xc400 90 #define TYPE_CTL_ACK 0xd400 91 92 93 //#define WEP_IV_MASK 0xFFFFFF00 94 95 #else //if LITTLE_ENDIAN 96 // 97 // wType field in the SEthernetHeader 98 // 99 // NOTE.... 100 // in network byte order, high byte is going first 101 #define TYPE_PKT_IP 0x0008 // 102 #define TYPE_PKT_ARP 0x0608 // 103 #define TYPE_PKT_RARP 0x3580 // 104 #define TYPE_PKT_IPX 0x3781 // 105 106 #define TYPE_PKT_802_1x 0x8e88 107 #define TYPE_PKT_PreAuth 0xC788 108 109 #define TYPE_PKT_PING_M_REQ 0x1180 // master reguest 110 #define TYPE_PKT_PING_S_GNT 0x2280 // slave grant 111 #define TYPE_PKT_PING_M 0x7780 // pingpong master packet 112 #define TYPE_PKT_PING_S 0x8880 // pingpong slave packet 113 #define TYPE_PKT_WOL_M_REQ 0x3380 // WOL waker request 114 #define TYPE_PKT_WOL_S_GNT 0x4480 // WOL sleeper grant 115 #define TYPE_MGMT_PROBE_RSP 0x0050 116 #define TYPE_PKT_VNT_DIAG 0x1180 // Diag Pkt 117 #define TYPE_PKT_VNT_PER 0x8888 // Diag PER Pkt 118 // 119 // wFrameCtl field in the S802_11Header 120 // 121 // NOTE.... 122 // in network byte order, high byte is going first 123 #define FC_TODS 0x0100 124 #define FC_FROMDS 0x0200 125 #define FC_MOREFRAG 0x0400 126 #define FC_RETRY 0x0800 127 #define FC_POWERMGT 0x1000 128 #define FC_MOREDATA 0x2000 129 #define FC_WEP 0x4000 130 #define TYPE_802_11_ATIM 0x0090 131 132 #define TYPE_802_11_DATA 0x0008 133 #define TYPE_802_11_CTL 0x0004 134 #define TYPE_802_11_MGMT 0x0000 135 #define TYPE_802_11_MASK 0x000C 136 #define TYPE_SUBTYPE_MASK 0x00FC 137 #define TYPE_802_11_NODATA 0x0040 138 #define TYPE_DATE_NULL 0x0048 139 140 #define TYPE_CTL_PSPOLL 0x00a4 141 #define TYPE_CTL_RTS 0x00b4 142 #define TYPE_CTL_CTS 0x00c4 143 #define TYPE_CTL_ACK 0x00d4 144 145 146 //#define WEP_IV_MASK 0x00FFFFFF 147 148 #endif //#ifdef __BIG_ENDIAN 149 150 #define WEP_IV_MASK 0x00FFFFFF 151 152 /*--------------------- Export Types ------------------------------*/ 153 // 154 // Ethernet packet 155 // 156 typedef struct tagSEthernetHeader { 157 unsigned char abyDstAddr[ETH_ALEN]; 158 unsigned char abySrcAddr[ETH_ALEN]; 159 unsigned short wType; 160 }__attribute__ ((__packed__)) 161 SEthernetHeader, *PSEthernetHeader; 162 163 164 // 165 // 802_3 packet 166 // 167 typedef struct tagS802_3Header { 168 unsigned char abyDstAddr[ETH_ALEN]; 169 unsigned char abySrcAddr[ETH_ALEN]; 170 unsigned short wLen; 171 }__attribute__ ((__packed__)) 172 S802_3Header, *PS802_3Header; 173 174 // 175 // 802_11 packet 176 // 177 typedef struct tagS802_11Header { 178 unsigned short wFrameCtl; 179 unsigned short wDurationID; 180 unsigned char abyAddr1[ETH_ALEN]; 181 unsigned char abyAddr2[ETH_ALEN]; 182 unsigned char abyAddr3[ETH_ALEN]; 183 unsigned short wSeqCtl; 184 unsigned char abyAddr4[ETH_ALEN]; 185 }__attribute__ ((__packed__)) 186 S802_11Header, *PS802_11Header; 187 188 /*--------------------- Export Macros ------------------------------*/ 189 190 /*--------------------- Export Classes ----------------------------*/ 191 192 /*--------------------- Export Variables --------------------------*/ 193 194 /*--------------------- Export Functions --------------------------*/ 195 196 unsigned char ETHbyGetHashIndexByCrc32(unsigned char *pbyMultiAddr); 197 //unsigned char ETHbyGetHashIndexByCrc(unsigned char *pbyMultiAddr); 198 bool ETHbIsBufferCrc32Ok(unsigned char *pbyBuffer, unsigned int cbFrameLength); 199 200 #endif // __TETHER_H__ 201 202 203 204