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 // 149 typedef struct tagSEthernetHeader { 150 unsigned char abyDstAddr[ETH_ALEN]; 151 unsigned char abySrcAddr[ETH_ALEN]; 152 unsigned short wType; 153 } __attribute__ ((__packed__)) 154 SEthernetHeader, *PSEthernetHeader; 155 156 // 157 // 802_3 packet 158 // 159 typedef struct tagS802_3Header { 160 unsigned char abyDstAddr[ETH_ALEN]; 161 unsigned char abySrcAddr[ETH_ALEN]; 162 unsigned short wLen; 163 } __attribute__ ((__packed__)) 164 S802_3Header, *PS802_3Header; 165 166 // 167 // 802_11 packet 168 // 169 typedef 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__)) 178 S802_11Header, *PS802_11Header; 179 180 /*--------------------- Export Macros ------------------------------*/ 181 182 /*--------------------- Export Classes ----------------------------*/ 183 184 /*--------------------- Export Variables --------------------------*/ 185 186 /*--------------------- Export Functions --------------------------*/ 187 188 unsigned char ETHbyGetHashIndexByCrc32(unsigned char *pbyMultiAddr); 189 //unsigned char ETHbyGetHashIndexByCrc(unsigned char *pbyMultiAddr); 190 bool ETHbIsBufferCrc32Ok(unsigned char *pbyBuffer, unsigned int cbFrameLength); 191 192 #endif // __TETHER_H__ 193