| /* |
| * 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: tether.h |
| * |
| * Purpose: |
| * |
| * Author: Tevin Chen |
| * |
| * Date: Jan. 28, 1997 |
| * |
| */ |
| |
| #ifndef __TETHER_H__ |
| #define __TETHER_H__ |
| |
| #include "ttype.h" |
| |
| /*--------------------- Export Definitions -------------------------*/ |
| // |
| // constants |
| // |
| #define U_ETHER_ADDR_LEN 6 // Ethernet address length |
| #define U_TYPE_LEN 2 // |
| #define U_CRC_LEN 4 // |
| #define U_HEADER_LEN (U_ETHER_ADDR_LEN * 2 + U_TYPE_LEN) |
| #define U_ETHER_ADDR_STR_LEN (U_ETHER_ADDR_LEN * 2 + 1) |
| // Ethernet address string length |
| |
| #define MIN_DATA_LEN 46 // min data length |
| #define MAX_DATA_LEN 1500 // max data length |
| |
| #define MIN_PACKET_LEN (MIN_DATA_LEN + U_HEADER_LEN) |
| // 60 |
| // min total packet length (tx) |
| #define MAX_PACKET_LEN (MAX_DATA_LEN + U_HEADER_LEN) |
| // 1514 |
| // max total packet length (tx) |
| |
| #define MAX_LOOKAHEAD_SIZE MAX_PACKET_LEN |
| |
| #define U_MULTI_ADDR_LEN 8 // multicast address length |
| |
| |
| #ifdef __BIG_ENDIAN |
| |
| #define TYPE_PKT_IP 0x0800 // |
| #define TYPE_PKT_ARP 0x0806 // |
| #define TYPE_PKT_RARP 0x8035 // |
| #define TYPE_PKT_IPX 0x8137 // |
| #define TYPE_PKT_802_1x 0x888e |
| #define TYPE_PKT_PreAuth 0x88C7 |
| |
| #define TYPE_PKT_PING_M_REQ 0x8011 // master reguest |
| #define TYPE_PKT_PING_S_GNT 0x8022 // slave grant |
| #define TYPE_PKT_PING_M 0x8077 // pingpong master packet |
| #define TYPE_PKT_PING_S 0x8088 // pingpong slave packet |
| #define TYPE_PKT_WOL_M_REQ 0x8033 // WOL waker request |
| #define TYPE_PKT_WOL_S_GNT 0x8044 // WOL sleeper grant |
| #define TYPE_MGMT_PROBE_RSP 0x5000 |
| #define TYPE_PKT_VNT_DIAG 0x8011 // Diag Pkt |
| #define TYPE_PKT_VNT_PER 0x8888 // Diag PER Pkt |
| // |
| // wFrameCtl field in the S802_11Header |
| // |
| // NOTE.... |
| // in network byte order, high byte is going first |
| #define FC_TODS 0x0001 |
| #define FC_FROMDS 0x0002 |
| #define FC_MOREFRAG 0x0004 |
| #define FC_RETRY 0x0008 |
| #define FC_POWERMGT 0x0010 |
| #define FC_MOREDATA 0x0020 |
| #define FC_WEP 0x0040 |
| #define TYPE_802_11_ATIM 0x9000 |
| |
| #define TYPE_802_11_DATA 0x0800 |
| #define TYPE_802_11_CTL 0x0400 |
| #define TYPE_802_11_MGMT 0x0000 |
| #define TYPE_802_11_MASK 0x0C00 |
| #define TYPE_SUBTYPE_MASK 0xFC00 |
| #define TYPE_802_11_NODATA 0x4000 |
| #define TYPE_DATE_NULL 0x4800 |
| |
| #define TYPE_CTL_PSPOLL 0xa400 |
| #define TYPE_CTL_RTS 0xb400 |
| #define TYPE_CTL_CTS 0xc400 |
| #define TYPE_CTL_ACK 0xd400 |
| |
| |
| //#define WEP_IV_MASK 0xFFFFFF00 |
| |
| #else //if LITTLE_ENDIAN |
| // |
| // wType field in the SEthernetHeader |
| // |
| // NOTE.... |
| // in network byte order, high byte is going first |
| #define TYPE_PKT_IP 0x0008 // |
| #define TYPE_PKT_ARP 0x0608 // |
| #define TYPE_PKT_RARP 0x3580 // |
| #define TYPE_PKT_IPX 0x3781 // |
| |
| #define TYPE_PKT_802_1x 0x8e88 |
| #define TYPE_PKT_PreAuth 0xC788 |
| |
| #define TYPE_PKT_PING_M_REQ 0x1180 // master reguest |
| #define TYPE_PKT_PING_S_GNT 0x2280 // slave grant |
| #define TYPE_PKT_PING_M 0x7780 // pingpong master packet |
| #define TYPE_PKT_PING_S 0x8880 // pingpong slave packet |
| #define TYPE_PKT_WOL_M_REQ 0x3380 // WOL waker request |
| #define TYPE_PKT_WOL_S_GNT 0x4480 // WOL sleeper grant |
| #define TYPE_MGMT_PROBE_RSP 0x0050 |
| #define TYPE_PKT_VNT_DIAG 0x1180 // Diag Pkt |
| #define TYPE_PKT_VNT_PER 0x8888 // Diag PER Pkt |
| // |
| // wFrameCtl field in the S802_11Header |
| // |
| // NOTE.... |
| // in network byte order, high byte is going first |
| #define FC_TODS 0x0100 |
| #define FC_FROMDS 0x0200 |
| #define FC_MOREFRAG 0x0400 |
| #define FC_RETRY 0x0800 |
| #define FC_POWERMGT 0x1000 |
| #define FC_MOREDATA 0x2000 |
| #define FC_WEP 0x4000 |
| #define TYPE_802_11_ATIM 0x0090 |
| |
| #define TYPE_802_11_DATA 0x0008 |
| #define TYPE_802_11_CTL 0x0004 |
| #define TYPE_802_11_MGMT 0x0000 |
| #define TYPE_802_11_MASK 0x000C |
| #define TYPE_SUBTYPE_MASK 0x00FC |
| #define TYPE_802_11_NODATA 0x0040 |
| #define TYPE_DATE_NULL 0x0048 |
| |
| #define TYPE_CTL_PSPOLL 0x00a4 |
| #define TYPE_CTL_RTS 0x00b4 |
| #define TYPE_CTL_CTS 0x00c4 |
| #define TYPE_CTL_ACK 0x00d4 |
| |
| |
| //#define WEP_IV_MASK 0x00FFFFFF |
| |
| #endif //#ifdef __BIG_ENDIAN |
| |
| #define WEP_IV_MASK 0x00FFFFFF |
| |
| /*--------------------- Export Types ------------------------------*/ |
| // |
| // Ethernet packet |
| // |
| typedef struct tagSEthernetHeader { |
| BYTE abyDstAddr[U_ETHER_ADDR_LEN]; |
| BYTE abySrcAddr[U_ETHER_ADDR_LEN]; |
| WORD wType; |
| }__attribute__ ((__packed__)) |
| SEthernetHeader, *PSEthernetHeader; |
| |
| |
| // |
| // 802_3 packet |
| // |
| typedef struct tagS802_3Header { |
| BYTE abyDstAddr[U_ETHER_ADDR_LEN]; |
| BYTE abySrcAddr[U_ETHER_ADDR_LEN]; |
| WORD wLen; |
| }__attribute__ ((__packed__)) |
| S802_3Header, *PS802_3Header; |
| |
| // |
| // 802_11 packet |
| // |
| typedef struct tagS802_11Header { |
| WORD wFrameCtl; |
| WORD wDurationID; |
| BYTE abyAddr1[U_ETHER_ADDR_LEN]; |
| BYTE abyAddr2[U_ETHER_ADDR_LEN]; |
| BYTE abyAddr3[U_ETHER_ADDR_LEN]; |
| WORD wSeqCtl; |
| BYTE abyAddr4[U_ETHER_ADDR_LEN]; |
| }__attribute__ ((__packed__)) |
| S802_11Header, *PS802_11Header; |
| |
| /*--------------------- Export Macros ------------------------------*/ |
| // Frame type macro |
| |
| #define IS_MULTICAST_ADDRESS(pbyEtherAddr) \ |
| ((*(PBYTE)(pbyEtherAddr) & 0x01) == 1) |
| |
| #define IS_BROADCAST_ADDRESS(pbyEtherAddr) ( \ |
| (*(PDWORD)(pbyEtherAddr) == 0xFFFFFFFFL) && \ |
| (*(PWORD)((PBYTE)(pbyEtherAddr) + 4) == 0xFFFF) \ |
| ) |
| |
| #define IS_NULL_ADDRESS(pbyEtherAddr) ( \ |
| (*(PDWORD)(pbyEtherAddr) == 0L) && \ |
| (*(PWORD)((PBYTE)(pbyEtherAddr) + 4) == 0) \ |
| ) |
| |
| #define IS_ETH_ADDRESS_EQUAL(pbyAddr1, pbyAddr2) ( \ |
| (*(PDWORD)(pbyAddr1) == *(PDWORD)(pbyAddr2)) && \ |
| (*(PWORD)((PBYTE)(pbyAddr1) + 4) == \ |
| *(PWORD)((PBYTE)(pbyAddr2) + 4)) \ |
| ) |
| |
| /*--------------------- Export Classes ----------------------------*/ |
| |
| /*--------------------- Export Variables --------------------------*/ |
| |
| /*--------------------- Export Functions --------------------------*/ |
| |
| BYTE ETHbyGetHashIndexByCrc32(PBYTE pbyMultiAddr); |
| //BYTE ETHbyGetHashIndexByCrc(PBYTE pbyMultiAddr); |
| BOOL ETHbIsBufferCrc32Ok(PBYTE pbyBuffer, UINT cbFrameLength); |
| |
| #endif // __TETHER_H__ |
| |
| |
| |
