mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.0 KiB
74 lines
2.0 KiB
/*******************************************************************/
|
|
/* Copyright(c) 1993 Microsoft Corporation */
|
|
/*******************************************************************/
|
|
|
|
//***
|
|
//
|
|
// Filename: packet.h
|
|
//
|
|
// Description: Contains general definitions for the ipx and rip packets
|
|
//
|
|
// Author: Stefan Solomon (stefans) October 4, 1993.
|
|
//
|
|
// Revision History:
|
|
//
|
|
//***
|
|
|
|
#ifndef _PACKET_
|
|
#define _PACKET_
|
|
|
|
//*** Socket Numbers
|
|
|
|
#define IPX_RIP_SOCKET (USHORT)0x453
|
|
|
|
//*** Packet Types
|
|
|
|
#define IPX_RIP_TYPE 1 // RIP request/reply packet
|
|
|
|
//*** RIP Operations
|
|
|
|
#define RIP_REQUEST (USHORT)1
|
|
#define RIP_RESPONSE (USHORT)2
|
|
|
|
//*** Offsets into the IPX header
|
|
|
|
#define IPXH_HDRSIZE 30 // Size of the IPX header
|
|
#define IPXH_CHECKSUM 0 // Checksum
|
|
#define IPXH_LENGTH 2 // Length
|
|
#define IPXH_XPORTCTL 4 // Transport Control
|
|
#define IPXH_PKTTYPE 5 // Packet Type
|
|
#define IPXH_DESTADDR 6 // Dest. Address (Total)
|
|
#define IPXH_DESTNET 6 // Dest. Network Address
|
|
#define IPXH_DESTNODE 10 // Dest. Node Address
|
|
#define IPXH_DESTSOCK 16 // Dest. Socket Number
|
|
#define IPXH_SRCADDR 18 // Source Address (Total)
|
|
#define IPXH_SRCNET 18 // Source Network Address
|
|
#define IPXH_SRCNODE 22 // Source Node Address
|
|
#define IPXH_SRCSOCK 28 // Source Socket Number
|
|
|
|
#define IPX_NET_LEN 4
|
|
#define IPX_NODE_LEN 6
|
|
|
|
//*** RIP Operation Field Offset
|
|
|
|
#define RIP_OPCODE 30 // rip operation code offset
|
|
|
|
//*** Network entry structure in the RIP request/response
|
|
|
|
#define RIP_INFO 32 // first network entry offset in the rip packet
|
|
|
|
#define NE_ENTRYSIZE 8 // 4 network + 2 hops + 2 ticks
|
|
#define NE_NETNUMBER 0 // network number offset
|
|
#define NE_NROFHOPS 4 // number of hops offset
|
|
#define NE_NROFTICKS 6 // number of ticks offset
|
|
|
|
//*** maximum nr of hops for a normal packet ***
|
|
|
|
#define IPX_MAX_HOPS 16
|
|
|
|
//*** define max RIP packet size
|
|
|
|
#define RIP_PACKET_LEN 432
|
|
#define MAX_PACKET_LEN 1500
|
|
|
|
#endif
|