arp.h

包括ＥＰＡ协议栈

#ifndef _ARP_H
#define _ARP_H

#include "global.h"

#ifdef ARP_GLOBALS
	#define ARP_EXTERN
#else
	#define ARP_EXTERN extern
#endif	// IP_GLOBAL

#define ARP_OP_QUERY 1
#define ARP_OP_REPLY 2
#define RARP_OP_QUERY 3
#define RARP_OP_REPLY 4

typedef struct {
	uint32 ip;
	uint8  mac[6];
} ArpEntry, *PArpEntry;

typedef struct {
	uint16 hardware;
	uint16 protocol;
	uint8  haddrlen;
	uint8  paddrlen;
	uint16 operation;
	uint8  srchaddr[6];
	uint32 srcipaddr;
	uint8  dsthaddr[6];
	uint32 dstipaddr;
} ARPHeader, *PARPHeader;	

uint8 ArpInput(PInSock pisock);

uint8 ArpOutput(uint32 ip, uint8 mac[], uint16 op);

void ArpAddEntry(uint32 ip, uint8 mac[]);

PArpEntry ArpSeek(uint32 ip);


#endif	// _ARP_H