#ifndef __NET_HEADER__
#define __NET_HEADER__
#include "header.h"


#ifndef SWAP8
#define SWAP8(A)		(A)
#define SWAP16(A)		((((A)&0x00ff)<<8) | ((A)>>8))
#define SWAP32(A)		((((A)&0x000000ff)<<24) | (((A)&0x0000ff00)<<8) | (((A)&0x00ff0000)>>8) | (((A)&0xff000000)>>24))
#endif



extern uchar		clientEther[6];	
extern ulong		clientIP;			

extern uchar		PktBuf[608];

int		TxPacket(char *pkt, int len);
void		RxPacketHandle(char *pkt, int len);
unsigned	IPChksum(char *ptr, int len);

#endif