#ifndef _NETPKT_H_
#define _NETPKT_H_

#include <net/if.h>
#include <netinet/in.h>

#define PARSE_ACCEPT 1
#define PARSE_ACCEPT_FREED 2
#define PARSE_REJECT 4

/* avoid cyclic deps */
class Socket;

class NetPkt {
friend class Socket;
public:
	NetPkt(const char* data, int size);
	NetPkt(int size);
	~NetPkt();

	int show(char* buf, int size);
	bool compare(int offset, const char* buf, int len);
	int find(int offset, const char *buf, int len);

	void setAddress(struct sockaddr_in *addr);
	struct sockaddr_in * getAddress();

protected:
	NetPkt(const NetPkt& x);
	NetPkt& operator=(const NetPkt& x);

	struct sockaddr_in addr;
	const char *data;
	int used;

private:
	int size;
};

#endif // _NETPKT_H_