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arp.h

/*** This Programs/Libraries are (C)opyright by Sebastian Krahmer.
 *** You may use it under the terms of the GPL. You should have
 *** already received the file COPYING that shows you your rights.
 *** Please look at COPYING for further license-details.
 ***  
 *** THERE IS ABSOLUTELY NO WARRANTY. SO YOU USE IT AT YOUR OWN RISK.
 *** IT WAS WRITTEN IN THE HOPE THAT IT WILL BE USEFULL. I AM NOT RESPONSIBLE
 *** FOR ANY DAMAGE YOU MAYBE GET DUE TO USING MY PROGRAMS.
 ***/


#ifndef _ARP_H_
#define _ARP_H_

#include "usi-structs.h"
#include "Layer2.h"
#include <stdio.h>

namespace usipp {

/* ARP arp.h
 * RFC826, the adress resolution protocol
 */
class ARP : public Layer2 {
private:
        struct ether_arp arphdr;
        
public:

        ARP();  
        
        virtual ~ARP();

        char *get_sha(char *hwaddr, size_t len) const;

        char *get_tha(char *hwaddr, size_t len) const;

        char *get_spa(int resolve, char *paddr, size_t len) const;

        char *get_tpa(int resolve, char *paddr, size_t len) const;

        u_int16_t get_op() const;       

        virtual int sniffpack();
        
        
        virtual int init_device(char *, int, size_t);
        
        
        virtual int setfilter(char *);
};
        
} // namespace usipp
#endif  // _ARP_H_
 

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