56 lines
1.1 KiB
C++
56 lines
1.1 KiB
C++
#ifndef __PACKET_H
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#define __PACKET_H
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#define _BSD_SOURCE 1
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#include <net/ethernet.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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extern "C"
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{
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#include <pcap.h>
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}
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enum direction {
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dir_unknown,
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dir_incoming,
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dir_outgoing
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};
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/* To initialise this module, call getLocal with the currently
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* monitored device (e.g. "eth0:1") */
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void getLocal (const char *device);
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class Packet
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{
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public:
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in_addr sip;
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in_addr dip;
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unsigned short sport;
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unsigned short dport;
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bpf_u_int32 len;
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timeval time;
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Packet (in_addr m_sip, unsigned short m_sport, in_addr m_dip, unsigned short m_dport, bpf_u_int32 m_len, timeval m_time, direction dir = dir_unknown);
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/* using default copy constructor */
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/* Packet (const Packet &old_packet); */
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/* copy constructor that turns the packet around */
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Packet * newInverted ();
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bool isOlderThan(timeval t);
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/* is this packet coming from the local host? */
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bool Outgoing ();
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bool match (Packet * other);
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/* returns '1.2.3.4:5-1.2.3.4:6'-style string */
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char * gethashstring();
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private:
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direction dir;
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};
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Packet * getPacket (const struct pcap_pkthdr * header, const u_char * packet);
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#endif
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