zeek/src/UDP.h
2011-08-04 15:21:18 -05:00

45 lines
1 KiB
C++

// See the file "COPYING" in the main distribution directory for copyright.
#ifndef udp_h
#define udp_h
#include "Analyzer.h"
typedef enum {
UDP_INACTIVE, // no packet seen
UDP_ACTIVE, // packets seen
} UDP_EndpointState;
class UDP_Analyzer : public TransportLayerAnalyzer {
public:
UDP_Analyzer(Connection* conn);
virtual ~UDP_Analyzer();
virtual void Init();
virtual void UpdateConnVal(RecordVal *conn_val);
static Analyzer* InstantiateAnalyzer(Connection* conn)
{ return new UDP_Analyzer(conn); }
static bool Available() { return true; }
protected:
virtual void Done();
virtual void DeliverPacket(int len, const u_char* data, bool orig,
int seq, const IP_Hdr* ip, int caplen);
virtual bool IsReuse(double t, const u_char* pkt);
virtual unsigned int MemoryAllocation() const;
bro_int_t request_len, reply_len;
private:
void UpdateEndpointVal(RecordVal* endp, int is_orig);
#define HIST_ORIG_DATA_PKT 0x1
#define HIST_RESP_DATA_PKT 0x2
#define HIST_ORIG_CORRUPT_PKT 0x4
#define HIST_RESP_CORRUPT_PKT 0x8
};
#endif