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

65 lines
1.4 KiB
C++

// An IRC analyzer contributed by Roland Gruber.
#ifndef irc_h
#define irc_h
#include "TCP.h"
/**
* \brief Main class for analyzing IRC traffic.
*/
class IRC_Analyzer : public TCP_ApplicationAnalyzer {
enum { WAIT_FOR_REGISTRATION, REGISTERED, };
enum { NO_ZIP, ACCEPT_ZIP, ZIP_LOADED, };
public:
/**
* \brief Constructor, builds a new analyzer object.
*/
IRC_Analyzer(Connection* conn);
/**
* \brief Called when connection is closed.
*/
virtual void Done();
/**
* \brief New input line in network stream.
*
* \param len the line length
* \param data pointer to line start
* \param orig was this data sent from connection originator?
*/
virtual void DeliverStream(int len, const u_char* data, bool orig);
static Analyzer* InstantiateAnalyzer(Connection* conn)
{
return new IRC_Analyzer(conn);
}
static bool Available();
protected:
int orig_status;
int orig_zip_status;
int resp_status;
int resp_zip_status;
private:
/** \brief counts number of invalid IRC messages */
int invalid_msg_count;
/** \brief maximum count of invalid IRC messages */
int invalid_msg_max_count;
/**
* \brief Splits a string into its words which are separated by
* the split character.
*
* \param input string which will be splitted
* \param split character which separates the words
* \return vector containing words
*/
vector<string> SplitWords(const string input, const char split);
};
#endif