class INetChannelInfo
{
public:
    enum {
        GENERIC = 0,	// must be first and is default group
        LOCALPLAYER,	// bytes for local player entity update
        OTHERPLAYERS,	// bytes for other players update
        ENTITIES,		// all other entity bytes
        SOUNDS,			// game sounds
        EVENTS,			// event messages
        USERMESSAGES,	// user messages
        ENTMESSAGES,	// entity messages
        VOICE,			// voice data
        STRINGTABLE,	// a stringtable update
        MOVE,			// client move cmds
        STRINGCMD,		// string command
        SIGNON,			// various signondata
        TOTAL,			// must be last and is not a real group
    };
    virtual const char  *GetName(void) const = 0;	// get channel name
    virtual const char  *GetAddress(void) const = 0; // get channel IP address as string
    virtual float		GetTime(void) const = 0;	// current net time
    virtual float		GetTimeConnected(void) const = 0;	// get connection time in seconds
    virtual int			GetBufferSize(void) const = 0;	// netchannel packet history size
    virtual int			GetDataRate(void) const = 0; // send data rate in byte/sec
    virtual bool		IsLoopback(void) const = 0;	// true if loopback channel
    virtual bool		IsTimingOut(void) const = 0;	// true if timing out
    virtual bool		IsPlayback(void) const = 0;	// true if demo playback
    virtual float		GetLatency(int flow) const = 0;	 // current latency (RTT), more accurate but jittering
    virtual float		GetAvgLatency(int flow) const = 0; // average packet latency in seconds
    virtual float		GetAvgLoss(int flow) const = 0;	 // avg packet loss[0..1]
    virtual float		GetAvgChoke(int flow) const = 0;	 // avg packet choke[0..1]
    virtual float		GetAvgData(int flow) const = 0;	 // data flow in bytes/sec
    virtual float		GetAvgPackets(int flow) const = 0; // avg packets/sec
    virtual int			GetTotalData(int flow) const = 0;	 // total flow in/out in bytes
    virtual int			GetSequenceNr(int flow) const = 0;	// last send seq number
    virtual bool		IsValidPacket(int flow, int frame_number) const = 0; // true if packet was not lost/dropped/chocked/flushed
    virtual float		GetPacketTime(int flow, int frame_number) const = 0; // time when packet was send
    virtual int			GetPacketBytes(int flow, int frame_number, int group) const = 0; // group size of this packet
    virtual bool		GetStreamProgress(int flow, int *received, int *total) const = 0;  // TCP progress if transmitting
    virtual float		GetTimeSinceLastReceived(void) const = 0;	// get time since last recieved packet in seconds
    virtual	float		GetCommandInterpolationAmount(int flow, int frame_number) const = 0;
    virtual void		GetPacketResponseLatency(int flow, int frame_number, int *pnLatencyMsecs, int *pnChoke) const = 0;
    virtual void		GetRemoteFramerate(float *pflFrameTime, float *pflFrameTimeStdDeviation) const = 0;
    virtual float		GetTimeoutSeconds() const = 0;
};