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/*
* $Id: componentIGMP.h,v 1.1 2009/02/13 10:39:22 schmirl Exp $
*/
#ifndef VDR_STREAMDEV_IGMPSERVER_H
#define VDR_STREAMDEV_IGMPSERVER_H
#include <sys/time.h>
#include <time.h>
#include <vdr/thread.h>
#include "server/component.h"
#include "../common.h"
class cMulticastGroup;
class cComponentIGMP: public cServerComponent, public cThread {
private:
char m_ReadBuffer[2048];
cList<cMulticastGroup> m_Groups;
in_addr_t m_BindIp;
int m_MaxChannelNumber;
struct timeval m_GeneralQueryTimer;
int m_StartupQueryCount;
bool m_Querier;
cCondWait m_CondWait;
#if APIVERSNUM >= 20300
cMulticastGroup* FindGroup(in_addr_t Group);
#else
cMulticastGroup* FindGroup(in_addr_t Group) const;
#endif
/* Add or remove local host to multicast group */
bool IGMPMembership(in_addr_t Group, bool Add = true);
void IGMPSendQuery(in_addr_t Group, int Timeout);
cServerConnection* ProcessMessage(struct igmp *Igmp, in_addr_t Group, in_addr_t Sender);
void IGMPStartGeneralQueryTimer();
void IGMPStartOtherQuerierPresentTimer();
void IGMPSendGeneralQuery();
void IGMPStartTimer(cMulticastGroup* Group, in_addr_t Member);
void IGMPStartV1HostTimer(cMulticastGroup* Group);
void IGMPStartTimerAfterLeave(cMulticastGroup* Group, unsigned int MaxResponseTime);
void IGMPStartRetransmitTimer(cMulticastGroup* Group);
void IGMPClearRetransmitTimer(cMulticastGroup* Group);
void IGMPSendGroupQuery(cMulticastGroup* Group);
cServerConnection* IGMPStartMulticast(cMulticastGroup* Group);
void IGMPStopMulticast(cMulticastGroup* Group);
virtual void Action();
protected:
virtual cServerConnection *NewClient(void);
public:
virtual bool Initialize(void);
virtual void Destruct(void);
virtual cServerConnection* Accept(void);
cComponentIGMP(void);
~cComponentIGMP(void);
};
#endif // VDR_STREAMDEV_IGMPSERVER_H
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