writerudp.h

symbian平台S60_2nd_FP2_SC rtp实现

/************************************************************************/
/* CSocketWriter class                                                  */
/************************************************************************/
#ifndef __SOCKETSWRITER_H__
#define __SOCKETSWRITER_H__

#include "TDefine.h"
#include "VTypes.h"
#include "NetworkAddress.h"

class MSocketsEngineNotifier;

class CWriterUdp : public CActive
{
public:
    static CWriterUdp* NewL(MSocketsEngineNotifier& aEngineNotifier, RSocket& aSocket);
	~CWriterUdp();

public:
    void IssueWriteL(const NetworkAddress& DestAddress,TDesC8& aData,TBool bIssueNow);

protected:
	void DoCancel();
	void RunL();	

private:
	CWriterUdp(MSocketsEngineNotifier& aEngineNotifier, RSocket& aSocket);
	void ConstructL();
    void SendNextPacket();

	enum TWriteState 
	    {
		ESending=100, 
        EWaiting
	    };

private:
	TInetAddr udpAddr ;
	MSocketsEngineNotifier&			iEngineNotifier;
    RSocket&						iSocket;
	TSockXfrLength					iXfrLen;
	HBufC8*							iTransferBuffer;
	TBuf8<MAX_READ_BUFSIZE>			iWriteBuffer;
	TWriteState						iWriteStatus;

};

#endif