tcp_clie.h

一个symbian下的tcp连接的客户端/服务器源代码

// tcp_clie.h
//
// Copyright (c) 1998 - 1999 Symbian Ltd.  All rights reserved.
//
//////////////////////////////////////////////////////////////

#ifndef __TCP_CLIE_H
#define __TCP_CLIE_H

#include <e32std.h>
#include <e32base.h>
#include <es_sock.h>

class MCommsTestObserver
	{
public:
	virtual void HandleProgressEvent()=0;
	};

// Application engine class

class CMinTcpEngine : public CActive
	{
public:
	static CMinTcpEngine* NewL();
	~CMinTcpEngine();
	void StartTestL();
	void SetObserver(MCommsTestObserver* aObserver);
	TDesC& StatusText() {return iStatusText;}
private:
	CMinTcpEngine();
	void ConstructL();
	void NotifyProgress();
private: // From CActive
	void RunL();
	void DoCancel();
private:
	enum TState
		{
		EChannelIdle,EChannelListening,EChannelConnected,
		EChannelShutingDown,EChannelSending,EChannelReceiving
		};
	MCommsTestObserver*	iObserver;
	TBuf<1024> iStatusText;
	TBuf8<256> iDataBuffer;
	TState iChannelState;
	TSockXfrLength iRecvLen;
	RSocket iSocket;
	};

#endif