// Communicate.h: interface for the CCommunicate class.
//
#if !defined(AFX_COMMUNICATE_H__346D6178_C9CC_4299_909D_6E746D02A6EB__INCLUDED_)
#define AFX_COMMUNICATE_H__346D6178_C9CC_4299_909D_6E746D02A6EB__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "logfile.h"

#define BUFLEN	16384

extern CLogFile csLog;
extern int iDirect;

class CCommunicate  
{
public:
	CCommunicate();
	virtual ~CCommunicate();
	
	virtual int InitCom()
	{
		return 0;
	}
		
	virtual int ResetCom()
	{
		return 0;
	}

	virtual int SendData(char *pszSendBuf,int iLen)
	{
		return 0;
	}

	int SetMsgWnd(HWND hWnd);
	int GetData(char *pszBuf,DWORD *piLen);
	
	HANDLE m_hStopEvent,m_hSendDataEvent;
	HANDLE m_pRcvThread,m_pSndThread;
	BOOL m_blIsRcvThreadActive,m_blIsSndThreadActive;
	HWND m_pOwnerWnd;
	char m_szDataBuf[BUFLEN+1],m_szSendBuf[BUFLEN+1];
	DWORD m_dwLen,m_dwOffset,m_dwSendLen;	
};

#endif // !defined(AFX_COMMUNICATE_H__346D6178_C9CC_4299_909D_6E746D02A6EB__INCLUDED_)