comm.h

front,profileface detect and head and shouder detect in webcam

//Comm.h
//Rs232c甫 窍扁困茄 努贰胶 庆歹
// 2001斥 3岿 26老 (林) 付捞农肺 肺焊飘  S/W评 沥旷侥
//

#ifndef __COMM_H__
#define __COMM_H__

#define COM_MAXBLOCK     4095
#define COM_MAXPORTS        4


// Flow control flags

#define FC_DTRDSR       0x01
#define FC_RTSCTS       0x02
#define FC_XONXOFF      0x04

// ascii definitions

#define ASCII_BEL       0x07
#define ASCII_BS        0x08
#define ASCII_LF        0x0A
#define ASCII_CR        0x0D
#define ASCII_XON       0x11
#define ASCII_XOFF      0x13
#define ASCII_STX		0x02
#define ASCII_ETX		0xFE

#define WM_RECEIVEDATA WM_USER+100

/////////////////////////////////////////////////////////////////////////////
// CComm window
#define ZERO_MEMORY(s)	::ZeroMemory(&s, sizeof(s))

// flow control
#define FC_DTRDSR	0x01
#define FC_RTSCTS	0x02
#define FC_XONXOFF	0x04
#define	FC_NONE		0x00

#define ASCII_XON	0x11
#define ASCII_XOFF	0x13

// registry stuff
#define CS_REGKEY_SETTINGS     _T("烹脚券版")
#define CS_REGENTRY_PORT       _T("PORT")
#define CS_REGENTRY_PARITY     _T("PARITY")
#define CS_REGENTRY_BAUD       _T("BAUD")
#define CS_REGENTRY_DATABITS   _T("DATABITS")
#define CS_REGENTRY_STOPBITS   _T("STOPBITS")
#define CS_REGENTRY_FLOW       _T("FLOW")

#pragma  pack(push,1)

typedef struct _TTYSTRUCT
{
   BYTE		byCommPort;  // zero based port - 3 or higher implies TELNET
   BYTE		byXonXoff;
   BYTE		byByteSize;
   BYTE		byFlowCtrl;
   BYTE		byParity;
   BYTE		byStopBits;
   DWORD	dwBaudRate;

} TTYSTRUCT, *LPTTYSTRUCT;

#pragma  pack(pop,1)

// 烹脚橇肺配妮 Table
extern BYTE _nFlow[4];

// 烹脚 单捞鸥 荤捞令 抛捞喉
extern int _nDataValues[2];

// 烹脚 加档 Table
extern int _nBaudRates[12];

// 烹脚 沥瘤 厚飘 Table
extern BYTE _nStopBits[2];

class CComm : public CObject
{

   DECLARE_DYNCREATE( CComm )
public:	
	HANDLE      idComDev ;	//哪器飘 叼官捞胶 楷搬 勤甸
	BOOL        fConnected;	//哪器飘啊 楷搬登搁 1肺 汲沥
	BYTE        abIn[ COM_MAXBLOCK + 1] ;	//哪器飘俊辑 甸绢坷绰 单捞鸥
	HWND		m_hwnd;	//皋技瘤甫 傈崔且 扩档快 敲矾弊
	BOOL		bTxEmpty;	// TX侩 单捞磐啊 葛滴 价脚 登菌阑 版快 TRUE肺 傈券等促.

// Construction
public:
	CComm( );
	//哪器飘甫 凯绊 楷搬阑 矫档茄促.
	BOOL OpenCommPort(LPTTYSTRUCT lpTTY);
	//comm 器飘甫 秦力茄促.
	BOOL DestroyComm();
	//哪器飘俊辑 单捞鸥甫 罐绰促.
	int  ReadCommBlock( LPSTR data, int len);
	//哪器飘俊 单捞鸥甫 持绰促.
	BOOL WriteCommBlock( LPSTR data, DWORD len);   
	//器飘甫 楷搬茄促.
	BOOL SetupConnection(LPTTYSTRUCT lpTTY);
	//楷搬阑 秦力茄促.
	BOOL CloseConnection( );
	//佬篮 单捞鸥甫 滚欺俊 历厘茄促.
	void SetReadData(LPSTR data, int nLen);
	//皋矫瘤甫 焊尘 扩档快 勤甸阑 汲沥茄促.
	void SetHwnd(HWND hwnd);
	void EscapeCommFunction(DWORD dwFunc) ;
	

// Attributes
public:   
	OVERLAPPED  osWrite, osRead;		
// Operations
public:	
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CComm)
	//}}AFX_VIRTUAL

// Implementation
public:
		
	virtual ~CComm();

	// Generated message map functions
//	DECLARE_MESSAGE_MAP()
protected:
};


/////////////////////////////////////////////////////////////////////////////
#endif