vncserver.h

这是一个比较复杂的远程控制工具,分为服务器与客户斋,让你了解socket编程的知识.

	virtual BOOL EnableHTTPConnect(BOOL enable);
	virtual BOOL HTTPConnectEnabled() {return m_enableHttpConn;};
	virtual BOOL EnableXDMCPConnect(BOOL enable);
	virtual BOOL XDMCPConnectEnabled() {return m_enableXdmcpConn;};

	virtual void GetScreenInfo(int &width, int &height, int &depth);

	// Allow connections if no password is set?
	virtual void SetAuthRequired(BOOL reqd) {m_passwd_required = reqd;};
	virtual BOOL AuthRequired() {return m_passwd_required;};

	// Handling of per-client connection authorisation
	virtual void SetAuthHosts(const char *hostlist);
	virtual char *AuthHosts();
	enum AcceptQueryReject {aqrAccept, aqrQuery, aqrReject};
	virtual AcceptQueryReject VerifyHost(const char *hostname);

	// Blacklisting of machines which fail connection attempts too often
	// Such machines will fail VerifyHost for a short period
	virtual void AddAuthHostsBlacklist(const char *machine);
	virtual void RemAuthHostsBlacklist(const char *machine);

	// Connection querying settings
	virtual void SetQuerySetting(const UINT setting) {m_querysetting = setting;};
	virtual UINT QuerySetting() {return m_querysetting;};
	virtual void SetQueryAccept(const UINT setting) {m_queryaccept = setting;};
	virtual UINT QueryAccept() {return m_queryaccept;};
	virtual void SetQueryTimeout(const UINT setting) {m_querytimeout = setting;};
	virtual UINT QueryTimeout() {return m_querytimeout;};

	// Whether or not to allow connections from the local machine
	virtual void SetLoopbackOk(BOOL ok) {m_loopback_allowed = ok;};
	virtual BOOL LoopbackOk() {return m_loopback_allowed;};

	// Whether or not to shutdown or logoff when the last client leaves
	virtual void SetLockSettings(int ok) {m_lock_on_exit = ok;};
	virtual int LockSettings() {return m_lock_on_exit;};

	// Timeout for automatic disconnection of idle connections
	virtual void SetAutoIdleDisconnectTimeout(const UINT timeout) {m_idle_timeout = timeout;};
	virtual UINT AutoIdleDisconnectTimeout() {return m_idle_timeout;};

	// Removal of desktop wallpaper, etc
	virtual void EnableRemoveWallpaper(const BOOL enable) {m_remove_wallpaper = enable;};
	virtual BOOL RemoveWallpaperEnabled() {return m_remove_wallpaper;};

	// sf@2002 - v1.1.x - Server Default Scale
	virtual UINT GetDefaultScale();
	virtual BOOL SetDefaultScale(int nScale);
	virtual BOOL FileTransferEnabled();
	virtual BOOL EnableFileTransfer(BOOL fEnable);
	virtual BOOL BlankMonitorEnabled() {return m_fBlankMonitorEnabled;};
	virtual void BlankMonitorEnabled(BOOL fEnable) {m_fBlankMonitorEnabled = fEnable;};
	virtual BOOL MSLogonRequired();
	virtual BOOL RequireMSLogon(BOOL fEnable);
	virtual BOOL GetNewMSLogon();
	virtual BOOL SetNewMSLogon(BOOL fEnable);

	// sf@2002 - DSM Plugin
	virtual BOOL IsDSMPluginEnabled();
	virtual void EnableDSMPlugin(BOOL fEnable);
	virtual char* GetDSMPluginName();
	virtual void SetDSMPluginName(char* szDSMPlugin);
	virtual BOOL SetDSMPlugin(void);
	virtual CDSMPlugin* GetDSMPluginPointer() { return m_pDSMPlugin;};

	// sf@2002 - Cursor handling
	virtual void EnableXRichCursor(BOOL fEnable);
	virtual BOOL IsXRichCursorEnabled() {return m_fXRichCursor;}; 

	// sf@2002
	virtual void DisableCacheForAllClients();
	virtual bool IsThereASlowClient();
	virtual bool IsThereAUltraEncodingClient();

	// sf@2002 - Turbo Mode
	virtual void TurboMode(BOOL fEnabled) { m_TurboMode = fEnabled; };
	virtual BOOL TurboMode() { return m_TurboMode; };

	// sf@2003 - AutoReconnect
	virtual BOOL AutoReconnect(){return m_fAutoReconnect;};
	virtual UINT AutoReconnectPort(){return m_AutoReconnectPort;};
	virtual char* AutoReconnectAdr(){return m_szAutoReconnectAdr;}
	virtual void AutoReconnect(BOOL fEnabled){m_fAutoReconnect = fEnabled;};
	virtual void AutoReconnectPort(UINT nPort){m_AutoReconnectPort = nPort;};
	virtual void AutoReconnectAdr(char* szAdr){strcpy(m_szAutoReconnectAdr, szAdr);}

	// sf@2005 - FTUserImpersonation
	virtual BOOL FTUserImpersonation(){return m_fFTUserImpersonation;};
	virtual void FTUserImpersonation(BOOL fEnabled){m_fFTUserImpersonation = fEnabled;};

	virtual BOOL CaptureAlphaBlending(){return m_fCaptureAlphaBlending;};
	virtual void CaptureAlphaBlending(BOOL fEnabled){m_fCaptureAlphaBlending = fEnabled;};
	virtual BOOL BlackAlphaBlending(){return m_fBlackAlphaBlending;};
	virtual void BlackAlphaBlending(BOOL fEnabled){m_fBlackAlphaBlending = fEnabled;};

	virtual void Clear_Update_Tracker();
	virtual void UpdateCursorShape();

	bool IsClient(vncClient* pClient);


protected:
	// The vncServer UpdateTracker class
	// Behaves like a standard UpdateTracker, but propagates update
	// information to active clients' trackers

	class ServerUpdateTracker : public rfb::UpdateTracker {
	public:
		ServerUpdateTracker() : m_server(0) {};

		virtual void init(vncServer *server) {m_server=server;};

		virtual void add_changed(const rfb::Region2D &region);
		virtual void add_cached(const rfb::Region2D &region);
		virtual void add_copied(const rfb::Region2D &dest, const rfb::Point &delta);
	protected:
		vncServer *m_server;
	};

	friend class ServerUpdateTracker;

	ServerUpdateTracker	m_update_tracker;

	// Internal stuffs
protected:
	// Connection servers
	vncSockConnect		*m_socketConn;
	vncHTTPConnect		*m_httpConn;
	HANDLE				m_xdmcpConn;
	BOOL				m_enableHttpConn;
	BOOL				m_enableXdmcpConn;

	// The desktop handler
	vncDesktop			*m_desktop;

	// General preferences
//	UINT				m_port;
//	UINT				m_port_http; // TightVNC 1.2.7
	BOOL				m_autoportselect;
	char				m_password[MAXPWLEN];
	BOOL				m_passwd_required;
	BOOL				m_loopback_allowed;
	BOOL				m_loopbackOnly;
	char				*m_auth_hosts;
	BOOL				m_enable_remote_inputs;
	BOOL				m_disable_local_inputs;
	int					m_lock_on_exit;
	int					m_connect_pri;
	UINT				m_querysetting;
	UINT				m_queryaccept;
	UINT				m_querytimeout;
	UINT				m_idle_timeout;

	BOOL				m_remove_wallpaper;
	BOOL				m_disableTrayIcon;
	BOOL				m_AllowEditClients;

	// Polling preferences
	BOOL				m_poll_fullscreen;
	BOOL				m_poll_foreground;
	BOOL				m_poll_undercursor;

	BOOL				m_poll_oneventonly;
	BOOL				m_poll_consoleonly;

	BOOL				m_driver;
	BOOL				m_hook;
	BOOL				m_virtual;
	BOOL				sethook;

	// Name of this desktop
	char				*m_name;

	// Blacklist structures
	struct BlacklistEntry {
		BlacklistEntry *_next;
		char *_machineName;
		LARGE_INTEGER _lastRefTime;
		UINT _failureCount;
		BOOL _blocked;
	};
	BlacklistEntry		*m_blacklist;
	
	// The client lists - list of clients being authorised and ones
	// already authorised
	vncClientList		m_unauthClients;
	vncClientList		m_authClients;
	vncClient			*m_clientmap[MAX_CLIENTS];
	vncClientId			m_nextid;

	// Lock to protect the client list from concurrency - lock when reading/updating client list
//	omni_mutex			m_clientsLock;
	// Lock to protect the desktop object from concurrency - lock when updating client list
	omni_mutex			m_desktopLock;

	// Signal set when a client removes itself
	omni_condition		*m_clientquitsig;

	// Set of windows to send notifications to
	vncNotifyList		m_notifyList;

		// Modif sf@2002 - Single Window
	BOOL    m_SingleWindow;
	char    m_szWindowName[32]; // to keep the window name

	// Modif sf@2002
	BOOL    m_TurboMode;

	// Modif sf@2002 - v1.1.x
	// BOOL    m_fQueuingEnabled;
	BOOL    m_fFileTransferEnabled;
	BOOL    m_fBlankMonitorEnabled;
	int     m_nDefaultScale;

	BOOL    m_fMSLogonRequired;
	BOOL    m_fNewMSLogon;

	// sf@2002 - DSMPlugin
	BOOL m_fDSMPluginEnabled;
	char m_szDSMPlugin[128];
	CDSMPlugin *m_pDSMPlugin;

	// sf@2002 - Cursor handling
	BOOL m_fXRichCursor; 

	// sf@2003 - AutoReconnect
	BOOL m_fAutoReconnect;
	UINT m_AutoReconnectPort;
	char m_szAutoReconnectAdr[64];

	// sf@2005 - FTUserImpersonation
	BOOL m_fFTUserImpersonation;

	// sf@2005
	BOOL m_fCaptureAlphaBlending;
	BOOL m_fBlackAlphaBlending;

	HINSTANCE   hWtsLib;
};

#endif