/* * synergy -- mouse and keyboard sharing utility * Copyright (C) 2012 Synergy Si Ltd. * Copyright (C) 2002 Chris Schoeneman * * This package is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * found in the file COPYING that should have accompanied this file. * * This package is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #pragma once #include "synergy/IClient.h" #include "synergy/IClipboard.h" #include "synergy/DragInformation.h" #include "synergy/INode.h" #include "net/NetworkAddress.h" #include "io/CryptoOptions.h" #include "base/EventTypes.h" class EventQueueTimer; class Screen; class ServerProxy; class IDataSocket; class ISocketFactory; namespace synergy { class IStream; } class IStreamFilterFactory; class IEventQueue; class CryptoStream; class Thread; //! Synergy client /*! This class implements the top-level client algorithms for synergy. */ class Client : public IClient, public INode { public: class FailInfo { public: FailInfo(const char* what) : m_retry(false), m_what(what) { } bool m_retry; String m_what; }; public: /*! This client will attempt to connect to the server using \p name as its name and \p address as the server's address and \p factory to create the socket. \p screen is the local screen. */ Client(IEventQueue* events, const String& name, const NetworkAddress& address, ISocketFactory* socketFactory, IStreamFilterFactory* streamFilterFactory, Screen* screen, const CryptoOptions& crypto, bool enableDragDrop); ~Client(); #ifdef TEST_ENV Client() : m_mock(true) { } #endif //! @name manipulators //@{ //! Connect to server /*! Starts an attempt to connect to the server. This is ignored if the client is trying to connect or is already connected. */ void connect(); //! Disconnect /*! Disconnects from the server with an optional error message. */ void disconnect(const char* msg); //! Notify of handshake complete /*! Notifies the client that the connection handshake has completed. */ virtual void handshakeComplete(); //! Set crypto IV for decryption virtual void setDecryptIv(const UInt8* iv); //! Clears the file buffer void clearReceivedFileData(); //! Set the expected size of receiving file void setExpectedFileSize(String data); //! Received a chunk of file data void fileChunkReceived(String data); //! Received drag information void dragInfoReceived(UInt32 fileNum, String data); //! Create a new thread and use it to send file to Server void sendFileToServer(const char* filename); //! Send dragging file information back to server void sendDragInfo(UInt32 fileCount, String& info, size_t size); //@} //! @name accessors //@{ //! Test if connected /*! Returns true iff the client is successfully connected to the server. */ bool isConnected() const; //! Test if connecting /*! Returns true iff the client is currently attempting to connect to the server. */ bool isConnecting() const; //! Get address of server /*! Returns the address of the server the client is connected (or wants to connect) to. */ NetworkAddress getServerAddress() const; //! Return true if recieved file size is valid bool isReceivedFileSizeValid(); //! Return expected file size size_t getExpectedFileSize() { return m_expectedFileSize; } //@} // IScreen overrides virtual void* getEventTarget() const; virtual bool getClipboard(ClipboardID id, IClipboard*) const; virtual void getShape(SInt32& x, SInt32& y, SInt32& width, SInt32& height) const; virtual void getCursorPos(SInt32& x, SInt32& y) const; // IClient overrides virtual void enter(SInt32 xAbs, SInt32 yAbs, UInt32 seqNum, KeyModifierMask mask, bool forScreensaver); virtual bool leave(); virtual void setClipboard(ClipboardID, const IClipboard*); virtual void grabClipboard(ClipboardID); virtual void setClipboardDirty(ClipboardID, bool); virtual void keyDown(KeyID, KeyModifierMask, KeyButton); virtual void keyRepeat(KeyID, KeyModifierMask, SInt32 count, KeyButton); virtual void keyUp(KeyID, KeyModifierMask, KeyButton); virtual void mouseDown(ButtonID); virtual void mouseUp(ButtonID); virtual void mouseMove(SInt32 xAbs, SInt32 yAbs); virtual void mouseRelativeMove(SInt32 xRel, SInt32 yRel); virtual void mouseWheel(SInt32 xDelta, SInt32 yDelta); virtual void screensaver(bool activate); virtual void resetOptions(); virtual void setOptions(const OptionsList& options); virtual String getName() const; private: void sendClipboard(ClipboardID); void sendEvent(Event::Type, void*); void sendConnectionFailedEvent(const char* msg); void sendFileChunk(const void* data); void sendFileThread(void*); void writeToDropDirThread(void*); void setupConnecting(); void setupConnection(); void setupScreen(); void setupTimer(); void cleanupConnecting(); void cleanupConnection(); void cleanupScreen(); void cleanupTimer(); void handleConnected(const Event&, void*); void handleConnectionFailed(const Event&, void*); void handleConnectTimeout(const Event&, void*); void handleOutputError(const Event&, void*); void handleDisconnected(const Event&, void*); void handleShapeChanged(const Event&, void*); void handleClipboardGrabbed(const Event&, void*); void handleHello(const Event&, void*); void handleSuspend(const Event& event, void*); void handleResume(const Event& event, void*); void handleFileChunkSending(const Event&, void*); void handleFileRecieveCompleted(const Event&, void*); void onFileRecieveCompleted(); public: bool m_mock; private: String m_name; NetworkAddress m_serverAddress; ISocketFactory* m_socketFactory; IStreamFilterFactory* m_streamFilterFactory; Screen* m_screen; synergy::IStream* m_stream; EventQueueTimer* m_timer; ServerProxy* m_server; bool m_ready; bool m_active; bool m_suspended; bool m_connectOnResume; bool m_ownClipboard[kClipboardEnd]; bool m_sentClipboard[kClipboardEnd]; IClipboard::Time m_timeClipboard[kClipboardEnd]; String m_dataClipboard[kClipboardEnd]; IEventQueue* m_events; CryptoStream* m_cryptoStream; CryptoOptions m_crypto; std::size_t m_expectedFileSize; String m_receivedFileData; DragFileList m_dragFileList; String m_dragFileExt; Thread* m_sendFileThread; Thread* m_writeToDropDirThread; bool m_enableDragDrop; };