checkpoint. first cut of client and server apps. not tested

yet but they compile and *should* work as is.

Makefile

@@ -42,6 +42,7 @@ LCXXINCS =				\
 	-I$(DEPTH)/mt	 		\
 	-I$(DEPTH)/io	 		\
 	-I$(DEPTH)/net	 		\
+	-I$(DEPTH)/synergy 		\
 	$(NULL)
 CXXFILES = test.cpp
 
@@ -49,6 +50,7 @@ CXXFILES = test.cpp
 # libraries we depend on
 #
 DEPLIBS =				\
+	$(LIBDIR)/libsynergy.a		\
 	$(LIBDIR)/libnet.a		\
 	$(LIBDIR)/libio.a		\
 	$(LIBDIR)/libmt.a		\
@@ -61,3 +63,4 @@ LLDLIBS  =				\
 
 test: $(OBJECTS) $(DEPLIBS)
 	$(CXX) $(CXXFLAGS) -o $@ $(OBJECTS) $(LDFLAGS)
+

notes

@@ -9,7 +9,6 @@ CServer
  * put mutex locks wherever necessary (like accessing m_active)
 
 CClient
- * need thread to handle screen
  * need methods for screen event handler to call as appropriate
 
 server						client

synergy/CClient.cpp

@@ -2,15 +2,22 @@
 #include "CInputPacketStream.h"
 #include "COutputPacketStream.h"
 #include "CProtocolUtil.h"
+#include "ISecondaryScreen.h"
+#include "ProtocolTypes.h"
 #include "CTimerThread.h"
+#include "XSynergy.h"
 #include <stdio.h>
+#include <memory>
 
 //
 // CClient
 //
 
 CClient::CClient(const CString& clientName) :
-								m_name(clientName)
+								m_name(clientName),
+								m_input(NULL),
+								m_output(NULL),
+								m_screen(NULL)
 {
 }
 
@@ -19,6 +26,7 @@ CClient::~CClient()
 }
 
 #include "CTCPSocket.h"
+#include "CXWindowsSecondaryScreen.h"
 void					CClient::run(const CNetworkAddress& serverAddress)
 {
 	std::auto_ptr<ISocket> socket;
@@ -84,12 +92,18 @@ void					CClient::run(const CNetworkAddress& serverAddress)
 	}
 
 	// connect to screen
-	// FIXME -- make object that closes and destroys screen in
+	std::auto_ptr<CScreenCleaner> screenCleaner;
-	// it's d'tor.  screen must not be handling event queue by
-	// the time the streams are destroyed.
-
-	// handle messages from server
 	try {
+		m_screen = new CXWindowsSecondaryScreen;
+		screenCleaner.reset(new CScreenCleaner(this, m_screen));
+	}
+	catch (XBase& e) {
+		fprintf(stderr, "cannot open screen: %s\n", e.what());
+		return;
+	}
+
+	try {
+		// handle messages from server
 		for (;;) {
 			// wait for reply
 			UInt8 code[4];
@@ -108,46 +122,46 @@ void					CClient::run(const CNetworkAddress& serverAddress)
 
 			// parse message
 			if (memcmp(code, kMsgDMouseMove, 4) == 0) {
-				onMouseMove(input.get());
+				onMouseMove();
 			}
 			else if (memcmp(code, kMsgDMouseWheel, 4) == 0) {
-				onMouseWheel(input.get());
+				onMouseWheel();
 			}
 			else if (memcmp(code, kMsgDKeyDown, 4) == 0) {
-				onKeyDown(input.get());
+				onKeyDown();
 			}
 			else if (memcmp(code, kMsgDKeyUp, 4) == 0) {
-				onKeyUp(input.get());
+				onKeyUp();
 			}
 			else if (memcmp(code, kMsgDMouseDown, 4) == 0) {
-				onMouseDown(input.get());
+				onMouseDown();
 			}
 			else if (memcmp(code, kMsgDMouseUp, 4) == 0) {
-				onMouseUp(input.get());
+				onMouseUp();
 			}
 			else if (memcmp(code, kMsgDKeyRepeat, 4) == 0) {
-				onKeyRepeat(input.get());
+				onKeyRepeat();
 			}
 			else if (memcmp(code, kMsgCEnter, 4) == 0) {
-				onEnter(input.get());
+				onEnter();
 			}
 			else if (memcmp(code, kMsgCLeave, 4) == 0) {
-				onLeave(input.get());
+				onLeave();
 			}
 			else if (memcmp(code, kMsgCClipboard, 4) == 0) {
-				onGrabClipboard(input.get());
+				onGrabClipboard();
 			}
 			else if (memcmp(code, kMsgCScreenSaver, 4) == 0) {
-				onScreenSaver(input.get());
+				onScreenSaver();
 			}
 			else if (memcmp(code, kMsgQInfo, 4) == 0) {
-				onQueryInfo(input.get());
+				onQueryInfo();
 			}
 			else if (memcmp(code, kMsgQClipboard, 4) == 0) {
-				onQueryClipboard(input.get());
+				onQueryClipboard();
 			}
 			else if (memcmp(code, kMsgDClipboard, 4) == 0) {
-				onSetClipboard(input.get());
+				onSetClipboard();
 			}
 			else if (memcmp(code, kMsgCClose, 4) == 0) {
 				// server wants us to hangup
@@ -159,14 +173,17 @@ void					CClient::run(const CNetworkAddress& serverAddress)
 				break;
 			}
 		}
-
-		// done with socket
-		m_socket->close();
 	}
 	catch (XBase& e) {
 		fprintf(stderr, "error: %s\n", e.what());
 		return;
 	}
+
+	// done with screen
+	screenCleaner.reset();
+
+	// done with socket
+	socket->close();
 }
 
 void					CClient::onEnter()
@@ -196,7 +213,7 @@ void					CClient::onScreenSaver()
 void					CClient::onQueryInfo()
 {
 	SInt32 w, h;
-	m_screen->getSize(w, h);
+	m_screen->getSize(&w, &h);
 	SInt32 zoneSize = m_screen->getJumpZoneSize();
 	CProtocolUtil::writef(m_output, kMsgDInfo, w, h, zoneSize);
 }
@@ -215,16 +232,16 @@ void					CClient::onKeyDown()
 {
 	SInt32 id, mask;
 	CProtocolUtil::readf(m_input, kMsgDKeyDown + 4, &id, &mask);
-	m_screen->onKeyDown(reinterpret_cast<KeyID>(id),
+	m_screen->onKeyDown(static_cast<KeyID>(id),
-								reinterpret_cast<KeyModifierMask>(mask));
+								static_cast<KeyModifierMask>(mask));
 }
 
 void					CClient::onKeyRepeat()
 {
 	SInt32 id, mask, count;
 	CProtocolUtil::readf(m_input, kMsgDKeyRepeat + 4, &id, &mask, &count);
-	m_screen->onKeyRepeat(reinterpret_cast<KeyID>(id),
+	m_screen->onKeyRepeat(static_cast<KeyID>(id),
-								reinterpret_cast<KeyModifierMask>(mask),
+								static_cast<KeyModifierMask>(mask),
 								count);
 }
 
@@ -232,22 +249,22 @@ void					CClient::onKeyUp()
 {
 	SInt32 id, mask;
 	CProtocolUtil::readf(m_input, kMsgDKeyUp + 4, &id, &mask);
-	m_screen->onKeyUp(reinterpret_cast<KeyID>(id),
+	m_screen->onKeyUp(static_cast<KeyID>(id),
-								reinterpret_cast<KeyModifierMask>(mask));
+								static_cast<KeyModifierMask>(mask));
 }
 
 void					CClient::onMouseDown()
 {
 	SInt32 id;
 	CProtocolUtil::readf(m_input, kMsgDMouseDown + 4, &id);
-	m_screen->onMouseDown(reinterpret_cast<ButonID>(id));
+	m_screen->onMouseDown(static_cast<ButtonID>(id));
 }
 
 void					CClient::onMouseUp()
 {
 	SInt32 id;
 	CProtocolUtil::readf(m_input, kMsgDMouseUp + 4, &id);
-	m_screen->onMouseUp(reinterpret_cast<ButonID>(id));
+	m_screen->onMouseUp(static_cast<ButtonID>(id));
 }
 
 void					CClient::onMouseMove()
@@ -263,3 +280,28 @@ void					CClient::onMouseWheel()
 	CProtocolUtil::readf(m_input, kMsgDMouseWheel + 4, &delta);
 	m_screen->onMouseWheel(delta);
 }
+
+
+//
+// CClient::CScreenCleaner
+//
+
+CClient::CScreenCleaner::CScreenCleaner(CClient* client,
+								ISecondaryScreen* screen) :
+								m_screen(screen)
+{
+	assert(m_screen != NULL);
+	try {
+		m_screen->open(client);
+	}
+	catch (...) {
+		delete m_screen;
+		throw;
+	}
+}
+
+CClient::CScreenCleaner::~CScreenCleaner()
+{
+	m_screen->close();
+	delete m_screen;
+}

synergy/CClient.h

@@ -7,6 +7,7 @@
 class CNetworkAddress;
 class IInputStream;
 class IOutputStream;
+class ISecondaryScreen;
 
 class CClient {
   public:
@@ -37,10 +38,21 @@ class CClient {
 	void				onMouseMove();
 	void				onMouseWheel();
 
+  private:
+	class CScreenCleaner {
+	  public:
+		CScreenCleaner(CClient*, ISecondaryScreen*);
+		~CScreenCleaner();
+
+	  private:
+		ISecondaryScreen*	m_screen;
+	};
+
   private:
 	CString				m_name;
-	IInputStream*		m_output;
+	IInputStream*		m_input;
 	IOutputStream*		m_output;
+	ISecondaryScreen*	m_screen;
 };
 
 #endif

synergy/CServer.cpp

@@ -545,6 +545,7 @@ void					CServer::mapPosition(CScreenInfo* src,
 	}
 }
 
+#include "CTCPListenSocket.h"
 void					CServer::acceptClients(void*)
 {
 	// add this thread to the list of threads to cancel.  remove from
@@ -554,7 +555,8 @@ void					CServer::acceptClients(void*)
 	std::auto_ptr<IListenSocket> listen;
 	try {
 		// create socket listener
-		listen.reset(m_socketFactory->createListen());
+//		listen.reset(m_socketFactory->createListen());
+		listen.reset(new CTCPListenSocket);		// FIXME
 
 		// bind to the desired port.  keep retrying if we can't bind
 		// the address immediately.
@@ -712,7 +714,12 @@ void					CServer::openPrimaryScreen()
 	m_primary->open(this);
 
 	// add connection
-	m_active  = addConnection(CString("primary"/* FIXME */), NULL);
+	m_active = addConnection(CString("primary"/* FIXME */), NULL);
+
+	// update info
+	m_primary->getSize(&m_active->m_width, &m_active->m_height);
+	m_active->m_zoneSize = m_primary->getJumpZoneSize();
+	// FIXME -- need way for primary screen to call us back
 }
 
 void					CServer::closePrimaryScreen() throw()

synergy/CXWindowsPrimaryScreen.cpp

@@ -4,7 +4,6 @@
 #include "TMethodJob.h"
 #include <assert.h>
 #include <X11/X.h>
-#include <X11/extensions/XTest.h>
 
 //
 // CXWindowsPrimaryScreen

synergy/CXWindowsSecondaryScreen.cpp

@@ -0,0 +1,231 @@
+#include "CXWindowsSecondaryScreen.h"
+#include "CClient.h"
+#include "CThread.h"
+#include "TMethodJob.h"
+#include <assert.h>
+#include <X11/X.h>
+#include <X11/extensions/XTest.h>
+
+//
+// CXWindowsSecondaryScreen
+//
+
+CXWindowsSecondaryScreen::CXWindowsSecondaryScreen() :
+								m_client(NULL),
+								m_display(NULL),
+								m_window(None),
+								m_w(0), m_h(0)
+{
+	// do nothing
+}
+
+CXWindowsSecondaryScreen::~CXWindowsSecondaryScreen()
+{
+	assert(m_display == NULL);
+}
+
+void					CXWindowsSecondaryScreen::open(CClient* client)
+{
+	assert(m_client == NULL);
+	assert(client   != NULL);
+
+	// set the client
+	m_client = client;
+
+	// open the display
+	m_display = ::XOpenDisplay(NULL);	// FIXME -- allow non-default
+	if (m_display == NULL)
+		throw int(5);	// FIXME -- make exception for this
+
+	// get default screen
+	m_screen = DefaultScreen(m_display);
+	Screen* screen = ScreenOfDisplay(m_display, m_screen);
+
+	// get screen size
+	m_w = WidthOfScreen(screen);
+	m_h = HeightOfScreen(screen);
+
+	// verify the availability of the XTest extension
+	int majorOpcode, firstEvent, firstError;
+	if (!::XQueryExtension(m_display, XTestExtensionName,
+								&majorOpcode, &firstEvent, &firstError))
+		throw int(6);	// FIXME -- make exception for this
+
+	// become impervious to server grabs
+	::XTestGrabControl(m_display, True);
+
+	// start processing events
+	m_eventThread = new CThread(new TMethodJob<CXWindowsSecondaryScreen>(
+								this, &CXWindowsSecondaryScreen::eventThread));
+}
+
+void					CXWindowsSecondaryScreen::close()
+{
+	assert(m_client != NULL);
+	assert(m_eventThread != NULL);
+
+	// stop event thread
+	m_eventThread->cancel();
+	m_eventThread->wait();
+	delete m_eventThread;
+	m_eventThread = NULL;
+
+	// no longer impervious to server grabs
+	::XTestGrabControl(m_display, False);
+
+	// close the display
+	::XCloseDisplay(m_display);
+	m_display = NULL;
+}
+
+void					CXWindowsSecondaryScreen::enter(SInt32 x, SInt32 y)
+{
+	assert(m_display != NULL);
+
+	// warp to requested location
+	warpCursor(x, y);
+
+	// show cursor
+	// FIXME
+}
+
+void					CXWindowsSecondaryScreen::leave()
+{
+	assert(m_display != NULL);
+
+	// hide cursor
+	// FIXME
+}
+
+void					CXWindowsSecondaryScreen::warpCursor(SInt32 x, SInt32 y)
+{
+	assert(m_display != NULL);
+
+	::XTestFakeMotionEvent(m_display, m_screen, x, y, CurrentTime);
+	::XSync(m_display, False);
+}
+
+void					CXWindowsSecondaryScreen::onKeyDown(
+								KeyID key, KeyModifierMask mask)
+{
+	assert(m_display != NULL);
+
+	::XTestFakeKeyEvent(m_display, mapKey(key, mask), True, CurrentTime);
+	::XSync(m_display, False);
+}
+
+void					CXWindowsSecondaryScreen::onKeyRepeat(
+								KeyID, KeyModifierMask, SInt32)
+{
+	assert(m_display != NULL);
+
+	// FIXME
+}
+
+void					CXWindowsSecondaryScreen::onKeyUp(
+								KeyID key, KeyModifierMask mask)
+{
+	assert(m_display != NULL);
+
+	::XTestFakeKeyEvent(m_display, mapKey(key, mask), False, CurrentTime);
+	::XSync(m_display, False);
+}
+
+void					CXWindowsSecondaryScreen::onMouseDown(ButtonID button)
+{
+	assert(m_display != NULL);
+
+	::XTestFakeButtonEvent(m_display, mapButton(button), True, CurrentTime);
+	::XSync(m_display, False);
+}
+
+void					CXWindowsSecondaryScreen::onMouseUp(ButtonID button)
+{
+	assert(m_display != NULL);
+
+	::XTestFakeButtonEvent(m_display, mapButton(button), False, CurrentTime);
+	::XSync(m_display, False);
+}
+
+void					CXWindowsSecondaryScreen::onMouseMove(
+								SInt32 x, SInt32 y)
+{
+	assert(m_display != NULL);
+
+	::XTestFakeMotionEvent(m_display, m_screen, x, y, CurrentTime);
+	::XSync(m_display, False);
+}
+
+void					CXWindowsSecondaryScreen::onMouseWheel(SInt32)
+{
+	assert(m_display != NULL);
+
+	// FIXME
+}
+
+void					CXWindowsSecondaryScreen::getSize(
+								SInt32* width, SInt32* height) const
+{
+	assert(m_display != NULL);
+	assert(width != NULL && height != NULL);
+
+	*width  = m_w;
+	*height = m_h;
+}
+
+SInt32					CXWindowsSecondaryScreen::getJumpZoneSize() const
+{
+	assert(m_display != NULL);
+
+	return 0;
+}
+
+void					CXWindowsSecondaryScreen::eventThread(void*)
+{
+	for (;;) {
+		// wait for and then get the next event
+		while (XPending(m_display) == 0) {
+			CThread::sleep(0.05);
+		}
+		XEvent xevent;
+		XNextEvent(m_display, &xevent);
+
+		// handle event
+		switch (xevent.type) {
+		  case LeaveNotify:
+			// mouse moved out of window somehow.  hide the window.
+//			::XUnmapWindow(m_display, m_window);
+			break;
+
+/*
+		  // FIXME -- handle screen resolution changes
+
+		  case SelectionClear:
+			target->XXX(xevent.xselectionclear.);
+			break;
+
+		  case SelectionNotify:
+			target->XXX(xevent.xselection.);
+			break;
+
+		  case SelectionRequest:
+			target->XXX(xevent.xselectionrequest.);
+			break;
+*/
+		}
+	}
+}
+
+KeyCode					CXWindowsSecondaryScreen::mapKey(
+								KeyID id, KeyModifierMask /*mask*/) const
+{
+	// FIXME -- use mask
+	return ::XKeysymToKeycode(m_display, static_cast<KeySym>(id));
+}
+
+unsigned int			CXWindowsSecondaryScreen::mapButton(
+								ButtonID id) const
+{
+	// FIXME -- should use button mapping?
+	return static_cast<unsigned int>(id);
+}

synergy/CXWindowsSecondaryScreen.h

@@ -0,0 +1,44 @@
+#ifndef CXWINDOWSSECONDARYSCREEN_H
+#define CXWINDOWSSECONDARYSCREEN_H
+
+#include "ISecondaryScreen.h"
+#include <X11/Xlib.h>
+
+class CThread;
+
+class CXWindowsSecondaryScreen : public ISecondaryScreen {
+  public:
+	CXWindowsSecondaryScreen();
+	virtual ~CXWindowsSecondaryScreen();
+
+	// ISecondaryScreen overrides
+	virtual void		open(CClient*);
+	virtual void		close();
+	virtual void		enter(SInt32 xAbsolute, SInt32 yAbsolute);
+	virtual void		leave();
+	virtual void		warpCursor(SInt32 xAbsolute, SInt32 yAbsolute);
+	virtual void		onKeyDown(KeyID, KeyModifierMask);
+	virtual void		onKeyRepeat(KeyID, KeyModifierMask, SInt32 count);
+	virtual void		onKeyUp(KeyID, KeyModifierMask);
+	virtual void		onMouseDown(ButtonID);
+	virtual void		onMouseUp(ButtonID);
+	virtual void		onMouseMove(SInt32 xAbsolute, SInt32 yAbsolute);
+	virtual void		onMouseWheel(SInt32 delta);
+	virtual void		getSize(SInt32* width, SInt32* height) const;
+	virtual SInt32		getJumpZoneSize() const;
+
+  private:
+	void				eventThread(void*);
+	KeyCode				mapKey(KeyID, KeyModifierMask) const;
+	unsigned int		mapButton(ButtonID button) const;
+
+  private:
+	CClient*			m_client;
+	CThread*			m_eventThread;
+	Display*			m_display;
+	int					m_screen;
+	Window				m_window;
+	SInt32				m_w, m_h;
+};
+
+#endif

synergy/ISecondaryScreen.h

@@ -3,6 +3,8 @@
 
 #include "IInterface.h"
 #include "BasicTypes.h"
+#include "KeyTypes.h"
+#include "MouseTypes.h"
 
 class CClient;
 //class IClipboard;

synergy/Makefile

@@ -15,11 +15,13 @@ CXXFILES = 				\
 	COutputPacketStream.cpp		\
 	CTCPSocketFactory.cpp		\
 	CProtocolUtil.cpp		\
+	CClient.cpp			\
 	CServerProtocol.cpp		\
 	CServerProtocol1_0.cpp		\
 	CScreenMap.cpp			\
 	CServer.cpp			\
 	CXWindowsPrimaryScreen.cpp	\
+	CXWindowsSecondaryScreen.cpp	\
 	XSynergy.cpp			\
 	$(NULL)
 
@@ -37,8 +39,11 @@ LLDLIBS  =				\
 	-lpthread			\
 	$(NULL)
 
-targets: server
+targets: server client
 
-server: $(OBJECTS) $(DEPLIBS)
+server: server.o $(OBJECTS) $(DEPLIBS)
-	$(CXX) $(CXXFLAGS) -o $@ $(OBJECTS) $(LDFLAGS)
+	$(CXX) $(CXXFLAGS) -o $@ server.o $(OBJECTS) $(LDFLAGS)
+
+client: client.o $(OBJECTS) $(DEPLIBS)
+	$(CXX) $(CXXFLAGS) -o $@ client.o $(OBJECTS) $(LDFLAGS)
 

synergy/client.cpp

@@ -0,0 +1,21 @@
+#include "CClient.h"
+#include "CNetworkAddress.h"
+#include <stdio.h>
+
+int main(int argc, char** argv)
+{
+	if (argc != 2) {
+		fprintf(stderr, "usage: %s <hostname>\n", argv[0]);
+		return 1;
+	}
+
+	try {
+		CClient* client = new CClient("ingrid");
+		client->run(CNetworkAddress(argv[1], 50001));
+	}
+	catch (XBase& e) {
+		fprintf(stderr, "failed: %s\n", e.what());
+		return 1;
+	}
+	return 0;
+}

synergy/server.cpp

@@ -0,0 +1,29 @@
+#include "CServer.h"
+#include "CScreenMap.h"
+#include <stdio.h>
+
+int main(int argc, char** argv)
+{
+	if (argc != 1) {
+		fprintf(stderr, "usage: %s\n", argv[0]);
+		return 1;
+	}
+
+	CScreenMap screenMap;
+	screenMap.addScreen("primary");
+	screenMap.addScreen("ingrid");
+	screenMap.connect("primary", CScreenMap::kRight, "ingrid");
+	screenMap.connect("ingrid", CScreenMap::kLeft, "primary");
+
+	try {
+		CServer* server = new CServer();
+		server->setScreenMap(screenMap);
+		server->run();
+	}
+	catch (XBase& e) {
+		fprintf(stderr, "failed: %s\n", e.what());
+		return 1;
+	}
+
+	return 0;
+}