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Diffstat (limited to 'krfb/libvncserver/main.cpp')
| -rw-r--r-- | krfb/libvncserver/main.cpp | 830 |
1 files changed, 830 insertions, 0 deletions
diff --git a/krfb/libvncserver/main.cpp b/krfb/libvncserver/main.cpp new file mode 100644 index 00000000..6ecea30d --- /dev/null +++ b/krfb/libvncserver/main.cpp @@ -0,0 +1,830 @@ +/* + * This file is called main.c, because it contains most of the new functions + * for use with LibVNCServer. + * + * LibVNCServer (C) 2001 Johannes E. Schindelin <Johannes.Schindelin@gmx.de> + * Original OSXvnc (C) 2001 Dan McGuirk <mcguirk@incompleteness.net>. + * Original Xvnc (C) 1999 AT&T Laboratories Cambridge. + * All Rights Reserved. + * + * see GPL (latest version) for full details + */ + +extern "C" { + #include <stdio.h> + #include <stdlib.h> + #include <stdarg.h> + #include <errno.h> + + #ifndef false + #define false 0 + #define true -1 + #endif + + #include <sys/types.h> + #ifdef __osf__ + typedef int socklen_t; + #endif + #ifndef WIN32 + #include <sys/socket.h> + #include <netinet/in.h> + #include <unistd.h> + #endif + #include <signal.h> + #include <time.h> +} + +#include <ntqobject.h> +#include <ntqvariant.h> +#include <ntqtimer.h> +#include <ntqthread.h> + +extern "C" { + #include "rfb.h" + #include "sraRegion.h" +} + +#include "main.h" + +/* minimum interval between attempts to send something */ +#define PING_MS 10000 + +MUTEX(logMutex); + +int rfbEnableLogging=1; + +/* we cannot compare to _LITTLE_ENDIAN, because some systems + (as Solaris) assume little endian if _LITTLE_ENDIAN is + defined, even if _BYTE_ORDER is not _LITTLE_ENDIAN */ +char rfbEndianTest = (_BYTE_ORDER == 1234); + +extern "C" { + /* from rfbserver.c */ + void rfbIncrClientRef(rfbClientPtr cl); + void rfbDecrClientRef(rfbClientPtr cl); +} + +ControlPipeHandlerObject* mControlPipeHandler = NULL; +TQEventLoopThread* mControlPipeHandlerThread = NULL; + +OnHoldClientHandlerObject* mOnHoldClientHandler = NULL; +TQEventLoopThread* mOnHoldClientHandlerThread = NULL; + +void rfbLogEnable(int enabled) { + rfbEnableLogging=enabled; +} + +/* + * rfbLog prints a time-stamped message to the log file (stderr). + */ + +void +rfbLog(const char *format, ...) +{ + va_list args; + char buf[256]; + time_t log_clock; + + if(!rfbEnableLogging) + return; + + LOCK(logMutex); + va_start(args, format); + + time(&log_clock); + strftime(buf, 255, "%d/%m/%Y %T ", localtime(&log_clock)); + fprintf(stderr, "%s", buf); + + vfprintf(stderr, format, args); + fflush(stderr); + + va_end(args); + UNLOCK(logMutex); +} + +void rfbLogPerror(const char *str) +{ + rfbLog("%s: %s\n", str, strerror(errno)); +} + +void rfbScheduleCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,int dx,int dy) +{ + rfbClientIteratorPtr iterator; + rfbClientPtr cl; + + rfbUndrawCursor(rfbScreen); + + iterator=rfbGetClientIterator(rfbScreen); + while((cl=rfbClientIteratorNext(iterator))) { + LOCK(cl->updateMutex); + if(cl->useCopyRect) { + sraRegionPtr modifiedRegionBackup; + if(!sraRgnEmpty(cl->copyRegion)) { + if(cl->copyDX!=dx || cl->copyDY!=dy) { + /* if a copyRegion was not yet executed, treat it as a + * modifiedRegion. The idea: in this case it could be + * source of the new copyRect or modified anyway. */ + sraRgnOr(cl->modifiedRegion,cl->copyRegion); + sraRgnMakeEmpty(cl->copyRegion); + } else { + /* we have to set the intersection of the source of the copy + * and the old copy to modified. */ + modifiedRegionBackup=sraRgnCreateRgn(copyRegion); + sraRgnOffset(modifiedRegionBackup,-dx,-dy); + sraRgnAnd(modifiedRegionBackup,cl->copyRegion); + sraRgnOr(cl->modifiedRegion,modifiedRegionBackup); + sraRgnDestroy(modifiedRegionBackup); + } + } + + sraRgnOr(cl->copyRegion,copyRegion); + cl->copyDX = dx; + cl->copyDY = dy; + + /* if there were modified regions, which are now copied, + * mark them as modified, because the source of these can be overlapped + * either by new modified or now copied regions. */ + modifiedRegionBackup=sraRgnCreateRgn(cl->modifiedRegion); + sraRgnOffset(modifiedRegionBackup,dx,dy); + sraRgnAnd(modifiedRegionBackup,cl->copyRegion); + sraRgnOr(cl->modifiedRegion,modifiedRegionBackup); + sraRgnDestroy(modifiedRegionBackup); + +#if 0 +//TODO: is this needed? Or does it mess up deferring? + /* while(!sraRgnEmpty(cl->copyRegion)) */ { +#ifdef HAVE_PTHREADS + if(!cl->screen->backgroundLoop) +#endif + { + sraRegionPtr updateRegion = sraRgnCreateRgn(cl->modifiedRegion); + sraRgnOr(updateRegion,cl->copyRegion); + UNLOCK(cl->updateMutex); + rfbSendFramebufferUpdate(cl,updateRegion); + sraRgnDestroy(updateRegion); + continue; + } + } +#endif + } else { + sraRgnOr(cl->modifiedRegion,copyRegion); + } + TSIGNAL(cl->updateCond); + UNLOCK(cl->updateMutex); + } + + rfbReleaseClientIterator(iterator); +} + +void rfbDoCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,int dx,int dy) +{ + sraRectangleIterator* i; + sraRect rect; + int j,widthInBytes,bpp=rfbScreen->rfbServerFormat.bitsPerPixel/8, + rowstride=rfbScreen->paddedWidthInBytes; + char *in,*out; + + rfbUndrawCursor(rfbScreen); + + /* copy it, really */ + i = sraRgnGetReverseIterator(copyRegion,dx<0,dy<0); + while(sraRgnIteratorNext(i,&rect)) { + widthInBytes = (rect.x2-rect.x1)*bpp; + out = rfbScreen->frameBuffer+rect.x1*bpp+rect.y1*rowstride; + in = rfbScreen->frameBuffer+(rect.x1-dx)*bpp+(rect.y1-dy)*rowstride; + if(dy<0) + for(j=rect.y1;j<rect.y2;j++,out+=rowstride,in+=rowstride) + memmove(out,in,widthInBytes); + else { + out += rowstride*(rect.y2-rect.y1-1); + in += rowstride*(rect.y2-rect.y1-1); + for(j=rect.y2-1;j>=rect.y1;j--,out-=rowstride,in-=rowstride) + memmove(out,in,widthInBytes); + } + } + + rfbScheduleCopyRegion(rfbScreen,copyRegion,dx,dy); +} + +void rfbDoCopyRect(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2,int dx,int dy) +{ + sraRegionPtr region = sraRgnCreateRect(x1,y1,x2,y2); + rfbDoCopyRegion(rfbScreen,region,dx,dy); +} + +void rfbScheduleCopyRect(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2,int dx,int dy) +{ + sraRegionPtr region = sraRgnCreateRect(x1,y1,x2,y2); + rfbScheduleCopyRegion(rfbScreen,region,dx,dy); +} + +void rfbMarkRegionAsModified(rfbScreenInfoPtr rfbScreen,sraRegionPtr modRegion) +{ + rfbClientIteratorPtr iterator; + rfbClientPtr cl; + + iterator=rfbGetClientIterator(rfbScreen); + while((cl=rfbClientIteratorNext(iterator))) { + LOCK(cl->updateMutex); + sraRgnOr(cl->modifiedRegion,modRegion); + TSIGNAL(cl->updateCond); + UNLOCK(cl->updateMutex); + } + + rfbReleaseClientIterator(iterator); +} + +void rfbMarkRectAsModified(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2) +{ + sraRegionPtr region; + int i; + + if(x1>x2) { i=x1; x1=x2; x2=i; } + if(x1<0) x1=0; + if(x2>=rfbScreen->width) x2=rfbScreen->width-1; + if(x1==x2) return; + + if(y1>y2) { i=y1; y1=y2; y2=i; } + if(y1<0) y1=0; + if(y2>=rfbScreen->height) y2=rfbScreen->height-1; + if(y1==y2) return; + + region = sraRgnCreateRect(x1,y1,x2,y2); + rfbMarkRegionAsModified(rfbScreen,region); + sraRgnDestroy(region); +} + +#ifdef HAVE_PTHREADS +static void * +clientOutput(void *data) +{ + rfbClientPtr cl = (rfbClientPtr)data; + Bool haveUpdate; + sraRegion* updateRegion; + + while (1) { + haveUpdate = false; + while (!haveUpdate) { + if (cl->sock == -1) { + /* Client has disconnected. */ + return NULL; + } + LOCK(cl->updateMutex); + haveUpdate = FB_UPDATE_PENDING(cl); + if(!haveUpdate) { + updateRegion = sraRgnCreateRgn(cl->modifiedRegion); + haveUpdate = sraRgnAnd(updateRegion,cl->requestedRegion); + sraRgnDestroy(updateRegion); + } + UNLOCK(cl->updateMutex); + + if (!haveUpdate) { + LOCK(cl->updateMutex); + TIMEDWAIT(cl->updateCond, cl->updateMutex, PING_MS); + UNLOCK(cl->updateMutex); /* we really needn't lock now. */ + if (!haveUpdate) + rfbSendPing(cl); + } + } + + /* OK, now, to save bandwidth, wait a little while for more + updates to come along. */ + usleep(cl->screen->rfbDeferUpdateTime * 1000); + + /* Now, get the region we're going to update, and remove + it from cl->modifiedRegion _before_ we send the update. + That way, if anything that overlaps the region we're sending + is updated, we'll be sure to do another update later. */ + LOCK(cl->updateMutex); + updateRegion = sraRgnCreateRgn(cl->modifiedRegion); + UNLOCK(cl->updateMutex); + + /* Now actually send the update. */ + rfbIncrClientRef(cl); + rfbSendFramebufferUpdate(cl, updateRegion); + rfbDecrClientRef(cl); + + sraRgnDestroy(updateRegion); + } + + return NULL; +} + +static void * +clientInput(void *data) +{ + rfbClientPtr cl = (rfbClientPtr)data; + + /* Start output thread */ + TQEventLoopThread* clientOutputHandlerThread = new TQEventLoopThread(); + ClientOutputHandlerObject* clientOutputHandler = new ClientOutputHandlerObject(); + clientOutputHandler->d = cl; + clientOutputHandler->moveToThread(clientOutputHandlerThread); + TQTimer::singleShot(0, clientOutputHandler, SLOT(run())); + clientOutputHandlerThread->start(); + + while (1) { + rfbProcessClientMessage(cl); + if (cl->sock == -1) { + /* Client has disconnected. */ + break; + } + } + + /* Get rid of the output thread */ + LOCK(cl->updateMutex); + TSIGNAL(cl->updateCond); + UNLOCK(cl->updateMutex); + clientOutputHandlerThread->wait(); + delete clientOutputHandlerThread; + clientOutputHandlerThread = NULL; + delete clientOutputHandler; + clientOutputHandler = NULL; + + rfbClientConnectionGone(cl); + + return NULL; +} + +static void* +listenerRun(void *data) +{ + rfbScreenInfoPtr rfbScreen=(rfbScreenInfoPtr)data; + int client_fd; + struct sockaddr_in peer; + rfbClientPtr cl; + size_t len; + + if (rfbScreen->inetdSock != -1) { + cl = rfbNewClient(rfbScreen, rfbScreen->inetdSock); + if (cl && !cl->onHold) + rfbStartOnHoldClient(cl); + else if (rfbScreen->inetdDisconnectHook && !cl) + rfbScreen->inetdDisconnectHook(); + return 0; + } + + len = sizeof(peer); + + /* TODO: this thread wont die by restarting the server */ + while ((client_fd = accept(rfbScreen->rfbListenSock, + (struct sockaddr*)&peer, (socklen_t*)(&len))) >= 0) { + cl = rfbNewClient(rfbScreen,client_fd); + len = sizeof(peer); + + if (cl && !cl->onHold ) + rfbStartOnHoldClient(cl); + } + return NULL; +} + +void +rfbStartOnHoldClient(rfbClientPtr cl) +{ + mOnHoldClientHandlerThread = new TQEventLoopThread(); + mOnHoldClientHandler = new OnHoldClientHandlerObject(); + mOnHoldClientHandler->d = cl; + mOnHoldClientHandler->moveToThread(mOnHoldClientHandlerThread); + TQTimer::singleShot(0, mOnHoldClientHandler, SLOT(run())); + mOnHoldClientHandlerThread->start(); +} + +#else + +void +rfbStartOnHoldClient(rfbClientPtr cl) +{ + cl->onHold = FALSE; +} + +#endif + +void +rfbRefuseOnHoldClient(rfbClientPtr cl) +{ + rfbCloseClient(cl); + rfbClientConnectionGone(cl); +} + +static void +defaultKbdAddEvent(Bool down, KeySym keySym, rfbClientPtr cl) +{ +} + +void +defaultPtrAddEvent(int buttonMask, int x, int y, rfbClientPtr cl) +{ + if(x!=cl->screen->cursorX || y!=cl->screen->cursorY) { + cl->cursorWasMoved = TRUE; + if(cl->screen->cursorIsDrawn) + rfbUndrawCursor(cl->screen); + LOCK(cl->screen->cursorMutex); + if(!cl->screen->cursorIsDrawn) { + cl->screen->cursorX = x; + cl->screen->cursorY = y; + } + UNLOCK(cl->screen->cursorMutex); + } +} + +void defaultSetXCutText(char* text, int len, rfbClientPtr cl) +{ +} + +/* TODO: add a nice VNC or RFB cursor */ + +#if defined(WIN32) || defined(sparc) || defined(_AIX) || defined(__osf__) +static rfbCursor myCursor = +{ + "\000\102\044\030\044\102\000", + "\347\347\176\074\176\347\347", + 8, 7, 3, 3, + 0, 0, 0, + 0xffff, 0xffff, 0xffff, + 0 +}; +#else +static rfbCursor myCursor = +{ + source: "\000\102\044\030\044\102\000", + mask: "\347\347\176\074\176\347\347", + width: 8, height: 7, xhot: 3, yhot: 3, + /* + width: 8, height: 7, xhot: 0, yhot: 0, + source: "\000\074\176\146\176\074\000", + mask: "\176\377\377\377\377\377\176", + */ + foreRed: 0, foreGreen: 0, foreBlue: 0, + backRed: 0xffff, backGreen: 0xffff, backBlue: 0xffff, + richSource: 0 +}; +#endif + +rfbCursorPtr defaultGetCursorPtr(rfbClientPtr cl) +{ + return(cl->screen->cursor); +} + +/* response is cl->authChallenge vncEncrypted with passwd */ +Bool defaultPasswordCheck(rfbClientPtr cl,const char* response,int len) +{ + int i; + char *passwd = vncDecryptPasswdFromFile((char*)(cl->screen->rfbAuthPasswdData)); + + if(!passwd) { + rfbLog("Couldn't read password file: %s\n",cl->screen->rfbAuthPasswdData); + return(FALSE); + } + + vncEncryptBytes(cl->authChallenge, passwd); + + /* Lose the password from memory */ + for (i = strlen(passwd); i >= 0; i--) { + passwd[i] = '\0'; + } + + free(passwd); + + if (memcmp(cl->authChallenge, response, len) != 0) { + rfbLog("rfbAuthProcessClientMessage: authentication failed from %s\n", + cl->host); + return(FALSE); + } + + return(TRUE); +} + +/* for this method, rfbAuthPasswdData is really a pointer to an array + of char*'s, where the last pointer is 0. */ +Bool rfbCheckPasswordByList(rfbClientPtr cl,const char* response,int len) +{ + char **passwds; + + for(passwds=(char**)cl->screen->rfbAuthPasswdData;*passwds;passwds++) { + vncEncryptBytes(cl->authChallenge, *passwds); + + if (memcmp(cl->authChallenge, response, len) == 0) + return(TRUE); + } + + rfbLog("rfbAuthProcessClientMessage: authentication failed from %s\n", + cl->host); + return(FALSE); +} + +void doNothingWithClient(rfbClientPtr cl) +{ +} + +enum rfbNewClientAction defaultNewClientHook(rfbClientPtr cl) +{ + return RFB_CLIENT_ACCEPT; +} + +rfbScreenInfoPtr rfbGetScreen(int* argc,char** argv, + int width,int height,int bitsPerSample,int samplesPerPixel, + int bytesPerPixel) +{ + rfbScreenInfoPtr rfbScreen=(rfbScreenInfoPtr)(malloc(sizeof(rfbScreenInfo))); + rfbPixelFormat* format=&rfbScreen->rfbServerFormat; + + INIT_MUTEX(logMutex); + + if(width&3) + fprintf(stderr,"WARNING: Width (%d) is not a multiple of 4. VncViewer has problems with that.\n",width); + + rfbScreen->autoPort=FALSE; + rfbScreen->rfbClientHead=0; + rfbScreen->rfbPort=5900; + rfbScreen->socketInitDone=FALSE; + + rfbScreen->inetdInitDone = FALSE; + rfbScreen->inetdSock=-1; + + rfbScreen->udpSock=-1; + rfbScreen->udpSockConnected=FALSE; + rfbScreen->udpPort=0; + rfbScreen->udpClient=0; + + rfbScreen->maxFd=0; + rfbScreen->rfbListenSock=-1; + + rfbScreen->httpInitDone=FALSE; + rfbScreen->httpPort=0; + rfbScreen->httpDir=NULL; + rfbScreen->httpListenSock=-1; + rfbScreen->httpSock=-1; + rfbScreen->httpFP=NULL; + + rfbScreen->desktopName = "LibVNCServer"; + rfbScreen->rfbAlwaysShared = FALSE; + rfbScreen->rfbNeverShared = FALSE; + rfbScreen->rfbDontDisconnect = FALSE; + rfbScreen->rfbAuthPasswdData = 0; + + rfbScreen->width = width; + rfbScreen->height = height; + rfbScreen->bitsPerPixel = rfbScreen->depth = 8*bytesPerPixel; + + rfbScreen->passwordCheck = defaultPasswordCheck; + + rfbProcessArguments(rfbScreen,argc,argv); + +#ifdef WIN32 + { + DWORD dummy=255; + GetComputerName(rfbScreen->rfbThisHost,&dummy); + } +#else + gethostname(rfbScreen->rfbThisHost, 255); +#endif + + rfbScreen->paddedWidthInBytes = width*bytesPerPixel; + + /* format */ + + format->bitsPerPixel = rfbScreen->bitsPerPixel; + format->depth = rfbScreen->depth; + format->bigEndian = rfbEndianTest?FALSE:TRUE; + format->trueColour = TRUE; + rfbScreen->colourMap.count = 0; + rfbScreen->colourMap.is16 = 0; + rfbScreen->colourMap.data.bytes = NULL; + + if(bytesPerPixel == 1) { + format->redMax = 7; + format->greenMax = 7; + format->blueMax = 3; + format->redShift = 0; + format->greenShift = 3; + format->blueShift = 6; + } else { + format->redMax = (1 << bitsPerSample) - 1; + format->greenMax = (1 << bitsPerSample) - 1; + format->blueMax = (1 << bitsPerSample) - 1; + if(rfbEndianTest) { + format->redShift = 0; + format->greenShift = bitsPerSample; + format->blueShift = bitsPerSample * 2; + } else { + if(bytesPerPixel==3) { + format->redShift = bitsPerSample*2; + format->greenShift = bitsPerSample*1; + format->blueShift = 0; + } else { + format->redShift = bitsPerSample*3; + format->greenShift = bitsPerSample*2; + format->blueShift = bitsPerSample; + } + } + } + + /* cursor */ + + rfbScreen->cursorIsDrawn = FALSE; + rfbScreen->dontSendFramebufferUpdate = FALSE; + rfbScreen->cursorX=rfbScreen->cursorY=rfbScreen->underCursorBufferLen=0; + rfbScreen->underCursorBuffer=NULL; + rfbScreen->dontConvertRichCursorToXCursor = FALSE; + rfbScreen->cursor = &myCursor; + INIT_MUTEX(rfbScreen->cursorMutex); + + IF_PTHREADS(rfbScreen->backgroundLoop = FALSE); + + rfbScreen->rfbDeferUpdateTime=5; + + /* proc's and hook's */ + + rfbScreen->kbdAddEvent = defaultKbdAddEvent; + rfbScreen->kbdReleaseAllKeys = doNothingWithClient; + rfbScreen->ptrAddEvent = defaultPtrAddEvent; + rfbScreen->setXCutText = defaultSetXCutText; + rfbScreen->getCursorPtr = defaultGetCursorPtr; + rfbScreen->setTranslateFunction = rfbSetTranslateFunction; + rfbScreen->newClientHook = defaultNewClientHook; + rfbScreen->displayHook = 0; + rfbScreen->inetdDisconnectHook = 0; + + /* initialize client list and iterator mutex */ + rfbClientListInit(rfbScreen); + + return(rfbScreen); +} + +void rfbScreenCleanup(rfbScreenInfoPtr rfbScreen) +{ + rfbClientIteratorPtr i=rfbGetClientIterator(rfbScreen); + rfbClientPtr cl,cl1=rfbClientIteratorNext(i); + while(cl1) { + cl=rfbClientIteratorNext(i); + rfbClientConnectionGone(cl1); + cl1=cl; + } + rfbReleaseClientIterator(i); + + if (mOnHoldClientHandlerThread) { + mOnHoldClientHandlerThread->exit(); + delete mOnHoldClientHandlerThread; + mOnHoldClientHandlerThread = NULL; + delete mOnHoldClientHandler; + mOnHoldClientHandler = NULL; + } + if (mControlPipeHandlerThread) { + mControlPipeHandlerThread->exit(); + delete mControlPipeHandlerThread; + mControlPipeHandlerThread = NULL; + delete mControlPipeHandler; + mControlPipeHandler = NULL; + } + + /* TODO: hang up on all clients and free all reserved memory */ +#define FREE_IF(x) if(rfbScreen->x) free(rfbScreen->x) + FREE_IF(colourMap.data.bytes); + FREE_IF(underCursorBuffer); + TINI_MUTEX(rfbScreen->cursorMutex); + free(rfbScreen); +} + +void rfbInitServer(rfbScreenInfoPtr rfbScreen) +{ +#ifdef WIN32 + WSADATA trash; + int i=WSAStartup(MAKEWORD(2,2),&trash); +#endif + rfbInitSockets(rfbScreen); + httpInitSockets(rfbScreen); +} + +#ifdef WIN32 +#include <fcntl.h> +#include <conio.h> +#include <sys/timeb.h> + +void gettimeofday(struct timeval* tv,char* dummy) +{ + SYSTEMTIME t; + GetSystemTime(&t); + tv->tv_sec=t.wHour*3600+t.wMinute*60+t.wSecond; + tv->tv_usec=t.wMilliseconds*1000; +} +#endif + +void +rfbProcessEvents(rfbScreenInfoPtr rfbScreen,long usec) +{ + rfbClientIteratorPtr i; + rfbClientPtr cl,clPrev; + struct timeval tv; + + if(usec<0) + usec=rfbScreen->rfbDeferUpdateTime*1000; + + rfbCheckFds(rfbScreen,usec); + httpCheckFds(rfbScreen); +#ifdef CORBA + corbaCheckFds(rfbScreen); +#endif + + i = rfbGetClientIterator(rfbScreen); + cl=rfbClientIteratorNext(i); + while(cl) { + if(cl->sock>=0 && (!cl->onHold) && FB_UPDATE_PENDING(cl)) { + if(cl->screen->rfbDeferUpdateTime == 0) { + rfbSendFramebufferUpdate(cl,cl->modifiedRegion); + } else if(cl->startDeferring.tv_usec == 0) { + gettimeofday(&cl->startDeferring,NULL); + if(cl->startDeferring.tv_usec == 0) + cl->startDeferring.tv_usec++; + } else { + gettimeofday(&tv,NULL); + if(tv.tv_sec < cl->startDeferring.tv_sec /* at midnight */ + || ((tv.tv_sec-cl->startDeferring.tv_sec)*1000 + +(tv.tv_usec-cl->startDeferring.tv_usec)/1000) + > cl->screen->rfbDeferUpdateTime) { + cl->startDeferring.tv_usec = 0; + rfbSendFramebufferUpdate(cl,cl->modifiedRegion); + } + } + } + clPrev=cl; + cl=rfbClientIteratorNext(i); + if(clPrev->sock==-1) + rfbClientConnectionGone(clPrev); + } + rfbReleaseClientIterator(i); +} + +void rfbRunEventLoop(rfbScreenInfoPtr rfbScreen, long usec, Bool runInBackground) +{ + if (runInBackground) { +#ifdef HAVE_PTHREADS + rfbScreen->backgroundLoop = TRUE; + + mControlPipeHandlerThread = new TQEventLoopThread(); + mControlPipeHandler = new ControlPipeHandlerObject(); + mControlPipeHandler->d = rfbScreen; + mControlPipeHandler->moveToThread(mControlPipeHandlerThread); + TQTimer::singleShot(0, mControlPipeHandler, SLOT(run())); + mControlPipeHandlerThread->start(); + return; +#else + fprintf(stderr,"Can't run in background, because I don't have PThreads!\n"); + exit(-1); +#endif + } + + if (usec<0) { + usec=rfbScreen->rfbDeferUpdateTime*1000; + } + + while (1) { + rfbProcessEvents(rfbScreen,usec); + } +} + +ControlPipeHandlerObject::ControlPipeHandlerObject() : TQObject() { + // +} + +ControlPipeHandlerObject::~ControlPipeHandlerObject() { + // +} + +void ControlPipeHandlerObject::run(void) { + listenerRun(d); + + // Terminate thread + TQThread::exit(); +} + +OnHoldClientHandlerObject::OnHoldClientHandlerObject() : TQObject() { + // +} + +OnHoldClientHandlerObject::~OnHoldClientHandlerObject() { + // +} + +void OnHoldClientHandlerObject::run(void) { + clientInput(d); + + // Terminate thread + TQThread::exit(); +} + +ClientOutputHandlerObject::ClientOutputHandlerObject() : TQObject() { + // +} + +ClientOutputHandlerObject::~ClientOutputHandlerObject() { + // +} + +void ClientOutputHandlerObject::run(void) { + clientOutput(d); + + // Terminate thread + TQThread::exit(); +} + +#include "main.moc"
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