Esempio n. 1
0
int main(int argc,char** argv)
{
   rfbScreenInfoPtr s=rfbGetScreen(&argc,argv,width,height,8,1,1);
   s->colourMap.is16=FALSE;
   s->colourMap.count=2;
   s->colourMap.data.bytes=(unsigned char*)"\xd0\xd0\xd0\x30\x01\xe0";
   s->serverFormat.trueColour=FALSE;
   s->frameBuffer=f;
   s->kbdAddEvent=dokey;
   s->ptrAddEvent=doptr;
   s->newClientHook=newclient;
   
   memset(f,0,width*height);
   read_keys();
   rfbInitServer(s);
   
   while(1) {
      rfbProcessEvents(s,999999);
   }
}
Esempio n. 2
0
int main(int argc,char** argv)
{                                       
  int i,j;
  uint16_t* f;
                         
  rfbScreenInfoPtr server=rfbGetScreen(&argc,argv,400,300,5,3,2);
  if(!server)
    return 0;
  server->frameBuffer=(char*)malloc(400*300*2);
  f=(uint16_t*)server->frameBuffer;
  for(j=0;j<300;j++)
    for(i=0;i<400;i++)
      f[j*400+i]=/* red */ ((j*32/300) << 10) |
		 /* green */ (((j+400-i)*32/700) << 5) |
		 /* blue */ ((i*32/400));

  rfbInitServer(server);           
  rfbRunEventLoop(server,-1,FALSE);
  return(0);
}
void PresentationServer::_initRfbServer(int screenWidth, int screenHeight, const std::string & serverPassword,
		const std::string & peerHostName /*< für Zertifikatsprüfung */, const std::string & caCertificate,
		const std::string & host, unsigned short port) {
	
	_serverPassword = serverPassword;
	//Wenn die erfolgreich war dann den Server erstellen, Gr��e = Desktopgr��e
	_server = rfbGetScreen(0, 0, screenWidth, screenHeight, 8, 3, 4);
	int buffersize = _server->width * _server->height * (_server->bitsPerPixel / 8);
	_server->frameBuffer = new char[buffersize];

	_server->alwaysShared = false;
	_server->neverShared = true;

	//Kein horchen auf neue Verbindungen
	_server->autoPort = false;
	_server->port = -1;
	_server->ipv6port = -1;
	_server->httpPort = -1;
	_server->http6Port = -1;
	
	//Die globalen Variablen werden zum Weiterreichen des Zustands an upgradeNewClientToTls verwendet.
	//dieses konstrukt funktioniert natürlich nur wenn es nur eine Instanz dieser Klasse hier gibt... vlt sollte ich die wirklich zu nem Singleton machen oder
	//natürlich besser das hier anständig implementieren.
	//... man kriegt echt das Würgen wenn man sich den Code ansieht, den man hier verbrochen hat...
	g_serverPassword = _serverPassword;
	g_peerHostName = peerHostName;
	g_caCertificate = caCertificate;
	_server->newClientCreationHook = upgradeNewClientToTls;

	/* Initialize the server */
	rfbInitServer(_server);

	if (!rfbReverseConnection(_server, const_cast<char*> (host.c_str()), port)) {
		std::cerr << "Failed to connect to " << host << ":" << port << std::endl;
		throw std::runtime_error(STR_ERR_RFBHOST_UNREACHABLE);
	}

	//Starte Timer
	_tick = std::chrono::high_resolution_clock::now();
}
static void init_fb_server(int argc, char **argv)
{
	printf("Initializing server...\n");

	/* Allocate the VNC server buffer to be managed (not manipulated) by 
	 * libvncserver. */
	vncbuf = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel / 2);
	assert(vncbuf != NULL);

	/* Allocate the comparison buffer for detecting drawing updates from frame
	 * to frame. */
	fbbuf = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel / 2);
	assert(fbbuf != NULL);

	/* TODO: This assumes scrinfo.bits_per_pixel is 16. */
	vncscr = rfbGetScreen(&argc, argv, scrinfo.xres, scrinfo.yres, 5, 2, 2);
	assert(vncscr != NULL);

	vncscr->desktopName = "Android";
	vncscr->frameBuffer = (char *)vncbuf;
	vncscr->alwaysShared = TRUE;
	vncscr->httpDir = NULL;
	vncscr->port = VNC_PORT;

	vncscr->kbdAddEvent = keyevent;
	vncscr->ptrAddEvent = ptrevent;
	vncscr->setXCutText = textevent;

	rfbInitServer(vncscr);

	/* Mark as dirty since we haven't sent any updates at all yet. */
	rfbMarkRectAsModified(vncscr, 0, 0, scrinfo.xres, scrinfo.yres);

	/* No idea. */
	varblock.r_offset = scrinfo.red.offset + scrinfo.red.length - 5;
	varblock.g_offset = scrinfo.green.offset + scrinfo.green.length - 5;
	varblock.b_offset = scrinfo.blue.offset + scrinfo.blue.length - 5;
	varblock.rfb_xres = scrinfo.yres;
	varblock.rfb_maxy = scrinfo.xres - 1;
}
Esempio n. 5
0
int main(int argc,char** argv)
{
  char *repeaterHost;
  int repeaterPort, sock;
  char id[250];
  int idlen;
  rfbClientPtr cl;

  int i,j;
  uint16_t* f;

  /* Parse command-line arguments */
  if (argc < 3) {
    fprintf(stderr,
      "Usage: %s <id> <repeater-host> [<repeater-port>]\n", argv[0]);
    exit(1);
  }
  idlen = snprintf(id, sizeof(id) - 1, "ID:%s", argv[1]);
  if(idlen < 0 || idlen >= (int)sizeof(id)) {
      fprintf(stderr, "Error, given ID is probably too long.\n");
      return 1;
  }

  repeaterHost = argv[2];
  repeaterPort = argc < 4 ? 5500 : atoi(argv[3]);

  /* The initialization is identical to simple15.c */
  rfbScreenInfoPtr server=rfbGetScreen(&argc,argv,400,300,5,3,2);
  if(!server)
    return 0;
  server->frameBuffer=(char*)malloc(400*300*2);
  f=(uint16_t*)server->frameBuffer;
  for(j=0;j<300;j++)
    for(i=0;i<400;i++)
      f[j*400+i]=/* red */ ((j*32/300) << 10) |
		 /* green */ (((j+400-i)*32/700) << 5) |
		 /* blue */ ((i*32/400));

  /* Now for the repeater-specific part: */
  server->port = -1; /* do not listen on any port */
  server->ipv6port = -1; /* do not listen on any port */

  sock = rfbConnectToTcpAddr(repeaterHost, repeaterPort);
  if (sock < 0) {
    perror("connect to repeater");
    return 1;
  }
  if (write(sock, id, idlen+1) != idlen+1) {
    perror("writing id");
    return 1;
  }
  cl = rfbNewClient(server, sock);
  if (!cl) {
    perror("new client");
    return 1;
  }
  cl->reverseConnection = 0;
  cl->clientGoneHook = clientGone;

  /* Run the server */
  rfbInitServer(server);
  rfbRunEventLoop(server,-1,FALSE);

  return 0;
}
Esempio n. 6
0
int main()
{
    int rfbargc = 0;
    char **rfbargv = 0;

    int bpp = 4;

    rfbScreenInfoPtr server = rfbGetScreen(&rfbargc, rfbargv, FRAMEBUFFER_WIDTH, FRAMEBUFFER_HEIGHT, 8, 3, bpp);
    fb = new unsigned char[FRAMEBUFFER_WIDTH * FRAMEBUFFER_HEIGHT * bpp];

    server->frameBuffer = (char *)fb;
    server->kbdAddEvent = handleKey;
    server->ptrAddEvent = handlePointer;

    rfbInitServer(server);

    int file;
  
    file = open(devname, O_RDWR);
    if (file < 0) {
        perror("open");
	exit(EXIT_FAILURE);
    }

    int addr = ADXL345_ADDRESS; /* The I2C address */

    if (ioctl(file, I2C_SLAVE, addr) < 0) {
        perror("ioctl");
	exit(EXIT_FAILURE);
    }

    uint16_t id = read_u16(file, 0x00);

    printf("id is 0x%04X\n", id);

    ADXL345_init(file);

    int tilt_was_valid = false; 

    while(1) {
	int16_t xdata = read_u16_le(file, ADXL345_DATAX0);
	int16_t ydata = read_u16_le(file, ADXL345_DATAY0);
	int16_t zdata = read_u16_le(file, ADXL345_DATAZ0);
	float xg = xdata / 256.0;
	float yg = ydata / 256.0;
	float zg = zdata / 256.0;
	float theta_y = -atan2(yg, zg);
	float theta_x = atan2(xg, zg);
	float y_angle_center = 40.0 / 180.0 * M_PI;
	float y_angle_range = 25.0 / 180.0 * M_PI;
	float x_angle_center = 0.0 / 180.0 * M_PI;
	float x_angle_range = 25.0 / 180.0 * M_PI;
	int tilt_is_valid =
	    (theta_y > y_angle_center - y_angle_range) && 
	    (theta_y < y_angle_center + y_angle_range) && 
	    (theta_x > x_angle_center - x_angle_range) && 
	    (theta_x < x_angle_center + x_angle_range);
	if(tilt_is_valid != tilt_was_valid) {
	    if(tilt_is_valid)
		printf("TILT_VALID\n");
	    else
		printf("TILT_INVALID\n");
	    tilt_was_valid = tilt_is_valid;
	}
	if(tilt_is_valid) {
	    float tilt_x_valuator = (theta_x - x_angle_center) / x_angle_range;
	    float tilt_y_valuator = (theta_y - y_angle_center) / y_angle_range;
	    // printf("    %f, %f\n", tilt_x_valuator, tilt_y_valuator);
	    draw_new_circle(server,
		(tilt_x_valuator + 1) * .5 * FRAMEBUFFER_WIDTH,
		(tilt_y_valuator + 1) * .5 * FRAMEBUFFER_HEIGHT,
		1.0);
	}
	// usleep(100000);
	rfbProcessEvents(server, 10000);
    }
}
Esempio n. 7
0
//! called after plug-in is loaded and scenegraph is initialized
bool VncServer::init(int w, int h, unsigned short port) {

   lightsUpdateCount = 0;

   m_appHandler = nullptr;

   m_tileWidth = 256;
   m_tileHeight = 256;

   m_numTimesteps = 0;

   m_numClients = 0;
   m_numRhrClients = 0;
   m_boundCenter = vistle::Vector3(0., 0., 0.);
   m_boundRadius = 1.;

   rfbRegisterProtocolExtension(&matricesExt);
   rfbRegisterProtocolExtension(&lightsExt);
   rfbRegisterProtocolExtension(&boundsExt);
   rfbRegisterProtocolExtension(&tileExt);
   rfbRegisterProtocolExtension(&applicationExt);

   m_delay = 0;
   std::string config("COVER.Plugin.VncServer");

   m_benchmark = false;
   m_errormetric = false;
   m_compressionrate = false;

   m_imageParam.depthPrecision = 32;
   m_imageParam.depthQuant = true;
   m_imageParam.depthSnappy = true;
   m_imageParam.rgbaSnappy = true;
   m_imageParam.depthFloat = true;

   m_resizeBlocked = false;
   m_resizeDeferred = false;
   m_queuedTiles = 0;
   m_firstTile = false;

   int argc = 1;
   char *argv[] = { (char *)"DisCOVERay", NULL };

   m_screen = rfbGetScreen(&argc, argv, 0, 0, 8, 3, 4);
   m_screen->desktopName = "DisCOVERay";

   m_screen->autoPort = FALSE;
   m_screen->port = port;
   m_screen->ipv6port = port;

   m_screen->kbdAddEvent = &keyEvent;
   m_screen->ptrAddEvent = &pointerEvent;
   m_screen->newClientHook = &newClientHook;

   m_screen->deferUpdateTime = 0;
   m_screen->maxRectsPerUpdate = 10000000;
   rfbInitServer(m_screen);
   m_screen->deferUpdateTime = 0;
   m_screen->maxRectsPerUpdate = 10000000;
   m_screen->handleEventsEagerly = 1;

   m_screen->cursor = NULL; // don't show a cursor

   resize(0, w, h);

   return true;
}
Esempio n. 8
0
int main(int argc,char** argv)
{
  if (argc>1) openSerialPort(argv[1]);

  bzero(last_raster_crc,sizeof(unsigned int)*1200);

  rfbScreenInfoPtr rfbScreen = rfbGetScreen(&argc,argv,maxx,maxy,8,3,bpp);
  if(!rfbScreen)
    return 0;
  rfbScreen->desktopName = "C65GS Remote Display";
  rfbScreen->frameBuffer = (char*)malloc(maxx*maxy*bpp);
  rfbScreen->alwaysShared = TRUE;
  rfbScreen->kbdAddEvent = dokey;
  rfbScreen->newClientHook = newclient;
  rfbScreen->httpDir = "../webclients";
  rfbScreen->httpEnableProxyConnect = TRUE;

  initBuffer((unsigned char*)rfbScreen->frameBuffer);

  /* initialize the server */
  rfbInitServer(rfbScreen);

  /* this is the non-blocking event loop; a background thread is started */
  rfbRunEventLoop(rfbScreen,-1,TRUE);
  fprintf(stderr, "Running background loop...\n");

  int sock = connect_to_port(6565);
  if (sock==-1) {
    fprintf(stderr,"Could not connect to video proxy on port 6565.\n");
    exit(-1);
  }

  raster_cache=calloc(sizeof(struct raster_cache),65536);
  {
    int j;
    for(j=0;j<1200;j++) raster_crc[j]=0;
  }

  printf("Allocated raster cache.\n");

  printf("Started.\n"); fflush(stdout);

    int last_colour=0x00;
    int in_vblank=0;
    int firstraster=1;
    int bytes=0;

    int rasternumber;
    int last_raster=0;
    int next_rasternumber=0;

    int raster_low=0;
    int raster_high=1200;

    while(1) {
      int i;
      unsigned char packet[8192];
      int len=read(sock,packet,2132);
      if (len<1) usleep(10000);

      if (1) {
	if (len > 2100) {
	  // probably a C65GS compressed video frame.
	  // printf("."); fflush(stdout);

	  unsigned char *raster_data=NULL;
    
	  // Each should consist of 13 blocks of
	  //   raster_number (16 bits)
	  //   audio left (8 bits)
	  //   audio right (8 bits)
	  //   CRC32 of raster (32 bits)
	  //   dummy byte (8 bits)

	  // One of these should have the MSB set in the raster number 
	  // to indicate that a raw raster follows.

	  unsigned int crc;
	  int offset=0x56;

	  for(i=0;i<13;i++) {
	    rasternumber = packet[offset+0]<<8;
	    rasternumber |= packet[offset+1];
	    rasternumber &= 0xfff;

	    next_rasternumber = packet[offset+9+0]<<8;
	    next_rasternumber |= packet[offset+9+1];
	    next_rasternumber &= 0xfff;

	    if (rasternumber==1199) {
	      updateFrameBuffer(rfbScreen);
	    }

	    crc=packet[offset+4]<<0;
	    crc|=packet[offset+5]<<8;
	    crc|=packet[offset+6]<<16;
	    crc|=packet[offset+7]<<24;
	   
	    // printf("i=% 2d@$%03x: Saw raster $%04x, crc=$%08x\n",i,offset,rasternumber,crc);
	    
	    // check validity of raster number
	    if (rasternumber>=0&&rasternumber<1200) {
	      if (((!i)&&next_rasternumber-1==rasternumber)||(last_raster+1==rasternumber)) { // rasternumber>=raster_low&&rasternumber<=raster_high) {
		// remember CRC for this raster
		raster_crc[rasternumber]=crc;
		if (raster_data) {
		  // we have raster data, so update the cache
		  bcopy(raster_data,raster_cache[crc&0xffff].data,1920);
		  raster_cache[crc&0xffff].crc=crc;
		}
		
		// describe acceptable raster range for next for supressing glitches
		raster_low=rasternumber+1; if (raster_low>=1200) raster_low=0;
		raster_high=rasternumber+50; if (raster_high>=1200) raster_high=1200;
	      } else {
		// printf("  rejected (acceptable range is %d -- %d)\n",raster_low,raster_high);
		break;
	      }
	    }
	    
	    last_raster=rasternumber;

	    // keep pointer to and skip raster data if it follows this line
	    if (packet[offset+0]&0x80) {
	      raster_data=&packet[offset+9];
	      offset+=1920+9;
	    } else {
	      offset+=9;
	      raster_data=NULL;
	    }
	  }
	}
      }      
    }

  free(rfbScreen->frameBuffer);
  rfbScreenCleanup(rfbScreen);

  return(0);
}
Esempio n. 9
0
int main(int argc,char** argv)
{
  FILE* in=stdin;
  int i,j,k,l,width,height,paddedWidth;
  char buffer[1024];
  rfbScreenInfoPtr rfbScreen;
  enum { BW, GRAY, TRUECOLOUR } picType=TRUECOLOUR;
  int bytesPerPixel,bitsPerPixelInFile;

  if(argc>1) {
    in=fopen(argv[1],"rb");
    if(!in) {
      printf("Couldn't find file %s.\n",argv[1]);
      exit(1);
    }
  }

  fgets(buffer,1024,in);
  if(!strncmp(buffer,"P6",2)) {
	  picType=TRUECOLOUR;
	  bytesPerPixel=4; bitsPerPixelInFile=3*8;
  } else if(!strncmp(buffer,"P5",2)) {
	  picType=GRAY;
	  bytesPerPixel=1; bitsPerPixelInFile=1*8;
  } else if(!strncmp(buffer,"P4",2)) {
	  picType=BW;
	  bytesPerPixel=1; bitsPerPixelInFile=1;
  } else {
    printf("Not a ppm.\n");
    exit(2);
  }

  /* skip comments */
  do {
    fgets(buffer,1024,in);
  } while(buffer[0]=='#');

  /* get width & height */
  sscanf(buffer,"%d %d",&width,&height);
  rfbLog("Got width %d and height %d.\n",width,height);
  if(picType!=BW)
	fgets(buffer,1024,in);
  else
	  width=1+((width-1)|7);

  /* vncviewers have problems with widths which are no multiple of 4. */
  paddedWidth = width;
  if(width&3)
    paddedWidth+=4-(width&3);

  /* initialize data for vnc server */
  rfbScreen = rfbGetScreen(&argc,argv,paddedWidth,height,8,(bitsPerPixelInFile+7)/8,bytesPerPixel);
  if(argc>1)
    rfbScreen->desktopName = argv[1];
  else
    rfbScreen->desktopName = "Picture";
  rfbScreen->alwaysShared = TRUE;
  rfbScreen->kbdAddEvent = HandleKey;

  /* enable http */
  rfbScreen->httpDir = "../classes";

  /* allocate picture and read it */
  rfbScreen->frameBuffer = (char*)malloc(paddedWidth*bytesPerPixel*height);
  fread(rfbScreen->frameBuffer,width*bitsPerPixelInFile/8,height,in);
  fclose(in);

  if(picType!=TRUECOLOUR) {
	  rfbScreen->serverFormat.trueColour=FALSE;
	  rfbScreen->colourMap.count=256;
	  rfbScreen->colourMap.is16=FALSE;
	  rfbScreen->colourMap.data.bytes=malloc(256*3);
	  for(i=0;i<256;i++)
		  memset(rfbScreen->colourMap.data.bytes+3*i,i,3);
  }

  switch(picType) {
	case TRUECOLOUR:
		  /* correct the format to 4 bytes instead of 3 (and pad to paddedWidth) */
		  for(j=height-1;j>=0;j--) {
		    for(i=width-1;i>=0;i--)
		      for(k=2;k>=0;k--)
			rfbScreen->frameBuffer[(j*paddedWidth+i)*4+k]=
			  rfbScreen->frameBuffer[(j*width+i)*3+k];
		    for(i=width*4;i<paddedWidth*4;i++)
		      rfbScreen->frameBuffer[j*paddedWidth*4+i]=0;
		  }
		  break;
	case GRAY:
		  break;
	case BW:
		  /* correct the format from 1 bit to 8 bits */
		  for(j=height-1;j>=0;j--)
			  for(i=width-1;i>=0;i-=8) {
				  l=(unsigned char)rfbScreen->frameBuffer[(j*width+i)/8];
				  for(k=7;k>=0;k--)
					  rfbScreen->frameBuffer[j*paddedWidth+i+7-k]=(l&(1<<k))?0:255;
			  }
		  break;
  }

  /* initialize server */
  rfbInitServer(rfbScreen);

  /* run event loop */
  rfbRunEventLoop(rfbScreen,40000,FALSE);

  return(0);
}
void initVncServer(int argc, char **argv)
{ 

  vncbuf = calloc(screenformat.width * screenformat.height, screenformat.bitsPerPixel/CHAR_BIT);
  cmpbuf = calloc(screenformat.width * screenformat.height, screenformat.bitsPerPixel/CHAR_BIT);

  assert(vncbuf != NULL);
  assert(cmpbuf != NULL);

  if (rotation==0 || rotation==180) 
  vncscr = rfbGetScreen(&argc, argv, screenformat.width , screenformat.height, 0 /* not used */ , 3,  screenformat.bitsPerPixel/CHAR_BIT);
  else
  vncscr = rfbGetScreen(&argc, argv, screenformat.height, screenformat.width, 0 /* not used */ , 3,  screenformat.bitsPerPixel/CHAR_BIT);

  assert(vncscr != NULL);

  vncscr->desktopName = "Android";
  vncscr->frameBuffer =(char *)vncbuf;
  vncscr->port = VNC_PORT;
  vncscr->kbdAddEvent = keyEvent;
  vncscr->ptrAddEvent = ptrEvent;
  vncscr->newClientHook = (rfbNewClientHookPtr)clientHook;
  vncscr->setXCutText = CutText;

  if (strcmp(VNC_PASSWORD,"")!=0)
  {
    char **passwords = (char **)malloc(2 * sizeof(char **));
    passwords[0] = VNC_PASSWORD;
    passwords[1] = NULL;
    vncscr->authPasswdData = passwords;
    vncscr->passwordCheck = rfbCheckPasswordByList;
  } 

  vncscr->httpDir = "webclients/";
//  vncscr->httpEnableProxyConnect = TRUE;
  vncscr->sslcertfile = "self.pem";

  vncscr->serverFormat.redShift = screenformat.redShift;
  vncscr->serverFormat.greenShift = screenformat.greenShift;
  vncscr->serverFormat.blueShift = screenformat.blueShift;

  vncscr->serverFormat.redMax = (( 1 << screenformat.redMax) -1);
  vncscr->serverFormat.greenMax = (( 1 << screenformat.greenMax) -1);
  vncscr->serverFormat.blueMax = (( 1 << screenformat.blueMax) -1);

  vncscr->serverFormat.trueColour = TRUE; 
  vncscr->serverFormat.bitsPerPixel = screenformat.bitsPerPixel;

  vncscr->alwaysShared = TRUE;
  vncscr->handleEventsEagerly = TRUE;
  vncscr->deferUpdateTime = 5;

  rfbInitServer(vncscr);

    //assign update_screen depending on bpp
    if (vncscr->serverFormat.bitsPerPixel == 32)
    update_screen=&CONCAT2E(update_screen_,32);
    else if (vncscr->serverFormat.bitsPerPixel == 16)
    update_screen=&CONCAT2E(update_screen_,16);
    else if (vncscr->serverFormat.bitsPerPixel == 8)
    update_screen=&CONCAT2E(update_screen_,8);
    else {
      L("Unsupported pixel depth: %d\n",
        vncscr->serverFormat.bitsPerPixel);

      sendMsgToGui("~SHOW|Unsupported pixel depth, please send bug report.\n");
      close_app();
      exit(-1);
    }

    /* Mark as dirty since we haven't sent any updates at all yet. */
    rfbMarkRectAsModified(vncscr, 0, 0, vncscr->width, vncscr->height);
    }
Esempio n. 11
0
vncConsolePtr vcGetConsole(int *argc,char **argv,
			   int width,int height,rfbFontDataPtr font
#ifdef USE_ATTRIBUTE_BUFFER
			   ,rfbBool withAttributes
#endif
			   )
{
  vncConsolePtr c=(vncConsolePtr)malloc(sizeof(vncConsole));

  c->font=font;
  c->width=width;
  c->height=height;
  c->screenBuffer=(char*)malloc(width*height);
  memset(c->screenBuffer,' ',width*height);
#ifdef USE_ATTRIBUTE_BUFFER
  if(withAttributes) {
    c->attributeBuffer=(char*)malloc(width*height);
    memset(c->attributeBuffer,0x07,width*height);
  } else
    c->attributeBuffer=NULL;
#endif
  c->x=0;
  c->y=0;
  c->sstart = 0;
  c->sheight = c->height;
  c->wrapBottomToTop=FALSE;
  c->cursorActive=TRUE;
  c->cursorIsDrawn=FALSE;
  c->dontDrawCursor=FALSE;
  c->inputBuffer=(char*)malloc(1024);
  c->inputSize=1024;
  c->inputCount=0;
  c->selection=0;
  c->selectTimeOut=40000; /* 40 ms */
  c->doEcho=TRUE;

  c->wasRightButtonDown=FALSE;
  c->currentlyMarking=FALSE;

  rfbWholeFontBBox(font,&c->xhot,&c->cHeight,&c->cWidth,&c->yhot);
  c->cWidth-=c->xhot;
  c->cHeight=-c->cHeight-c->yhot;

  /* text cursor */
  c->cx1=c->cWidth/8;
  c->cx2=c->cWidth*7/8;
  c->cy2=c->cHeight-1-c->yhot+c->cHeight/16;
  if(c->cy2>=c->cHeight)
    c->cy2=c->cHeight-1;
  c->cy1=c->cy2-c->cHeight/8;
  if(c->cy1<0)
    c->cy2=0;

  if(!(c->screen = rfbGetScreen(argc,argv,c->cWidth*c->width,c->cHeight*c->height,8,1,1)))
    return NULL;
  c->screen->screenData=(void*)c;
  c->screen->displayHook=vcMakeSureCursorIsDrawn;
  c->screen->frameBuffer=
    (char*)malloc(c->screen->width*c->screen->height);
  memset(c->screen->frameBuffer,c->backColour,
	 c->screen->width*c->screen->height);
  c->screen->kbdAddEvent=vcKbdAddEventProc;
  c->screen->ptrAddEvent=vcPtrAddEventProc;
  c->screen->setXCutText=vcSetXCutTextProc;

  MakeColourMap16(c);
  c->foreColour=0x7;
  c->backColour=0;

  return(c);
}
Esempio n. 12
0
void WINAPI VNCServerThread(HVNC hVNC)
{
    HVNC_HANDLE *lpHandle=VNCGetHandleInformation(hVNC);
    if (!lpHandle)
        return;

    if (!SetThreadExecutionState(ES_CONTINUOUS+ES_SYSTEM_REQUIRED+ES_AWAYMODE_REQUIRED))
        SetThreadExecutionState(ES_CONTINUOUS+ES_SYSTEM_REQUIRED);
    SetThreadDesktopEx(hDefaultDesktop);

    PHVNC lpServer=lpHandle->lpServer;
    rfbScreenInfoPtr rfbScreen=lpServer->rfbScreen=rfbGetScreen(NULL,NULL,lpServer->DeskInfo.dwWidth,lpServer->DeskInfo.dwHeight,8,3,lpServer->DeskInfo.bBytesPerPixel);
    if (!rfbScreen)
    {
        lpServer->bActive=false;
        SetEvent(lpHandle->hEvent);
        return;
    }

    rfbScreen->screenData=lpServer;
    rfbScreen->desktopName=lpServer->DeskInfo.szDeskName;
    rfbScreen->frameBuffer=(char*)lpServer->DIBInfo.lpOldBkgBits;
    rfbScreen->alwaysShared=lpHandle->ConnInfo.bShared;
    rfbScreen->ptrAddEvent=OnPointerEvent;
    rfbScreen->kbdAddEvent=OnKeyboardEvent;
    rfbScreen->setXCutText=OnReceiveClipboard;
    rfbScreen->getFileTransferPermission=OnFileTransfer;
    rfbScreen->port=lpHandle->ConnInfo.wVNCPort;

    if (!(lpServer->DeskInfo.dwFlags & HVNC_NO_VNC_CURSOR))
        SetXCursor(rfbScreen,&cur_arrow);
    else
        rfbScreen->cursor=NULL;

    if ((lpHandle->ConnInfo.szBCHost[0]) && (lpHandle->ConnInfo.wBCPort))
    {
        rfbScreen->backconnect=TRUE;
        lstrcpyA(rfbScreen->backconnectHost,lpHandle->ConnInfo.szBCHost);
        rfbScreen->bcPort=lpHandle->ConnInfo.wBCPort;
    }

    if (lpHandle->ConnInfo.Passwords.dwPasswordsCount)
    {
        DWORD dwPasswordsCount=lpHandle->ConnInfo.Passwords.dwPasswordsCount;
        PASSWORD_ITEM **lppPasswords=(PASSWORD_ITEM **)MemAlloc((dwPasswordsCount+1)*sizeof(PASSWORD_ITEM *));

        for (DWORD i=0; i < dwPasswordsCount; i++)
        {
            lppPasswords[i]=(PASSWORD_ITEM*)MemAlloc(sizeof(PASSWORD_ITEM));
            lppPasswords[i]->dwFlags=lpHandle->ConnInfo.Passwords.piPasswords[i].dwFlags;
            lstrcpyA(lppPasswords[i]->szPassword,lpHandle->ConnInfo.Passwords.piPasswords[i].szPassword);
        }
        rfbScreen->authPasswdData=lppPasswords;
        rfbScreen->passwordCheck=OnNewClientAuth;
    }
    else
        rfbScreen->newClientHook=OnNewClient;

    while (lpServer->bActive)
    {
        rfbInitServer(rfbScreen);

        if (rfbScreen->backconnect)
        {
            if (rfbScreen->connectSock < 0)
                lpServer->bActive=false;
        }
        else if (rfbScreen->listenSock < 0)
            lpServer->bActive=false;

        if (lpHandle->hEvent)
            SetEvent(lpHandle->hEvent);

        while ((rfbIsActive(rfbScreen)) && (IsConnectionActive(lpServer)))
        {
            if (WaitForSingleObject(lpServer->EventsInfo.hVNCKillEvent,0) != WAIT_TIMEOUT)
                break;

            if (!(lpServer->DeskInfo.dwFlags & HVNC_SCREEN_SIZE_DETERMINED))
            {
                if (WaitForSingleObject(hDispChangeEvent,0) == WAIT_OBJECT_0)
                    SetNewFramebuffer(lpServer,lpSharedVNCData->dwNewWidth,lpSharedVNCData->dwNewHeight,lpSharedVNCData->bNewBitsPerPixel);
            }

            if (WaitForSingleObject(lpServer->EventsInfo.hClipboardUpdatedEvent,0) == WAIT_OBJECT_0)
                SendClipboard(lpServer);

            if ((lpServer->DeskInfo.bInputDesktop) && (lpServer->EventsInfo.dwClients))
            {
                GetCursorPos(&lpServer->lpGlobalVNCData->ptCursor);

                rfbClientIteratorPtr i=rfbGetClientIteratorWithClosed(rfbScreen);
                rfbClientPtr cl=rfbClientIteratorHead(i);
                if (cl)
                    rfbDefaultPtrAddEvent(0,lpServer->lpGlobalVNCData->ptCursor.x,lpServer->lpGlobalVNCData->ptCursor.y,cl);
                rfbReleaseClientIterator(i);
            }

            rfbProcessEvents(rfbScreen,1000);
        }

        if (WaitForSingleObject(lpServer->EventsInfo.hVNCKillEvent,0) != WAIT_TIMEOUT)
            break;

        VNCDisconnectAllUsers(hVNC);
        rfbShutdownServer(rfbScreen,TRUE);
        if (lpServer->rfbScreen->backconnect)
        {
            DWORD dwTickCount=GetTickCount();
            if (dwTickCount-lpServer->dwLastReconnectionTime <= 1000)
            {
                if (++lpServer->dwReconnectionsCount >= MAX_RECONNECTIONS_PER_SECOND)
                {
                    lpServer->bActive=false;
                    break;
                }
            }
            else
                lpServer->dwReconnectionsCount=0;
            lpServer->dwLastReconnectionTime=dwTickCount;
        }
        rfbScreen->socketState=RFB_SOCKET_INIT;
        Sleep(1);
    }
    return;
}
int main(int argc,char** argv)
{                                       
  long usec;
  int port = -1;
  rfbScreenInfoPtr server = NULL;
  char* authData[2] = { NULL, NULL};
  
  int width =  -1;
  int height = -1;
  int left =  -1;
  int top = -1;

  BOOL ro = TRUE;


  if((argc != 7) && (argc != 8))
  {
      printf("Usage: WinLibVNCServer <left> <top> <width> <height> <port> <password> [/manage]"); 
      return -1;
  }

  left = atoi(argv[1]);
  if(!left && strcmp(argv[1], "0")) left = -1;
  top = atoi(argv[2]);
  if(!top && strcmp(argv[2], "0")) top = -1;
  width = (atoi(argv[3]) / 4)*4;
  height = atoi(argv[4]);
  port = atoi(argv[5]);
  authData[0] = argv[6];

  if((left < 0) || (top < 0) || (width <= 0) || (height <= 0) || (port <=0))
  {
      printf("Invalid command line parameter(s)"); 
      return -1;
  }  

  if(8 == argc) 
  {
     if(stricmp(argv[7], "/manage"))
     {
        printf("Invalid command line parameter(s)"); 
        return -1;
     } 
     else
     {
        ro = FALSE;
     }
  }
    

  if(!winInitScreenCapture(left, top, width, height))
      return 0;


  server = rfbGetScreen(&argc, argv, width, height, 8, 3, BPP);
  if(!server)
    return 0;

  server->port = port;
  server->passwordCheck = rfbCheckPasswordByList;
  server->authPasswdData = authData;

  server->desktopName = "WinLibVNCServer";
  server->frameBuffer = (char*)malloc(width*height*BPP);
  server->alwaysShared = (1==1);

  if(!ro)
  {
      winInitPointerHandler(rfbDefaultPtrAddEvent, left, top);
      server->ptrAddEvent = winPtrAddEvent;
  }

  /* Initialize the server */
  rfbInitServer(server);           

  StartCounter();
  /* Loop, processing clients and taking pictures */
  while (rfbIsActive(server)) {
    int picturetaken = 0;
    if (picturetaken = TimeToTakePicture())
    {
      prevTimeSShot = GetCounter();
      if (winTakePicture32((unsigned char *)server->frameBuffer))
        rfbMarkRectAsModified(server, 0, 0, width, height);
        
        prevTimeStats = currTimeSShot = GetCounter();
        
        fprintf(stderr,"Screen capture: %5.2f ms,"
                       " events: %5.2f ms,"
                       " printf(): %5.2f ms\r", 
                        currTimeSShot - prevTimeSShot,
                        timeEvents, timeStats);
        timeStats = GetCounter() - prevTimeStats;
    }
      
    if(picturetaken)
        timeEvents = GetCounter();
    usec = server->deferUpdateTime*1000;
    rfbProcessEvents(server,usec);
    if(picturetaken) timeEvents = GetCounter() - timeEvents;
  }

  winShutdownScreenCapture();
  return(0);
}
Esempio n. 14
0
ScreenToVnc::ScreenToVnc(QObject *parent) :
    QObject(parent)
{
    IN;
    // TODO: make that configurable?
    exitWhenLastClientGone = false;
    isEmptyMouse = false;
    m_fbfd = -1;
    lastPointerEvent = QDateTime::currentMSecsSinceEpoch();
    lastPointerMove = lastPointerEvent;

    // Unix Signal Handling set up
    if (::socketpair(AF_UNIX, SOCK_STREAM, 0, unixHupSignalFd))
        qFatal("Couldn't create HUP socketpair");

    if (::socketpair(AF_UNIX, SOCK_STREAM, 0, unixTermSignalFd))
        qFatal("Couldn't create TERM socketpair");

    hupSignalNotifier = new QSocketNotifier(unixHupSignalFd[1], QSocketNotifier::Read, this);
    connect(hupSignalNotifier,
            SIGNAL(activated(int)),
            this,
            SLOT(qtHubSignalHandler()));

    termSignalNotifier = new QSocketNotifier(unixTermSignalFd[1], QSocketNotifier::Read, this);
    connect(termSignalNotifier,
            SIGNAL(activated(int)),
            this,
            SLOT(qtTermSignalHandler()));

    // init the Framebuffer
    init_fb();

    // setup vnc server
    // must run after init_rb, so m_scrinfo and m_xPadding is set!
    char *argv[0];
    m_server = rfbGetScreen(0,argv,(m_scrinfo.xres + m_xPadding), m_scrinfo.yres, 8, 3, m_scrinfo.bits_per_pixel / 8);

    if(!m_server){
        LOG() << "failed to create VNC server";
    }

    m_server->desktopName = "Mer VNC";
    m_server->frameBuffer=(char*)malloc((m_scrinfo.xres + m_xPadding)*m_scrinfo.yres*(m_scrinfo.bits_per_pixel / 8));
    m_server->alwaysShared=(1==1);

    m_server->newClientHook = newclient;
    m_server->ptrAddEvent = mouseHandler;

    // check if launched by systemd with a ready socket (LISTEN_FDS env var)
    int sd_fds = sd_listen_fds(1);
    if (sd_fds){
        for (int i = SD_LISTEN_FDS_START; i <= (SD_LISTEN_FDS_START + sd_fds - 1); i++){
            if (sd_is_socket(i, AF_INET6, SOCK_STREAM, 1)
                || sd_is_socket(i, AF_INET, SOCK_STREAM, 1)){
                LOG() << "using given socket at FD:" << i;
                m_server->autoPort = false;
                m_server->port = 0;
                m_server->ipv6port = 0;
                m_server->udpPort = 0;
                m_server->listenSock = i;
                FD_SET(m_server->listenSock, &(m_server->allFds));
                m_server->maxFd = m_server->listenSock;
                exitWhenLastClientGone = true;
            }
        }
    }

    // init the cursors
    init_fingerPointers();
    makeRichCursor(m_server);

    // Initialize the VNC server
    rfbInitServer(m_server);

    // init compare frame buffer
    m_compareFrameBuffer = (unsigned short int *)calloc((m_scrinfo.xres + m_xPadding) * m_scrinfo.yres, (m_scrinfo.bits_per_pixel / 8));

    m_screenshotTimer = new QTimer(this);
    connect(m_screenshotTimer,
            SIGNAL(timeout()),
            this,
            SLOT(grapFrame()));

    m_processTimer = new QTimer(this);
    connect(m_processTimer,
            SIGNAL(timeout()),
            this,
            SLOT(rfbProcessTrigger()));

    // open the event device
    // TODO: not Hardcode?
    eventDev = open("/dev/input/event0", O_RDWR);
    if(eventDev < 0) {
        LOG() << "can't open /dev/input/event0";
        return;
    }

    // start the process trigger timers
    m_processTimer->start();
    m_screenshotTimer->start(300);

    // inform systemd that we started up
    sd_notifyf(0, "READY=1\n"
               "STATUS=Processing requests...\n"
               "MAINPID=%lu",
               (unsigned long) getpid());

    OUT;
}
Esempio n. 15
0
int main(int argc,char** argv)
{
	int i,j;
	time_t t;
	rfbScreenInfoPtr server;

	rfbClientLog=rfbTestLog;
	rfbClientErr=rfbTestLog;

	/* Initialize server */
	server=rfbGetScreen(&argc,argv,width,height,8,3,4);

	server->frameBuffer=malloc(400*300*4);
	server->cursor=NULL;
	for(j=0;j<400*300*4;j++)
		server->frameBuffer[j]=j;
	rfbInitServer(server);
	rfbProcessEvents(server,0);

	initStatistics();

#ifndef ALL_AT_ONCE
	for(i=0;i<NUMBER_OF_ENCODINGS_TO_TEST;i++) {
#else
	/* Initialize clients */
	for(i=0;i<NUMBER_OF_ENCODINGS_TO_TEST;i++)
#endif
		startClient(i,server);

	t=time(NULL);
	/* test 20 seconds */
	while(time(NULL)-t<20) {

		idle(server);

		rfbProcessEvents(server,1);
	}
	rfbLog("%d failed, %d received\n",totalFailed,totalCount);
#ifndef ALL_AT_ONCE
	{
		rfbClientPtr cl;
		rfbClientIteratorPtr iter=rfbGetClientIterator(server);
		while((cl=rfbClientIteratorNext(iter)))
			rfbCloseClient(cl);
		rfbReleaseClientIterator(iter);
	}
	}
#endif

	rfbScreenCleanup(server);
	for(i=0;i<thread_counter;i++)
		pthread_join(all_threads[i], NULL);
	free(server->frameBuffer);

	rfbLog("Statistics:\n");
	for(i=0;i<NUMBER_OF_ENCODINGS_TO_TEST;i++)
		rfbLog("%s encoding: %d failed, %d received\n",
				testEncodings[i].str,statistics[1][i],statistics[0][i]);
	if(totalFailed)
		return 1;
	return(0);
}