//! this is called before every frame, used for polling for RFB messages
void
VncServer::preFrame()
{
const int wait_msec=1;
if (m_delay) {
usleep(m_delay);
}
if (m_numClients == 0) {
for (size_t i=0; i<m_clientList.size(); ++i) {
if (rfbReverseConnection(m_screen, const_cast<char *>(m_clientList[i].host.c_str()), m_clientList[i].port)) {
break;
}
}
}
rfbCheckFds(m_screen, wait_msec*1000);
rfbHttpCheckFds(m_screen);
rfbClientIteratorPtr i = rfbGetClientIterator(m_screen);
while (rfbClientPtr cl = rfbClientIteratorNext(i)) {
if (rfbUpdateClient(cl)) {
}
}
rfbReleaseClientIterator(i);
}
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();
}
int main(int argc, char **argv)
{
//pipe signals
signal(SIGINT, close_app);
signal(SIGKILL, close_app);
signal(SIGILL, close_app);
long usec;
if(argc > 1) {
int i=1;
int r;
while(i < argc) {
if(*argv[i] == '-') {
switch(*(argv[i] + 1)) {
case 'h':
printUsage(argv);
exit(0);
break;
case 'p':
i++;
strcpy(VNC_PASSWORD,argv[i]);
break;
case 'f':
i++;
FB_setDevice(argv[i]);
break;
case 'z':
i++;
display_rotate_180=1;
break;
case 'P':
i++;
VNC_PORT=atoi(argv[i]);
break;
case 'r':
i++;
r = atoi(argv[i]);
if (r==0 || r==90 || r==180 || r==270)
rotation = r;
L("rotating to %d degrees\n",rotation);
break;
case 's':
i++;
r=atoi(argv[i]);
if (r >= 1 && r <= 150)
scaling = r;
else
scaling = 100;
L("scaling to %d%%\n",scaling);
break;
case 'R':
i++;
extractReverseHostPort(argv[i]);
break;
case 'm':
i++;
if (!strcmp(argv[i],"adb")){
method = ADB;
L("ADB display grabber selected\n");
} else if (!strcmp(argv[i],"fb")) {
method = FRAMEBUFFER;
L("Framebuffer display grabber selected\n");
} else if (!strcmp(argv[i],"gralloc")) {
method = GRALLOC;
L("Gralloc display grabber selected\n");
} else if (!strcmp(argv[i],"flinger")) {
method = FLINGER;
L("Flinger display grabber selected\n");
} else {
L("Grab method \"%s\" not found, sticking with auto-detection.\n",argv[i]);
}
break;
}
}
i++;
}
}
L("Initializing grabber method...\n");
initGrabberMethod();
L("Initializing virtual keyboard and touch device...\n");
initInput();
L("Initializing VNC server:\n");
L(" width: %d\n", (int)screenformat.width);
L(" height: %d\n", (int)screenformat.height);
L(" bpp: %d\n", (int)screenformat.bitsPerPixel);
L(" port: %d\n", (int)VNC_PORT);
L("Colourmap_rgba=%d:%d:%d:%d lenght=%d:%d:%d:%d\n", screenformat.redShift, screenformat.greenShift, screenformat.blueShift,screenformat.alphaShift,
screenformat.redMax,screenformat.greenMax,screenformat.blueMax,screenformat.alphaMax);
initVncServer(argc, argv);
bindIPCserver();
sendServerStarted();
if (rhost) {
rfbClientPtr cl;
cl = rfbReverseConnection(vncscr, rhost, rport);
if (cl == NULL) {
char *str=malloc(255*sizeof(char));
sprintf(str,"~SHOW|Couldn't connect to remote host:\n%s\n",rhost);
L("Couldn't connect to remote host: %s\n",rhost);
sendMsgToGui(str);
free(str);
} else {
cl->onHold = FALSE;
rfbStartOnHoldClient(cl);
}
}
while (1) {
usec=(vncscr->deferUpdateTime+standby)*1000;
//clock_t start = clock();
rfbProcessEvents(vncscr,usec);
if (idle)
standby+=2;
else
standby=2;
if (vncscr->clientHead == NULL)
{
idle=1;
standby=50;
continue;
}
update_screen();
//printf ( "%f\n", ( (double)clock() - start )*1000 / CLOCKS_PER_SEC );
}
close_app();
}
