Beispiel #1
0
  int negotiateAuthenticationTight() throws Exception {
    int nAuthTypes = is.readInt();
    if (nAuthTypes == 0) return AuthNone;

    readCapabilityList(authCaps, nAuthTypes);
    for (int i = 0; i < authCaps.numEnabled(); i++) {
      int authType = authCaps.getByOrder(i);
      if (authType == AuthNone || authType == AuthVNC) {
        writeInt(authType);
        return authType;
      }
    }
    throw new Exception("No suitable authentication scheme found");
  }
Beispiel #2
0
 void readCapabilityList(CapsContainer caps, int count) throws IOException {
   int code;
   byte[] vendor = new byte[4];
   byte[] name = new byte[8];
   for (int i = 0; i < count; i++) {
     code = is.readInt();
     readFully(vendor);
     readFully(name);
     caps.enable(new CapabilityInfo(code, vendor, name));
   }
 }
Beispiel #3
0
  void initCapabilities() {
    tunnelCaps = new CapsContainer();
    authCaps = new CapsContainer();
    serverMsgCaps = new CapsContainer();
    clientMsgCaps = new CapsContainer();
    encodingCaps = new CapsContainer();

    // Supported authentication methods
    authCaps.add(AuthNone, StandardVendor, SigAuthNone, "No authentication");
    authCaps.add(AuthVNC, StandardVendor, SigAuthVNC, "Standard VNC password authentication");

    // Supported encoding types
    encodingCaps.add(
        EncodingCopyRect, StandardVendor, SigEncodingCopyRect, "Standard CopyRect encoding");
    encodingCaps.add(EncodingRRE, StandardVendor, SigEncodingRRE, "Standard RRE encoding");
    encodingCaps.add(EncodingCoRRE, StandardVendor, SigEncodingCoRRE, "Standard CoRRE encoding");
    encodingCaps.add(
        EncodingHextile, StandardVendor, SigEncodingHextile, "Standard Hextile encoding");
    encodingCaps.add(EncodingZRLE, StandardVendor, SigEncodingZRLE, "Standard ZRLE encoding");
    encodingCaps.add(EncodingZlib, TridiaVncVendor, SigEncodingZlib, "Zlib encoding");
    encodingCaps.add(EncodingTight, TightVncVendor, SigEncodingTight, "Tight encoding");

    // Supported pseudo-encoding types
    encodingCaps.add(
        EncodingCompressLevel0, TightVncVendor, SigEncodingCompressLevel0, "Compression level");
    encodingCaps.add(
        EncodingQualityLevel0, TightVncVendor, SigEncodingQualityLevel0, "JPEG quality level");
    encodingCaps.add(
        EncodingXCursor, TightVncVendor, SigEncodingXCursor, "X-style cursor shape update");
    encodingCaps.add(
        EncodingRichCursor,
        TightVncVendor,
        SigEncodingRichCursor,
        "Rich-color cursor shape update");
    encodingCaps.add(
        EncodingPointerPos, TightVncVendor, SigEncodingPointerPos, "Pointer position update");
    encodingCaps.add(
        EncodingLastRect, TightVncVendor, SigEncodingLastRect, "LastRect protocol extension");
    encodingCaps.add(
        EncodingNewFBSize, TightVncVendor, SigEncodingNewFBSize, "Framebuffer size change");
  }