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1 package myVncClient;
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2
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3 import java.awt.*;
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4 import java.awt.event.*;
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5 import java.io.*;
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6 import java.net.*;
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7 import java.util.Random;
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8
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9 import myVncClient.AcceptThread;
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10 import myVncClient.OptionsNoFrame;
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11
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12 public class CuiMyVncClient implements InterfaceForViewer, java.lang.Runnable {
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13
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14 public static void main(String[] argv) {
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15 CuiMyVncClient v = new CuiMyVncClient();
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16 v.runClient(argv, v);
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17
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18 }
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19
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20 private void runClient(String[] argv, CuiMyVncClient v) {
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21 mainArgs = argv;
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22
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23 v.init(null);
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24 v.start_threads();
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25
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26 }
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27
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28 String[] mainArgs;
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29 String username;
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30
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31 // RfbProto rfb;
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32 MyRfbProto rfb;
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33 Thread rfbThread;
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34 Thread accThread;
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35 Thread clientThread;
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36
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37 Frame vncFrame;
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38 Container vncContainer;
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39 ScrollPane desktopScrollPane;
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40 GridBagLayout gridbag;
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41 ButtonPanel buttonPanel;
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42 Label connStatusLabel;
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43 CuiVncCanvas vc;
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44 // OptionsFrame options;
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45 OptionsNoFrame options;
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46 ClipboardFrame clipboard;
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47 RecordingFrame rec;
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48
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49 // Control session recording.
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50 Object recordingSync;
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51 String sessionFileName;
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52 boolean recordingActive;
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53 boolean recordingStatusChanged;
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54 String cursorUpdatesDef;
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55 String eightBitColorsDef;
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56
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57 // Variables read from parameter values.
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58 String socketFactory;
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59 String host;
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60 int port;
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61 String passwordParam;
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62 boolean showControls;
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63 boolean offerRelogin;
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64 boolean showOfflineDesktop;
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65 int deferScreenUpdates;
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66 int deferCursorUpdates;
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67 int deferUpdateRequests;
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68 int debugStatsExcludeUpdates;
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69 int debugStatsMeasureUpdates;
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70
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71 private static final long serialVersionUID = 1L;
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72 boolean inAnApplet = true;
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73 boolean inSeparateFrame = false;
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74 Socket clientSocket = null;
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75 String parent, treenum;
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76 private String leaderflag;
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77 boolean runflag = false;
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78
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79 EchoClient echo;
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80
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81 void checkArgs(String[] argv) {
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82 if (argv.length > 3) {
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83 username = argv[3];
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84 } else if (argv.length < 2) {
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85 System.out.println("Please enter argv");
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86 System.out.println("hostname(IPaddress) port password");
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87 System.exit(0);
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88 } else {
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89 username = argv[0];
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90 }
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91 }
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92
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93 //
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94 // init()
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95 //
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96
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97 public void init(EchoClient value) {
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98
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99 // readParameters();
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100
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101 readParameters(value);
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102
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103 options = new OptionsNoFrame(this);
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104 recordingSync = new Object();
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105
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106 sessionFileName = null;
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107 recordingActive = false;
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108 recordingStatusChanged = false;
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109 cursorUpdatesDef = null;
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110 eightBitColorsDef = null;
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111
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112 /*
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113 * try { connectAndAuthenticate(); } catch (NoRouteToHostException e) {
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114 * fatalError("Network error: no route to server: " + host, e); } catch
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115 * (UnknownHostException e) {
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116 * fatalError("Network error: server name unknown: " + host, e); } catch
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117 * (ConnectException e) {
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118 * fatalError("Network error: could not connect to server: " + host +
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119 * ":" + port, e); } catch (Exception e) { }
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120 */
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121 rfbThread = new Thread(this);
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122
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123 }
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124
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125 //
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126 // run() - executed by the rfbThread to deal with the RFB socket.
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127 //
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128
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129 public void start_threads() {
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130 rfbThread.start();
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131 }
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132
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133 public void run() {
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134
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135 try {
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136 connectAndAuthenticate();
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137 accThread = new Thread(new AcceptThread(rfb, 5999));
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138 accThread.start();
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139 doProtocolInitialisation();
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140
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141 vc = new CuiVncCanvas(this, 0, 0);
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142 vc.updateFramebufferSize();
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143
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144 } catch (IOException e) {
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145 System.out.println("Socket error");
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146 // parent no find
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147 Random rnd = new Random();
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148 long ran = rnd.nextInt(5000) + 5000;
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149 System.out.println(ran);
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150 // 親がいない場合の処理はここに書く！！！！
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151 /**
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152 * this while reconnection
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153 */
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154
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155 int counter = 0;
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156 // window を消してnullを突っ込んでGCで削除させる。
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157 /*
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158 * vncFrame.setVisible(false); vncFrame = null;
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159 */
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160 while (true) {
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161 /**
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162 * if my last node case reconnectoion stop
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163 */
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164
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165 echo = new EchoClient(echo, this);
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166 try {
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167 Thread.sleep(ran);
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168 } catch (InterruptedException e1) {
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169 e1.printStackTrace();
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170 }
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171
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172 if (counter >= 3) {
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173 echo.openport();
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174 echo.notfoundParent();
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175 }
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176
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177 echo.openport();
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178 // runflag = echo.losthost();
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179 if (echo.losthost()) {
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180 break;
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181 }
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182 counter++;
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183 }
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184
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185 // System.exit(0);
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186 } catch (Exception e) {
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187 System.out.println(e);
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188 System.exit(0);
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189 }
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190
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191 try {
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192
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193 processNormalProtocol();// main loop
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194
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195 } catch (NoRouteToHostException e) {
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196 fatalError("Network error: no route to server: " + host, e);
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197 } catch (UnknownHostException e) {
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198 fatalError("Network error: server name unknown: " + host, e);
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199 } catch (ConnectException e) {
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200 fatalError("Network error: could not connect to server: " + host
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201 + ":" + port, e);
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202 } catch (EOFException e) {
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203
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204 if (leaderflag != null) {
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205 while (true) {
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206 echo = new EchoClient(echo, this);
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207 echo.openport();
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208 // runflag = echo.losthost();
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209 if (echo.losthost()) {
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210 break;
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211 }
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212 }
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213 } else {
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214 if (showOfflineDesktop) {
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215 e.printStackTrace();
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216 System.out
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217 .println("Network error: remote side closed connection");
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218 if (vc != null) {
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219 vc.enableInput(false);
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220 }
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221 if (rfb != null && !rfb.closed())
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222 rfb.close();
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223 if (showControls && buttonPanel != null) {
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224 buttonPanel.disableButtonsOnDisconnect();
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225 }
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226 } else {
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227 fatalError("Network error: remote side closed connection",
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228 e);
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229 }
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230 }
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231 } catch (IOException e) {
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232 String str = e.getMessage();
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233 if (str != null && str.length() != 0) {
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234 fatalError("Network Error: " + str, e);
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235 } else {
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236 fatalError(e.toString(), e);
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237 }
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238 } catch (Exception e) {
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239 String str = e.getMessage();
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240 if (str != null && str.length() != 0) {
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241 fatalError("Error: " + str, e);
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242 } else {
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243 fatalError(e.toString(), e);
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244 }
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245 }
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246
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247 }
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248
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249 //
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250 // Process RFB socket messages.
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251 // If the rfbThread is being stopped, ignore any exceptions,
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252 // otherwise rethrow the exception so it can be handled.
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253 //
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254
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255 void processNormalProtocol() throws Exception {
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256 try {
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257 vc.processNormalProtocol();// main loop
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258 } catch (Exception e) {
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259 if (rfbThread == null) {
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260 System.out.println("Ignoring RFB socket exceptions"
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261 + " because applet is stopping");
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262 } else {
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263 throw e;
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264 }
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265 }
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266 }
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267
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268 //
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269 // Connect to the RFB server and authenticate the user.
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270 //
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271
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272 void connectAndAuthenticate() throws Exception {
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273 showConnectionStatus("Initializing...");
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274
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275 showConnectionStatus("Connecting to " + host + ", port " + port + "...");
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276
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277 // rfb = new RfbProto(host, port, this);
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278 rfb = new MyRfbProto(host, port);
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279
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280 showConnectionStatus("Connected to server");
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281
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282 rfb.readVersionMsg();
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283 showConnectionStatus("RFB server supports protocol version "
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284 + rfb.serverMajor + "." + rfb.serverMinor);
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285
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286 rfb.writeVersionMsg();
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287 showConnectionStatus("Using RFB protocol version " + rfb.clientMajor
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288 + "." + rfb.clientMinor);
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289
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290 int secType = rfb.negotiateSecurity();
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291 int authType;
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292 if (secType == RfbProto.SecTypeTight) {
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293 showConnectionStatus("Enabling TightVNC protocol extensions");
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294 rfb.setupTunneling();
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295 authType = rfb.negotiateAuthenticationTight();
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296 } else {
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297 authType = secType;
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298 }
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299
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300 switch (authType) {
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301 case RfbProto.AuthNone:
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302 showConnectionStatus("No authentication needed");
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303 rfb.authenticateNone();
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304 break;
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305 case RfbProto.AuthVNC:
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306 showConnectionStatus("Performing standard VNC authentication");
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307 if (passwordParam != null) {
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308 rfb.authenticateVNC(passwordParam);
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309 } else {
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310 String pw = askPassword();
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311 rfb.authenticateVNC(pw);
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312 }
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313 break;
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314 default:
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315 throw new Exception("Unknown authentication scheme " + authType);
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316 }
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317 }
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318
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319 //
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320 // Show a message describing the connection status.
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321 // To hide the connection status label, use (msg == null).
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322 //
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323
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324 void showConnectionStatus(String msg) {
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325 System.out.println(msg);
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326 }
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327
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328 //
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329 // Show an authentication panel.
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330 //
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331
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332 String askPassword() throws Exception {
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333 /*
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334 * showConnectionStatus(null); AuthPanel authPanel = new
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335 * AuthPanel(this);
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60
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336 *
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337 * GridBagConstraints gbc = new GridBagConstraints(); gbc.gridwidth =
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338 * GridBagConstraints.REMAINDER; gbc.anchor =
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339 * GridBagConstraints.NORTHWEST; gbc.weightx = 1.0; gbc.weighty = 1.0;
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340 * gbc.ipadx = 100; gbc.ipady = 50; gridbag.setConstraints(authPanel,
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341 * gbc); vncContainer.add(authPanel);
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342 *
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343 *
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344 * authPanel.moveFocusToDefaultField(); vncContainer.remove(authPanel);
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345 */
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346 showConnectionStatus("ask password...");
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347 String pw = mainArgs[2];
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348 return pw;
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349 }
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350
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351 //
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352 // Do the rest of the protocol initialisation.
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353 //
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354
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355 void doProtocolInitialisation() throws IOException {
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356 rfb.writeClientInit();
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357 rfb.readServerInit();
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358
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359 System.out.println("Desktop name is " + rfb.desktopName);
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360 System.out.println("Desktop size is " + rfb.framebufferWidth + " x "
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361 + rfb.framebufferHeight);
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362
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363 setEncodings();
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364
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365 // showConnectionStatus(null);
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366 }
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367
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368 //
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369 // Send current encoding list to the RFB server.
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370 //
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371
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372 int[] encodingsSaved;
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373 int nEncodingsSaved;
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374
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375 void setEncodings() {
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376 setEncodings(false);
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377 }
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378
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379 void autoSelectEncodings() {
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380 setEncodings(true);
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381 }
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382
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383 void setEncodings(boolean autoSelectOnly) {
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384 if (options == null || rfb == null || !rfb.inNormalProtocol)
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385 return;
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386
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387 int preferredEncoding = options.preferredEncoding;
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388 if (preferredEncoding == -1) {
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389 long kbitsPerSecond = rfb.kbitsPerSecond();
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390 if (nEncodingsSaved < 1) {
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391 // Choose Tight or ZRLE encoding for the very first update.
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392 System.out.println("Using Tight/ZRLE encodings");
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393 preferredEncoding = RfbProto.EncodingTight;
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394 } else if (kbitsPerSecond > 2000
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395 && encodingsSaved[0] != RfbProto.EncodingHextile) {
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396 // Switch to Hextile if the connection speed is above 2Mbps.
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397 System.out.println("Throughput " + kbitsPerSecond
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398 + " kbit/s - changing to Hextile encoding");
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399 preferredEncoding = RfbProto.EncodingHextile;
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400 } else if (kbitsPerSecond < 1000
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401 && encodingsSaved[0] != RfbProto.EncodingTight) {
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402 // Switch to Tight/ZRLE if the connection speed is below 1Mbps.
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403 System.out.println("Throughput " + kbitsPerSecond
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404 + " kbit/s - changing to Tight/ZRLE encodings");
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405 preferredEncoding = RfbProto.EncodingTight;
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406 } else {
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407 // Don't change the encoder.
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408 if (autoSelectOnly)
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409 return;
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410 preferredEncoding = encodingsSaved[0];
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411 }
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412 } else {
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413 // Auto encoder selection is not enabled.
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414 if (autoSelectOnly)
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415 return;
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416 }
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417
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418 int[] encodings = new int[20];
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419 int nEncodings = 0;
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420
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421 encodings[nEncodings++] = preferredEncoding;
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422 if (options.useCopyRect) {
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423 encodings[nEncodings++] = RfbProto.EncodingCopyRect;
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424 }
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425 if (preferredEncoding != RfbProto.EncodingTight) {
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426 encodings[nEncodings++] = RfbProto.EncodingTight;
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427 }
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428 if (preferredEncoding != RfbProto.EncodingZRLE) {
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429 encodings[nEncodings++] = RfbProto.EncodingZRLE;
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430 }
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431 if (preferredEncoding != RfbProto.EncodingHextile) {
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432 encodings[nEncodings++] = RfbProto.EncodingHextile;
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433 }
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434 if (preferredEncoding != RfbProto.EncodingZlib) {
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435 encodings[nEncodings++] = RfbProto.EncodingZlib;
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436 }
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437 /*
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65
|
438 * if (preferredEncoding != RfbProto.EncodingCoRRE) {
|
|
|
439 * encodings[nEncodings++] = RfbProto.EncodingCoRRE; } if
|
|
|
440 * (preferredEncoding != RfbProto.EncodingRRE) { encodings[nEncodings++]
|
|
|
441 * = RfbProto.EncodingRRE; }
|
|
|
442 *
|
|
|
443 * if (options.compressLevel >= 0 && options.compressLevel <= 9) {
|
|
|
444 * encodings[nEncodings++] = RfbProto.EncodingCompressLevel0 +
|
|
|
445 * options.compressLevel; } if (options.jpegQuality >= 0 &&
|
|
|
446 * options.jpegQuality <= 9) { encodings[nEncodings++] =
|
|
|
447 * RfbProto.EncodingQualityLevel0 + options.jpegQuality; } if
|
|
|
448 * (options.requestCursorUpdates) { encodings[nEncodings++] =
|
|
|
449 * RfbProto.EncodingXCursor; encodings[nEncodings++] =
|
|
|
450 * RfbProto.EncodingRichCursor; if (!options.ignoreCursorUpdates)
|
|
|
451 * encodings[nEncodings++] = RfbProto.EncodingPointerPos; }
|
|
|
452 */
|
|
60
|
453
|
|
|
454 encodings[nEncodings++] = RfbProto.EncodingLastRect;
|
|
|
455 encodings[nEncodings++] = RfbProto.EncodingNewFBSize;
|
|
|
456
|
|
|
457 boolean encodingsWereChanged = false;
|
|
|
458 if (nEncodings != nEncodingsSaved) {
|
|
|
459 encodingsWereChanged = true;
|
|
|
460 } else {
|
|
|
461 for (int i = 0; i < nEncodings; i++) {
|
|
|
462 if (encodings[i] != encodingsSaved[i]) {
|
|
|
463 encodingsWereChanged = true;
|
|
|
464 break;
|
|
|
465 }
|
|
|
466 }
|
|
|
467 }
|
|
|
468
|
|
|
469 if (encodingsWereChanged) {
|
|
|
470 try {
|
|
65
|
471 // rfb.writeSetEncodings(encodings, nEncodings);
|
|
60
|
472 if (vc != null) {
|
|
|
473 vc.softCursorFree();
|
|
|
474 }
|
|
|
475 } catch (Exception e) {
|
|
|
476 e.printStackTrace();
|
|
|
477 }
|
|
|
478 encodingsSaved = encodings;
|
|
|
479 nEncodingsSaved = nEncodings;
|
|
|
480 }
|
|
|
481 }
|
|
|
482
|
|
|
483 //
|
|
|
484 // setCutText() - send the given cut text to the RFB server.
|
|
|
485 //
|
|
|
486
|
|
|
487 void setCutText(String text) {
|
|
|
488 try {
|
|
|
489 if (rfb != null && rfb.inNormalProtocol) {
|
|
|
490 rfb.writeClientCutText(text);
|
|
|
491 }
|
|
|
492 } catch (Exception e) {
|
|
|
493 e.printStackTrace();
|
|
|
494 }
|
|
|
495 }
|
|
|
496
|
|
|
497 //
|
|
|
498 // Order change in session recording status. To stop recording, pass
|
|
|
499 // null in place of the fname argument.
|
|
|
500 //
|
|
|
501
|
|
|
502 void setRecordingStatus(String fname) {
|
|
|
503 synchronized (recordingSync) {
|
|
|
504 sessionFileName = fname;
|
|
|
505 recordingStatusChanged = true;
|
|
|
506 }
|
|
|
507 }
|
|
|
508
|
|
|
509 //
|
|
|
510 // Start or stop session recording. Returns true if this method call
|
|
|
511 // causes recording of a new session.
|
|
|
512 //
|
|
|
513
|
|
|
514 boolean checkRecordingStatus() throws IOException {
|
|
|
515 synchronized (recordingSync) {
|
|
|
516 if (recordingStatusChanged) {
|
|
|
517 recordingStatusChanged = false;
|
|
|
518 if (sessionFileName != null) {
|
|
|
519 startRecording();
|
|
|
520 return true;
|
|
|
521 } else {
|
|
|
522 stopRecording();
|
|
|
523 }
|
|
|
524 }
|
|
|
525 }
|
|
|
526 return false;
|
|
|
527 }
|
|
|
528
|
|
|
529 //
|
|
|
530 // Start session recording.
|
|
|
531 //
|
|
|
532
|
|
|
533 protected void startRecording() throws IOException {
|
|
|
534 synchronized (recordingSync) {
|
|
|
535 if (!recordingActive) {
|
|
|
536 // Save settings to restore them after recording the session.
|
|
|
537 cursorUpdatesDef = options.choices[options.cursorUpdatesIndex]
|
|
|
538 .getSelectedItem();
|
|
|
539 eightBitColorsDef = options.choices[options.eightBitColorsIndex]
|
|
|
540 .getSelectedItem();
|
|
|
541 // Set options to values suitable for recording.
|
|
|
542 options.choices[options.cursorUpdatesIndex].select("Disable");
|
|
|
543 options.choices[options.cursorUpdatesIndex].setEnabled(false);
|
|
|
544 options.setEncodings();
|
|
|
545 options.choices[options.eightBitColorsIndex].select("No");
|
|
|
546 options.choices[options.eightBitColorsIndex].setEnabled(false);
|
|
|
547 options.setColorFormat();
|
|
|
548 } else {
|
|
|
549 rfb.closeSession();
|
|
|
550 }
|
|
|
551
|
|
|
552 System.out.println("Recording the session in " + sessionFileName);
|
|
|
553 rfb.startSession(sessionFileName);
|
|
|
554 recordingActive = true;
|
|
|
555 }
|
|
|
556 }
|
|
|
557
|
|
|
558 //
|
|
|
559 // Stop session recording.
|
|
|
560 //
|
|
|
561
|
|
|
562 protected void stopRecording() throws IOException {
|
|
|
563 synchronized (recordingSync) {
|
|
|
564 if (recordingActive) {
|
|
|
565 // Restore options.
|
|
|
566 options.choices[options.cursorUpdatesIndex]
|
|
|
567 .select(cursorUpdatesDef);
|
|
|
568 options.choices[options.cursorUpdatesIndex].setEnabled(true);
|
|
|
569 options.setEncodings();
|
|
|
570 options.choices[options.eightBitColorsIndex]
|
|
|
571 .select(eightBitColorsDef);
|
|
|
572 options.choices[options.eightBitColorsIndex].setEnabled(true);
|
|
|
573 options.setColorFormat();
|
|
|
574
|
|
|
575 rfb.closeSession();
|
|
|
576 System.out.println("Session recording stopped.");
|
|
|
577 }
|
|
|
578 sessionFileName = null;
|
|
|
579 recordingActive = false;
|
|
|
580 }
|
|
|
581 }
|
|
|
582
|
|
|
583 //
|
|
|
584 // readParameters() - read parameters from the html source or from the
|
|
|
585 // command line. On the command line, the arguments are just a sequence of
|
|
|
586 // param_name/param_value pairs where the names and values correspond to
|
|
|
587 // those expected in the html applet tag source.
|
|
|
588 //
|
|
|
589
|
|
|
590 void readParameters(EchoClient value) {
|
|
|
591 /*
|
|
|
592 * host = readParameter("HOST", !inAnApplet);
|
|
|
593 *
|
|
|
594 * if (host == null) { host = getCodeBase().getHost(); if
|
|
|
595 * (host.equals("")) { fatalError("HOST parameter not specified"); } }
|
|
|
596 *
|
|
|
597 * port = readIntParameter("PORT", 5550);
|
|
|
598 */
|
|
|
599 if (value == null) {
|
|
|
600
|
|
|
601 if (clientSocket == null) {
|
|
|
602 String pHost;
|
|
65
|
603 if (mainArgs.length > 0)
|
|
|
604 pHost = mainArgs[0];
|
|
|
605 else
|
|
|
606 pHost = "cls080.ie.u-ryukyu.ac.jp";
|
|
|
607 echo = new EchoClient(pHost, this);
|
|
60
|
608 echo.openport();
|
|
65
|
609
|
|
60
|
610 value = echo.hostn("1");
|
|
|
611 } else {
|
|
|
612 echo = new EchoClient();
|
|
|
613 value = echo.Interruption(clientSocket);
|
|
|
614 }
|
|
|
615 }
|
|
|
616 // proxyからの返信で接続先を決定する
|
|
|
617 host = value.responseLine;
|
|
|
618 parent = value.parent;
|
|
65
|
619 if (value.treenum != null) {
|
|
60
|
620 treenum = value.treenum;
|
|
|
621 } else {
|
|
|
622 treenum = echo.treenum;
|
|
|
623 }
|
|
65
|
624 if (value.leaderflag != null) {
|
|
60
|
625 leaderflag = value.leaderflag;
|
|
|
626 } else {
|
|
|
627 leaderflag = echo.leaderflag;
|
|
|
628 }
|
|
|
629 System.out.println("Parent =" + parent);
|
|
|
630 System.out.println("mynumber =" + treenum);
|
|
|
631 System.out.println("connect host =" + host);
|
|
|
632 System.out.println("leaderflag(boolean) = " + leaderflag);
|
|
65
|
633
|
|
60
|
634 echo = value;
|
|
|
635
|
|
65
|
636 /*
|
|
|
637 * if (host == null) { host = getCodeBase().getHost(); if
|
|
|
638 * (host.equals("")) { fatalError("HOST parameter not specified"); } }
|
|
|
639 */
|
|
60
|
640 port = 5999;
|
|
|
641 // Read "ENCPASSWORD" or "PASSWORD" parameter if specified.
|
|
65
|
642 // readPasswordParameters();
|
|
60
|
643
|
|
|
644 String str;
|
|
|
645 if (inAnApplet) {
|
|
|
646 str = readParameter("Open New Window", false);
|
|
|
647 if (str != null && str.equalsIgnoreCase("Yes"))
|
|
|
648 inSeparateFrame = true;
|
|
|
649 }
|
|
|
650
|
|
|
651 // "Show Controls" set to "No" disables button panel.
|
|
|
652 showControls = true;
|
|
|
653 str = readParameter("Show Controls", false);
|
|
|
654 if (str != null && str.equalsIgnoreCase("No"))
|
|
|
655 showControls = false;
|
|
|
656
|
|
|
657 // "Offer Relogin" set to "No" disables "Login again" and "Close
|
|
|
658 // window" buttons under error messages in applet mode.
|
|
|
659 offerRelogin = true;
|
|
|
660 str = readParameter("Offer Relogin", false);
|
|
|
661 if (str != null && str.equalsIgnoreCase("No"))
|
|
|
662 offerRelogin = false;
|
|
|
663
|
|
|
664 // Do we continue showing desktop on remote disconnect?
|
|
|
665 showOfflineDesktop = false;
|
|
|
666 str = readParameter("Show Offline Desktop", false);
|
|
|
667 if (str != null && str.equalsIgnoreCase("Yes"))
|
|
|
668 showOfflineDesktop = true;
|
|
|
669
|
|
|
670 // Fine tuning options.
|
|
|
671 deferScreenUpdates = readIntParameter("Defer screen updates", 20);
|
|
|
672 deferCursorUpdates = readIntParameter("Defer cursor updates", 10);
|
|
|
673 deferUpdateRequests = readIntParameter("Defer update requests", 0);
|
|
|
674
|
|
|
675 // Debugging options.
|
|
|
676 debugStatsExcludeUpdates = readIntParameter("DEBUG_XU", 0);
|
|
|
677 debugStatsMeasureUpdates = readIntParameter("DEBUG_CU", 0);
|
|
|
678
|
|
|
679 // SocketFactory.
|
|
|
680 socketFactory = readParameter("SocketFactory", false);
|
|
|
681 }
|
|
|
682
|
|
|
683 //
|
|
|
684 // Read password parameters. If an "ENCPASSWORD" parameter is set,
|
|
|
685 // then decrypt the password into the passwordParam string. Otherwise,
|
|
|
686 // try to read the "PASSWORD" parameter directly to passwordParam.
|
|
|
687 //
|
|
|
688
|
|
|
689 private void readPasswordParameters() {
|
|
|
690 String encPasswordParam = readParameter("ENCPASSWORD", false);
|
|
|
691
|
|
|
692 if (encPasswordParam == null) {
|
|
65
|
693 passwordParam = readParameter("PASSWORD", false);
|
|
60
|
694 } else {
|
|
|
695 // ENCPASSWORD is hexascii-encoded. Decode.
|
|
|
696 byte[] pw = { 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
697 int len = encPasswordParam.length() / 2;
|
|
|
698 if (len > 8)
|
|
|
699 len = 8;
|
|
|
700 for (int i = 0; i < len; i++) {
|
|
|
701 String hex = encPasswordParam.substring(i * 2, i * 2 + 2);
|
|
|
702 Integer x = new Integer(Integer.parseInt(hex, 16));
|
|
|
703 pw[i] = x.byteValue();
|
|
|
704 }
|
|
|
705 // Decrypt the password.
|
|
|
706 byte[] key = { 23, 82, 107, 6, 35, 78, 88, 7 };
|
|
|
707 DesCipher des = new DesCipher(key);
|
|
|
708 des.decrypt(pw, 0, pw, 0);
|
|
|
709 passwordParam = new String(pw);
|
|
|
710
|
|
|
711 }
|
|
|
712 }
|
|
|
713
|
|
|
714 public String readParameter(String name, boolean required) {
|
|
|
715 for (int i = 0; i < mainArgs.length; i += 2) {
|
|
|
716 if (mainArgs[i].equalsIgnoreCase(name)) {
|
|
|
717 try {
|
|
|
718 return mainArgs[i + 1];
|
|
|
719 } catch (Exception e) {
|
|
|
720 if (required) {
|
|
|
721 fatalError(name + " parameter not specified");
|
|
|
722 }
|
|
|
723 return null;
|
|
|
724 }
|
|
|
725 }
|
|
|
726 }
|
|
|
727 if (required) {
|
|
|
728 fatalError(name + " parameter not specified");
|
|
|
729 }
|
|
|
730 return null;
|
|
|
731 }
|
|
|
732
|
|
|
733 int readIntParameter(String name, int defaultValue) {
|
|
|
734 String str = readParameter(name, false);
|
|
|
735 int result = defaultValue;
|
|
|
736 if (str != null) {
|
|
|
737 try {
|
|
|
738 result = Integer.parseInt(str);
|
|
|
739 } catch (NumberFormatException e) {
|
|
|
740 }
|
|
|
741 }
|
|
|
742 return result;
|
|
|
743 }
|
|
|
744
|
|
|
745 //
|
|
|
746 // disconnect() - close connection to server.
|
|
|
747 //
|
|
|
748
|
|
|
749 synchronized public void disconnect() {
|
|
|
750 System.out.println("Disconnecting");
|
|
|
751
|
|
|
752 if (vc != null) {
|
|
|
753 double sec = (System.currentTimeMillis() - vc.statStartTime) / 1000.0;
|
|
|
754 double rate = Math.round(vc.statNumUpdates / sec * 100) / 100.0;
|
|
|
755 int nRealRects = vc.statNumPixelRects;
|
|
|
756 int nPseudoRects = vc.statNumTotalRects - vc.statNumPixelRects;
|
|
|
757 System.out.println("Updates received: " + vc.statNumUpdates + " ("
|
|
|
758 + nRealRects + " rectangles + " + nPseudoRects
|
|
|
759 + " pseudo), " + rate + " updates/sec");
|
|
|
760 int numRectsOther = nRealRects - vc.statNumRectsTight
|
|
|
761 - vc.statNumRectsZRLE - vc.statNumRectsHextile
|
|
|
762 - vc.statNumRectsRaw - vc.statNumRectsCopy;
|
|
|
763 System.out.println("Rectangles:" + " Tight=" + vc.statNumRectsTight
|
|
|
764 + "(JPEG=" + vc.statNumRectsTightJPEG + ") ZRLE="
|
|
|
765 + vc.statNumRectsZRLE + " Hextile="
|
|
|
766 + vc.statNumRectsHextile + " Raw=" + vc.statNumRectsRaw
|
|
|
767 + " CopyRect=" + vc.statNumRectsCopy + " other="
|
|
|
768 + numRectsOther);
|
|
|
769
|
|
|
770 int raw = vc.statNumBytesDecoded;
|
|
|
771 int compressed = vc.statNumBytesEncoded;
|
|
|
772 if (compressed > 0) {
|
|
|
773 double ratio = Math.round((double) raw / compressed * 1000) / 1000.0;
|
|
|
774 System.out.println("Pixel data: " + vc.statNumBytesDecoded
|
|
|
775 + " bytes, " + vc.statNumBytesEncoded
|
|
|
776 + " compressed, ratio " + ratio);
|
|
|
777 }
|
|
|
778 }
|
|
|
779
|
|
|
780 if (rfb != null && !rfb.closed())
|
|
|
781 rfb.close();
|
|
65
|
782 // options.dispose();
|
|
60
|
783 clipboard.dispose();
|
|
|
784 if (rec != null)
|
|
|
785 rec.dispose();
|
|
|
786
|
|
|
787 System.exit(0);
|
|
|
788
|
|
|
789 }
|
|
|
790
|
|
|
791 //
|
|
|
792 // fatalError() - print out a fatal error message.
|
|
|
793 // FIXME: Do we really need two versions of the fatalError() method?
|
|
|
794 //
|
|
|
795
|
|
|
796 synchronized public void fatalError(String str) {
|
|
|
797 System.out.println(str);
|
|
|
798 System.exit(1);
|
|
|
799 }
|
|
|
800
|
|
|
801 synchronized public void fatalError(String str, Exception e) {
|
|
|
802
|
|
|
803 if (rfb != null && rfb.closed()) {
|
|
|
804 // Not necessary to show error message if the error was caused
|
|
|
805 // by I/O problems after the rfb.close() method call.
|
|
|
806 System.out.println("RFB thread finished");
|
|
|
807 return;
|
|
|
808 }
|
|
|
809
|
|
|
810 System.out.println(str);
|
|
|
811 e.printStackTrace();
|
|
|
812
|
|
|
813 if (rfb != null)
|
|
|
814 rfb.close();
|
|
|
815
|
|
|
816 System.exit(1);
|
|
|
817
|
|
|
818 }
|
|
|
819
|
|
|
820 //
|
|
|
821 // Show message text and optionally "Relogin" and "Close" buttons.
|
|
|
822 //
|
|
|
823
|
|
|
824 void showMessage(String msg) {
|
|
|
825 vncContainer.removeAll();
|
|
|
826
|
|
|
827 Label errLabel = new Label(msg, Label.CENTER);
|
|
|
828 errLabel.setFont(new Font("Helvetica", Font.PLAIN, 12));
|
|
|
829
|
|
|
830 if (offerRelogin) {
|
|
|
831 /*
|
|
|
832 * Panel gridPanel = new Panel(new GridLayout(0, 1)); Panel
|
|
|
833 * outerPanel = new Panel(new FlowLayout(FlowLayout.LEFT));
|
|
|
834 * outerPanel.add(gridPanel); vncContainer.setLayout(new
|
|
|
835 * FlowLayout(FlowLayout.LEFT, 30, 16));
|
|
|
836 * vncContainer.add(outerPanel); Panel textPanel = new Panel(new
|
|
|
837 * FlowLayout(FlowLayout.CENTER)); textPanel.add(errLabel);
|
|
|
838 * gridPanel.add(textPanel); gridPanel.add(new ReloginPanel(this));
|
|
|
839 */
|
|
|
840 } else {
|
|
|
841 /*
|
|
|
842 * vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 30));
|
|
|
843 * vncContainer.add(errLabel);
|
|
|
844 */
|
|
|
845 }
|
|
|
846
|
|
|
847 }
|
|
|
848
|
|
|
849 //
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|
|
850 // Stop the applet.
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|
|
851 // Main applet thread will terminate on first exception
|
|
|
852 // after seeing that rfbThread has been set to null.
|
|
|
853 //
|
|
|
854
|
|
|
855 public void stop() {
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|
|
856 System.out.println("Stopping applet");
|
|
|
857 rfbThread = null;
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|
|
858 }
|
|
|
859
|
|
|
860 //
|
|
|
861 // This method is called before the applet is destroyed.
|
|
|
862 //
|
|
|
863
|
|
|
864 public void destroy() {
|
|
|
865 System.out.println("Destroying applet");
|
|
|
866
|
|
|
867 vncContainer.removeAll();
|
|
65
|
868 // options.dispose();
|
|
60
|
869 clipboard.dispose();
|
|
|
870 if (rec != null)
|
|
|
871 rec.dispose();
|
|
|
872 if (rfb != null && !rfb.closed())
|
|
|
873 rfb.close();
|
|
|
874 }
|
|
|
875
|
|
|
876 //
|
|
|
877 // Start/stop receiving mouse events.
|
|
|
878 //
|
|
|
879
|
|
|
880 public void enableInput(boolean enable) {
|
|
|
881 vc.enableInput(enable);
|
|
|
882 }
|
|
|
883
|
|
|
884 //
|
|
|
885 // Close application properly on window close event.
|
|
|
886 //
|
|
|
887
|
|
|
888 public void windowClosing(WindowEvent evt) {
|
|
|
889 System.out.println("Closing window");
|
|
|
890 if (rfb != null)
|
|
|
891 disconnect();
|
|
|
892
|
|
|
893 vncContainer.hide();
|
|
|
894
|
|
|
895 }
|
|
|
896
|
|
|
897 //
|
|
|
898 // Ignore window events we're not interested in.
|
|
|
899 //
|
|
|
900
|
|
|
901 public void windowActivated(WindowEvent evt) {
|
|
|
902 }
|
|
|
903
|
|
|
904 public void windowDeactivated(WindowEvent evt) {
|
|
|
905 }
|
|
|
906
|
|
|
907 public void windowOpened(WindowEvent evt) {
|
|
|
908 }
|
|
|
909
|
|
|
910 public void windowClosed(WindowEvent evt) {
|
|
|
911 }
|
|
|
912
|
|
|
913 public void windowIconified(WindowEvent evt) {
|
|
|
914 }
|
|
|
915
|
|
|
916 public void windowDeiconified(WindowEvent evt) {
|
|
|
917 }
|
|
|
918
|
|
|
919 public void setClientSocket(Socket sock) {
|
|
|
920 clientSocket = sock;
|
|
|
921 }
|
|
|
922
|
|
65
|
923 public void start() {
|
|
|
924
|
|
61
|
925 }
|
|
65
|
926
|
|
60
|
927 }
|
