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1 import java.io.BufferedReader;
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2 import java.io.IOException;
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3 import java.io.InputStreamReader;
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4 import java.net.ServerSocket;
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5 import java.net.Socket;
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6 import java.util.LinkedList;
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7
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8
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9 class MyRfbProto extends RfbProto {
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10
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18
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11 private int messageType;
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12 private int rectangles;
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13 private int encoding;
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14
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15 private ServerSocket servSock;
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16 private byte initData[];
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17 private LinkedList <Socket> cliList;
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18
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13
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19 MyRfbProto(String h, int p, VncViewer v ) throws IOException {
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20 super(h, p, v);
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21 cliList = new LinkedList <Socket>();
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22 }
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23
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13
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24 MyRfbProto(String h, int p) throws IOException {
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25 super(h, p);
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26 cliList = new LinkedList <Socket>();
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27 }
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28
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29
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30 void initServSock(int port) throws IOException{
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31 servSock = new ServerSocket(port);
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32 }
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33
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34 void setSoTimeout(int num) throws IOException {
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35 servSock.setSoTimeout(num);
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36 }
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37
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38 Socket accept() throws IOException {
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39 return servSock.accept();
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40 }
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41
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42 void addSock(Socket sock){
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43 cliList.add(sock);
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44 }
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45
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46 void mark(int len) throws IOException {
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47 is.mark(len);
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48 }
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49
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50 void reset() throws IOException {
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51 is.reset();
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52 }
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53
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54 boolean markSupported() {
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55 return is.markSupported();
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56 }
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57
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58 void readServerInit() throws IOException {
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59
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60 mark(255);
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61 skipBytes(20);
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62 int nlen = readU32();
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63 int blen = 20+4+nlen;
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64 initData = new byte[blen];
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65 reset();
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66
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67 mark(blen);
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68 readFully(initData);
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69 reset();
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70
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71 framebufferWidth = readU16();
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72 framebufferHeight = readU16();
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73 bitsPerPixel = readU8();
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74 depth = readU8();
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75 bigEndian = (readU8() != 0);
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76 trueColour = (readU8() != 0);
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77 redMax = readU16();
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78 greenMax = readU16();
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79 blueMax = readU16();
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80 redShift = readU8();
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81 greenShift = readU8();
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82 blueShift = readU8();
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83 byte[] pad = new byte[3];
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84 readFully(pad);
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85 int nameLength = readU32();
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86 byte[] name = new byte[nameLength];
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87 readFully(name);
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88 desktopName = new String(name);
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89
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90 // Read interaction capabilities (TightVNC protocol extensions)
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91 if (protocolTightVNC) {
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92 int nServerMessageTypes = readU16();
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93 int nClientMessageTypes = readU16();
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94 int nEncodingTypes = readU16();
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95 readU16();
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96 readCapabilityList(serverMsgCaps, nServerMessageTypes);
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97 readCapabilityList(clientMsgCaps, nClientMessageTypes);
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98 readCapabilityList(encodingCaps, nEncodingTypes);
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99 }
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100
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101 inNormalProtocol = true;
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102 }
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103
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104 void sendInitData(Socket sock) throws IOException{
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105 sock.getOutputStream().write(initData);
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106 }
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107
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108 // void sendData(byte b[]) throws IOException{
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109 void sendData(byte b[]){
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110 try{
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111 for(Socket cli : cliList){
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112 try{
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113 cli.getOutputStream().write(b, 0, b.length);
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114 }catch(IOException e){
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115 // if socket closed
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116 // cliList.remove(cli);
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117 cliList.remove(cli);
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118 }
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119 }
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120 System.out.println("cliSize="+cliSize());
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121 }catch(Exception e){
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122 System.out.println("cliSize 0");
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123 }
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124 }
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125 boolean ready() throws IOException {
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126 BufferedReader br = new BufferedReader(new InputStreamReader(is));
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127 return br.ready();
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128 }
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129
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130 int cliSize(){
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131 return cliList.size();
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132 }
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133 void printNumBytesRead(){
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134 System.out.println("numBytesRead="+numBytesRead);
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135 }
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136 void bufResetSend(int size) throws IOException {
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137 reset();
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138 int len = size;
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139 if(available() < size )
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140 len = available();
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141 byte buffer[] = new byte[len];
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142 readFully(buffer);
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143 sendData(buffer);
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144 }
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18
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145 void regiFramebufferUpdate()throws IOException{
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146 mark(16);
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147 messageType = readU8();
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148 skipBytes(1);
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149 rectangles = readU16();
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150 skipBytes(8);
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151 encoding = readU32();
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152 reset();
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15
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153 }
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18
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154 void printFramebufferUpdate(){
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155
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156 System.out.println("messageType=" + messageType);
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157 System.out.println("rectangles="+rectangles);
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158 System.out.println("encoding=" + encoding);
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159 }
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15
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160
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10
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161
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162 }
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