Mercurial > hg > Members > nobuyasu > tightVNCProxy
annotate src/myVncProxy/MyRfbProto.java @ 186:00e031baf065
merge
| author | Yu Taninari <you@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 07 Nov 2011 12:48:16 +0900 |
| parents | 134deb9f8148 1f583d6e0d1a |
| children | e7cc8bcf261d |
| rev | line source |
|---|---|
| 24 | 1 package myVncProxy; |
| 54 | 2 |
| 88 | 3 import static org.junit.Assert.*; |
| 4 | |
| 25 | 5 import java.awt.Graphics; |
| 6 import java.awt.Image; | |
| 7 import java.awt.image.BufferedImage; | |
| 8 import java.io.BufferedOutputStream; | |
| 15 | 9 import java.io.BufferedReader; |
| 25 | 10 import java.io.ByteArrayInputStream; |
| 11 import java.io.ByteArrayOutputStream; | |
| 10 | 12 import java.io.IOException; |
| 43 | 13 import java.io.InputStream; |
| 15 | 14 import java.io.InputStreamReader; |
| 23 | 15 import java.net.BindException; |
| 10 | 16 import java.net.ServerSocket; |
| 17 import java.net.Socket; | |
| 90 | 18 import java.nio.ByteBuffer; |
| 93 | 19 import java.util.Iterator; |
| 10 | 20 import java.util.LinkedList; |
| 21 | |
| 25 | 22 import javax.imageio.ImageIO; |
| 23 | |
| 88 | 24 import org.junit.Test; |
| 25 | |
| 54 | 26 import myVncProxy.MulticastQueue.Client; |
| 27 | |
| 40 | 28 import java.util.concurrent.ExecutorService; |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
29 import java.util.concurrent.atomic.AtomicInteger; |
| 80 | 30 import java.util.zip.DataFormatException; |
| 31 import java.util.zip.Deflater; | |
| 32 import java.util.zip.Inflater; | |
| 40 | 33 import java.io.OutputStream; |
| 10 | 34 |
| 88 | 35 public |
| 107 | 36 class MyRfbProto extends RfbProto { |
| 154 | 37 final static String versionMsg_3_855 = "RFB 003.855\n"; |
| 65 | 38 /** |
| 154 | 39 * CheckMillis is one of new msgType for RFB 3.855. |
| 65 | 40 */ |
| 90 | 41 final static byte SpeedCheckMillis = 4; |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
42 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
43 // Secyrity type of OS X |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
44 final static int SecTypeReqAccess = 32; |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
45 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
46 // Supported authentication types |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
47 final static int AuthAccess = 32; |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
48 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
49 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
50 |
| 83 | 51 private static final int INFLATE_BUFSIZE = 1024*100; |
| 65 | 52 boolean printStatusFlag = false; |
| 53 long startCheckTime; | |
| 18 | 54 private int messageType; |
| 55 private int rectangles; | |
| 23 | 56 private int rectX; |
| 57 private int rectY; | |
| 58 private int rectW; | |
| 59 private int rectH; | |
| 18 | 60 private int encoding; |
| 27 | 61 private int zLen; |
| 104 | 62 private boolean clicomp = false; |
| 18 | 63 |
| 23 | 64 private ServerSocket servSock; |
| 144 | 65 protected int acceptPort; |
| 184 | 66 //private byte initData[]; |
| 67 byte initData[]; | |
| 54 | 68 private LinkedList<Socket> cliListTmp; |
| 69 private LinkedList<Socket> cliList; | |
| 27 | 70 boolean createBimgFlag; |
| 155 | 71 boolean proxyFlag = true; |
| 54 | 72 |
| 40 | 73 ExecutorService executor; |
| 54 | 74 |
| 25 | 75 byte[] pngBytes; |
| 54 | 76 |
| 102 | 77 // private MulticastQueue<LinkedList<ByteBuffer>> multicastqueue = new MostRecentMultiCast<LinkedList<ByteBuffer>>(10); |
| 78 private MulticastQueue<LinkedList<ByteBuffer>> multicastqueue = new MulticastQueue<LinkedList<ByteBuffer>>(); | |
| 80 | 79 private int clients = 0; |
|
81
9109273b96dc
consume too much memory
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
80
diff
changeset
|
80 private Inflater inflater = new Inflater(); |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
81 private Deflater deflater = new Deflater(); |
| 130 | 82 private CreateThread geth; |
| 162 | 83 // private Thread requestThread; |
| 84 private RequestScreenThread rThread; | |
| 85 private Thread requestThread; | |
| 130 | 86 |
| 88 | 87 public |
| 88 MyRfbProto() throws IOException { | |
| 89 } | |
| 90 | |
| 54 | 91 MyRfbProto(String h, int p, VncViewer v) throws IOException { |
| 10 | 92 super(h, p, v); |
| 162 | 93 |
| 94 rThread = new RequestScreenThread(this); | |
| 95 requestThread = new Thread(rThread); | |
| 96 // requestThread = new Thread(new RequestScreenThread(this)); | |
| 10 | 97 } |
| 98 | |
| 130 | 99 MyRfbProto(String h, int p, CreateThread geth) throws IOException { |
| 128 | 100 super(h, p); |
| 130 | 101 this.geth = geth; |
| 155 | 102 proxyFlag = true; |
| 162 | 103 |
| 104 rThread = new RequestScreenThread(this); | |
| 105 requestThread = new Thread(rThread); | |
| 106 // requestThread = new Thread(new RequestScreenThread(this)); | |
| 128 | 107 } |
| 130 | 108 |
| 13 | 109 MyRfbProto(String h, int p) throws IOException { |
| 110 super(h, p); | |
| 162 | 111 |
| 112 rThread = new RequestScreenThread(this); | |
| 113 requestThread = new Thread(rThread); | |
| 114 // requestThread = new Thread(new RequestScreenThread(this)); | |
| 13 | 115 } |
| 162 | 116 |
| 44 | 117 // over write |
| 43 | 118 void writeVersionMsg() throws IOException { |
| 119 clientMajor = 3; | |
| 154 | 120 if (serverMinor == 855) { |
| 121 clientMinor = 855; | |
| 122 os.write(versionMsg_3_855.getBytes()); | |
| 43 | 123 } else if (serverMajor > 3 || serverMinor >= 8) { |
| 124 clientMinor = 8; | |
| 125 os.write(versionMsg_3_8.getBytes()); | |
| 126 } else if (serverMinor >= 7) { | |
| 127 clientMinor = 7; | |
| 128 os.write(versionMsg_3_7.getBytes()); | |
| 129 } else { | |
| 130 clientMinor = 3; | |
| 131 os.write(versionMsg_3_3.getBytes()); | |
| 132 } | |
| 133 protocolTightVNC = false; | |
| 134 initCapabilities(); | |
| 135 } | |
| 136 | |
| 54 | 137 void initServSock(int port) throws IOException { |
| 10 | 138 servSock = new ServerSocket(port); |
| 23 | 139 acceptPort = port; |
| 10 | 140 } |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
141 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
142 void authenticationRequestAccess() throws IOException { |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
143 |
|
181
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
144 byte[] headBuf = new byte[2]; |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
145 is.read(headBuf); |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
146 if(headBuf[1] == 2) { |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
147 byte[] b = new byte[258]; |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
148 is.read(b); |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
149 |
|
181
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
150 byte[] outBuf = new byte[256]; |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
151 os.write(outBuf); |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
152 os.flush(); |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
153 }else if(headBuf[1] == 23) { |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
154 byte[] b = new byte[130]; |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
155 is.read(b); |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
156 byte[] outBuf = new byte[192]; |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
157 os.write(outBuf); |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
158 os.flush(); |
|
f0dc6e6e85dc
modify MyRfbProto.java : method authneticationRequestAccess()
e085711
parents:
180
diff
changeset
|
159 } |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
160 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
161 int result = readU32(); |
| 180 | 162 if(result != 0) { |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
163 System.out.println("faild authentication "); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
164 throw new IOException(); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
165 } |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
166 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
167 } |
| 54 | 168 |
| 153 | 169 /* |
| 170 * default port number is 5999. | |
| 171 */ | |
| 80 | 172 void selectPort(int p) { |
| 144 | 173 if(servSock != null ) return ; |
| 80 | 174 int port = p; |
| 54 | 175 while (true) { |
| 176 try { | |
| 80 | 177 initServSock(port); |
| 23 | 178 break; |
| 54 | 179 } catch (BindException e) { |
| 80 | 180 port++; |
| 23 | 181 continue; |
| 54 | 182 } catch (IOException e) { |
| 10 | 183 |
| 23 | 184 } |
| 185 } | |
| 80 | 186 System.out.println("accept port = " + port); |
| 23 | 187 } |
| 54 | 188 |
| 189 int getAcceptPort() { | |
| 23 | 190 return acceptPort; |
| 191 } | |
| 54 | 192 |
| 10 | 193 void setSoTimeout(int num) throws IOException { |
| 194 servSock.setSoTimeout(num); | |
| 195 } | |
| 54 | 196 |
| 10 | 197 Socket accept() throws IOException { |
| 198 return servSock.accept(); | |
| 199 } | |
| 200 | |
| 54 | 201 void addSock(Socket sock) { |
| 10 | 202 cliList.add(sock); |
| 203 } | |
| 54 | 204 |
| 205 void addSockTmp(Socket sock) { | |
| 206 System.out.println("connected " + sock.getInetAddress()); | |
| 27 | 207 cliListTmp.add(sock); |
| 208 } | |
| 54 | 209 |
| 10 | 210 boolean markSupported() { |
| 211 return is.markSupported(); | |
| 212 } | |
| 54 | 213 |
| 10 | 214 void readServerInit() throws IOException { |
| 54 | 215 |
| 78 | 216 is.mark(255); |
| 10 | 217 skipBytes(20); |
| 218 int nlen = readU32(); | |
| 54 | 219 int blen = 20 + 4 + nlen; |
| 10 | 220 initData = new byte[blen]; |
| 78 | 221 is.reset(); |
| 10 | 222 |
| 78 | 223 is.mark(blen); |
| 10 | 224 readFully(initData); |
| 78 | 225 is.reset(); |
| 54 | 226 |
| 10 | 227 framebufferWidth = readU16(); |
| 228 framebufferHeight = readU16(); | |
| 229 bitsPerPixel = readU8(); | |
| 230 depth = readU8(); | |
| 231 bigEndian = (readU8() != 0); | |
| 232 trueColour = (readU8() != 0); | |
| 233 redMax = readU16(); | |
| 234 greenMax = readU16(); | |
| 235 blueMax = readU16(); | |
| 236 redShift = readU8(); | |
| 237 greenShift = readU8(); | |
| 238 blueShift = readU8(); | |
| 239 byte[] pad = new byte[3]; | |
| 240 readFully(pad); | |
| 241 int nameLength = readU32(); | |
| 242 byte[] name = new byte[nameLength]; | |
| 243 readFully(name); | |
| 244 desktopName = new String(name); | |
| 245 | |
| 246 // Read interaction capabilities (TightVNC protocol extensions) | |
| 247 if (protocolTightVNC) { | |
| 248 int nServerMessageTypes = readU16(); | |
| 249 int nClientMessageTypes = readU16(); | |
| 250 int nEncodingTypes = readU16(); | |
| 251 readU16(); | |
| 252 readCapabilityList(serverMsgCaps, nServerMessageTypes); | |
| 253 readCapabilityList(clientMsgCaps, nClientMessageTypes); | |
| 254 readCapabilityList(encodingCaps, nEncodingTypes); | |
| 255 } | |
| 256 | |
| 257 inNormalProtocol = true; | |
| 258 } | |
| 259 | |
| 54 | 260 void sendRfbVersion(OutputStream os) throws IOException { |
| 138 | 261 // os.write(versionMsg_3_8.getBytes()); |
| 154 | 262 os.write(versionMsg_3_855.getBytes()); |
| 43 | 263 } |
| 54 | 264 |
| 155 | 265 int readVersionMsg(InputStream is, OutputStream os) throws IOException { |
| 45 | 266 |
| 267 byte[] b = new byte[12]; | |
| 268 | |
| 269 is.read(b); | |
| 270 | |
| 271 if ((b[0] != 'R') || (b[1] != 'F') || (b[2] != 'B') || (b[3] != ' ') | |
| 272 || (b[4] < '0') || (b[4] > '9') || (b[5] < '0') || (b[5] > '9') | |
| 273 || (b[6] < '0') || (b[6] > '9') || (b[7] != '.') | |
| 274 || (b[8] < '0') || (b[8] > '9') || (b[9] < '0') || (b[9] > '9') | |
| 275 || (b[10] < '0') || (b[10] > '9') || (b[11] != '\n')) { | |
| 276 throw new IOException("Host " + host + " port " + port | |
| 277 + " is not an RFB server"); | |
| 278 } | |
| 279 | |
| 155 | 280 int rfbMajor = (b[4] - '0') * 100 + (b[5] - '0') * 10 + (b[6] - '0'); |
| 281 int rfbMinor = (b[8] - '0') * 100 + (b[9] - '0') * 10 + (b[10] - '0'); | |
| 45 | 282 |
| 155 | 283 if (rfbMajor < 3) { |
| 45 | 284 throw new IOException( |
| 141 | 285 "RFB server does not support protocol version 3"); |
| 54 | 286 } |
| 287 | |
| 155 | 288 if (rfbMinor == 855) { |
| 289 sendProxyFlag(os); | |
| 290 if(proxyFlag)sendPortNumber(os); | |
| 130 | 291 } |
| 155 | 292 return rfbMinor; |
| 293 } | |
| 294 void sendProxyFlag(OutputStream os) throws IOException { | |
| 295 if(proxyFlag) os.write(1); | |
| 296 else os.write(0); | |
| 297 } | |
| 298 | |
| 299 boolean readProxyFlag() throws IOException{ | |
| 300 int flag = readU8(); | |
| 301 if(flag == 1) | |
| 302 return true; | |
| 303 else | |
| 304 return false; | |
| 130 | 305 } |
| 306 | |
| 131 | 307 void sendPortNumber(OutputStream os) throws IOException { |
| 130 | 308 byte[] b = new byte[4]; |
| 309 b = castIntByte(geth.port); | |
| 310 os.write(b); | |
| 54 | 311 } |
| 312 | |
| 43 | 313 void sendSecurityType(OutputStream os) throws IOException { |
| 314 // number-of-security-types | |
| 315 os.write(1); | |
| 54 | 316 // security-types |
| 43 | 317 // 1:None |
| 318 os.write(1); | |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
319 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
320 /* |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
321 os.write(4); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
322 os.write(30); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
323 os.write(31); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
324 os.write(32); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
325 os.write(35); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
326 os.flush(); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
327 */ |
| 43 | 328 } |
| 54 | 329 |
|
46
11da7dacbc1a
modify MyRfbProto.java and acceptThread.java add readSecType
e085711
parents:
45
diff
changeset
|
330 void readSecType(InputStream is) throws IOException { |
|
11da7dacbc1a
modify MyRfbProto.java and acceptThread.java add readSecType
e085711
parents:
45
diff
changeset
|
331 byte[] b = new byte[1]; |
|
11da7dacbc1a
modify MyRfbProto.java and acceptThread.java add readSecType
e085711
parents:
45
diff
changeset
|
332 is.read(b); |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
333 } |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
334 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
335 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
336 void readSecType(InputStream is, OutputStream os) throws IOException { |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
337 byte[] b = new byte[1]; |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
338 is.read(b); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
339 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
340 int count = 260; |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
341 int[] data = {0, 2, 0, -128, -1, -1, -1, -1, -1, -1, -1, -1, -55, 15, -38, -94, 33, 104, -62, 52, -60, -58, 98, -117, -128, -36, 28, -47, 41, 2, 78, 8, -118, 103, -52, 116, 2, 11, -66, -90, 59, 19, -101, 34, 81, 74, 8, 121, -114, 52, 4, -35, -17, -107, 25, -77, -51, 58, 67, 27, 48, 43, 10, 109, -14, 95, 20, 55, 79, -31, 53, 109, 109, 81, -62, 69, -28, -123, -75, 118, 98, 94, 126, -58, -12, 76, 66, -23, -90, 55, -19, 107, 11, -1, 92, -74, -12, 6, -73, -19, -18, 56, 107, -5, 90, -119, -97, -91, -82, -97, 36, 17, 124, 75, 31, -26, 73, 40, 102, 81, -20, -26, 83, -127, -1, -1, -1, -1, -1, -1, -1, -1, -111, 73, -29, 30, 57, -67, -75, -77, -49, -50, -99, -76, -80, -80, 14, 65, 57, -105, -103, -54, -102, 3, 39, -44, 39, 35, 118, -84, -64, 37, -117, -21, 89, -31, -68, 70, 5, 122, -92, -119, 9, 121, 63, -112, -60, 122, -46, -69, -36, 92, -103, -92, 74, 92, -73, 87, 120, -8, 116, -47, 111, 20, -41, 110, 122, -3, -94, 14, 42, -51, -59, 48, -54, -125, 117, 60, 77, -52, -31, 98, 32, -2, -102, -15, -29, 58, -14, -106, -116, -32, -86, 50, -32, -16, -3, -123, 87, 88, -118, 10, 120, -107, -37, 125, -110, 59, 87, 93, -24, 124, -99, 18, 78, -13, -49, -34, -24, -27, 1, 114, -67, -98, -56, -3, 85, -67, -126, 77}; |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
342 for(int i=0; i<count; i++ ) { |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
343 os.write((byte)data[i]); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
344 os.flush(); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
345 } |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
346 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
347 byte[] c = new byte[256]; |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
348 is.read(c); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
349 |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
350 System.out.println(new String(c)); |
|
46
11da7dacbc1a
modify MyRfbProto.java and acceptThread.java add readSecType
e085711
parents:
45
diff
changeset
|
351 |
|
11da7dacbc1a
modify MyRfbProto.java and acceptThread.java add readSecType
e085711
parents:
45
diff
changeset
|
352 } |
| 54 | 353 |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
354 |
|
47
b2bf4e44504a
modify MyRfbProto.java and acceptThread.java , add sendSecResult
e085711
parents:
46
diff
changeset
|
355 void sendSecResult(OutputStream os) throws IOException { |
|
b2bf4e44504a
modify MyRfbProto.java and acceptThread.java , add sendSecResult
e085711
parents:
46
diff
changeset
|
356 byte[] b = castIntByte(0); |
|
b2bf4e44504a
modify MyRfbProto.java and acceptThread.java , add sendSecResult
e085711
parents:
46
diff
changeset
|
357 os.write(b); |
|
b2bf4e44504a
modify MyRfbProto.java and acceptThread.java , add sendSecResult
e085711
parents:
46
diff
changeset
|
358 } |
| 54 | 359 |
| 43 | 360 void readClientInit(InputStream in) throws IOException { |
| 361 byte[] b = new byte[0]; | |
| 362 in.read(b); | |
| 363 } | |
| 54 | 364 |
| 365 void sendInitData(OutputStream os) throws IOException { | |
| 366 os.write(initData); | |
| 10 | 367 } |
| 368 | |
| 54 | 369 |
| 370 void sendPngImage() { | |
| 371 try { | |
| 372 for (Socket cli : cliListTmp) { | |
| 373 try { | |
| 27 | 374 sendPngData(cli); |
| 375 addSock(cli); | |
| 54 | 376 } catch (IOException e) { |
| 27 | 377 // if socket closed |
| 378 cliListTmp.remove(cli); | |
| 379 } | |
| 380 } | |
| 54 | 381 // System.out.println("cliSize="+cliSize()); |
| 382 } catch (Exception e) { | |
| 27 | 383 } |
| 384 cliListTmp.clear(); | |
| 385 } | |
| 386 | |
| 15 | 387 boolean ready() throws IOException { |
| 388 BufferedReader br = new BufferedReader(new InputStreamReader(is)); | |
| 389 return br.ready(); | |
| 54 | 390 } |
| 10 | 391 |
| 54 | 392 int cliSize() { |
| 10 | 393 return cliList.size(); |
| 54 | 394 } |
| 395 | |
| 396 void printNumBytesRead() { | |
| 397 System.out.println("numBytesRead=" + numBytesRead); | |
| 398 } | |
| 399 | |
| 400 | |
| 61 | 401 |
| 54 | 402 void regiFramebufferUpdate() throws IOException { |
| 78 | 403 is.mark(20); |
| 80 | 404 messageType = readU8(); // 0 |
| 405 skipBytes(1); // 1 | |
| 406 rectangles = readU16(); // 2 | |
| 407 rectX = readU16(); // 4 | |
| 408 rectY = readU16(); // 6 | |
| 409 rectW = readU16(); // 8 | |
| 410 rectH = readU16(); // 10 | |
| 411 encoding = readU32(); // 12 | |
| 122 | 412 // System.out.println("encoding = "+encoding); |
| 107 | 413 if (encoding == EncodingZRLE|| encoding==EncodingZRLEE||encoding==EncodingZlib) |
| 27 | 414 zLen = readU32(); |
| 80 | 415 else |
| 416 zLen = 0; | |
| 78 | 417 is.reset(); |
| 104 | 418 |
| 15 | 419 } |
| 54 | 420 |
| 61 | 421 int checkAndMark() throws IOException { |
| 422 int dataLen; | |
| 54 | 423 switch (encoding) { |
| 23 | 424 case RfbProto.EncodingRaw: |
| 39 | 425 dataLen = rectW * rectH * 4 + 16; |
| 130 | 426 // is.mark(dataLen); |
| 23 | 427 break; |
| 67 | 428 case RfbProto.EncodingCopyRect: |
| 429 dataLen = 16 + 4; | |
| 130 | 430 // is.mark(dataLen); |
| 67 | 431 break; |
| 432 case RfbProto.EncodingRRE: | |
| 433 case RfbProto.EncodingCoRRE: | |
| 434 case RfbProto.EncodingHextile: | |
| 80 | 435 case RfbProto.EncodingTight: |
| 436 dataLen = zLen + 20; | |
| 130 | 437 // is.mark(dataLen); |
| 80 | 438 break; |
| 67 | 439 case RfbProto.EncodingZlib: |
| 27 | 440 case RfbProto.EncodingZRLE: |
| 107 | 441 case RfbProto.EncodingZRLEE: |
| 54 | 442 dataLen = zLen + 20; |
| 156 | 443 // is.mark(dataLen); |
| 78 | 444 break; |
| 445 case RfbProto.EncodingXCursor: | |
| 446 case RfbProto.EncodingRichCursor: | |
| 447 int pixArray = rectW * rectH * 4; | |
| 448 int u8Array = (int)Math.floor((rectW + 7)/8) * rectH; | |
| 449 dataLen = pixArray + u8Array; | |
| 450 printFramebufferUpdate(); | |
| 130 | 451 // is.mark(dataLen); |
| 27 | 452 break; |
| 23 | 453 default: |
| 61 | 454 dataLen = 1000000; |
| 130 | 455 // is.mark(dataLen); |
| 54 | 456 } |
| 61 | 457 return dataLen; |
| 458 } | |
| 65 | 459 |
| 460 | |
|
81
9109273b96dc
consume too much memory
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
80
diff
changeset
|
461 void sendDataToClient() throws Exception { |
| 61 | 462 regiFramebufferUpdate(); |
| 183 | 463 printFramebufferUpdate(); |
| 61 | 464 int dataLen = checkAndMark(); |
| 465 readSendData(dataLen); | |
| 23 | 466 } |
| 54 | 467 |
| 468 BufferedImage createBufferedImage(Image img) { | |
| 469 BufferedImage bimg = new BufferedImage(img.getWidth(null), | |
| 470 img.getHeight(null), BufferedImage.TYPE_INT_RGB); | |
| 27 | 471 |
| 25 | 472 Graphics g = bimg.getGraphics(); |
| 473 g.drawImage(img, 0, 0, null); | |
| 474 g.dispose(); | |
| 475 return bimg; | |
| 476 } | |
| 477 | |
| 54 | 478 void createPngBytes(BufferedImage bimg) throws IOException { |
| 479 pngBytes = getImageBytes(bimg, "png"); | |
| 25 | 480 } |
| 54 | 481 |
| 482 byte[] getBytes(BufferedImage img) throws IOException { | |
| 25 | 483 byte[] b = getImageBytes(img, "png"); |
| 484 return b; | |
| 485 } | |
| 54 | 486 |
| 487 byte[] getImageBytes(BufferedImage image, String imageFormat) | |
| 488 throws IOException { | |
| 25 | 489 ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| 490 BufferedOutputStream os = new BufferedOutputStream(bos); | |
| 491 image.flush(); | |
| 492 ImageIO.write(image, imageFormat, os); | |
| 493 os.flush(); | |
| 494 os.close(); | |
| 495 return bos.toByteArray(); | |
| 496 } | |
| 497 | |
| 54 | 498 void sendPngData(Socket sock) throws IOException { |
| 26 | 499 byte[] dataLength = castIntByte(pngBytes.length); |
| 500 sock.getOutputStream().write(dataLength); | |
| 25 | 501 sock.getOutputStream().write(pngBytes); |
| 502 } | |
| 54 | 503 |
| 504 byte[] castIntByte(int len) { | |
| 26 | 505 byte[] b = new byte[4]; |
| 54 | 506 b[0] = (byte) ((len >>> 24) & 0xFF); |
| 507 b[1] = (byte) ((len >>> 16) & 0xFF); | |
| 508 b[2] = (byte) ((len >>> 8) & 0xFF); | |
| 509 b[3] = (byte) ((len >>> 0) & 0xFF); | |
| 26 | 510 return b; |
| 511 } | |
| 54 | 512 |
| 513 BufferedImage createBimg() throws IOException { | |
| 25 | 514 BufferedImage bimg = ImageIO.read(new ByteArrayInputStream(pngBytes)); |
| 515 return bimg; | |
| 516 } | |
| 104 | 517 |
| 54 | 518 void printFramebufferUpdate() { |
| 519 | |
| 18 | 520 System.out.println("messageType=" + messageType); |
| 54 | 521 System.out.println("rectangles=" + rectangles); |
| 18 | 522 System.out.println("encoding=" + encoding); |
| 78 | 523 System.out.println("rectX = "+rectX+": rectY = "+rectY); |
| 524 System.out.println("rectW = "+rectW+": rectH = "+rectH); | |
| 54 | 525 switch (encoding) { |
| 23 | 526 case RfbProto.EncodingRaw: |
| 54 | 527 System.out.println("rectW * rectH * 4 + 16 =" + rectW * rectH * 4 |
| 528 + 16); | |
| 23 | 529 break; |
| 530 default: | |
| 531 } | |
| 18 | 532 } |
| 130 | 533 int returnMsgtype() { |
| 534 return messageType; | |
| 535 } | |
| 536 | |
| 65 | 537 |
| 77 | 538 void readSpeedCheck() throws IOException { |
| 539 byte[] b = new byte[1]; | |
| 65 | 540 readFully(b); |
| 541 } | |
| 542 | |
| 77 | 543 void startSpeedCheck() { |
| 90 | 544 ByteBuffer b = ByteBuffer.allocate(10); |
| 545 b.put((byte)SpeedCheckMillis); | |
| 546 b.flip(); | |
| 66 | 547 startCheckTime = System.currentTimeMillis(); |
| 548 System.out.println("startChckTime = "+ startCheckTime); | |
| 90 | 549 LinkedList<ByteBuffer>bufs = new LinkedList<ByteBuffer>(); |
| 84 | 550 bufs.add(b); |
| 551 multicastqueue.put(bufs); | |
| 65 | 552 } |
| 553 | |
| 77 | 554 void endSpeedCheck() { |
| 65 | 555 long accTime = System.currentTimeMillis(); |
| 556 long time = accTime - startCheckTime; | |
| 557 System.out.println("checkMillis: " + time); | |
| 558 } | |
| 559 | |
| 560 | |
| 561 synchronized void changeStatusFlag() { | |
| 562 printStatusFlag = true; | |
| 563 } | |
| 564 | |
| 565 void printMills() { | |
| 566 if(printStatusFlag) { | |
| 567 | |
| 568 changeStatusFlag(); | |
| 569 } else { | |
| 570 changeStatusFlag(); | |
| 571 } | |
| 572 } | |
| 87 | 573 |
| 574 void speedCheckMillis() { | |
| 575 Runnable stdin = new Runnable() { | |
| 576 public void run() { | |
| 577 int c; | |
| 578 try { | |
| 579 while( (c = System.in.read()) != -1 ) { | |
| 580 switch(c) { | |
| 581 case 's': | |
| 582 break; | |
| 583 default: | |
| 584 startSpeedCheck(); | |
| 585 break; | |
| 586 } | |
| 587 } | |
| 588 }catch(IOException e){ | |
| 589 System.out.println(e); | |
| 590 } | |
| 591 } | |
| 592 }; | |
| 593 | |
| 594 new Thread(stdin).start(); | |
| 595 } | |
| 162 | 596 |
| 597 void requestThreadStart() { | |
| 598 requestThread.start(); | |
| 599 } | |
| 600 | |
| 184 | 601 |
| 162 | 602 public synchronized void requestThreadNotify() { |
| 603 rThread.reStart(); | |
| 604 } | |
| 605 | |
| 86 | 606 |
| 87 | 607 /** |
| 608 * gzip byte arrays | |
| 609 * @param deflater | |
| 610 * @param inputs | |
| 611 * byte data[] | |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
612 * @param inputIndex |
| 87 | 613 * @param outputs |
| 614 * byte data[] | |
| 615 * @return byte length in last byte array | |
| 616 * @throws IOException | |
| 617 */ | |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
618 public int zip(Deflater deflater,LinkedList<ByteBuffer> inputs, int inputIndex, LinkedList<ByteBuffer> outputs) throws IOException { |
| 102 | 619 int len = 0; |
|
98
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
620 ByteBuffer c1= ByteBuffer.allocate(INFLATE_BUFSIZE); |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
621 while(inputIndex < inputs.size() ) { |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
622 ByteBuffer b1 = inputs.get(inputIndex++); |
|
98
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
623 deflater.setInput(b1.array(),b1.position(),b1.remaining()); |
| 106 | 624 /** |
| 625 * If we finish() stream and reset() it, Deflater start new gzip stream, this makes continuous zlib reader unhappy. | |
| 626 * if we remove finish(), Deflater.deflate() never flushes its output. The original zlib deflate has flush flag. I'm pretty | |
| 627 * sure this a kind of bug of Java library. | |
| 628 */ | |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
629 if (inputIndex==inputs.size()) |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
630 deflater.finish(); |
| 106 | 631 int len1 = 0; |
| 86 | 632 do { |
| 106 | 633 len1 = deflater.deflate(c1.array(),c1.position(),c1.remaining()); |
| 102 | 634 if (len1>0) { |
| 635 len += len1; | |
| 636 c1.position(c1.position()+len1); | |
| 637 if (c1.remaining()==0) { | |
| 638 c1.flip(); outputs.addLast(c1); | |
| 639 c1 = ByteBuffer.allocate(INFLATE_BUFSIZE); | |
| 640 } | |
| 86 | 641 } |
| 106 | 642 } while (len1 >0 || !deflater.needsInput()); // &&!deflater.finished()); |
|
98
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
643 } |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
644 if (c1.position()!=0) { |
| 102 | 645 c1.flip(); outputs.addLast(c1); |
|
98
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
646 } |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
647 deflater.reset(); |
| 90 | 648 return len; |
| 86 | 649 } |
| 87 | 650 |
| 651 /** | |
| 652 * gunzip byte arrays | |
| 653 * @param inflater | |
| 654 * @param inputs | |
| 655 * byte data[] | |
| 656 * @param outputs | |
| 657 * byte data[] | |
| 91 | 658 *@return number of total bytes |
| 87 | 659 * @throws IOException |
| 660 */ | |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
661 public int unzip(Inflater inflater, LinkedList<ByteBuffer> inputs, int inputIndex, LinkedList<ByteBuffer> outputs,int bufSize) |
| 88 | 662 throws DataFormatException { |
| 102 | 663 int len=0; |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
664 ByteBuffer buf = ByteBuffer.allocate(bufSize); |
|
98
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
665 while (inputIndex < inputs.size()) { |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
666 ByteBuffer input = inputs.get(inputIndex++); |
| 102 | 667 inflater.setInput(input.array(),input.position(),input.limit()); |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
668 // if (inputIndex==inputs.size()) if inflater/deflater has symmetry, we need this |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
669 // inflater.end(); but this won't work |
| 88 | 670 do { |
| 102 | 671 int len0 = inflater.inflate(buf.array(),buf.position(),buf.remaining()); |
| 672 if (len0>0) { | |
| 673 buf.position(buf.position()+len0); | |
| 674 len += len0; | |
| 675 if (buf.remaining()==0) { | |
| 676 buf.flip(); | |
| 677 outputs.addLast(buf); | |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
678 buf = ByteBuffer.allocate(bufSize); |
| 102 | 679 } |
| 91 | 680 } |
| 102 | 681 } while (!inflater.needsInput()); |
|
98
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
682 } |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
683 if (buf.position()!=0) { |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
684 buf.flip(); |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
685 outputs.addLast(buf); |
|
3db7ac2b10f7
JUnit test passed, but VNC stopped.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
97
diff
changeset
|
686 } |
| 90 | 687 return len; |
| 86 | 688 } |
| 156 | 689 |
| 65 | 690 |
| 156 | 691 float maxMag = 1; |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
692 /** |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
693 * send data to clients |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
694 * @param dataLen |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
695 * @throws IOException |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
696 * @throws DataFormatException |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
697 * |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
698 * Zlibed packet is compressed in context dependent way, that is, it have to send from the beginning. But this is |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
699 * impossible. So we have to compress it again for each clients. Separate deflater for each clients is necessary. |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
700 * |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
701 * Java's deflater does not support flush. This means to get the result, we have to finish the compression. Reseting |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
702 * start new compression, but it is not accepted well in zlib continuous reading. So we need new Encoding ZRLEE |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
703 * which reset decoder for each packet. ZRLEE can be invisible from user, but it have to be implemented in the clients. |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
704 * ZRLEE compression is not context dependent, so no recompression is necessary. |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
705 */ |
| 86 | 706 void readSendData(int dataLen) throws IOException, DataFormatException { |
| 90 | 707 LinkedList<ByteBuffer>bufs = new LinkedList<ByteBuffer>(); |
| 708 ByteBuffer header = ByteBuffer.allocate(16); | |
| 709 readFully(header.array(),0,16); | |
| 710 header.limit(16); | |
| 711 if (header.get(0)==RfbProto.FramebufferUpdate) { | |
| 712 int encoding = header.getInt(12); | |
| 107 | 713 if (encoding==RfbProto.EncodingZRLE||encoding==RfbProto.EncodingZlib) { // ZRLEE is already recompressed |
| 90 | 714 ByteBuffer len = ByteBuffer.allocate(4); |
| 715 readFully(len.array(),0,4); len.limit(4); | |
| 716 ByteBuffer inputData = ByteBuffer.allocate(dataLen-20); | |
| 151 | 717 |
| 718 startTiming(); | |
| 90 | 719 readFully(inputData.array(),0,inputData.capacity()); inputData.limit(dataLen-20); |
| 151 | 720 stopTiming(); |
| 721 | |
| 90 | 722 LinkedList<ByteBuffer>inputs = new LinkedList<ByteBuffer>(); |
| 88 | 723 inputs.add(inputData); |
| 107 | 724 |
| 725 header.putInt(12, RfbProto.EncodingZRLEE); // means recompress every time | |
| 726 // using new Deflecter every time is incompatible with the protocol, clients have to be modified. | |
| 727 Deflater nDeflater = deflater; // new Deflater(); | |
| 728 LinkedList<ByteBuffer> out = new LinkedList<ByteBuffer>(); | |
| 729 unzip(inflater, inputs, 0 , out, INFLATE_BUFSIZE); | |
| 730 // dump32(inputs); | |
| 731 int len2 = zip(nDeflater, out, 0, bufs); | |
| 732 ByteBuffer blen = ByteBuffer.allocate(4); blen.putInt(len2); blen.flip(); | |
| 733 bufs.addFirst(blen); | |
| 734 | |
| 87 | 735 bufs.addFirst(header); |
| 86 | 736 multicastqueue.put(bufs); |
| 156 | 737 // is.reset(); |
| 130 | 738 |
| 156 | 739 /* |
| 740 System.out.println("ZRLE = "+dataLen); | |
| 741 System.out.println("ZRLEE = "+(len2+20)); | |
| 742 float mag = (float)dataLen / (float)(len2 + 20); | |
| 743 System.out.println("ZRLE / ZRLEE = "+ mag); | |
| 744 if(mag > maxMag) maxMag = mag; | |
| 745 System.out.println("maxMag = "+maxMag); | |
| 746 */ | |
| 86 | 747 return ; |
| 748 } | |
| 87 | 749 bufs.add(header); |
| 750 if (dataLen>16) { | |
| 90 | 751 ByteBuffer b = ByteBuffer.allocate(dataLen-16); |
| 156 | 752 startTiming(); |
| 90 | 753 readFully(b.array(),0,dataLen-16); b.limit(dataLen-16); |
| 156 | 754 stopTiming(); |
| 87 | 755 bufs.add(b); |
| 756 } | |
| 86 | 757 multicastqueue.put(bufs); |
| 135 | 758 // is.reset(); |
| 759 return ; | |
| 130 | 760 } |
| 761 is.reset(); | |
| 86 | 762 |
| 763 // It may be compressed. We can inflate here to avoid repeating clients decompressing here, | |
| 764 // but it may generate too many large data. It is better to do it in each client. | |
| 765 // But we have do inflation for all input data, so we have to do it here. | |
| 766 } | |
| 43 | 767 |
| 71 | 768 void newClient(AcceptThread acceptThread, final Socket newCli, |
| 54 | 769 final OutputStream os, final InputStream is) throws IOException { |
| 770 // createBimgFlag = true; | |
| 771 // rfb.addSockTmp(newCli); | |
| 772 // addSock(newCli); | |
| 112 | 773 final int myId = clients; |
| 90 | 774 final Client <LinkedList<ByteBuffer>> c = multicastqueue.newClient(); |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
775 final AtomicInteger writerRunning = new AtomicInteger(); |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
776 writerRunning.set(1); |
| 112 | 777 /** |
| 778 * Timeout thread. If a client is suspended, it has top of queue indefinitely, which caused memory | |
| 779 * overflow. After the timeout, we poll the queue and discard it. Start long wait if writer is running. | |
| 780 */ | |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
781 final Runnable timer = new Runnable() { |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
782 public void run() { |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
783 int count = 0; |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
784 for(;;) { |
| 114 | 785 long timeout = 30000/8; |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
786 try { |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
787 synchronized(this) { |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
788 int state,flag; |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
789 writerRunning.set(0); |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
790 wait(timeout); |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
791 flag = 0; |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
792 while((state=writerRunning.get())==0) { |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
793 c.poll(); // discard, should be timeout |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
794 count++; |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
795 if (flag==0) { |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
796 System.out.println("Discarding "+myId + " count="+ count); flag = 1; |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
797 } |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
798 wait(10); // if this is too short, writer cannot take the poll, if this is too long, memory will overflow... |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
799 } |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
800 if (flag==1) System.out.println("Resuming "+myId + " count="+count); |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
801 if (state!=1) { |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
802 System.out.println("Client died "+myId); |
|
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
803 break; |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
804 } |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
805 } |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
806 } catch (InterruptedException e) { |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
807 } |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
808 } |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
809 } |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
810 }; |
|
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
811 new Thread(timer).start(); |
| 112 | 812 /** |
| 813 * discard all incoming from clients | |
| 814 */ | |
| 102 | 815 final Runnable reader = new Runnable() { |
| 816 public void run() { | |
| 817 byte b[] = new byte[4096]; | |
| 818 for(;;) { | |
| 819 try { | |
| 820 int c = is.read(b); | |
| 821 if (c<=0) throw new IOException(); | |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
822 // System.out.println("client read "+c); |
| 102 | 823 } catch (IOException e) { |
| 824 try { | |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
825 writerRunning.set(2); |
| 102 | 826 os.close(); |
| 827 is.close(); | |
| 828 } catch (IOException e1) { | |
| 829 } | |
| 830 return; | |
| 831 } | |
| 832 } | |
| 833 } | |
| 834 }; | |
| 112 | 835 /** |
| 836 * send packets to a client | |
| 837 */ | |
| 54 | 838 Runnable sender = new Runnable() { |
| 839 public void run() { | |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
840 writerRunning.set(1); |
| 54 | 841 try { |
|
166
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
842 requestThreadNotify(); |
|
3c055da4d050
add authenticate AuthAccess
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
162
diff
changeset
|
843 |
| 65 | 844 /** |
| 845 * initial connection of RFB protocol | |
| 846 */ | |
| 54 | 847 sendRfbVersion(os); |
| 131 | 848 // readVersionMsg(is); |
| 155 | 849 int rfbMinor = readVersionMsg(is,os); |
| 54 | 850 sendSecurityType(os); |
| 851 readSecType(is); | |
| 852 sendSecResult(os); | |
| 853 readClientInit(is); | |
| 854 sendInitData(os); | |
| 112 | 855 new Thread(reader).start(); // discard incoming packet here after. |
| 162 | 856 // writeFramebufferUpdateRequest(0,0, framebufferWidth, framebufferHeight, false ); |
| 54 | 857 for (;;) { |
| 90 | 858 LinkedList<ByteBuffer> bufs = c.poll(); |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
859 int inputIndex = 0; |
|
109
3f73ebf918bd
add time out to avoid memory overlow caused by suspended clients.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
107
diff
changeset
|
860 ByteBuffer header = bufs.get(inputIndex); |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
861 if (header==null) continue; |
| 90 | 862 if (header.get(0)==RfbProto.FramebufferUpdate) { |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
863 // System.out.println("client "+ myId); |
| 87 | 864 } |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
865 writeToClient(os, bufs, inputIndex); |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
866 writerRunning.set(1); // yes my client is awaking. |
| 54 | 867 } |
| 868 } catch (IOException e) { | |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
869 try { |
|
113
8424f64dd736
time out and discarding. kill time out thread after client death.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
112
diff
changeset
|
870 writerRunning.set(2); |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
871 os.close(); |
|
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
872 } catch (IOException e1) { |
|
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
873 } |
| 87 | 874 /* if socket closed cliList.remove(newCli); */ |
| 54 | 875 } |
| 876 } | |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
877 |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
878 public void writeToClient(final OutputStream os, |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
879 LinkedList<ByteBuffer> bufs, int inputIndex) |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
880 throws IOException { |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
881 while(inputIndex < bufs.size()) { |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
882 ByteBuffer b = bufs.get(inputIndex++); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
883 os.write(b.array(), b.position(), b.limit()); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
884 } |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
885 os.flush(); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
886 } |
| 54 | 887 }; |
| 80 | 888 clients++; |
| 54 | 889 new Thread(sender).start(); |
| 890 | |
| 891 } | |
| 66 | 892 |
| 893 | |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
894 public void dump32(LinkedList<ByteBuffer>bufs) { |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
895 int len =0; |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
896 for(ByteBuffer b: bufs) len += b.remaining(); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
897 ByteBuffer top = bufs.getFirst(); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
898 ByteBuffer end = bufs.getLast(); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
899 System.err.println("length: "+len); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
900 System.err.print("head 0: "); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
901 for(int i = 0; i<16 && i < top.remaining(); i++) { |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
902 System.err.print(" "+ top.get(i)); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
903 } |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
904 System.err.print("tail 0: "); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
905 for(int i = 0; i<16 && i < end.remaining(); i++) { |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
906 System.err.print(" "+end.get(i)); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
907 } |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
908 System.err.println(); |
|
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
909 } |
| 88 | 910 |
| 911 @Test | |
| 912 public void test1() { | |
| 913 try { | |
| 90 | 914 LinkedList<ByteBuffer> in = new LinkedList<ByteBuffer>(); |
| 915 LinkedList<ByteBuffer> out = new LinkedList<ByteBuffer>(); | |
| 916 LinkedList<ByteBuffer> out2 = new LinkedList<ByteBuffer>(); | |
| 107 | 917 // if (false) { |
| 918 // for(int i=0;i<10;i++) { | |
| 919 // in.add(ByteBuffer.wrap("test1".getBytes())); | |
| 920 // in.add(ByteBuffer.wrap("test2".getBytes())); | |
| 921 // in.add(ByteBuffer.wrap("test3".getBytes())); | |
| 922 // in.add(ByteBuffer.wrap("test44".getBytes())); | |
| 923 // } | |
| 924 // } else | |
| 925 { | |
| 106 | 926 String t = ""; |
| 927 for(int i=0;i<10;i++) { | |
| 928 t += "test1"; | |
| 929 t += "test2"; | |
| 930 t += "test3"; | |
| 931 t += "test44"; | |
| 932 } | |
| 933 in.add(ByteBuffer.wrap(t.getBytes())); | |
| 934 } | |
| 935 | |
| 92 | 936 LinkedList<ByteBuffer> in1 = clone(in); |
| 90 | 937 |
| 88 | 938 Deflater deflater = new Deflater(); |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
939 zip(deflater,in,0,out); |
| 92 | 940 // LinkedList<ByteBuffer> out3 = clone(out); zipped result is depend on deflator's state |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
941 unzip(inflater, out, 0,out2, INFLATE_BUFSIZE); |
| 106 | 942 // inflater.reset(); |
| 92 | 943 equalByteBuffers(in1, out2); |
| 944 LinkedList<ByteBuffer> out4 = new LinkedList<ByteBuffer>(); | |
| 104 | 945 deflater = new Deflater(); |
|
96
f0790bcf000d
fix concurrent modification
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
95
diff
changeset
|
946 zip(deflater,out2,0,out4); |
| 92 | 947 LinkedList<ByteBuffer> out5 = new LinkedList<ByteBuffer>(); |
|
105
e166c3cad2b8
new Defleter is working with fixed TightVNC clients
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
104
diff
changeset
|
948 unzip(inflater,out4,0, out5, INFLATE_BUFSIZE); |
|
99
0c5762c3a8dd
Test and VNC not working... Memory Overflow...
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
98
diff
changeset
|
949 int len = equalByteBuffers(in1,out5); |
| 92 | 950 |
|
99
0c5762c3a8dd
Test and VNC not working... Memory Overflow...
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
98
diff
changeset
|
951 System.out.println("Test Ok. "+len); |
| 88 | 952 } catch (Exception e) { |
| 953 assertEquals(0,1); | |
| 954 } | |
| 955 } | |
| 956 | |
| 92 | 957 private LinkedList<ByteBuffer> clone(LinkedList<ByteBuffer> in) { |
| 958 LinkedList<ByteBuffer> copy = new LinkedList<ByteBuffer>(); | |
| 959 for(ByteBuffer b: in) { | |
| 960 ByteBuffer c = b.duplicate(); | |
| 961 copy.add(c); | |
| 962 } | |
| 963 return copy; | |
| 964 } | |
| 965 | |
| 93 | 966 |
| 967 | |
|
99
0c5762c3a8dd
Test and VNC not working... Memory Overflow...
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
98
diff
changeset
|
968 public int equalByteBuffers(LinkedList<ByteBuffer> in, |
| 92 | 969 LinkedList<ByteBuffer> out2) { |
|
99
0c5762c3a8dd
Test and VNC not working... Memory Overflow...
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
98
diff
changeset
|
970 int len = 0; |
| 93 | 971 Iterable<Byte> i = byteBufferIterator(in); |
| 972 Iterator<Byte> o = byteBufferIterator(out2).iterator(); | |
| 973 | |
| 974 for(int b: i) { | |
|
99
0c5762c3a8dd
Test and VNC not working... Memory Overflow...
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
98
diff
changeset
|
975 len ++; |
| 93 | 976 if (o.hasNext()) { |
| 977 int c = o.next(); | |
| 978 assertEquals(b,c); | |
| 979 } else | |
| 980 assertEquals(0,1); | |
| 981 } | |
| 104 | 982 if (o.hasNext()) |
| 983 assertEquals(0,1); | |
| 93 | 984 // System.out.println(); |
|
99
0c5762c3a8dd
Test and VNC not working... Memory Overflow...
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
98
diff
changeset
|
985 return len; |
| 93 | 986 } |
| 987 | |
| 988 private Iterable<Byte> byteBufferIterator(final LinkedList<ByteBuffer> in) { | |
| 989 return new Iterable<Byte>() { | |
| 990 public Iterator<Byte> iterator() { | |
| 991 return new Iterator<Byte>() { | |
| 992 int bytes = 0; | |
| 993 int buffers = 0; | |
| 994 public boolean hasNext() { | |
| 104 | 995 for(;;) { |
| 996 if (buffers>=in.size()) return false; | |
| 997 ByteBuffer b = in.get(buffers); | |
| 998 if (! (bytes<b.remaining())) { | |
| 999 buffers ++; bytes=0; | |
| 1000 } else return true; | |
| 1001 } | |
| 92 | 1002 } |
| 93 | 1003 public Byte next() { |
| 104 | 1004 ByteBuffer bf =in.get(buffers); |
| 93 | 1005 byte b = bf.get(bytes++); |
| 1006 if (bf.remaining()<=bytes) { | |
| 1007 buffers++; | |
| 1008 bytes = 0; | |
| 1009 } | |
| 1010 // System.out.print(b); | |
| 1011 return b; | |
| 1012 } | |
| 1013 public void remove() { | |
| 1014 } | |
| 1015 }; | |
| 92 | 1016 } |
| 93 | 1017 }; |
| 92 | 1018 } |
| 1019 | |
| 54 | 1020 } |
| 66 | 1021 |
| 1022 |