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annotate src/ch/ethz/ssh2/transport/ClientTransportManager.java @ 273:91a31873c42a ganymed

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author Carl Byington <carl@five-ten-sg.com>
date Fri, 18 Jul 2014 11:21:46 -0700
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children ca5dd224a87b
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1 package ch.ethz.ssh2.transport;
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2
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3 import java.io.IOException;
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4 import java.net.InetSocketAddress;
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5 import java.net.Socket;
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6 import java.security.SecureRandom;
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7
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8 import ch.ethz.ssh2.DHGexParameters;
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9 import ch.ethz.ssh2.ServerHostKeyVerifier;
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10 import ch.ethz.ssh2.crypto.CryptoWishList;
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11
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12 /**
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13 * @version $Id: ClientTransportManager.java 151 2014-04-28 10:03:39Z dkocher@sudo.ch $
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14 */
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15 public class ClientTransportManager extends TransportManager {
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16
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17 private final Socket sock;
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18
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19 public ClientTransportManager(final Socket socket) {
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20 super(socket);
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21 this.sock = socket;
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22 }
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23
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24 public void setTcpNoDelay(boolean state) throws IOException {
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25 sock.setTcpNoDelay(state);
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26 }
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28 public void setSoTimeout(int timeout) throws IOException {
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29 sock.setSoTimeout(timeout);
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30 }
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31
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32 public void connect(String hostname, int port, String softwareversion, CryptoWishList cwl,
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33 ServerHostKeyVerifier verifier, DHGexParameters dhgex, int connectTimeout, SecureRandom rnd)
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34 throws IOException {
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35 // Establish the TCP connection to the SSH-2 server
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36 this.connect(hostname, port, connectTimeout);
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38 // Parse the server line and say hello - important: this information is later needed for the
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39 // key exchange (to stop man-in-the-middle attacks) - that is why we wrap it into an object
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40 // for later use.
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41
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42 ClientServerHello csh = ClientServerHello.clientHello(softwareversion, sock.getInputStream(),
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43 sock.getOutputStream());
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44
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45 TransportConnection tc = new TransportConnection(sock.getInputStream(), sock.getOutputStream(), rnd);
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47 KexManager km = new ClientKexManager(this, csh, cwl, hostname, port, verifier, rnd);
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48 super.init(tc, km);
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49
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50 km.initiateKEX(cwl, dhgex, null, null);
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51
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52 this.startReceiver();
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53 }
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54
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55 protected void connect(String hostname, int port, int connectTimeout)
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56 throws IOException {
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57 sock.connect(new InetSocketAddress(hostname, port), connectTimeout);
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58 }
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59 }