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annotate app/src/main/java/net/sourceforge/jsocks/ProxyMessage.java @ 483:84bab82d1f58

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extract certificate from jks keystore
author Carl Byington <carl@five-ten-sg.com>
date Mon, 01 Jun 2020 15:47:47 -0700
parents d29cce60f393
children
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1 package net.sourceforge.jsocks;
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2
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3 import java.io.IOException;
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4 import java.io.InputStream;
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5 import java.io.OutputStream;
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6 import java.io.DataInputStream;
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7 import java.net.InetAddress;
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8 import java.net.UnknownHostException;
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9
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10 /**
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11 Abstract class which describes SOCKS4/5 response/request.
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12 */
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13 public abstract class ProxyMessage{
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14 /** Host as an IP address */
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15 public InetAddress ip=null;
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16 /** SOCKS version, or version of the response for SOCKS4*/
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17 public int version;
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18 /** Port field of the request/response*/
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19 public int port;
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20 /** Request/response code as an int*/
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21 public int command;
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22 /** Host as string.*/
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23 public String host=null;
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24 /** User field for SOCKS4 request messages*/
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25 public String user=null;
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26
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27 ProxyMessage(int command,InetAddress ip,int port){
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28 this.command = command;
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29 this.ip = ip;
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30 this.port = port;
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31 }
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32
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33 ProxyMessage(){
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34 }
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35
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36
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37 /**
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38 Initialises Message from the stream. Reads server response from
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39 given stream.
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40 @param in Input stream to read response from.
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41 @throws SocksException If server response code is not SOCKS_SUCCESS(0), or
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42 if any error with protocol occurs.
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43 @throws IOException If any error happens with I/O.
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44 */
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45 public abstract void read(InputStream in)
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46 throws SocksException,
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47 IOException;
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48
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49
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50 /**
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51 Initialises Message from the stream. Reads server response or client
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52 request from given stream.
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53
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54 @param in Input stream to read response from.
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55 @param clinetMode If true read server response, else read client request.
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56 @throws SocksException If server response code is not SOCKS_SUCCESS(0) and
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57 reading in client mode, or if any error with protocol occurs.
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58 @throws IOException If any error happens with I/O.
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59 */
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60 public abstract void read(InputStream in,boolean client_mode)
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61 throws SocksException,
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62 IOException;
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63
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64
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65 /**
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66 Writes the message to the stream.
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67 @param out Output stream to which message should be written.
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68 */
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69 public abstract void write(OutputStream out)throws SocksException,
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70 IOException;
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71
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72 /**
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73 Get the Address field of this message as InetAddress object.
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74 @return Host address or null, if one can't be determined.
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75 */
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76 public InetAddress getInetAddress() throws UnknownHostException{
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77 return ip;
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78 }
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79
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80
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81 /**
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82 Get string representaion of this message.
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83 @return string representation of this message.
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84 */
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85 public String toString(){
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86 return
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87 "Proxy Message:\n"+
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88 "Version:"+ version+"\n"+
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89 "Command:"+ command+"\n"+
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90 "IP: "+ ip+"\n"+
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91 "Port: "+ port+"\n"+
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92 "User: "+ user+"\n" ;
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93 }
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94
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95 //Package methods
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96 //////////////////
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97
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98 static final String bytes2IPV4(byte[] addr,int offset){
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99 String hostName = ""+(addr[offset] & 0xFF);
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100 for(int i = offset+1;i<offset+4;++i)
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101 hostName+="."+(addr[i] & 0xFF);
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102 return hostName;
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103 }
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104
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105 static final String bytes2IPV6(byte[] addr,int offset){
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106 //Have no idea how they look like!
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107 return null;
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108 }
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109
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110 }