source: branches/2.2/jabberit_messenger/java_source/src/nu/fw/jeti/plugins/filetransfer/socks5/jsocks/ProxyMessage.java @ 3102

Revision 3102, 3.2 KB checked in by amuller, 14 years ago (diff)

Ticket #986 - Efetuado merge para o Branch 2.2( atualizacao do modulo)

  • Property svn:executable set to *
Line 
1package nu.fw.jeti.plugins.filetransfer.socks5.jsocks;
2
3import java.io.IOException;
4import java.io.InputStream;
5import java.io.OutputStream;
6import java.io.DataInputStream;
7import java.net.InetAddress;
8import java.net.UnknownHostException;
9
10/**
11 Abstract class which describes SOCKS4/5 response/request.
12*/
13public abstract class ProxyMessage{
14   /** Host as an IP address */
15   public InetAddress ip=null;
16   /** SOCKS version, or version of the response for SOCKS4*/
17   public int version;
18   /** Port field of the request/response*/
19   public int port;
20   /** Request/response code as an int*/
21   public int command;
22   /** Host as string.*/
23   public String host=null;
24   /** User field for SOCKS4 request messages*/
25   public String user=null;
26
27   ProxyMessage(int command,InetAddress ip,int port){
28      this.command = command;
29      this.ip      = ip;
30      this.port    = port;
31   }
32
33   ProxyMessage(){
34   }
35
36
37   /**
38     Initialises Message from the stream. Reads server response from
39     given stream.
40     @param in Input stream to read response from.
41     @throws SocksException If server response code is not SOCKS_SUCCESS(0), or
42     if any error with protocol occurs.
43     @throws IOException If any error happens with I/O.
44   */
45   public abstract void read(InputStream in)
46                                    throws SocksException,
47                                           IOException;
48
49
50   /**
51     Initialises Message from the stream. Reads server response or client
52     request from given stream.
53     
54     @param in Input stream to read response from.
55     @param clinetMode If true read server response, else read client request.
56     @throws SocksException If server response code is not SOCKS_SUCCESS(0) and
57     reading in client mode, or if any error with protocol occurs.
58     @throws IOException If any error happens with I/O.
59   */
60   public abstract void read(InputStream in,boolean client_mode)
61                                    throws SocksException,
62                                           IOException;
63
64
65   /**
66    Writes the message to the stream.
67    @param out Output stream to which message should be written.
68   */
69   public abstract void write(OutputStream out)throws SocksException,
70                                             IOException;
71
72   /**
73    Get the Address field of this message as InetAddress object.
74    @return Host address or null, if one can't be determined.
75   */
76   public InetAddress getInetAddress() throws UnknownHostException{
77     return ip;
78   }
79
80
81   /**
82    Get string representaion of this message.
83    @return string representation of this message.
84   */
85   public String toString(){
86      return
87      "Proxy Message:\n"+
88      "Version:"+ version+"\n"+
89      "Command:"+ command+"\n"+
90      "IP:     "+ ip+"\n"+
91      "Port:   "+ port+"\n"+
92      "User:   "+ user+"\n" ;
93   }
94
95//Package methods
96//////////////////
97
98   static final String bytes2IPV4(byte[] addr,int offset){
99      String hostName = ""+(addr[offset] & 0xFF);
100      for(int i = offset+1;i<offset+4;++i)
101        hostName+="."+(addr[i] & 0xFF);
102      return hostName;
103   }
104
105   static final String bytes2IPV6(byte[] addr,int offset){
106     //Have no idea how they look like!
107     return null;
108   }
109
110}
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