KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > ch > ethz > ssh2 > packets > PacketKexDhGexGroup


1 package ch.ethz.ssh2.packets;
2
3 import java.io.IOException JavaDoc;
4
5 import java.math.BigInteger JavaDoc;
6
7 /**
8  * PacketKexDhGexGroup.
9  *
10  * @author Christian Plattner, plattner@inf.ethz.ch
11  * @version $Id: PacketKexDhGexGroup.java,v 1.2 2005/08/24 17:54:09 cplattne Exp $
12  */
13 public class PacketKexDhGexGroup
14 {
15     byte[] payload;
16
17     BigInteger JavaDoc p;
18     BigInteger JavaDoc g;
19
20     public PacketKexDhGexGroup(byte payload[], int off, int len) throws IOException JavaDoc
21     {
22         this.payload = new byte[len];
23         System.arraycopy(payload, off, this.payload, 0, len);
24
25         TypesReader tr = new TypesReader(payload, off, len);
26
27         int packet_type = tr.readByte();
28
29         if (packet_type != Packets.SSH_MSG_KEX_DH_GEX_GROUP)
30             throw new IllegalArgumentException JavaDoc(
31                     "This is not a SSH_MSG_KEX_DH_GEX_GROUP! (" + packet_type
32                             + ")");
33
34         p = tr.readMPINT();
35         g = tr.readMPINT();
36
37         if (tr.remain() != 0)
38             throw new IOException JavaDoc("PADDING IN SSH_MSG_KEX_DH_GEX_GROUP!");
39     }
40
41     public BigInteger JavaDoc getG()
42     {
43         return g;
44     }
45
46     public BigInteger JavaDoc getP()
47     {
48         return p;
49     }
50 }
51
Popular Tags