src/com/trilead/ssh2/packets/PacketUserauthRequestNone.java

   1 package com.trilead.ssh2.packets;\r
   2 \r
   3 import java.io.IOException;\r
   4 \r
   5 /**\r
   6  * PacketUserauthRequestPassword.\r
   7  * \r
   8  * @author Christian Plattner, plattner@trilead.com\r
   9  * @version $Id: PacketUserauthRequestNone.java,v 1.1 2007/10/15 12:49:55 cplattne Exp $\r
  10  */\r
  11 public class PacketUserauthRequestNone\r
  12 {\r
  13         byte[] payload;\r
  14 \r
  15         String userName;\r
  16         String serviceName;\r
  17 \r
  18         public PacketUserauthRequestNone(String serviceName, String user)\r
  19         {\r
  20                 this.serviceName = serviceName;\r
  21                 this.userName = user;\r
  22         }\r
  23 \r
  24         public PacketUserauthRequestNone(byte payload[], int off, int len) throws IOException\r
  25         {\r
  26                 this.payload = new byte[len];\r
  27                 System.arraycopy(payload, off, this.payload, 0, len);\r
  28 \r
  29                 TypesReader tr = new TypesReader(payload, off, len);\r
  30 \r
  31                 int packet_type = tr.readByte();\r
  32 \r
  33                 if (packet_type != Packets.SSH_MSG_USERAUTH_REQUEST)\r
  34                         throw new IOException("This is not a SSH_MSG_USERAUTH_REQUEST! (" + packet_type + ")");\r
  35 \r
  36                 userName = tr.readString();\r
  37                 serviceName = tr.readString();\r
  38 \r
  39                 String method = tr.readString();\r
  40 \r
  41                 if (method.equals("none") == false)\r
  42                         throw new IOException("This is not a SSH_MSG_USERAUTH_REQUEST with type none!");\r
  43 \r
  44                 if (tr.remain() != 0)\r
  45                         throw new IOException("Padding in SSH_MSG_USERAUTH_REQUEST packet!");\r
  46         }\r
  47 \r
  48         public byte[] getPayload()\r
  49         {\r
  50                 if (payload == null)\r
  51                 {\r
  52                         TypesWriter tw = new TypesWriter();\r
  53                         tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);\r
  54                         tw.writeString(userName);\r
  55                         tw.writeString(serviceName);\r
  56                         tw.writeString("none");\r
  57                         payload = tw.getBytes();\r
  58                 }\r
  59                 return payload;\r
  60         }\r
  61 }\r