Package ch.ethz.ssh2.packets

Examples of ch.ethz.ssh2.packets.PacketKexDhGexReply

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        srcoff += writeRequestLen;
        len -= writeRequestLen;

        byte[] resp = receiveMessage(34000);

        TypesReader tr = new TypesReader(resp);

        int t = tr.readByte();

        int rep_id = tr.readUINT32();
        if (rep_id != req_id)
          throw new IOException("The server sent an invalid id field.");

        if (t != Packet.SSH_FXP_STATUS)
          throw new IOException("The SFTP server sent an unexpected packet type (" + t + ")");

        int errorCode = tr.readUINT32();

        if (errorCode == ErrorCodes.SSH_FX_OK)
          continue;

        String errorMessage = tr.readString();

        throw new SFTPException(errorMessage, errorCode);
      }
  }
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  private final void closeHandle(byte[] handle) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(handle, 0, handle.length);

    sendMessage(Packet.SSH_FXP_CLOSE, req_id, tw.getBytes());

    expectStatusOKMessage(req_id);
  }
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  {
    checkHandleValidAndOpen(handle);

    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(handle.fileHandle, 0, handle.fileHandle.length);

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_FSTAT...");
      debug.flush();
    }

    sendMessage(Packet.SSH_FXP_FSTAT, req_id, tw.getBytes());

    byte[] resp = receiveMessage(34000);

    if (debug != null)
    {
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  private SFTPv3FileAttributes statBoth(String path, int statMethod) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(path, charsetName);

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_STAT/SSH_FXP_LSTAT...");
      debug.flush();
    }

    sendMessage(statMethod, req_id, tw.getBytes());

    byte[] resp = receiveMessage(34000);

    if (debug != null)
    {
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   */
  public String readLink(String path) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(path, charsetName);

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_READLINK...");
      debug.flush();
    }

    sendMessage(Packet.SSH_FXP_READLINK, req_id, tw.getBytes());

    byte[] resp = receiveMessage(34000);

    if (debug != null)
    {
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   */
  public void setstat(String path, SFTPv3FileAttributes attr) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(path, charsetName);
    tw.writeBytes(createAttrs(attr));

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_SETSTAT...");
      debug.flush();
    }

    sendMessage(Packet.SSH_FXP_SETSTAT, req_id, tw.getBytes());

    expectStatusOKMessage(req_id);
  }
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  {
    checkHandleValidAndOpen(handle);

    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(handle.fileHandle, 0, handle.fileHandle.length);
    tw.writeBytes(createAttrs(attr));

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_FSETSTAT...");
      debug.flush();
    }

    sendMessage(Packet.SSH_FXP_FSETSTAT, req_id, tw.getBytes());

    expectStatusOKMessage(req_id);
  }
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    /* Either I am too stupid to understand the SFTP draft
     * or the OpenSSH guys changed the semantics of src and target.
     */

    TypesWriter tw = new TypesWriter();
    tw.writeString(target, charsetName);
    tw.writeString(src, charsetName);

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_SYMLINK...");
      debug.flush();
    }

    sendMessage(Packet.SSH_FXP_SYMLINK, req_id, tw.getBytes());

    expectStatusOKMessage(req_id);
  }
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   */
  public String canonicalPath(String path) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(path, charsetName);

    if (debug != null)
    {
      debug.println("Sending SSH_FXP_REALPATH...");
      debug.flush();
    }

    sendMessage(Packet.SSH_FXP_REALPATH, req_id, tw.getBytes());

    byte[] resp = receiveMessage(34000);

    if (debug != null)
    {
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        return;
      }

      if (kxs.state == 2)
      {
        PacketKexDhGexReply dhgexrpl = new PacketKexDhGexReply(msg, 0, msglen);

        kxs.hostkey = dhgexrpl.getHostKey();

        if (verifier != null)
        {
          boolean vres = false;

          try
          {
            vres = verifier.verifyServerHostKey(hostname, port, kxs.np.server_host_key_algo, kxs.hostkey);
          }
          catch (Exception e)
          {
            throw (IOException) new IOException(
                "The server hostkey was not accepted by the verifier callback.").initCause(e);
          }

          if (vres == false)
            throw new IOException("The server hostkey was not accepted by the verifier callback");
        }

        kxs.dhgx.setF(dhgexrpl.getF());

        try
        {
          kxs.H = kxs.dhgx.calculateH(csh.getClientString(), csh.getServerString(),
              kxs.localKEX.getPayload(), kxs.remoteKEX.getPayload(), dhgexrpl.getHostKey(),
              kxs.dhgexParameters);
        }
        catch (IllegalArgumentException e)
        {
          throw (IOException) new IOException("KEX error.").initCause(e);
        }

        boolean res = verifySignature(dhgexrpl.getSignature(), kxs.hostkey);

        if (res == false)
          throw new IOException("Hostkey signature sent by remote is wrong!");

        kxs.K = kxs.dhgx.getK();
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Related Classes of ch.ethz.ssh2.packets.PacketKexDhGexReply

  • Basic
  • BasicWithHTTPProxy
  • ch.ethz.ssh2.auth.AuthenticationManager
  • ch.ethz.ssh2.auth.ServerAuthenticationManager
  • ch.ethz.ssh2.channel.ChannelManager
  • ch.ethz.ssh2.channel.LocalAcceptThread
  • ch.ethz.ssh2.Connection
  • ch.ethz.ssh2.ConnectionInfo
  • ch.ethz.ssh2.crypto.cipher.BlockCipher
  • ch.ethz.ssh2.crypto.dh.DhExchange
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