Package ch.ethz.ssh2.packets

Examples of ch.ethz.ssh2.packets.TypesWriter

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   */
  public void mkdir(String dirName, int posixPermissions) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(dirName, charsetName);
    tw.writeUINT32(AttribFlags.SSH_FILEXFER_ATTR_PERMISSIONS);
    tw.writeUINT32(posixPermissions);

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

    expectStatusOKMessage(req_id);
  }
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   */
  public void rm(String fileName) throws IOException
  {
    int req_id = generateNextRequestID();

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

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

    expectStatusOKMessage(req_id);
  }
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   */
  public void rmdir(String dirName) throws IOException
  {
    int req_id = generateNextRequestID();

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

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

    expectStatusOKMessage(req_id);
  }
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   */
  public void mv(String oldPath, String newPath) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(oldPath, charsetName);
    tw.writeString(newPath, charsetName);

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

    expectStatusOKMessage(req_id);
  }
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    return openFile(fileName, SSH_FXF_CREAT | SSH_FXF_TRUNC | SSH_FXF_WRITE, attr);
  }

  private byte[] createAttrs(SFTPv3FileAttributes attr)
  {
    TypesWriter tw = new TypesWriter();

    int attrFlags = 0;

    if (attr == null)
    {
      tw.writeUINT32(0);
    }
    else
    {
      if (attr.size != null)
      {
        attrFlags = attrFlags | AttribFlags.SSH_FILEXFER_ATTR_SIZE;
      }

      if ((attr.uid != null) && (attr.gid != null))
      {
        attrFlags = attrFlags | AttribFlags.SSH_FILEXFER_ATTR_V3_UIDGID;
      }

      if (attr.permissions != null)
      {
        attrFlags = attrFlags | AttribFlags.SSH_FILEXFER_ATTR_PERMISSIONS;
      }

      if ((attr.atime != null) && (attr.mtime != null))
      {
        attrFlags = attrFlags | AttribFlags.SSH_FILEXFER_ATTR_V3_ACMODTIME;
      }

      tw.writeUINT32(attrFlags);

      if (attr.size != null)
      {
        tw.writeUINT64(attr.size);
      }

      if ((attr.uid != null) && (attr.gid != null))
      {
        tw.writeUINT32(attr.uid);
        tw.writeUINT32(attr.gid);
      }

      if (attr.permissions != null)
      {
        tw.writeUINT32(attr.permissions);
      }

      if ((attr.atime != null) && (attr.mtime != null))
      {
        tw.writeUINT32(attr.atime);
        tw.writeUINT32(attr.mtime);
      }
    }

    return tw.getBytes();
  }
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  public SFTPv3FileHandle openFile(String fileName, int flags, SFTPv3FileAttributes attr) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(fileName, charsetName);
    tw.writeUINT32(flags);
    tw.writeBytes(createAttrs(attr));

    log.debug("Sending SSH_FXP_OPEN...");
    sendMessage(Packet.SSH_FXP_OPEN, req_id, tw.getBytes());

    byte[] resp = receiveMessage(34000);

    TypesReader tr = new TypesReader(resp);
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    byte[] buffer;
  }

  private void sendReadRequest(int id, SFTPv3FileHandle handle, long offset, int len) throws IOException
  {
    TypesWriter tw = new TypesWriter();
    tw.writeString(handle.fileHandle, 0, handle.fileHandle.length);
    tw.writeUINT64(offset);
    tw.writeUINT32(len);

    log.debug("Sending SSH_FXP_READ (" + id + ") " + offset + "/" + len);
    sendMessage(Packet.SSH_FXP_READ, id, tw.getBytes());
  }
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    // Send the next write request
    OutstandingStatusRequest req = new OutstandingStatusRequest();
    req.req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(handle.fileHandle, 0, handle.fileHandle.length);
    tw.writeUINT64(fileOffset);
    tw.writeString(src, srcoff, len);

    log.debug("Sending SSH_FXP_WRITE...");
    sendMessage(Packet.SSH_FXP_WRITE, req.req_id, tw.getBytes());

    pendingStatusQueue.put(req.req_id, req);

    // Only read next status if parallelism reached
    while (pendingStatusQueue.size() >= parallelism)
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      {
        DSAPrivateKey pk = (DSAPrivateKey) key;

        byte[] pk_enc = DSASHA1Verify.encodeSSHDSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();

        byte[] H = tm.getSessionIdentifier();

        tw.writeString(H, 0, H.length);
        tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
        tw.writeString(user);
        tw.writeString("ssh-connection");
        tw.writeString("publickey");
        tw.writeBoolean(true);
        tw.writeString("ssh-dss");
        tw.writeString(pk_enc, 0, pk_enc.length);

        byte[] msg = tw.getBytes();

        DSASignature ds = DSASHA1Verify.generateSignature(msg, pk, rnd);

        byte[] ds_enc = DSASHA1Verify.encodeSSHDSASignature(ds);

        PacketUserauthRequestPublicKey ua = new PacketUserauthRequestPublicKey("ssh-connection", user,
            "ssh-dss", pk_enc, ds_enc);
        tm.sendMessage(ua.getPayload());
      }
      else if (key instanceof RSAPrivateKey)
      {
        RSAPrivateKey pk = (RSAPrivateKey) key;

        byte[] pk_enc = RSASHA1Verify.encodeSSHRSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();
        {
          byte[] H = tm.getSessionIdentifier();

          tw.writeString(H, 0, H.length);
          tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
          tw.writeString(user);
          tw.writeString("ssh-connection");
          tw.writeString("publickey");
          tw.writeBoolean(true);
          tw.writeString("ssh-rsa");
          tw.writeString(pk_enc, 0, pk_enc.length);
        }

        byte[] msg = tw.getBytes();

        RSASignature ds = RSASHA1Verify.generateSignature(msg, pk);

        byte[] rsa_sig_enc = RSASHA1Verify.encodeSSHRSASignature(ds);
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      {
        DSAPrivateKey pk = (DSAPrivateKey) key;

        byte[] pk_enc = DSASHA1Verify.encodeSSHDSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();

        byte[] H = tm.getSessionIdentifier();

        tw.writeString(H, 0, H.length);
        tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
        tw.writeString(user);
        tw.writeString("ssh-connection");
        tw.writeString("publickey");
        tw.writeBoolean(true);
        tw.writeString("ssh-dss");
        tw.writeString(pk_enc, 0, pk_enc.length);

        byte[] msg = tw.getBytes();

        DSASignature ds = DSASHA1Verify.generateSignature(msg, pk, rnd);

        byte[] ds_enc = DSASHA1Verify.encodeSSHDSASignature(ds);

        PacketUserauthRequestPublicKey ua = new PacketUserauthRequestPublicKey("ssh-connection", user,
            "ssh-dss", pk_enc, ds_enc);
        tm.sendMessage(ua.getPayload());
      }
      else if (key instanceof RSAPrivateKey)
      {
        RSAPrivateKey pk = (RSAPrivateKey) key;

        byte[] pk_enc = RSASHA1Verify.encodeSSHRSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();
        {
          byte[] H = tm.getSessionIdentifier();

          tw.writeString(H, 0, H.length);
          tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
          tw.writeString(user);
          tw.writeString("ssh-connection");
          tw.writeString("publickey");
          tw.writeBoolean(true);
          tw.writeString("ssh-rsa");
          tw.writeString(pk_enc, 0, pk_enc.length);
        }

        byte[] msg = tw.getBytes();

        RSASignature ds = RSASHA1Verify.generateSignature(msg, pk);

        byte[] rsa_sig_enc = RSASHA1Verify.encodeSSHRSASignature(ds);
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Related Classes of ch.ethz.ssh2.packets.TypesWriter

  • 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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