int n;
        if ( ( n = readn(in, buffer, bufferIndex, HEADER_LENGTH) ) != HEADER_LENGTH ) {
            if ( n == -1 ) {
                return -1;
            }
            throw new IOException("unexpected EOF reading netbios session header");
        }
        int t = buffer[ bufferIndex ] & 0xFF;
        return t;
    }

    int type, length;

    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size () {
        return size8(Smb2Constants.SMB2_HEADER_LENGTH + 4);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override

    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size () {
        return size8(Smb2Constants.SMB2_HEADER_LENGTH + 24);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override

import jcifs.internal.util.SMBUtil;


/**
 * @author mbechler
 *
 */
public class Smb2QueryInfoResponse extends ServerMessageBlock2Response {

    public static final int OVERHEAD = Smb2Constants.SMB2_HEADER_LENGTH + 8;

    private byte expectInfoType;
    private byte expectInfoClass;
    private Decodable info;


    /**
     * @param config
     * @param expectInfoType
     * @param expectInfoClass

    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size () {
        int size = Smb2Constants.SMB2_HEADER_LENGTH + 56;
        int dataLength = 0;
        if ( this.inputData != null ) {
            dataLength += this.inputData.size();
        }
        if ( this.outputData != null ) {

    static final int ERROR_CODE_OFFSET = 5;
    static final int FLAGS_OFFSET = 9;
    static final int SIGNATURE_OFFSET = 14;
    static final int TID_OFFSET = 24;
    static final int SMB1_HEADER_LENGTH = 32;

    static final long MILLISECONDS_BETWEEN_1970_AND_1601 = 11644473600000L;

    static final String DEFAULT_OEM_ENCODING = "Cp850";

    static final int FOREVER = -1;

    /**

     * The first 8 bytes of this are placed in the signature field.
     *
     * @param data
     *            The data.
     * @param offset
     *            The starting offset at which the SMB header begins.
     * @param length
     *            The length of the SMB data starting at offset.
     * @param request
     *            request message
     * @param response
     *            response message
     */

 *
 */
public class Smb2WriteRequest extends ServerMessageBlock2Request<Smb2WriteResponse> implements RequestWithFileId {

    /**
     * 
     */
    public static final int OVERHEAD = Smb2Constants.SMB2_HEADER_LENGTH + 48;

    private byte[] data;
    private int dataOffset;
    private int dataLength;

    private byte[] fileId;
    private long offset;
    private int channel;
    private int remainingBytes;

    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size () {
        return size8(Smb2Constants.SMB2_HEADER_LENGTH + 8 + this.path.length() * 2);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override

     * The first 8 bytes of this are placed in the signature field.
     *
     * @param data The data.
     * @param offset The starting offset at which the SMB header begins.
     * @param length The length of the SMB data starting at offset. 
     */
    void sign(byte[] data, int offset, int length,
                ServerMessageBlock request, ServerMessageBlock response) {