/**
 * @author mbechler
 *
 */
public class Smb2ReadResponse extends ServerMessageBlock2Response {

    /**
     * 
     */
    public static final int OVERHEAD = Smb2Constants.SMB2_HEADER_LENGTH + 16;

    private int dataRemaining;
    private int dataLength;
    private byte[] outputBuffer;
    private int outputBufferOffset;


    /**
     * @param config
     * @param outputBufferOffset

            off = in.read(buf, 0, 1024);
        } else {
            off = in.readDirect(buf, 0, buf.length);
        }

        if (buf[0] != 5 && buf[1] != 0)
            throw new IOException("Unexpected DCERPC PDU header");

        flags = buf[3] & 0xFF;
        // next read is start of new frag
        isStart = (flags & DCERPC_LAST_FRAG) == DCERPC_LAST_FRAG;

        length = Encdec.dec_uint16le(buf, 8);

        }

        int off = this.handle.recv(buf, 0, buf.length);
        if ( buf[ 0 ] != 5 || buf[ 1 ] != 0 ) {
            throw new IOException("Unexpected DCERPC PDU header");
        }

        int length = Encdec.dec_uint16le(buf, 8);
        if ( length > getMaxRecv() ) {
            throw new IOException("Unexpected fragment length: " + length);
        }

     * 
     * @return the access mask
     */
    int getAccessMask ();


    /**
     * Returns the 'Apply To' text for inheritance of ACEs on
     * directories such as 'This folder, subfolder and files'. For
     * files the text is always 'This object only'.
     * 
     * @return descriptive text for the ACE scope
     */
    String getApplyToText ();


    /**

     * <p>
     * Note that this is different from calling <tt>getSecurity</tt> on a
     * share. There are actually two different ACLs for shares - the ACL on
     * the share and the ACL on the folder being shared.
     * Go to <i>Computer Management</i>
     * &gt; <i>System Tools</i> &gt; <i>Shared Folders</i> &gt; <i>Shares</i> and
     * look at the <i>Properties</i> for a share. You will see two tabs - one

            /*
             * A word about communicating header info to andx smbs
             *
             * This is where we recursively invoke the provided andx smb
             * object to write it's parameter words and bytes to our outgoing
             * array. Incedentally when these andx smbs are created they are not
             * necessarily populated with header data because they're not writing

     * directories such as 'This folder, subfolder and files'. For
     * files the text is always 'This object only'.
     */
    public String getApplyToText() {
        switch (flags & (FLAGS_OBJECT_INHERIT | FLAGS_CONTAINER_INHERIT | FLAGS_INHERIT_ONLY)) {
            case 0x00:
                return "This folder only";
            case 0x03:
                return "This folder, subfolders and files";
            case 0x0B:

     * 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;

    private static final int TMP_BUFFER_SIZE = 256;

    private InputStream in;
    private SessionServicePacket ssp;
    private int tot, bip, n;
    private byte[] header, tmp;

    SocketInputStream( InputStream in ) {
        this.in = in;
        header = new byte[4];
        tmp = new byte[TMP_BUFFER_SIZE];
    }

    public synchronized int read() throws IOException {
        if( read( tmp, 0, 1 ) < 0 ) {