* @param offset
     * @param remaining
     * @param b
     * @param off
     * @param len
     * @param andx
     */
    public SmbComWriteAndX ( Configuration config, int fid, long offset, int remaining, byte[] b, int off, int len, ServerMessageBlock andx ) {
        super(config, SMB_COM_WRITE_ANDX, andx);
        this.fid = fid;
        this.offset = offset;
        this.remaining = remaining;
        this.b = b;

        return 0;
    }


    @Override
    protected int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        this.length = SMBUtil.readInt4(buffer, bufferIndex);
        return 4;
    }


    @Override
    protected int readDataWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        int start = bufferIndex;

public interface PacConstants {

    static final int PAC_VERSION = 0;

    static final int LOGON_INFO = 1;
    static final int CREDENTIAL_TYPE = 2;
    static final int SERVER_CHECKSUM = 6;
    static final int PRIVSVR_CHECKSUM = 7;

    static final int CLIENT_NAME_TYPE = 0xA;
    static final int CONSTRAINT_DELEGATIION_TYPE = 0xB;
    static final int CLIENT_UPN_TYPE = 0xC;
    static final int CLIENT_CLAIMS_TYPE = 0xD;

    }

    int writeSetupWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int writeParametersWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int writeDataWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int readSetupWireFormat( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }

    @Override
    protected int writeParametersWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int writeDataWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }


    @Override

	} ShareInfo0;

	typedef struct {
		int count;
		[size_is(count)] ShareInfo0 *array;
	} ShareInfoCtr0;

	typedef struct {
		[string] wchar_t *netname;
		int type;
		[string] wchar_t *remark;
	} ShareInfo1;

	typedef struct {
		int count;
		[size_is(count)] ShareInfo1 *array;
	} ShareInfoCtr1;

	typedef struct {
		[string] wchar_t *netname;
		int type;
		[string] wchar_t *remark;

        return 0;
    }


    @Override
    protected int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }


    @Override
    protected int readDataWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }


    @Override
    public String toString () {

    /**
    * Indicates that 128-bit encryption is supported.
    */
    public static final int NTLMSSP_NEGOTIATE_128 = 0x20000000;

    public static final int NTLMSSP_NEGOTIATE_KEY_EXCH = 0x40000000;

    /**
    * Indicates that 56-bit encryption is supported.
    */
    public static final int NTLMSSP_NEGOTIATE_56 = 0x80000000;

 */

    public static void hexdump( PrintStream ps, byte[] src, int srcIndex, int length ) {
        if( length == 0 ) {
            return;
        }

        int s = length % 16;
        int r = ( s == 0 ) ? length / 16 : length / 16 + 1;
        char[] c = new char[r * (74 + NL_LENGTH)];
        char[] d = new char[16];
        int i;
        int si = 0;
        int ci = 0;

        do {
            toHexChars( si, c, ci, 5 );

  private static final int CRC32C_GENERATOR = 0x1EDC6F41; // 0x11EDC6F41
  private static final int CRC32C_GENERATOR_FLIPPED = Integer.reverse(CRC32C_GENERATOR);

  public void testCrc32cByteTable() {
    // See Hacker's Delight 2nd Edition, Figure 14-7.
    int[] expected = new int[256];
    for (int i = 0; i < expected.length; i++) {
      int crc = i;
      for (int j = 7; j >= 0; j--) {