Smb2SessionSetupResponse resp = newResponse();

        byte[] buf = new byte[256];
        int headerStart = 0;
        long expectedSessionId = 0x1122334455667788L;
        buildHeader(buf, headerStart, NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED, 0x0001, expectedSessionId);

        int bodyStart = headerStart + Smb2Constants.SMB2_HEADER_LENGTH;
        byte[] blob = new byte[] { 10, 20, 30, 40, 50 };

            bufferIndex += pad = parameterOffset - (bufferIndex - headerStart);
            System.arraycopy(buffer, bufferIndex, txn_buf, bufParameterStart + parameterDisplacement, parameterCount);
            bufferIndex += parameterCount;
        }
        if (dataCount > 0) {
            bufferIndex += pad1 = dataOffset - (bufferIndex - headerStart);

    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        dataOffset = dstIndex - headerStart + 26; // 26 = off from here to pad

        pad = (dataOffset - headerStart) % 4;
        pad = pad == 0 ? 0 : 4 - pad;
        dataOffset += pad;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);

    protected int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        this.dataOffset = dstIndex - this.headerStart + 26; // 26 = off from here to pad

        this.pad = (this.dataOffset - this.headerStart) % 4;
        this.pad = this.pad == 0 ? 0 : 4 - this.pad;
        this.dataOffset += this.pad;

        SMBUtil.writeInt2(this.fid, dst, dstIndex);

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.smb1;

abstract class SmbComNtTransaction extends SmbComTransaction {

    // relative to headerStart
    private static final int NTT_PRIMARY_SETUP_OFFSET = 69;
    private static final int NTT_SECONDARY_PARAMETER_OFFSET = 51;

    static final int NT_TRANSACT_QUERY_SECURITY_DESC = 6;

    int function;

 * such as security descriptor queries and file change notifications.
 */
public abstract class SmbComNtTransaction extends SmbComTransaction {

    // relative to headerStart
    private static final int NTT_PRIMARY_SETUP_OFFSET = 71;
    private static final int NTT_SECONDARY_PARAMETER_OFFSET = 51;

    /**
     * NT transaction function code for querying security descriptors.

        // For Unicode: 1 byte (initial null in writeBytesWireFormat)
        // + potential 1 byte alignment (in writeString) + fileName.length() * 2 + 2 bytes (terminating nulls)
        // Since headerStart is 0 and dstIndex starts at 1 (after initial null), (1-0)%2=1, so alignment byte added
        // Total: 1 + 1 + 12*2 + 2 = 28 bytes
        byte[] dst = new byte[30]; // Use extra buffer space to avoid index errors