final int start = dstIndex;

        while (pad-- > 0) {
            dst[dstIndex] = (byte) 0xEE;
            dstIndex++;
        }
        System.arraycopy(b, off, dst, dstIndex, dataLength);
        dstIndex += dataLength;

        return dstIndex - start;
    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {

    }

    private static byte[] subArray(byte[] src, int offset, int length) {
        byte[] dst = new byte[length];
        System.arraycopy(src, offset, dst, 0, length);
        return dst;
    }

        final String[] roles = new String[roles1.length + roles2.length];

        if (roles1.length > 0) {
            System.arraycopy(roles1, 0, roles, 0, roles1.length);
        }
        if (roles2.length > 0) {
            System.arraycopy(roles2, 0, roles, roles1.length, roles2.length);
        }

        final List<SuggestItem> items = new ArrayList<>(fields.length);
        try {

        dstIndex += 2;

        SMBUtil.writeInt4(52, dst, dstIndex); // DataLength
        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write lease V2 data (52 bytes total)

        dstIndex += 8;
        SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, offsetOffset);

        dstIndex += pad8(dstIndex);

        if (this.token != null) {
            System.arraycopy(this.token, 0, dst, dstIndex, this.token.length);
            dstIndex += this.token.length;
        }

        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *

                if ((getFlags() & NTLMSSP_NEGOTIATE_SIGN) == NTLMSSP_NEGOTIATE_SIGN) {
                    final byte[] sessionNonce = new byte[16];
                    System.arraycopy(type2.getChallenge(), 0, sessionNonce, 0, 8);
                    System.arraycopy(clientChallenge, 0, sessionNonce, 8, 8);

                    final MD4 md4 = new MD4();
                    md4.update(responseKeyNT);

        } catch (final UnsupportedEncodingException uee) {
            return 0;
        }

        SMBUtil.writeInt2(getSubCommand() & 0xFF, dst, dstIndex);
        dstIndex += 2;
        System.arraycopy(descr, 0, dst, dstIndex, descr.length);
        dstIndex += descr.length;
        SMBUtil.writeInt2(0x0001, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.maxDataCount, dst, dstIndex);

        dstIndex += 2;

        SMBUtil.writeInt4(32, dst, dstIndex); // DataLength
        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write lease V1 data (32 bytes total)

        // Flags (4 bytes)
        this.flags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // LeaseKey (16 bytes)
        byte[] keyBytes = new byte[16];
        System.arraycopy(buffer, bufferIndex, keyBytes, 0, 16);
        this.leaseKey = new Smb2LeaseKey(keyBytes);
        bufferIndex += 16;

        // CurrentLeaseState (4 bytes)

        dst[dstIndex] = (byte) 0x01; /* BufferFormat */
        dstIndex++;
        SMBUtil.writeInt2(this.count, dst, dstIndex); /* DataLength? */
        dstIndex += 2;
        System.arraycopy(this.b, this.off, dst, dstIndex, this.count);
        dstIndex += this.count;

        return dstIndex - start;
    }

    @Override