protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(48, dst, dstIndex);
        SMBUtil.writeInt2(this.locks.length, dst, dstIndex + 2);
        dstIndex += 4;
        SMBUtil.writeInt4((this.lockSequenceNumber & 0xF) << 28 | this.lockSequenceIndex & 0x0FFFFFFF, dst, dstIndex);
        dstIndex += 4;
        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);

    protected int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt4(this.completionFilter, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = this.watchTree ? (byte) 0x01 : (byte) 0x00; // watchTree
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00; // Reserved
        return dstIndex - start;

        byte[] dst = new byte[256];
        int dstIndex = 0;
        int expectedLength = 50;

        when(messageBlock.encode(dst, dstIndex)).thenReturn(expectedLength);

        // When
        int actualLength = messageBlock.encode(dst, dstIndex);

        // Then
        assertEquals(expectedLength, actualLength);
        verify(messageBlock).encode(dst, dstIndex);
    }

    @Test

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        return writeQuestionSectionWireFormat(dst, dstIndex);
    }

    @Override
    int readBodyWireFormat(final byte[] src, final int srcIndex) {
        return readQuestionSectionWireFormat(src, srcIndex);
    }

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

    @Override

        byte[] dst = new byte[100];
        int dstIndex = 10;

        int bytesWritten = notifyChange.writeSetupWireFormat(dst, dstIndex);

        // Should write 8 bytes total
        assertEquals(8, bytesWritten);

        // Verify completion filter (4 bytes)
        assertEquals(completionFilter, SMBUtil.readInt4(dst, dstIndex));

        // Verify FID (2 bytes)

        dst[dstIndex] = (byte) val;
        dstIndex++;
        dst[dstIndex] = (byte) (val >> 8);
    }

    static void writeInt4(long val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) val;
        dstIndex++;
        dst[dstIndex] = (byte) (val >>= 8);
        dst[++dstIndex] = (byte) (val >>= 8);
        dst[++dstIndex] = (byte) (val >> 8);
    }

        final int start = dstIndex;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);
        dstIndex += 4;
        writeInt2(maxCount, dst, dstIndex);
        dstIndex += 2;
        writeInt2(minCount, dst, dstIndex);
        dstIndex += 2;
        writeInt4(openTimeout, dst, dstIndex);
        dstIndex += 4;

        writeInt2(flags, dst, dstIndex);
        dstIndex += 2;
        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        writeInt4(searchStorageType, dst, dstIndex);
        dstIndex += 4;
        dstIndex += writeString(path + wildcard, dst, dstIndex);

        return dstIndex - start;
    }

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

                dst[dstIndex + 2 * i + 1] = (byte) 0x43;
                dst[dstIndex + 2 * i + 2] = (byte) 0x41;
            }
            dst[dstIndex + TYPE_OFFSET] = (byte) (((hexCode & 0xF0) >> 4) + 0x41);
            dst[dstIndex + TYPE_OFFSET + 1] = (byte) ((hexCode & 0x0F) + 0x41);
        } catch (final UnsupportedEncodingException uee) {}
        return SCOPE_OFFSET + writeScopeWireFormat(dst, dstIndex + SCOPE_OFFSET);
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(24, dst, dstIndex);
        dstIndex += 2;
        dstIndex += 2; // Reserved1
        dstIndex += 4; // Reserved2

        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *