SMBUtil.writeInt2(this.flags2, dst, dstIndex + SmbConstants.FLAGS_OFFSET + 1);
        dstIndex += SmbConstants.TID_OFFSET;
        SMBUtil.writeInt2(this.tid, dst, dstIndex);
        SMBUtil.writeInt2(this.pid, dst, dstIndex + 2);
        SMBUtil.writeInt2(this.uid, dst, dstIndex + 4);
        SMBUtil.writeInt2(this.mid, dst, dstIndex + 6);

        dst[dstIndex++] = (byte) 0x00;
        return 2;
    }

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

        SMBUtil.writeInt2(mapInformationLevel(this.informationLevel), dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;

     */
    @Override
    protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(4, dst, dstIndex);
        dstIndex += 4;
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)

        namelen_index = dstIndex;
        dstIndex += 2;
        writeInt4(flags0, dst, dstIndex);
        dstIndex += 4;
        writeInt4(rootDirectoryFid, dst, dstIndex);
        dstIndex += 4;
        writeInt4(desiredAccess, dst, dstIndex);
        dstIndex += 4;
        writeInt8(allocationSize, dst, dstIndex);
        dstIndex += 8;
        writeInt4(extFileAttributes, dst, dstIndex);
        dstIndex += 4;

     */
    @Override
    protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(4, dst, dstIndex);
        dstIndex += 4;
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)

        this.newFileName = newFileName;
        searchAttributes = ATTR_HIDDEN | ATTR_SYSTEM | ATTR_DIRECTORY;
    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        writeInt2(searchAttributes, dst, dstIndex);
        return 2;
    }

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

        dst[dstIndex] = (byte) 0x04;

    }

    @Override
    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;
        return 2;
    }

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

        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;

     */
    @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;

        byte[] dst = new byte[2];
        int written = instance.writeParameterWordsWireFormat(dst, 0);
        assertEquals(2, written, "writeParameterWordsWireFormat should write exactly 2 bytes");
        // SMBUtil.writeInt2 writes the low byte first (little‑endian)
        assertEquals((byte) (TEST_SID & 0xFF), dst[0]);
        assertEquals((byte) ((TEST_SID >> 8) & 0xFF), dst[1]);
    }

    @Test
    void testNegativeSidWrapsCorrectly() {