/**
     * 
     * @param config
     * @param informationLevel
     */
    public Trans2QueryFSInformation ( Configuration config, int informationLevel ) {
        super(config, SMB_COM_TRANSACTION2, TRANS2_QUERY_FS_INFORMATION);
        this.informationLevel = informationLevel;
        this.totalParameterCount = 2;
        this.totalDataCount = 0;
        this.maxParameterCount = 0;
        this.maxDataCount = 800;

    private static Decodable createFilesystemInformation ( byte infoClass ) throws SMBProtocolDecodingException {
        switch ( infoClass ) {
        case FileSystemInformation.FS_FULL_SIZE_INFO:
            return new FileFsFullSizeInformation();
        case FileSystemInformation.FS_SIZE_INFO:
            return new FileFsSizeInformation();
        default:
            throw new SMBProtocolDecodingException("Unknown filesystem info class " + infoClass);

class Trans2QueryFSInformation extends SmbComTransaction {

    private int informationLevel;

    Trans2QueryFSInformation( int informationLevel ) {
        command = SMB_COM_TRANSACTION2;
        subCommand = TRANS2_QUERY_FS_INFORMATION;
        this.informationLevel = informationLevel;
        totalParameterCount = 2;
        totalDataCount = 0;
        maxParameterCount = 0;
        maxDataCount = 800;
        maxSetupCount = 0;
    }

        case FileSystemInformation.SMB_INFO_ALLOCATION:
            inf = new SmbInfoAllocation();
            break;
        case FileSystemInformation.FS_SIZE_INFO:
            inf = new FileFsSizeInformation();
            break;
        case FileSystemInformation.FS_FULL_SIZE_INFO:
            inf = new FileFsFullSizeInformation();
            break;
        default:
            return null;
        }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.fscc.FileSystemInformation#getFileSystemInformationClass()
     */
    @Override
    public byte getFileSystemInformationClass () {
        return FS_SIZE_INFO;
    }


    @Override
    public long getCapacity () {
        return this.alloc * this.sectPerAlloc * this.bytesPerSect;
    }


    @Override
    public long getFree () {

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.fscc.FileSystemInformation#getFileSystemInformationClass()
     */
    @Override
    public byte getFileSystemInformationClass () {
        return FS_FULL_SIZE_INFO;
    }


    @Override
    public long getCapacity () {
        return this.alloc * this.sectPerAlloc * this.bytesPerSect;
    }


    @Override
    public long getFree () {

        }
    }


    @Test
    public void testShareFreeSize () throws IOException {
        try ( SmbResource f = getDefaultShareRoot() ) {
            long fs = f.getDiskFreeSpace();
            Assume.assumeTrue("No free space reported", fs != 0);
        }
    }


    @Test
    public void testFileIndex () throws IOException {
        try ( SmbFile f = createTestFile() ) {
            try {

class Trans2QueryFSInformationResponse extends SmbComTransactionResponse {

    // information levels
    static final int SMB_INFO_ALLOCATION = 1;
    static final int SMB_QUERY_FS_SIZE_INFO = 0x103;
    static final int SMB_FS_FULL_SIZE_INFORMATION = 1007;

    class SmbInfoAllocation implements AllocInfo {
        long alloc;                  // Also handles SmbQueryFSSizeInfo
        long free;
        int sectPerAlloc;

    /**
     * 
     */
    public static final byte SMB_INFO_ALLOCATION = -1;

    /**
     * 
     */
    public static final byte FS_SIZE_INFO = 3;
    /**
     * 
     */
    public static final byte FS_FULL_SIZE_INFO = 7;


    /**
     * 
     * @return file system information class
     */
    byte getFileSystemInformationClass ();

    public static final byte TRANS2_FIND_FIRST2 = (byte) 0x01;
    /**
     * 
     */
    public static final byte TRANS2_FIND_NEXT2 = (byte) 0x02;
    /**
     * 
     */
    public static final byte TRANS2_QUERY_FS_INFORMATION = (byte) 0x03;
    /**
     * 
     */
    public static final byte TRANS2_QUERY_PATH_INFORMATION = (byte) 0x05;
    /**
     * 
     */