* @throws IOException if an encoding error occurs
     */
    public static int enc_utf8(final String str, final byte[] dst, int di, final int dlim) throws IOException {
        final int start = di;
        int ch;
        final int strlen = str.length();

        for (int i = 0; di < dlim && i < strlen; i++) {
            ch = str.charAt(i);
            if (ch >= 0x0001 && ch <= 0x007F) {

    }

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

    @Override
    int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override

    private final int major;
    private final int minor;
    private final int revision;
    private final Qualifier qualifier;

    private static final Pattern pattern = Pattern.compile(
        "^v? (\\d+) \\. (\\d+) \\. (\\d+) (?: - (alpha\\d+ | beta\\d+ | rc\\d+ | SNAPSHOT ) )? $",
        Pattern.COMMENTS
    );

    private QualifiedVersion(int major, int minor, int revision, String qualifier) {

     */
    @Override
    protected int writeParametersWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

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

    @Override
    protected int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;

    int FLAGS2_STATUS32 = 0x4000;
    /** Unicode strings flag */
    int FLAGS2_UNICODE = 0x8000;

    /** No capabilities */
    int CAP_NONE = 0x0000;
    /** Raw mode capability */
    int CAP_RAW_MODE = 0x0001;
    /** MPX mode capability */
    int CAP_MPX_MODE = 0x0002;
    /** Unicode capability */
    int CAP_UNICODE = 0x0004;
    /** Large files capability */
    int CAP_LARGE_FILES = 0x0008;

pkg syscall (netbsd-arm64-cgo), const AF_DLI = 13
pkg syscall (netbsd-arm64-cgo), const AF_DLI ideal-int
pkg syscall (netbsd-arm64-cgo), const AF_E164 = 26
pkg syscall (netbsd-arm64-cgo), const AF_E164 ideal-int
pkg syscall (netbsd-arm64-cgo), const AF_ECMA = 8
pkg syscall (netbsd-arm64-cgo), const AF_ECMA ideal-int
pkg syscall (netbsd-arm64-cgo), const AF_HYLINK = 15
pkg syscall (netbsd-arm64-cgo), const AF_HYLINK ideal-int

    /** Address family: Internet (IPv4) */
    int AF_INTERNET = 2;
    /** Address family: CHANET */
    int AF_CHANET = 5;
    /** Address family: XNS */
    int AF_XNS = 6;
    /** Address family: ISO */
    int AF_ISO = 7;

    /** Authorization data type: Relevant */
    int AUTH_DATA_RELEVANT = 1;
    /** Authorization data type: PAC */
    int AUTH_DATA_PAC = 128;

    /** DES encryption type identifier */

    }

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        final int tmp = questionName.hexCode;
        questionName.hexCode = 0x00; // type has to be 0x00 for node status
        final int result = writeQuestionSectionWireFormat(dst, dstIndex);
        questionName.hexCode = tmp;
        return result;
    }

    @Override

    int NT_STATUS_UNSUCCESSFUL = 0xC0000001;
    /** The requested operation is not implemented */
    int NT_STATUS_NOT_IMPLEMENTED = 0xC0000002;
    /** The specified information class is invalid */
    int NT_STATUS_INVALID_INFO_CLASS = 0xC0000003;
    /** Invalid access to memory location */
    int NT_STATUS_ACCESS_VIOLATION = 0xC0000005;
    /** The handle is invalid */
    int NT_STATUS_INVALID_HANDLE = 0xC0000008;

    private int token; // 4 bytes: RDMA provider token
    private int length; // 4 bytes: Length of buffer

    /**
     * Create SMB2 RDMA Transform
     *
     * @param offset offset within registered buffer
     * @param token RDMA provider token (steering tag/memory handle)
     * @param length length of buffer
     */
    public Smb2RdmaTransform(long offset, int token, int length) {