import org.bouncycastle.crypto.generators.KDFCounterBytesGenerator;
import org.bouncycastle.crypto.macs.HMac;
import org.bouncycastle.crypto.params.KDFCounterParameters;

/**
 * SMB3 SP800-108 Counter Mode Key Derivation
 *
 * @author mbechler
 *
 */
public final class Smb3KeyDerivation {

    private static final byte[] SIGNCONTEXT_300 = toCBytes("SmbSign");

     * @return the integer value of the hex digits
     */
    public static int hex_to_bin(final char[] arr, final int offset, final int length) {
        int value = 0;
        int ai, count;

        count = 0;
        for (ai = offset; ai < arr.length && count < length; ai++) {
            value <<= 4;
            switch (arr[ai]) {
            case '0':
            case '1':
            case '2':
            case '3':

	handle, err := syscall.FindFirstFile(globAllP, data)
	if err != nil {
		return nil, syscallErrToFileErr(dirPath, err)
	}

	defer syscall.FindClose(handle)

	count := opts.count
	for ; count != 0; err = syscall.FindNextFile(handle, data) {
		if err != nil {
			if err == syscall.ERROR_NO_MORE_FILES {
				break
			}
			return nil, osErrToFileErr(&os.PathError{
				Op:   "FindNextFile",

type MetricType int

const (
	// CounterMT - represents a counter metric.
	CounterMT MetricType = iota
	// GaugeMT - represents a gauge metric.
	GaugeMT
	// HistogramMT - represents a histogram metric.
	HistogramMT
)

// rangeL - represents a range label.
const rangeL = "range"

func (mt MetricType) String() string {
	switch mt {
	case CounterMT:
		return "counter"
	case GaugeMT:
		return "gauge"
	case HistogramMT:

                }
                file.send(reqx, rspx);
                fp += rspx.count;
                len -= rspx.count;
                off += rspx.count;
            } else {
                req.setParam(file.fid, fp, len - w, b, off, w);
                fp += rsp.count;
                len -= rsp.count;
                off += rsp.count;
                file.send(req, rsp);
            }
        } while (len > 0);

    /**
     * Gets the total number of records across all pages.
     *
     * @return the total record count
     */
    public int getAllRecordCount() {
        return allRecordCount;
    }

    /**
     * Sets the total number of records across all pages.
     *
     * @param allRecordCount the total record count
     */
    public void setAllRecordCount(final int allRecordCount) {

     * Gets the total number of records in the result set.
     *
     * @return the total record count
     */
    public int getAllRecordCount() {
        return allRecordCount;
    }

    /**
     * Sets the total number of records in the result set.
     *
     * @param allRecordCount the total record count to set
     */
    public void setAllRecordCount(final int allRecordCount) {

     */
    public SearchBody() {
        super();
    }

    /** The URL that failed during crawling */
    public String url;

    /** Minimum error count filter */
    public Integer errorCountMin;

    /** Maximum error count filter */
    public Integer errorCountMax;

    /** Name or type of the error */
    public String errorName;

    }

    /**
     * Constructs a localized page path with language and country.
     *
     * @param page the page name
     * @param lang the language code
     * @param country the country code
     * @return the localized page path
     */
    private String getLocalizedPagePath(final String page, final String lang, final String country) {
        final StringBuilder buf = new StringBuilder(100);

    /**
     * Gets the total number of records across all pages.
     *
     * @return the total record count
     */
    public int getAllRecordCount() {
        return allRecordCount;
    }

    /**
     * Sets the total number of records across all pages.
     *
     * @param allRecordCount the total record count
     */
    public void setAllRecordCount(final int allRecordCount) {