package o;

import android.text.TextUtils;
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import org.bouncycastle.pqc.jcajce.spec.McElieceCCA2KeyGenParameterSpec;

/* loaded from: classes2.dex */
public final class yyw {
    private static final String[] b = {McElieceCCA2KeyGenParameterSpec.SHA256, McElieceCCA2KeyGenParameterSpec.SHA384, McElieceCCA2KeyGenParameterSpec.SHA512};

    private static byte[] c(byte[] bArr, String str) {
        if (bArr != null && !TextUtils.isEmpty(str)) {
            if (!d(str)) {
                return new byte[0];
            }
            try {
                MessageDigest messageDigest = MessageDigest.getInstance(str);
                messageDigest.update(bArr);
                return messageDigest.digest();
            } catch (NoSuchAlgorithmException unused) {
                return new byte[0];
            }
        }
        return new byte[0];
    }

    private static boolean d(String str) {
        for (String str2 : b) {
            if (str2.equals(str)) {
                return true;
            }
        }
        return false;
    }

    public static String e(String str) {
        return e(str, McElieceCCA2KeyGenParameterSpec.SHA256);
    }

    private static String e(String str, String str2) {
        byte[] bArr;
        if (TextUtils.isEmpty(str) || TextUtils.isEmpty(str2) || !d(str2)) {
            return "";
        }
        try {
            bArr = str.getBytes("UTF-8");
        } catch (UnsupportedEncodingException unused) {
            bArr = new byte[0];
        }
        return Yqs.b(c(bArr, str2));
    }
}