what-the-bank/sources/org/bouncycastle/x509/extension/X509ExtensionUtil.java

82 lines
3.6 KiB
Java

package org.bouncycastle.x509.extension;
import java.io.IOException;
import java.security.cert.CertificateParsingException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Enumeration;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1String;
import org.bouncycastle.asn1.DEROctetString;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.x500.X500Name;
import org.bouncycastle.asn1.x509.GeneralName;
import org.bouncycastle.asn1.x509.X509Extension;
import org.bouncycastle.util.Integers;
/* loaded from: classes6.dex */
public class X509ExtensionUtil {
public static Collection getSubjectAlternativeNames(X509Certificate x509Certificate) throws CertificateParsingException {
return getAlternativeNames(x509Certificate.getExtensionValue(X509Extension.subjectAlternativeName.getId()));
}
public static Collection getIssuerAlternativeNames(X509Certificate x509Certificate) throws CertificateParsingException {
return getAlternativeNames(x509Certificate.getExtensionValue(X509Extension.issuerAlternativeName.getId()));
}
private static Collection getAlternativeNames(byte[] bArr) throws CertificateParsingException {
Object aSN1Primitive;
if (bArr == null) {
return Collections.EMPTY_LIST;
}
try {
ArrayList arrayList = new ArrayList();
Enumeration objects = DERSequence.getInstance(fromExtensionValue(bArr)).getObjects();
while (objects.hasMoreElements()) {
GeneralName generalName = GeneralName.getInstance(objects.nextElement());
ArrayList arrayList2 = new ArrayList();
arrayList2.add(Integers.valueOf(generalName.getTagNo()));
switch (generalName.getTagNo()) {
case 0:
case 3:
case 5:
aSN1Primitive = generalName.getName().toASN1Primitive();
break;
case 1:
case 2:
case 6:
aSN1Primitive = ((ASN1String) generalName.getName()).getString();
break;
case 4:
aSN1Primitive = X500Name.getInstance(generalName.getName()).toString();
break;
case 7:
aSN1Primitive = DEROctetString.getInstance(generalName.getName()).getOctets();
break;
case 8:
aSN1Primitive = ASN1ObjectIdentifier.getInstance(generalName.getName()).getId();
break;
default:
StringBuilder sb = new StringBuilder();
sb.append("Bad tag number: ");
sb.append(generalName.getTagNo());
throw new IOException(sb.toString());
}
arrayList2.add(aSN1Primitive);
arrayList.add(arrayList2);
}
return Collections.unmodifiableCollection(arrayList);
} catch (Exception e) {
throw new CertificateParsingException(e.getMessage());
}
}
public static ASN1Primitive fromExtensionValue(byte[] bArr) throws IOException {
return ASN1Primitive.fromByteArray(((ASN1OctetString) ASN1Primitive.fromByteArray(bArr)).getOctets());
}
}