Examples with ASN1Sequence org.bouncycastle.asn1.ASN1Sequence used on opensource projects

Example 41 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project robovm by robovm.

the class PKIXNameConstraintValidator method unionDN.

private Set unionDN(Set excluded, ASN1Sequence dn) {
    if (excluded.isEmpty()) {
        if (dn == null) {
            return excluded;
        }
        excluded.add(dn);
        return excluded;
    } else {
        Set intersect = new HashSet();
        Iterator it = excluded.iterator();
        while (it.hasNext()) {
            ASN1Sequence subtree = (ASN1Sequence) it.next();
            if (withinDNSubtree(dn, subtree)) {
                intersect.add(subtree);
            } else if (withinDNSubtree(subtree, dn)) {
                intersect.add(dn);
            } else {
                intersect.add(subtree);
                intersect.add(dn);
            }
        }
        return intersect;
    }
}

Example 42 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project android_packages_apps_Settings by LineageOS.

the class CertInstallerHelper method isCa.

private boolean isCa(X509Certificate cert) {
    try {
        byte[] asn1EncodedBytes = cert.getExtensionValue("2.5.29.19");
        if (asn1EncodedBytes == null) {
            return false;
        }
        DEROctetString derOctetString = (DEROctetString) new ASN1InputStream(asn1EncodedBytes).readObject();
        byte[] octets = derOctetString.getOctets();
        ASN1Sequence sequence = (ASN1Sequence) new ASN1InputStream(octets).readObject();
        return BasicConstraints.getInstance(sequence).isCA();
    } catch (IOException e) {
        return false;
    }
}

Example 43 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project pdfbox by apache.

the class CertInformationHelper method getAuthorityInfoExtensionValue.

/**
 * Extracts authority information access extension values from the given data. The Data
 * structure has to be implemented as described in RFC 2459, 4.2.2.1.
 *
 * @param extensionValue byte[] of the extension value.
 * @param certInfo where to put the found values
 * @throws IOException when there is a problem with the extensionValue
 */
protected static void getAuthorityInfoExtensionValue(byte[] extensionValue, CertSignatureInformation certInfo) throws IOException {
    ASN1Sequence asn1Seq = (ASN1Sequence) X509ExtensionUtil.fromExtensionValue(extensionValue);
    Enumeration<?> objects = asn1Seq.getObjects();
    while (objects.hasMoreElements()) {
        // AccessDescription
        ASN1Sequence obj = (ASN1Sequence) objects.nextElement();
        ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier) obj.getObjectAt(0);
        // accessLocation
        DERTaggedObject location = (DERTaggedObject) obj.getObjectAt(1);
        if (oid.equals(X509ObjectIdentifiers.id_ad_ocsp) && location.getTagNo() == GeneralName.uniformResourceIdentifier) {
            DEROctetString url = (DEROctetString) location.getObject();
            certInfo.setOcspUrl(new String(url.getOctets()));
        } else if (oid.equals(X509ObjectIdentifiers.id_ad_caIssuers)) {
            DEROctetString uri = (DEROctetString) location.getObject();
            certInfo.setIssuerUrl(new String(uri.getOctets()));
        }
    }
}

Example 44 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project keystore-explorer by kaikramer.

the class X509Ext method getMsCertificateTemplateStringValue.

private String getMsCertificateTemplateStringValue(byte[] octets) {
    // @formatter:off
    /*
			CertificateTemplate ::= SEQUENCE
			{
				templateID              EncodedObjectID,
				templateMajorVersion    TemplateVersion,
				templateMinorVersion    TemplateVersion OPTIONAL
			}
			TemplateVersion ::= INTEGER (0..4294967295)
		 */
    // @formatter:on
    ASN1Sequence asn1Sequence = ASN1Sequence.getInstance(octets);
    ASN1ObjectIdentifier templateID = (ASN1ObjectIdentifier) asn1Sequence.getObjectAt(0);
    ASN1Integer majorVersion = (ASN1Integer) asn1Sequence.getObjectAt(1);
    ASN1Integer minorVersion = (ASN1Integer) asn1Sequence.getObjectAt(2);
    StringBuilder sb = new StringBuilder();
    sb.append(MessageFormat.format(res.getString("MSCertificateTemplate.ID"), templateID.getId()));
    sb.append(NEWLINE);
    sb.append(MessageFormat.format(res.getString("MSCertificateTemplate.MajorVersion"), majorVersion));
    sb.append(NEWLINE);
    if (minorVersion != null) {
        sb.append(MessageFormat.format(res.getString("MSCertificateTemplate.MinorVersion"), minorVersion));
        sb.append(NEWLINE);
    }
    return sb.toString();
}

Example 45 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project keystore-explorer by kaikramer.

the class X509Ext method getSMIMECapabilitiesStringValue.

private String getSMIMECapabilitiesStringValue(byte[] octets) throws IOException {
    // @formatter:off
    /*
			SMIMECapabilities ::= SEQUENCE OF SMIMECapability

			SMIMECapability ::= SEQUENCE
			{
				capabilityID OBJECT IDENTIFIER,
				parameters ANY DEFINED BY capabilityID OPTIONAL
			}
		 */
    // @formatter:on
    StringBuilder sb = new StringBuilder();
    int capabilityNr = 0;
    ASN1Sequence asn1Sequence = ASN1Sequence.getInstance(octets);
    for (ASN1Encodable asn1Encodable : asn1Sequence.toArray()) {
        SMIMECapability capability = SMIMECapability.getInstance(asn1Encodable);
        ASN1ObjectIdentifier oid = capability.getCapabilityID();
        ASN1Encodable parameters = capability.getParameters();
        sb.append(MessageFormat.format(res.getString("SMIMECapability"), ++capabilityNr));
        sb.append(NEWLINE);
        sb.append(INDENT);
        sb.append(MessageFormat.format(res.getString("SMIMECapability.ObjectID"), ObjectIdUtil.toString(oid)));
        sb.append(NEWLINE);
        if (parameters != null) {
            sb.append(INDENT);
            sb.append(MessageFormat.format(res.getString("SMIMECapability.Parameter"), HexUtil.getHexString(parameters.toASN1Primitive().getEncoded())));
            sb.append(NEWLINE);
        }
    }
    return sb.toString();
}