Examples with ASN1Integer org.spongycastle.asn1.ASN1Integer used on opensource projects

Example 6 with ASN1Integer

use of org.spongycastle.asn1.ASN1Integer in project poi by apache.

the class XAdESXLSignatureFacet method getCrlNumber.

private BigInteger getCrlNumber(X509CRL crl) {
    byte[] crlNumberExtensionValue = crl.getExtensionValue(Extension.cRLNumber.getId());
    if (null == crlNumberExtensionValue) {
        return null;
    }
    try {
        ASN1InputStream asn1IS1 = null, asn1IS2 = null;
        try {
            asn1IS1 = new ASN1InputStream(crlNumberExtensionValue);
            ASN1OctetString octetString = (ASN1OctetString) asn1IS1.readObject();
            byte[] octets = octetString.getOctets();
            asn1IS2 = new ASN1InputStream(octets);
            ASN1Integer integer = (ASN1Integer) asn1IS2.readObject();
            return integer.getPositiveValue();
        } finally {
            IOUtils.closeQuietly(asn1IS2);
            IOUtils.closeQuietly(asn1IS1);
        }
    } catch (IOException e) {
        throw new RuntimeException("I/O error: " + e.getMessage(), e);
    }
}

Example 7 with ASN1Integer

use of org.spongycastle.asn1.ASN1Integer in project robovm by robovm.

the class PrivateKeyFactory method createKey.

/**
     * Create a private key parameter from the passed in PKCS8 PrivateKeyInfo object.
     * 
     * @param keyInfo the PrivateKeyInfo object containing the key material
     * @return a suitable private key parameter
     * @throws IOException on an error decoding the key
     */
public static AsymmetricKeyParameter createKey(PrivateKeyInfo keyInfo) throws IOException {
    AlgorithmIdentifier algId = keyInfo.getPrivateKeyAlgorithm();
    if (algId.getAlgorithm().equals(PKCSObjectIdentifiers.rsaEncryption)) {
        RSAPrivateKey keyStructure = RSAPrivateKey.getInstance(keyInfo.parsePrivateKey());
        return new RSAPrivateCrtKeyParameters(keyStructure.getModulus(), keyStructure.getPublicExponent(), keyStructure.getPrivateExponent(), keyStructure.getPrime1(), keyStructure.getPrime2(), keyStructure.getExponent1(), keyStructure.getExponent2(), keyStructure.getCoefficient());
    } else //      else if (algId.getObjectId().equals(X9ObjectIdentifiers.dhpublicnumber))
    if (algId.getAlgorithm().equals(PKCSObjectIdentifiers.dhKeyAgreement)) {
        DHParameter params = DHParameter.getInstance(algId.getParameters());
        ASN1Integer derX = (ASN1Integer) keyInfo.parsePrivateKey();
        BigInteger lVal = params.getL();
        int l = lVal == null ? 0 : lVal.intValue();
        DHParameters dhParams = new DHParameters(params.getP(), params.getG(), null, l);
        return new DHPrivateKeyParameters(derX.getValue(), dhParams);
    } else // END android-removed
    if (algId.getAlgorithm().equals(X9ObjectIdentifiers.id_dsa)) {
        ASN1Integer derX = (ASN1Integer) keyInfo.parsePrivateKey();
        ASN1Encodable de = algId.getParameters();
        DSAParameters parameters = null;
        if (de != null) {
            DSAParameter params = DSAParameter.getInstance(de.toASN1Primitive());
            parameters = new DSAParameters(params.getP(), params.getQ(), params.getG());
        }
        return new DSAPrivateKeyParameters(derX.getValue(), parameters);
    } else if (algId.getAlgorithm().equals(X9ObjectIdentifiers.id_ecPublicKey)) {
        X962Parameters params = new X962Parameters((ASN1Primitive) algId.getParameters());
        X9ECParameters x9;
        if (params.isNamedCurve()) {
            ASN1ObjectIdentifier oid = ASN1ObjectIdentifier.getInstance(params.getParameters());
            x9 = X962NamedCurves.getByOID(oid);
            if (x9 == null) {
                x9 = SECNamedCurves.getByOID(oid);
                if (x9 == null) {
                    x9 = NISTNamedCurves.getByOID(oid);
                // BEGIN android-removed
                // if (x9 == null)
                // {
                //     x9 = TeleTrusTNamedCurves.getByOID(oid);
                // }
                // END android-removed
                }
            }
        } else {
            x9 = X9ECParameters.getInstance(params.getParameters());
        }
        ECPrivateKey ec = ECPrivateKey.getInstance(keyInfo.parsePrivateKey());
        BigInteger d = ec.getKey();
        // TODO We lose any named parameters here
        ECDomainParameters dParams = new ECDomainParameters(x9.getCurve(), x9.getG(), x9.getN(), x9.getH(), x9.getSeed());
        return new ECPrivateKeyParameters(d, dParams);
    } else {
        throw new RuntimeException("algorithm identifier in key not recognised");
    }
}

Example 8 with ASN1Integer

use of org.spongycastle.asn1.ASN1Integer in project robovm by robovm.

the class RSAPrivateKey method toASN1Primitive.

/**
     * This outputs the key in PKCS1v2 format.
     * <pre>
     *      RSAPrivateKey ::= SEQUENCE {
     *                          version Version,
     *                          modulus INTEGER, -- n
     *                          publicExponent INTEGER, -- e
     *                          privateExponent INTEGER, -- d
     *                          prime1 INTEGER, -- p
     *                          prime2 INTEGER, -- q
     *                          exponent1 INTEGER, -- d mod (p-1)
     *                          exponent2 INTEGER, -- d mod (q-1)
     *                          coefficient INTEGER, -- (inverse of q) mod p
     *                          otherPrimeInfos OtherPrimeInfos OPTIONAL
     *                      }
     *
     *      Version ::= INTEGER { two-prime(0), multi(1) }
     *        (CONSTRAINED BY {-- version must be multi if otherPrimeInfos present --})
     * </pre>
     * <p>
     * This routine is written to output PKCS1 version 2.1, private keys.
     */
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    // version
    v.add(new ASN1Integer(version));
    v.add(new ASN1Integer(getModulus()));
    v.add(new ASN1Integer(getPublicExponent()));
    v.add(new ASN1Integer(getPrivateExponent()));
    v.add(new ASN1Integer(getPrime1()));
    v.add(new ASN1Integer(getPrime2()));
    v.add(new ASN1Integer(getExponent1()));
    v.add(new ASN1Integer(getExponent2()));
    v.add(new ASN1Integer(getCoefficient()));
    if (otherPrimeInfos != null) {
        v.add(otherPrimeInfos);
    }
    return new DERSequence(v);
}

Example 9 with ASN1Integer

use of org.spongycastle.asn1.ASN1Integer in project robovm by robovm.

the class RSAPrivateKeyStructure method toASN1Primitive.

/**
     * This outputs the key in PKCS1v2 format.
     * <pre>
     *      RSAPrivateKey ::= SEQUENCE {
     *                          version Version,
     *                          modulus INTEGER, -- n
     *                          publicExponent INTEGER, -- e
     *                          privateExponent INTEGER, -- d
     *                          prime1 INTEGER, -- p
     *                          prime2 INTEGER, -- q
     *                          exponent1 INTEGER, -- d mod (p-1)
     *                          exponent2 INTEGER, -- d mod (q-1)
     *                          coefficient INTEGER, -- (inverse of q) mod p
     *                          otherPrimeInfos OtherPrimeInfos OPTIONAL
     *                      }
     *
     *      Version ::= INTEGER { two-prime(0), multi(1) }
     *        (CONSTRAINED BY {-- version must be multi if otherPrimeInfos present --})
     * </pre>
     * <p>
     * This routine is written to output PKCS1 version 2.1, private keys.
     */
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    // version
    v.add(new ASN1Integer(version));
    v.add(new ASN1Integer(getModulus()));
    v.add(new ASN1Integer(getPublicExponent()));
    v.add(new ASN1Integer(getPrivateExponent()));
    v.add(new ASN1Integer(getPrime1()));
    v.add(new ASN1Integer(getPrime2()));
    v.add(new ASN1Integer(getExponent1()));
    v.add(new ASN1Integer(getExponent2()));
    v.add(new ASN1Integer(getCoefficient()));
    if (otherPrimeInfos != null) {
        v.add(otherPrimeInfos);
    }
    return new DERSequence(v);
}

Example 10 with ASN1Integer

use of org.spongycastle.asn1.ASN1Integer in project robovm by robovm.

the class ASN1Dump method _dumpAsString.

/**
     * dump a DER object as a formatted string with indentation
     *
     * @param obj the ASN1Primitive to be dumped out.
     */
static void _dumpAsString(String indent, boolean verbose, ASN1Primitive obj, StringBuffer buf) {
    String nl = System.getProperty("line.separator");
    if (obj instanceof ASN1Sequence) {
        Enumeration e = ((ASN1Sequence) obj).getObjects();
        String tab = indent + TAB;
        buf.append(indent);
        if (obj instanceof BERSequence) {
            buf.append("BER Sequence");
        } else if (obj instanceof DERSequence) {
            buf.append("DER Sequence");
        } else {
            buf.append("Sequence");
        }
        buf.append(nl);
        while (e.hasMoreElements()) {
            Object o = e.nextElement();
            if (o == null || o.equals(DERNull.INSTANCE)) {
                buf.append(tab);
                buf.append("NULL");
                buf.append(nl);
            } else if (o instanceof ASN1Primitive) {
                _dumpAsString(tab, verbose, (ASN1Primitive) o, buf);
            } else {
                _dumpAsString(tab, verbose, ((ASN1Encodable) o).toASN1Primitive(), buf);
            }
        }
    } else if (obj instanceof ASN1TaggedObject) {
        String tab = indent + TAB;
        buf.append(indent);
        if (obj instanceof BERTaggedObject) {
            buf.append("BER Tagged [");
        } else {
            buf.append("Tagged [");
        }
        ASN1TaggedObject o = (ASN1TaggedObject) obj;
        buf.append(Integer.toString(o.getTagNo()));
        buf.append(']');
        if (!o.isExplicit()) {
            buf.append(" IMPLICIT ");
        }
        buf.append(nl);
        if (o.isEmpty()) {
            buf.append(tab);
            buf.append("EMPTY");
            buf.append(nl);
        } else {
            _dumpAsString(tab, verbose, o.getObject(), buf);
        }
    } else if (obj instanceof ASN1Set) {
        Enumeration e = ((ASN1Set) obj).getObjects();
        String tab = indent + TAB;
        buf.append(indent);
        if (obj instanceof BERSet) {
            buf.append("BER Set");
        } else {
            buf.append("DER Set");
        }
        buf.append(nl);
        while (e.hasMoreElements()) {
            Object o = e.nextElement();
            if (o == null) {
                buf.append(tab);
                buf.append("NULL");
                buf.append(nl);
            } else if (o instanceof ASN1Primitive) {
                _dumpAsString(tab, verbose, (ASN1Primitive) o, buf);
            } else {
                _dumpAsString(tab, verbose, ((ASN1Encodable) o).toASN1Primitive(), buf);
            }
        }
    } else if (obj instanceof ASN1OctetString) {
        ASN1OctetString oct = (ASN1OctetString) obj;
        if (obj instanceof BEROctetString || obj instanceof BERConstructedOctetString) {
            buf.append(indent + "BER Constructed Octet String" + "[" + oct.getOctets().length + "] ");
        } else {
            buf.append(indent + "DER Octet String" + "[" + oct.getOctets().length + "] ");
        }
        if (verbose) {
            buf.append(dumpBinaryDataAsString(indent, oct.getOctets()));
        } else {
            buf.append(nl);
        }
    } else if (obj instanceof ASN1ObjectIdentifier) {
        buf.append(indent + "ObjectIdentifier(" + ((ASN1ObjectIdentifier) obj).getId() + ")" + nl);
    } else if (obj instanceof DERBoolean) {
        buf.append(indent + "Boolean(" + ((DERBoolean) obj).isTrue() + ")" + nl);
    } else if (obj instanceof ASN1Integer) {
        buf.append(indent + "Integer(" + ((ASN1Integer) obj).getValue() + ")" + nl);
    } else if (obj instanceof DERBitString) {
        DERBitString bt = (DERBitString) obj;
        buf.append(indent + "DER Bit String" + "[" + bt.getBytes().length + ", " + bt.getPadBits() + "] ");
        if (verbose) {
            buf.append(dumpBinaryDataAsString(indent, bt.getBytes()));
        } else {
            buf.append(nl);
        }
    } else if (obj instanceof DERIA5String) {
        buf.append(indent + "IA5String(" + ((DERIA5String) obj).getString() + ") " + nl);
    } else if (obj instanceof DERUTF8String) {
        buf.append(indent + "UTF8String(" + ((DERUTF8String) obj).getString() + ") " + nl);
    } else if (obj instanceof DERPrintableString) {
        buf.append(indent + "PrintableString(" + ((DERPrintableString) obj).getString() + ") " + nl);
    } else if (obj instanceof DERVisibleString) {
        buf.append(indent + "VisibleString(" + ((DERVisibleString) obj).getString() + ") " + nl);
    } else if (obj instanceof DERBMPString) {
        buf.append(indent + "BMPString(" + ((DERBMPString) obj).getString() + ") " + nl);
    } else if (obj instanceof DERT61String) {
        buf.append(indent + "T61String(" + ((DERT61String) obj).getString() + ") " + nl);
    } else if (obj instanceof DERUTCTime) {
        buf.append(indent + "UTCTime(" + ((DERUTCTime) obj).getTime() + ") " + nl);
    } else if (obj instanceof DERGeneralizedTime) {
        buf.append(indent + "GeneralizedTime(" + ((DERGeneralizedTime) obj).getTime() + ") " + nl);
    } else if (obj instanceof BERApplicationSpecific) {
        buf.append(outputApplicationSpecific("BER", indent, verbose, obj, nl));
    } else if (obj instanceof DERApplicationSpecific) {
        buf.append(outputApplicationSpecific("DER", indent, verbose, obj, nl));
    } else if (obj instanceof DEREnumerated) {
        DEREnumerated en = (DEREnumerated) obj;
        buf.append(indent + "DER Enumerated(" + en.getValue() + ")" + nl);
    } else if (obj instanceof DERExternal) {
        DERExternal ext = (DERExternal) obj;
        buf.append(indent + "External " + nl);
        String tab = indent + TAB;
        if (ext.getDirectReference() != null) {
            buf.append(tab + "Direct Reference: " + ext.getDirectReference().getId() + nl);
        }
        if (ext.getIndirectReference() != null) {
            buf.append(tab + "Indirect Reference: " + ext.getIndirectReference().toString() + nl);
        }
        if (ext.getDataValueDescriptor() != null) {
            _dumpAsString(tab, verbose, ext.getDataValueDescriptor(), buf);
        }
        buf.append(tab + "Encoding: " + ext.getEncoding() + nl);
        _dumpAsString(tab, verbose, ext.getExternalContent(), buf);
    } else {
        buf.append(indent + obj.toString() + nl);
    }
}