Examples with AlgorithmIdentifier com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier used on opensource projects

Example 26 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project platformlayer by platformlayer.

the class Csr method buildCsr.

public static Csr buildCsr(KeyPair keyPair, X500Principal subjectName) {
    X500Name subject = BouncyCastleHelpers.toX500Name(subjectName);
    SubjectPublicKeyInfo publicKeyInfo = BouncyCastleHelpers.toSubjectPublicKeyInfo(keyPair.getPublic());
    PKCS10CertificationRequestBuilder csrBuilder = new PKCS10CertificationRequestBuilder(subject, publicKeyInfo);
    AlgorithmIdentifier sigAlgId = new DefaultSignatureAlgorithmIdentifierFinder().find("SHA1withRSA");
    AlgorithmIdentifier digAlgId = new DefaultDigestAlgorithmIdentifierFinder().find(sigAlgId);
    BcRSAContentSignerBuilder sigBuild = new BcRSAContentSignerBuilder(sigAlgId, digAlgId);
    ContentSigner signer;
    try {
        signer = sigBuild.build(BouncyCastleHelpers.toAsymmetricKeyParameter(keyPair.getPrivate()));
    } catch (OperatorCreationException e) {
        throw new IllegalArgumentException("Error building content signer", e);
    }
    PKCS10CertificationRequest csrHolder = csrBuilder.build(signer);
    return new Csr(csrHolder);
}

Example 27 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class JcaContentVerifierProviderBuilder method build.

public ContentVerifierProvider build(final PublicKey publicKey) throws OperatorCreationException {
    return new ContentVerifierProvider() {

        public boolean hasAssociatedCertificate() {
            return false;
        }

        public X509CertificateHolder getAssociatedCertificate() {
            return null;
        }

        public ContentVerifier get(AlgorithmIdentifier algorithm) throws OperatorCreationException {
            SignatureOutputStream stream = createSignatureStream(algorithm, publicKey);
            Signature rawSig = createRawSig(algorithm, publicKey);
            if (rawSig != null) {
                return new RawSigVerifier(algorithm, stream, rawSig);
            } else {
                return new SigVerifier(algorithm, stream);
            }
        }
    };
}

Example 28 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class JcaContentVerifierProviderBuilder method build.

public ContentVerifierProvider build(final X509Certificate certificate) throws OperatorCreationException {
    final X509CertificateHolder certHolder;
    try {
        certHolder = new JcaX509CertificateHolder(certificate);
    } catch (CertificateEncodingException e) {
        throw new OperatorCreationException("cannot process certificate: " + e.getMessage(), e);
    }
    return new ContentVerifierProvider() {

        private SignatureOutputStream stream;

        public boolean hasAssociatedCertificate() {
            return true;
        }

        public X509CertificateHolder getAssociatedCertificate() {
            return certHolder;
        }

        public ContentVerifier get(AlgorithmIdentifier algorithm) throws OperatorCreationException {
            try {
                Signature sig = helper.createSignature(algorithm);
                sig.initVerify(certificate.getPublicKey());
                stream = new SignatureOutputStream(sig);
            } catch (GeneralSecurityException e) {
                throw new OperatorCreationException("exception on setup: " + e, e);
            }
            Signature rawSig = createRawSig(algorithm, certificate.getPublicKey());
            if (rawSig != null) {
                return new RawSigVerifier(algorithm, stream, rawSig);
            } else {
                return new SigVerifier(algorithm, stream);
            }
        }
    };
}

Example 29 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class SignerInfoGenerator method generate.

public SignerInfo generate(ASN1ObjectIdentifier contentType) throws CMSException {
    try {
        /* RFC 3852 5.4
             * The result of the message digest calculation process depends on
             * whether the signedAttrs field is present.  When the field is absent,
             * the result is just the message digest of the content as described
             *
             * above.  When the field is present, however, the result is the message
             * digest of the complete DER encoding of the SignedAttrs value
             * contained in the signedAttrs field.
             */
        ASN1Set signedAttr = null;
        AlgorithmIdentifier digestAlg = null;
        if (sAttrGen != null) {
            digestAlg = digester.getAlgorithmIdentifier();
            calculatedDigest = digester.getDigest();
            Map parameters = getBaseParameters(contentType, digester.getAlgorithmIdentifier(), calculatedDigest);
            AttributeTable signed = sAttrGen.getAttributes(Collections.unmodifiableMap(parameters));
            signedAttr = getAttributeSet(signed);
            // sig must be composed from the DER encoding.
            OutputStream sOut = signer.getOutputStream();
            sOut.write(signedAttr.getEncoded(ASN1Encoding.DER));
            sOut.close();
        } else {
            if (digester != null) {
                digestAlg = digester.getAlgorithmIdentifier();
                calculatedDigest = digester.getDigest();
            } else {
                digestAlg = digAlgFinder.find(signer.getAlgorithmIdentifier());
                calculatedDigest = null;
            }
        }
        byte[] sigBytes = signer.getSignature();
        ASN1Set unsignedAttr = null;
        if (unsAttrGen != null) {
            Map parameters = getBaseParameters(contentType, digestAlg, calculatedDigest);
            parameters.put(CMSAttributeTableGenerator.SIGNATURE, sigBytes.clone());
            AttributeTable unsigned = unsAttrGen.getAttributes(Collections.unmodifiableMap(parameters));
            unsignedAttr = getAttributeSet(unsigned);
        }
        AlgorithmIdentifier digestEncryptionAlgorithm = sigEncAlgFinder.findEncryptionAlgorithm(signer.getAlgorithmIdentifier());
        return new SignerInfo(signerIdentifier, digestAlg, signedAttr, digestEncryptionAlgorithm, new DEROctetString(sigBytes), unsignedAttr);
    } catch (IOException e) {
        throw new CMSException("encoding error.", e);
    }
}

Example 30 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class JCEECPrivateKey method getEncoded.

/**
     * Return a PKCS8 representation of the key. The sequence returned
     * represents a full PrivateKeyInfo object.
     *
     * @return a PKCS8 representation of the key.
     */
public byte[] getEncoded() {
    X962Parameters params;
    if (ecSpec instanceof ECNamedCurveSpec) {
        DERObjectIdentifier curveOid = ECUtil.getNamedCurveOid(((ECNamedCurveSpec) ecSpec).getName());
        if (// guess it's the OID
        curveOid == null) {
            curveOid = new DERObjectIdentifier(((ECNamedCurveSpec) ecSpec).getName());
        }
        params = new X962Parameters(curveOid);
    } else if (ecSpec == null) {
        params = new X962Parameters(DERNull.INSTANCE);
    } else {
        ECCurve curve = EC5Util.convertCurve(ecSpec.getCurve());
        X9ECParameters ecP = new X9ECParameters(curve, EC5Util.convertPoint(curve, ecSpec.getGenerator(), withCompression), ecSpec.getOrder(), BigInteger.valueOf(ecSpec.getCofactor()), ecSpec.getCurve().getSeed());
        params = new X962Parameters(ecP);
    }
    PrivateKeyInfo info;
    ECPrivateKeyStructure keyStructure;
    if (publicKey != null) {
        keyStructure = new ECPrivateKeyStructure(this.getS(), publicKey, params);
    } else {
        keyStructure = new ECPrivateKeyStructure(this.getS(), params);
    }
    try {
        // BEGIN android-removed
        // if (algorithm.equals("ECGOST3410"))
        // {
        //     info = new PrivateKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_2001, params.toASN1Primitive()), keyStructure.toASN1Primitive());
        // }
        // else
        // END android-removed
        {
            info = new PrivateKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params.toASN1Primitive()), keyStructure.toASN1Primitive());
        }
        return info.getEncoded(ASN1Encoding.DER);
    } catch (IOException e) {
        return null;
    }
}