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Example 11 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class BCECPrivateKey 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;
    org.bouncycastle.asn1.sec.ECPrivateKey keyStructure;
    if (publicKey != null) {
        keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(this.getS(), publicKey, params);
    } else {
        keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(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;
    }
}
Also used : X962Parameters(org.bouncycastle.asn1.x9.X962Parameters) X9ECParameters(org.bouncycastle.asn1.x9.X9ECParameters) ECCurve(org.bouncycastle.math.ec.ECCurve) IOException(java.io.IOException) DERObjectIdentifier(org.bouncycastle.asn1.DERObjectIdentifier) PrivateKeyInfo(org.bouncycastle.asn1.pkcs.PrivateKeyInfo) ECNamedCurveSpec(org.bouncycastle.jce.spec.ECNamedCurveSpec) AlgorithmIdentifier(org.bouncycastle.asn1.x509.AlgorithmIdentifier)

Example 12 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class BCECPublicKey method getEncoded.

public byte[] getEncoded() {
    ASN1Encodable params;
    SubjectPublicKeyInfo info;
    if (ecSpec instanceof ECNamedCurveSpec) {
        ASN1ObjectIdentifier curveOid = ECUtil.getNamedCurveOid(((ECNamedCurveSpec) ecSpec).getName());
        if (curveOid == null) {
            curveOid = new ASN1ObjectIdentifier(((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);
    }
    ECCurve curve = this.engineGetQ().getCurve();
    ASN1OctetString p = (ASN1OctetString) new X9ECPoint(curve.createPoint(this.getQ().getX().toBigInteger(), this.getQ().getY().toBigInteger(), withCompression)).toASN1Primitive();
    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params), p.getOctets());
    return KeyUtil.getEncodedSubjectPublicKeyInfo(info);
}
Also used : X962Parameters(org.bouncycastle.asn1.x9.X962Parameters) ASN1OctetString(org.bouncycastle.asn1.ASN1OctetString) X9ECParameters(org.bouncycastle.asn1.x9.X9ECParameters) X9ECPoint(org.bouncycastle.asn1.x9.X9ECPoint) ECCurve(org.bouncycastle.math.ec.ECCurve) ASN1Encodable(org.bouncycastle.asn1.ASN1Encodable) SubjectPublicKeyInfo(org.bouncycastle.asn1.x509.SubjectPublicKeyInfo) ASN1ObjectIdentifier(org.bouncycastle.asn1.ASN1ObjectIdentifier) ECNamedCurveSpec(org.bouncycastle.jce.spec.ECNamedCurveSpec) AlgorithmIdentifier(org.bouncycastle.asn1.x509.AlgorithmIdentifier)

Example 13 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class SignerInformation method doVerify.

private boolean doVerify(SignerInformationVerifier verifier) throws CMSException {
    String encName = CMSSignedHelper.INSTANCE.getEncryptionAlgName(this.getEncryptionAlgOID());
    ContentVerifier contentVerifier;
    try {
        contentVerifier = verifier.getContentVerifier(encryptionAlgorithm, info.getDigestAlgorithm());
    } catch (OperatorCreationException e) {
        throw new CMSException("can't create content verifier: " + e.getMessage(), e);
    }
    try {
        OutputStream sigOut = contentVerifier.getOutputStream();
        if (resultDigest == null) {
            DigestCalculator calc = verifier.getDigestCalculator(this.getDigestAlgorithmID());
            if (content != null) {
                OutputStream digOut = calc.getOutputStream();
                if (signedAttributeSet == null) {
                    if (contentVerifier instanceof RawContentVerifier) {
                        content.write(digOut);
                    } else {
                        OutputStream cOut = new TeeOutputStream(digOut, sigOut);
                        content.write(cOut);
                        cOut.close();
                    }
                } else {
                    content.write(digOut);
                    sigOut.write(this.getEncodedSignedAttributes());
                }
                digOut.close();
            } else if (signedAttributeSet != null) {
                sigOut.write(this.getEncodedSignedAttributes());
            } else {
                // TODO Get rid of this exception and just treat content==null as empty not missing?
                throw new CMSException("data not encapsulated in signature - use detached constructor.");
            }
            resultDigest = calc.getDigest();
        } else {
            if (signedAttributeSet == null) {
                if (content != null) {
                    content.write(sigOut);
                }
            } else {
                sigOut.write(this.getEncodedSignedAttributes());
            }
        }
        sigOut.close();
    } catch (IOException e) {
        throw new CMSException("can't process mime object to create signature.", e);
    } catch (OperatorCreationException e) {
        throw new CMSException("can't create digest calculator: " + e.getMessage(), e);
    }
    // RFC 3852 11.1 Check the content-type attribute is correct
    {
        ASN1Primitive validContentType = getSingleValuedSignedAttribute(CMSAttributes.contentType, "content-type");
        if (validContentType == null) {
            if (!isCounterSignature && signedAttributeSet != null) {
                throw new CMSException("The content-type attribute type MUST be present whenever signed attributes are present in signed-data");
            }
        } else {
            if (isCounterSignature) {
                throw new CMSException("[For counter signatures,] the signedAttributes field MUST NOT contain a content-type attribute");
            }
            if (!(validContentType instanceof ASN1ObjectIdentifier)) {
                throw new CMSException("content-type attribute value not of ASN.1 type 'OBJECT IDENTIFIER'");
            }
            ASN1ObjectIdentifier signedContentType = (ASN1ObjectIdentifier) validContentType;
            if (!signedContentType.equals(contentType)) {
                throw new CMSException("content-type attribute value does not match eContentType");
            }
        }
    }
    // RFC 3852 11.2 Check the message-digest attribute is correct
    {
        ASN1Primitive validMessageDigest = getSingleValuedSignedAttribute(CMSAttributes.messageDigest, "message-digest");
        if (validMessageDigest == null) {
            if (signedAttributeSet != null) {
                throw new CMSException("the message-digest signed attribute type MUST be present when there are any signed attributes present");
            }
        } else {
            if (!(validMessageDigest instanceof ASN1OctetString)) {
                throw new CMSException("message-digest attribute value not of ASN.1 type 'OCTET STRING'");
            }
            ASN1OctetString signedMessageDigest = (ASN1OctetString) validMessageDigest;
            if (!Arrays.constantTimeAreEqual(resultDigest, signedMessageDigest.getOctets())) {
                throw new CMSSignerDigestMismatchException("message-digest attribute value does not match calculated value");
            }
        }
    }
    // RFC 3852 11.4 Validate countersignature attribute(s)
    {
        AttributeTable signedAttrTable = this.getSignedAttributes();
        if (signedAttrTable != null && signedAttrTable.getAll(CMSAttributes.counterSignature).size() > 0) {
            throw new CMSException("A countersignature attribute MUST NOT be a signed attribute");
        }
        AttributeTable unsignedAttrTable = this.getUnsignedAttributes();
        if (unsignedAttrTable != null) {
            ASN1EncodableVector csAttrs = unsignedAttrTable.getAll(CMSAttributes.counterSignature);
            for (int i = 0; i < csAttrs.size(); ++i) {
                Attribute csAttr = (Attribute) csAttrs.get(i);
                if (csAttr.getAttrValues().size() < 1) {
                    throw new CMSException("A countersignature attribute MUST contain at least one AttributeValue");
                }
            // Note: We don't recursively validate the countersignature value
            }
        }
    }
    try {
        if (signedAttributeSet == null && resultDigest != null) {
            if (contentVerifier instanceof RawContentVerifier) {
                RawContentVerifier rawVerifier = (RawContentVerifier) contentVerifier;
                if (encName.equals("RSA")) {
                    DigestInfo digInfo = new DigestInfo(new AlgorithmIdentifier(digestAlgorithm.getAlgorithm(), DERNull.INSTANCE), resultDigest);
                    return rawVerifier.verify(digInfo.getEncoded(ASN1Encoding.DER), this.getSignature());
                }
                return rawVerifier.verify(resultDigest, this.getSignature());
            }
        }
        return contentVerifier.verify(this.getSignature());
    } catch (IOException e) {
        throw new CMSException("can't process mime object to create signature.", e);
    }
}
Also used : ASN1OctetString(org.bouncycastle.asn1.ASN1OctetString) TeeOutputStream(org.bouncycastle.util.io.TeeOutputStream) Attribute(org.bouncycastle.asn1.cms.Attribute) ContentVerifier(org.bouncycastle.operator.ContentVerifier) RawContentVerifier(org.bouncycastle.operator.RawContentVerifier) OutputStream(java.io.OutputStream) TeeOutputStream(org.bouncycastle.util.io.TeeOutputStream) DigestCalculator(org.bouncycastle.operator.DigestCalculator) AttributeTable(org.bouncycastle.asn1.cms.AttributeTable) RawContentVerifier(org.bouncycastle.operator.RawContentVerifier) ASN1OctetString(org.bouncycastle.asn1.ASN1OctetString) IOException(java.io.IOException) AlgorithmIdentifier(org.bouncycastle.asn1.x509.AlgorithmIdentifier) DigestInfo(org.bouncycastle.asn1.x509.DigestInfo) ASN1EncodableVector(org.bouncycastle.asn1.ASN1EncodableVector) OperatorCreationException(org.bouncycastle.operator.OperatorCreationException) ASN1Primitive(org.bouncycastle.asn1.ASN1Primitive) ASN1ObjectIdentifier(org.bouncycastle.asn1.ASN1ObjectIdentifier)

Example 14 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class DefaultSignatureAlgorithmIdentifierFinder method generate.

private static AlgorithmIdentifier generate(String signatureAlgorithm) {
    AlgorithmIdentifier sigAlgId;
    AlgorithmIdentifier encAlgId;
    AlgorithmIdentifier digAlgId;
    String algorithmName = Strings.toUpperCase(signatureAlgorithm);
    ASN1ObjectIdentifier sigOID = (ASN1ObjectIdentifier) algorithms.get(algorithmName);
    if (sigOID == null) {
        throw new IllegalArgumentException("Unknown signature type requested: " + algorithmName);
    }
    if (noParams.contains(sigOID)) {
        sigAlgId = new AlgorithmIdentifier(sigOID);
    } else if (params.containsKey(algorithmName)) {
        sigAlgId = new AlgorithmIdentifier(sigOID, (ASN1Encodable) params.get(algorithmName));
    } else {
        sigAlgId = new AlgorithmIdentifier(sigOID, DERNull.INSTANCE);
    }
    if (pkcs15RsaEncryption.contains(sigOID)) {
        encAlgId = new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, DERNull.INSTANCE);
    } else {
        encAlgId = sigAlgId;
    }
    if (sigAlgId.getAlgorithm().equals(PKCSObjectIdentifiers.id_RSASSA_PSS)) {
        digAlgId = ((RSASSAPSSparams) sigAlgId.getParameters()).getHashAlgorithm();
    } else {
        digAlgId = new AlgorithmIdentifier((ASN1ObjectIdentifier) digestOids.get(sigOID), DERNull.INSTANCE);
    }
    return sigAlgId;
}
Also used : ASN1ObjectIdentifier(org.bouncycastle.asn1.ASN1ObjectIdentifier) AlgorithmIdentifier(org.bouncycastle.asn1.x509.AlgorithmIdentifier)

Example 15 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class BcDefaultDigestProvider method createTable.

private static Map createTable() {
    Map table = new HashMap();
    table.put(OIWObjectIdentifiers.idSHA1, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA1Digest();
        }
    });
    // BEGIN android-removed
    // table.put(NISTObjectIdentifiers.id_sha224, new BcDigestProvider()
    // {
    //     public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier)
    //     {
    //         return new SHA224Digest();
    //     }
    // });
    // END android-removed
    table.put(NISTObjectIdentifiers.id_sha256, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA256Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha384, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA384Digest();
        }
    });
    table.put(NISTObjectIdentifiers.id_sha512, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new SHA512Digest();
        }
    });
    table.put(PKCSObjectIdentifiers.md5, new BcDigestProvider() {

        public ExtendedDigest get(AlgorithmIdentifier digestAlgorithmIdentifier) {
            return new MD5Digest();
        }
    });
    return Collections.unmodifiableMap(table);
}
Also used : ExtendedDigest(org.bouncycastle.crypto.ExtendedDigest) SHA512Digest(org.bouncycastle.crypto.digests.SHA512Digest) MD5Digest(org.bouncycastle.crypto.digests.MD5Digest) HashMap(java.util.HashMap) SHA256Digest(org.bouncycastle.crypto.digests.SHA256Digest) SHA1Digest(org.bouncycastle.crypto.digests.SHA1Digest) HashMap(java.util.HashMap) Map(java.util.Map) SHA384Digest(org.bouncycastle.crypto.digests.SHA384Digest) AlgorithmIdentifier(org.bouncycastle.asn1.x509.AlgorithmIdentifier)

Aggregations

AlgorithmIdentifier (org.bouncycastle.asn1.x509.AlgorithmIdentifier)114 IOException (java.io.IOException)47 ASN1ObjectIdentifier (org.bouncycastle.asn1.ASN1ObjectIdentifier)36 SubjectPublicKeyInfo (org.bouncycastle.asn1.x509.SubjectPublicKeyInfo)35 NoSuchAlgorithmException (java.security.NoSuchAlgorithmException)32 BigInteger (java.math.BigInteger)29 X509Certificate (java.security.cert.X509Certificate)27 X500Name (org.bouncycastle.asn1.x500.X500Name)27 DEROctetString (org.bouncycastle.asn1.DEROctetString)21 ASN1EncodableVector (org.bouncycastle.asn1.ASN1EncodableVector)20 KeyPair (java.security.KeyPair)19 ASN1OctetString (org.bouncycastle.asn1.ASN1OctetString)19 ASN1Sequence (org.bouncycastle.asn1.ASN1Sequence)19 Date (java.util.Date)18 ASN1Encodable (org.bouncycastle.asn1.ASN1Encodable)18 ASN1Integer (org.bouncycastle.asn1.ASN1Integer)17 DERSequence (org.bouncycastle.asn1.DERSequence)16 KeyPairGenerator (java.security.KeyPairGenerator)15 PublicKey (java.security.PublicKey)14 ContentSigner (org.bouncycastle.operator.ContentSigner)14