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Example 16 with DERObject

use of org.bouncycastle.asn1.DERObject in project XobotOS by xamarin.

the class CertificateList method toASN1Object.

public DERObject toASN1Object() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(tbsCertList);
    v.add(sigAlgId);
    v.add(sig);
    return new DERSequence(v);
}
Also used : DERSequence(org.bouncycastle.asn1.DERSequence) ASN1EncodableVector(org.bouncycastle.asn1.ASN1EncodableVector)

Example 17 with DERObject

use of org.bouncycastle.asn1.DERObject in project XobotOS by xamarin.

the class PBES2Parameters method toASN1Object.

public DERObject toASN1Object() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(func);
    v.add(scheme);
    return new DERSequence(v);
}
Also used : DERSequence(org.bouncycastle.asn1.DERSequence) ASN1EncodableVector(org.bouncycastle.asn1.ASN1EncodableVector)

Example 18 with DERObject

use of org.bouncycastle.asn1.DERObject in project XobotOS by xamarin.

the class SubjectPublicKeyInfo method toASN1Object.

/**
     * Produce an object suitable for an ASN1OutputStream.
     * <pre>
     * SubjectPublicKeyInfo ::= SEQUENCE {
     *                          algorithm AlgorithmIdentifier,
     *                          publicKey BIT STRING }
     * </pre>
     */
public DERObject toASN1Object() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(algId);
    v.add(keyData);
    return new DERSequence(v);
}
Also used : DERSequence(org.bouncycastle.asn1.DERSequence) ASN1EncodableVector(org.bouncycastle.asn1.ASN1EncodableVector)

Example 19 with DERObject

use of org.bouncycastle.asn1.DERObject in project XobotOS by xamarin.

the class JCEECPublicKey method populateFromPubKeyInfo.

private void populateFromPubKeyInfo(SubjectPublicKeyInfo info) {
    // BEGIN android-removed
    // if (info.getAlgorithmId().getObjectId().equals(CryptoProObjectIdentifiers.gostR3410_2001))
    // {
    //     DERBitString bits = info.getPublicKeyData();
    //     ASN1OctetString key;
    //     this.algorithm = "ECGOST3410";
    //
    //     try
    //     {
    //         key = (ASN1OctetString) ASN1Object.fromByteArray(bits.getBytes());
    //     }
    //     catch (IOException ex)
    //     {
    //         throw new IllegalArgumentException("error recovering public key");
    //     }
    //
    //     byte[]          keyEnc = key.getOctets();
    //     byte[]          x = new byte[32];
    //     byte[]          y = new byte[32];
    //
    //     for (int i = 0; i != x.length; i++)
    //     {
    //         x[i] = keyEnc[32 - 1 - i];
    //     }
    //
    //     for (int i = 0; i != y.length; i++)
    //     {
    //         y[i] = keyEnc[64 - 1 - i];
    //     }
    //
    //     gostParams = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());
    //
    //     ECNamedCurveParameterSpec spec = ECGOST3410NamedCurveTable.getParameterSpec(ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()));
    //
    //     ECCurve curve = spec.getCurve();
    //     EllipticCurve ellipticCurve = EC5Util.convertCurve(curve, spec.getSeed());
    //
    //     this.q = curve.createPoint(new BigInteger(1, x), new BigInteger(1, y), false);
    //
    //     ecSpec = new ECNamedCurveSpec(
    //             ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()),
    //             ellipticCurve,
    //             new ECPoint(
    //                     spec.getG().getX().toBigInteger(),
    //                     spec.getG().getY().toBigInteger()),
    //                     spec.getN(), spec.getH());
    //
    // }
    // else
    // END android-removed
    {
        X962Parameters params = new X962Parameters((DERObject) info.getAlgorithmId().getParameters());
        ECCurve curve;
        EllipticCurve ellipticCurve;
        if (params.isNamedCurve()) {
            DERObjectIdentifier oid = (DERObjectIdentifier) params.getParameters();
            X9ECParameters ecP = ECUtil.getNamedCurveByOid(oid);
            curve = ecP.getCurve();
            ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());
            ecSpec = new ECNamedCurveSpec(ECUtil.getCurveName(oid), ellipticCurve, new ECPoint(ecP.getG().getX().toBigInteger(), ecP.getG().getY().toBigInteger()), ecP.getN(), ecP.getH());
        } else if (params.isImplicitlyCA()) {
            ecSpec = null;
            curve = ProviderUtil.getEcImplicitlyCa().getCurve();
        } else {
            X9ECParameters ecP = new X9ECParameters((ASN1Sequence) params.getParameters());
            curve = ecP.getCurve();
            ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());
            this.ecSpec = new ECParameterSpec(ellipticCurve, new ECPoint(ecP.getG().getX().toBigInteger(), ecP.getG().getY().toBigInteger()), ecP.getN(), ecP.getH().intValue());
        }
        DERBitString bits = info.getPublicKeyData();
        byte[] data = bits.getBytes();
        ASN1OctetString key = new DEROctetString(data);
        //
        if (data[0] == 0x04 && data[1] == data.length - 2 && (data[2] == 0x02 || data[2] == 0x03)) {
            int qLength = new X9IntegerConverter().getByteLength(curve);
            if (qLength >= data.length - 3) {
                try {
                    key = (ASN1OctetString) ASN1Object.fromByteArray(data);
                } catch (IOException ex) {
                    throw new IllegalArgumentException("error recovering public key");
                }
            }
        }
        X9ECPoint derQ = new X9ECPoint(curve, key);
        this.q = derQ.getPoint();
    }
}
Also used : ASN1OctetString(org.bouncycastle.asn1.ASN1OctetString) X9ECParameters(org.bouncycastle.asn1.x9.X9ECParameters) X9IntegerConverter(org.bouncycastle.asn1.x9.X9IntegerConverter) DERBitString(org.bouncycastle.asn1.DERBitString) IOException(java.io.IOException) X9ECPoint(org.bouncycastle.asn1.x9.X9ECPoint) ECPoint(java.security.spec.ECPoint) DERObjectIdentifier(org.bouncycastle.asn1.DERObjectIdentifier) DEROctetString(org.bouncycastle.asn1.DEROctetString) X962Parameters(org.bouncycastle.asn1.x9.X962Parameters) DERObject(org.bouncycastle.asn1.DERObject) EllipticCurve(java.security.spec.EllipticCurve) ECParameterSpec(java.security.spec.ECParameterSpec) X9ECPoint(org.bouncycastle.asn1.x9.X9ECPoint) ECCurve(org.bouncycastle.math.ec.ECCurve) ECNamedCurveSpec(org.bouncycastle.jce.spec.ECNamedCurveSpec)

Example 20 with DERObject

use of org.bouncycastle.asn1.DERObject in project XobotOS by xamarin.

the class PEMUtil method readPEMObject.

ASN1Sequence readPEMObject(InputStream in) throws IOException {
    String line;
    StringBuffer pemBuf = new StringBuffer();
    while ((line = readLine(in)) != null) {
        if (line.startsWith(_header1) || line.startsWith(_header2)) {
            break;
        }
    }
    while ((line = readLine(in)) != null) {
        if (line.startsWith(_footer1) || line.startsWith(_footer2)) {
            break;
        }
        pemBuf.append(line);
    }
    if (pemBuf.length() != 0) {
        DERObject o = new ASN1InputStream(Base64.decode(pemBuf.toString())).readObject();
        if (!(o instanceof ASN1Sequence)) {
            throw new IOException("malformed PEM data encountered");
        }
        return (ASN1Sequence) o;
    }
    return null;
}
Also used : ASN1InputStream(org.bouncycastle.asn1.ASN1InputStream) DERObject(org.bouncycastle.asn1.DERObject) ASN1Sequence(org.bouncycastle.asn1.ASN1Sequence) IOException(java.io.IOException)

Aggregations

ASN1EncodableVector (org.bouncycastle.asn1.ASN1EncodableVector)47 DERSequence (org.bouncycastle.asn1.DERSequence)42 DERObject (org.bouncycastle.asn1.DERObject)31 IOException (java.io.IOException)15 ASN1OctetString (org.bouncycastle.asn1.ASN1OctetString)15 ASN1InputStream (org.bouncycastle.asn1.ASN1InputStream)13 DERObjectIdentifier (org.bouncycastle.asn1.DERObjectIdentifier)12 PolicyRequiredException (org.nhindirect.policy.PolicyRequiredException)12 DERInteger (org.bouncycastle.asn1.DERInteger)11 ASN1Sequence (org.bouncycastle.asn1.ASN1Sequence)10 ArrayList (java.util.ArrayList)8 DEREncodable (org.bouncycastle.asn1.DEREncodable)8 DEROctetString (org.bouncycastle.asn1.DEROctetString)8 DERBitString (org.bouncycastle.asn1.DERBitString)7 DERTaggedObject (org.bouncycastle.asn1.DERTaggedObject)7 GeneralSecurityException (java.security.GeneralSecurityException)5 CertPathValidatorException (java.security.cert.CertPathValidatorException)5 Enumeration (java.util.Enumeration)5 BERSequence (org.bouncycastle.asn1.BERSequence)5 PolicyProcessException (org.nhindirect.policy.PolicyProcessException)5