Examples with TBSCertificate org.bouncycastle.asn1.x509.TBSCertificate used on opensource projects

Example 11 with TBSCertificate

use of org.bouncycastle.asn1.x509.TBSCertificate in project robovm by robovm.

the class X509V1CertificateGenerator method generate.

/**
     * generate an X509 certificate, based on the current issuer and subject,
     * using the passed in provider for the signing, and the passed in source
     * of randomness (if required).
     */
public X509Certificate generate(PrivateKey key, String provider, SecureRandom random) throws CertificateEncodingException, IllegalStateException, NoSuchProviderException, NoSuchAlgorithmException, SignatureException, InvalidKeyException {
    TBSCertificate tbsCert = tbsGen.generateTBSCertificate();
    byte[] signature;
    try {
        signature = X509Util.calculateSignature(sigOID, signatureAlgorithm, provider, key, random, tbsCert);
    } catch (IOException e) {
        throw new ExtCertificateEncodingException("exception encoding TBS cert", e);
    }
    return generateJcaObject(tbsCert, signature);
}

Example 12 with TBSCertificate

use of org.bouncycastle.asn1.x509.TBSCertificate in project robovm by robovm.

the class X509V1CertificateGenerator method generateJcaObject.

private X509Certificate generateJcaObject(TBSCertificate tbsCert, byte[] signature) throws CertificateEncodingException {
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(tbsCert);
    v.add(sigAlgId);
    v.add(new DERBitString(signature));
    try {
        return new X509CertificateObject(Certificate.getInstance(new DERSequence(v)));
    } catch (CertificateParsingException e) {
        throw new ExtCertificateEncodingException("exception producing certificate object", e);
    }
}

Example 13 with TBSCertificate

use of org.bouncycastle.asn1.x509.TBSCertificate in project robovm by robovm.

the class X509V3CertificateGenerator method generateJcaObject.

private X509Certificate generateJcaObject(TBSCertificate tbsCert, byte[] signature) throws CertificateParsingException {
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(tbsCert);
    v.add(sigAlgId);
    v.add(new DERBitString(signature));
    return new X509CertificateObject(Certificate.getInstance(new DERSequence(v)));
}

Example 14 with TBSCertificate

use of org.bouncycastle.asn1.x509.TBSCertificate in project platform_frameworks_base by android.

the class AndroidKeyStoreKeyPairGeneratorSpi method generateSelfSignedCertificateWithFakeSignature.

@SuppressWarnings("deprecation")
private X509Certificate generateSelfSignedCertificateWithFakeSignature(PublicKey publicKey) throws IOException, CertificateParsingException {
    V3TBSCertificateGenerator tbsGenerator = new V3TBSCertificateGenerator();
    ASN1ObjectIdentifier sigAlgOid;
    AlgorithmIdentifier sigAlgId;
    byte[] signature;
    switch(mKeymasterAlgorithm) {
        case KeymasterDefs.KM_ALGORITHM_EC:
            sigAlgOid = X9ObjectIdentifiers.ecdsa_with_SHA256;
            sigAlgId = new AlgorithmIdentifier(sigAlgOid);
            ASN1EncodableVector v = new ASN1EncodableVector();
            v.add(new DERInteger(0));
            v.add(new DERInteger(0));
            signature = new DERSequence().getEncoded();
            break;
        case KeymasterDefs.KM_ALGORITHM_RSA:
            sigAlgOid = PKCSObjectIdentifiers.sha256WithRSAEncryption;
            sigAlgId = new AlgorithmIdentifier(sigAlgOid, DERNull.INSTANCE);
            signature = new byte[1];
            break;
        default:
            throw new ProviderException("Unsupported key algorithm: " + mKeymasterAlgorithm);
    }
    try (ASN1InputStream publicKeyInfoIn = new ASN1InputStream(publicKey.getEncoded())) {
        tbsGenerator.setSubjectPublicKeyInfo(SubjectPublicKeyInfo.getInstance(publicKeyInfoIn.readObject()));
    }
    tbsGenerator.setSerialNumber(new ASN1Integer(mSpec.getCertificateSerialNumber()));
    X509Principal subject = new X509Principal(mSpec.getCertificateSubject().getEncoded());
    tbsGenerator.setSubject(subject);
    tbsGenerator.setIssuer(subject);
    tbsGenerator.setStartDate(new Time(mSpec.getCertificateNotBefore()));
    tbsGenerator.setEndDate(new Time(mSpec.getCertificateNotAfter()));
    tbsGenerator.setSignature(sigAlgId);
    TBSCertificate tbsCertificate = tbsGenerator.generateTBSCertificate();
    ASN1EncodableVector result = new ASN1EncodableVector();
    result.add(tbsCertificate);
    result.add(sigAlgId);
    result.add(new DERBitString(signature));
    return new X509CertificateObject(Certificate.getInstance(new DERSequence(result)));
}

Example 15 with TBSCertificate

use of org.bouncycastle.asn1.x509.TBSCertificate in project XobotOS by xamarin.

the class V1TBSCertificateGenerator method generateTBSCertificate.

public TBSCertificateStructure generateTBSCertificate() {
    if ((serialNumber == null) || (signature == null) || (issuer == null) || (startDate == null) || (endDate == null) || (subject == null) || (subjectPublicKeyInfo == null)) {
        throw new IllegalStateException("not all mandatory fields set in V1 TBScertificate generator");
    }
    ASN1EncodableVector seq = new ASN1EncodableVector();
    // seq.add(version); - not required as default value.
    seq.add(serialNumber);
    seq.add(signature);
    seq.add(issuer);
    //
    // before and after dates
    //
    ASN1EncodableVector validity = new ASN1EncodableVector();
    validity.add(startDate);
    validity.add(endDate);
    seq.add(new DERSequence(validity));
    seq.add(subject);
    seq.add(subjectPublicKeyInfo);
    return new TBSCertificateStructure(new DERSequence(seq));
}