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Example 6 with V3TBSCertificateGenerator

use of org.bouncycastle.asn1.x509.V3TBSCertificateGenerator 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)));
}
Also used : ASN1InputStream(com.android.org.bouncycastle.asn1.ASN1InputStream) ProviderException(java.security.ProviderException) Time(com.android.org.bouncycastle.asn1.x509.Time) DERBitString(com.android.org.bouncycastle.asn1.DERBitString) ASN1Integer(com.android.org.bouncycastle.asn1.ASN1Integer) AlgorithmIdentifier(com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier) DERInteger(com.android.org.bouncycastle.asn1.DERInteger) DERSequence(com.android.org.bouncycastle.asn1.DERSequence) X509CertificateObject(com.android.org.bouncycastle.jce.provider.X509CertificateObject) X509Principal(com.android.org.bouncycastle.jce.X509Principal) ASN1EncodableVector(com.android.org.bouncycastle.asn1.ASN1EncodableVector) V3TBSCertificateGenerator(com.android.org.bouncycastle.asn1.x509.V3TBSCertificateGenerator) TBSCertificate(com.android.org.bouncycastle.asn1.x509.TBSCertificate) ASN1ObjectIdentifier(com.android.org.bouncycastle.asn1.ASN1ObjectIdentifier)

Example 7 with V3TBSCertificateGenerator

use of org.bouncycastle.asn1.x509.V3TBSCertificateGenerator in project XobotOS by xamarin.

the class X509V3CertificateGenerator method reset.

/**
     * reset the generator
     */
public void reset() {
    tbsGen = new V3TBSCertificateGenerator();
    extGenerator.reset();
}
Also used : V3TBSCertificateGenerator(org.bouncycastle.asn1.x509.V3TBSCertificateGenerator)

Example 8 with V3TBSCertificateGenerator

use of org.bouncycastle.asn1.x509.V3TBSCertificateGenerator in project android_frameworks_base by DirtyUnicorns.

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)));
}
Also used : ASN1InputStream(com.android.org.bouncycastle.asn1.ASN1InputStream) ProviderException(java.security.ProviderException) Time(com.android.org.bouncycastle.asn1.x509.Time) DERBitString(com.android.org.bouncycastle.asn1.DERBitString) ASN1Integer(com.android.org.bouncycastle.asn1.ASN1Integer) AlgorithmIdentifier(com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier) DERInteger(com.android.org.bouncycastle.asn1.DERInteger) DERSequence(com.android.org.bouncycastle.asn1.DERSequence) X509CertificateObject(com.android.org.bouncycastle.jce.provider.X509CertificateObject) X509Principal(com.android.org.bouncycastle.jce.X509Principal) ASN1EncodableVector(com.android.org.bouncycastle.asn1.ASN1EncodableVector) V3TBSCertificateGenerator(com.android.org.bouncycastle.asn1.x509.V3TBSCertificateGenerator) TBSCertificate(com.android.org.bouncycastle.asn1.x509.TBSCertificate) ASN1ObjectIdentifier(com.android.org.bouncycastle.asn1.ASN1ObjectIdentifier)

Aggregations

ASN1EncodableVector (com.android.org.bouncycastle.asn1.ASN1EncodableVector)5 ASN1InputStream (com.android.org.bouncycastle.asn1.ASN1InputStream)5 ASN1Integer (com.android.org.bouncycastle.asn1.ASN1Integer)5 ASN1ObjectIdentifier (com.android.org.bouncycastle.asn1.ASN1ObjectIdentifier)5 DERBitString (com.android.org.bouncycastle.asn1.DERBitString)5 DERInteger (com.android.org.bouncycastle.asn1.DERInteger)5 DERSequence (com.android.org.bouncycastle.asn1.DERSequence)5 AlgorithmIdentifier (com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier)5 TBSCertificate (com.android.org.bouncycastle.asn1.x509.TBSCertificate)5 Time (com.android.org.bouncycastle.asn1.x509.Time)5 V3TBSCertificateGenerator (com.android.org.bouncycastle.asn1.x509.V3TBSCertificateGenerator)5 X509Principal (com.android.org.bouncycastle.jce.X509Principal)5 X509CertificateObject (com.android.org.bouncycastle.jce.provider.X509CertificateObject)5 ProviderException (java.security.ProviderException)5 V3TBSCertificateGenerator (org.bouncycastle.asn1.x509.V3TBSCertificateGenerator)3 ByteArrayInputStream (java.io.ByteArrayInputStream)1 Signature (java.security.Signature)1 X509Certificate (java.security.cert.X509Certificate)1 Calendar (java.util.Calendar)1 Date (java.util.Date)1