Examples of org.bouncycastle.asn1.x509.KeyUsage

org.bouncycastle.asn1.x509.KeyUsage

The KeyUsage object.

 id-ce-keyUsage OBJECT IDENTIFIER ::=  { id-ce 15 } KeyUsage ::= BIT STRING { digitalSignature        (0), nonRepudiation          (1), keyEncipherment         (2), dataEncipherment        (3), keyAgreement            (4), keyCertSign             (5), cRLSign                 (6), encipherOnly            (7), decipherOnly            (8) }

        byte[]  hash)
        throws IOException
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        DigestInfo              dInfo = new DigestInfo(algId, hash);


        dOut.writeObject(dInfo);


        return bOut.toByteArray();
    }

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        throws IOException
    {
        ByteArrayInputStream    bIn = new ByteArrayInputStream(encoding);
        DERInputStream          dIn = new DERInputStream(bIn);


        return new DigestInfo((ASN1Sequence)dIn.readObject());
    }

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        this.usage = usage;
    }


    public DERObject getDERObject()
    {
        return new KeyUsage(usage);
    }

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                        {
                            buf.append(new BasicConstraints((ASN1Sequence)dIn.readObject()) + nl);
                        }
                        else if (oid.equals(X509Extensions.KeyUsage))
                        {
                            buf.append(new KeyUsage((DERBitString)dIn.readObject()) + nl);
                        }
                        else if (oid.equals(MiscObjectIdentifiers.netscapeCertType))
                        {
                            buf.append(new NetscapeCertType((DERBitString)dIn.readObject()) + nl);
                        }

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        throws IOException
    {
        Extensions exts = c.getTBSCertificate().getExtensions();
        if (exts != null)
        {
            KeyUsage ku = KeyUsage.fromExtensions(exts);
            if (ku != null)
            {
                int bits = ku.getBytes()[0] & 0xff;
                if ((bits & keyUsageBits) != keyUsageBits)
                {
                    throw new TlsFatalAlert(AlertDescription.certificate_unknown);
                }
            }

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        this.usage = usage;
    }


    public ASN1Primitive toASN1Primitive()
    {
        return new KeyUsage(usage).toASN1Primitive();
    }

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        certGen.setSignatureAlgorithm("SHA256WithRSAEncryption");
    
        certGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false, new AuthorityKeyIdentifierStructure(caCert));
        certGen.addExtension(X509Extensions.SubjectKeyIdentifier, false, new SubjectKeyIdentifierStructure(intKey));
        certGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(0));
        certGen.addExtension(X509Extensions.KeyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyCertSign | KeyUsage.cRLSign));


        return certGen.generate(caKey, "BC");
    }

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        certGen.setSignatureAlgorithm("SHA256WithRSAEncryption");
        
        certGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false, new AuthorityKeyIdentifierStructure(caCert));
        certGen.addExtension(X509Extensions.SubjectKeyIdentifier, false, new SubjectKeyIdentifierStructure(entityKey));
        certGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(false));
        certGen.addExtension(X509Extensions.KeyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment));


        return certGen.generate(caKey, "BC");
    }

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        Vector values = new Vector();
        oids.add(X509Extensions.BasicConstraints);
        values.add(new X509Extension(true, new DEROctetString(new BasicConstraints(true))));
        oids.add(X509Extensions.KeyUsage);
        values.add(new X509Extension(true, new DEROctetString(
            new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign))));
        SubjectKeyIdentifier subjectKeyIdentifier = new SubjectKeyIdentifierStructure(pair.getPublic());
        X509Extension ski = new X509Extension(false, new DEROctetString(subjectKeyIdentifier));
        oids.add(X509Extensions.SubjectKeyIdentifier);
        values.add(ski);

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                        {
                            buf.append(new BasicConstraints((ASN1Sequence)dIn.readObject())).append(nl);
                        }
                        else if (oid.equals(X509Extensions.KeyUsage))
                        {
                            buf.append(new KeyUsage((DERBitString)dIn.readObject())).append(nl);
                        }
                        else if (oid.equals(MiscObjectIdentifiers.netscapeCertType))
                        {
                            buf.append(new NetscapeCertType((DERBitString)dIn.readObject())).append(nl);
                        }

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