Package org.bouncycastle.sasn1

Examples of org.bouncycastle.sasn1.DerSequenceGenerator

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    public void testReadingWritingNested()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       BerSequenceGenerator sGen = new BerSequenceGenerator(bOut);
       BerOctetStringGenerator octGen = new BerOctetStringGenerator(sGen.getRawOutputStream());
      
       OutputStream out = octGen.getOctetOutputStream();
      
       BerSequenceGenerator inSGen = new BerSequenceGenerator(out);
      
       BerOctetStringGenerator inOctGen = new BerOctetStringGenerator(inSGen.getRawOutputStream());
      
       OutputStream inOut = inOctGen.getOctetOutputStream();
      
       inOut.write(new byte[] { 1, 2, 3, 4 });
       inOut.write(new byte[10]);
      
       inOut.close();
      
       inSGen.close();
      
       out.close();
      
       sGen.close();
      
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    public void testNestedStructure()
        throws Exception
    {
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       
        BerSequenceGenerator sGen = new BerSequenceGenerator(bOut);
       
        sGen.addObject(new Asn1ObjectIdentifier(CMSObjectIdentifiers.compressedData.getId()));
       
        BerSequenceGenerator cGen = new BerSequenceGenerator(sGen.getRawOutputStream(), 0, true);
       
        cGen.addObject(new Asn1Integer(0));
       
        //
        // AlgorithmIdentifier
        //
        DerSequenceGenerator algGen = new DerSequenceGenerator(cGen.getRawOutputStream());
       
        algGen.addObject(new Asn1ObjectIdentifier("1.2"));

        algGen.close();
       
        //
        // Encapsulated ContentInfo
        //
        BerSequenceGenerator eiGen = new BerSequenceGenerator(cGen.getRawOutputStream());
       
        eiGen.addObject(new Asn1ObjectIdentifier("1.1"));
       
        BerOctetStringGenerator octGen = new BerOctetStringGenerator(eiGen.getRawOutputStream(), 0, true);
       
        //
        // output containing zeroes
        //
        OutputStream out = octGen.getOctetOutputStream();
       
        out.write(new byte[] { 1, 2, 3, 4 });
        out.write(new byte[4]);
        out.write(new byte[20]);
       
        out.close();
        eiGen.close();
        cGen.close();
        sGen.close();
       
        //
        // reading back
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    public void testDerWriting()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       DerSequenceGenerator  seqGen = new DerSequenceGenerator(bOut);
      
       seqGen.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen.addObject(new Asn1ObjectIdentifier("1.1"));
      
       seqGen.close();

       assertTrue("basic DER writing test failed.", Arrays.equals(seqData, bOut.toByteArray()));
    }
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    public void testNestedDerWriting()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       DerSequenceGenerator  seqGen1 = new DerSequenceGenerator(bOut);
      
       seqGen1.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen1.addObject(new Asn1ObjectIdentifier("1.1"));
      
       DerSequenceGenerator seqGen2 = new DerSequenceGenerator(seqGen1.getRawOutputStream());
      
       seqGen2.addObject(new Asn1Integer(BigInteger.valueOf(1)));
      
       seqGen2.close();
      
       seqGen1.close();

       assertTrue("nested DER writing test failed.", Arrays.equals(nestedSeqData, bOut.toByteArray()));
    }
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    public void testDerExplicitTaggedSequenceWriting()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       DerSequenceGenerator  seqGen = new DerSequenceGenerator(bOut, 1, true);
      
       seqGen.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen.addObject(new Asn1ObjectIdentifier("1.1"));
      
       seqGen.close();

       assertTrue("explicit tag writing test failed.", Arrays.equals(expTagSeqData, bOut.toByteArray()));
    }
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    public void testDerImplicitTaggedSequenceWriting()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       DerSequenceGenerator  seqGen = new DerSequenceGenerator(bOut, 1, false);
      
       seqGen.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen.addObject(new Asn1ObjectIdentifier("1.1"));
      
       seqGen.close();

       assertTrue("implicit tag writing test failed.", Arrays.equals(implTagSeqData, bOut.toByteArray()));
    }
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    public void testNestedExplicitTagDerWriting()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       DerSequenceGenerator  seqGen1 = new DerSequenceGenerator(bOut);
      
       seqGen1.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen1.addObject(new Asn1ObjectIdentifier("1.1"));
      
       DerSequenceGenerator seqGen2 = new DerSequenceGenerator(seqGen1.getRawOutputStream(), 1, true);
      
       seqGen2.addObject(new Asn1Integer(BigInteger.valueOf(1)));
      
       seqGen2.close();
      
       seqGen1.close();

       assertTrue("nested explicit tagged DER writing test failed.", Arrays.equals(nestedSeqExpTagData, bOut.toByteArray()));
    }
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    public void testNestedImplicitTagDerWriting()
        throws Exception
    {
       ByteArrayOutputStream bOut = new ByteArrayOutputStream();
       DerSequenceGenerator  seqGen1 = new DerSequenceGenerator(bOut);
      
       seqGen1.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen1.addObject(new Asn1ObjectIdentifier("1.1"));
      
       DerSequenceGenerator seqGen2 = new DerSequenceGenerator(seqGen1.getRawOutputStream(), 1, false);
      
       seqGen2.addObject(new Asn1Integer(BigInteger.valueOf(1)));
      
       seqGen2.close();
      
       seqGen1.close();

       assertTrue("nested implicit tagged DER writing test failed.", Arrays.equals(nestedSeqImpTagData, bOut.toByteArray()));
    }
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       seqGen1.addObject(new Asn1Integer(BigInteger.valueOf(0)));
      
       seqGen1.addObject(new Asn1ObjectIdentifier("1.1"));
      
       DerSequenceGenerator seqGen2 = new DerSequenceGenerator(seqGen1.getRawOutputStream());
      
       seqGen2.addObject(new Asn1Integer(BigInteger.valueOf(1)));
      
       seqGen2.close();
      
       seqGen1.close();

       assertTrue("nested BER/DER writing test failed.", Arrays.equals(berDerNestedSeqData, bOut.toByteArray()));
    }
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        cGen.addObject(new Asn1Integer(0));
       
        //
        // AlgorithmIdentifier
        //
        DerSequenceGenerator algGen = new DerSequenceGenerator(cGen.getRawOutputStream());
       
        algGen.addObject(new Asn1ObjectIdentifier("1.2"));

        algGen.close();
       
        //
        // Encapsulated ContentInfo
        //
        BerSequenceGenerator eiGen = new BerSequenceGenerator(cGen.getRawOutputStream());
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Related Classes of org.bouncycastle.sasn1.DerSequenceGenerator

  • com.bitsofproof.supernode.common.ECKeyPair
  • junit.framework.TestSuite
  • org.bouncycastle.asn1.ASN1InputStream
  • org.bouncycastle.asn1.DEROctetString
  • org.bouncycastle.cms.CMSCompressedDataStreamGenerator
  • org.bouncycastle.sasn1.Asn1InputStream
  • org.bouncycastle.sasn1.Asn1Integer
  • org.bouncycastle.sasn1.Asn1Object
  • org.bouncycastle.sasn1.Asn1ObjectIdentifier
  • org.bouncycastle.sasn1.Asn1OctetString
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