Examples of org.apache.commons.ssl.asn1.ASN1InputStream

org.bouncycastle.asn1.ASN1InputStream
a general purpose ASN.1 decoder - note: this class differs from the others in that it returns null after it has read the last object in the stream. If an ASN.1 NULL is encountered a DER/BER Null object is returned.

        byte[]  bytes)
    {
        try
        {
            ByteArrayInputStream    bIn = new ByteArrayInputStream(bytes);
            ASN1InputStream         dIn = new ASN1InputStream(bIn);


            return (ASN1Sequence)dIn.readObject();
        }
        catch (Exception e)
        {
            throw new IllegalArgumentException("badly encoded request");
        }

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        this.sigAlgId = new AlgorithmIdentifier(sigOID, null);


        byte[]                  bytes = key.getEncoded();
        ByteArrayInputStream    bIn = new ByteArrayInputStream(bytes);
        ASN1InputStream         dIn = new ASN1InputStream(bIn);


        try
        {
            this.reqInfo = new CertificationRequestInfo(subject, new SubjectPublicKeyInfo((ASN1Sequence)dIn.readObject()), attributes);
        }
        catch (IOException e)
        {
            throw new IllegalArgumentException("can't encode public key");
        }

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    public void setPublicKey(
        PublicKey       key)
    {
        try
        {
            tbsGen.setSubjectPublicKeyInfo(new SubjectPublicKeyInfo((ASN1Sequence)new ASN1InputStream(
                                new ByteArrayInputStream(key.getEncoded())).readObject()));
        }
        catch (Exception e)
        {
            throw new IllegalArgumentException("unable to process key - " + e.toString());

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     */
    public X509Principal(
        byte[]  bytes)
        throws IOException
    {
        super((ASN1Sequence)(new ASN1InputStream(new ByteArrayInputStream(bytes)).readObject()));
    }

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            {
                data[index] |= (byte)(right - 'a' + 10);
            }
        }


        ASN1InputStream aIn = new ASN1InputStream(
                                            new ByteArrayInputStream(data));


        return aIn.readObject();
    }

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        algId = new AlgorithmIdentifier((ASN1Sequence)e.nextElement());


        try
        {
            ByteArrayInputStream    bIn = new ByteArrayInputStream(((ASN1OctetString)e.nextElement()).getOctets());
            ASN1InputStream         aIn = new ASN1InputStream(bIn);


            privKey = aIn.readObject();
        }
        catch (IOException ex)
        {
            throw new IllegalArgumentException("Error recoverying private key from sequence");
        }

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    public static void main(
        String args[])
        throws Exception
    {
        FileInputStream fIn = new FileInputStream(args[0]);
        ASN1InputStream bIn = new ASN1InputStream(fIn);
        Object          obj = null;


        while ((obj = bIn.readObject()) != null)
        {
            System.out.println(ASN1Dump.dumpAsString(obj));
        }
    }

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            X509CertParser cr = new X509CertParser();
            cr.engineInit(new ByteArrayInputStream(certsKey));
            certs = cr.engineReadAll();
            signCert = (X509Certificate)certs.iterator().next();
            crls = new ArrayList();
            ASN1InputStream in = new ASN1InputStream(new ByteArrayInputStream(contentsKey));
            digest = ((DEROctetString)in.readObject()).getOctets();
            if (provider == null)
                sig = Signature.getInstance("SHA1withRSA");
            else
                sig = Signature.getInstance("SHA1withRSA", provider);
            sig.initVerify(signCert.getPublicKey());

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     * @param contentsKey the /Contents key
     * @param provider the provider or <code>null</code> for the default provider
     */    
    public PdfPKCS7(byte[] contentsKey, String provider) {
        try {
            ASN1InputStream din = new ASN1InputStream(new ByteArrayInputStream(contentsKey));


            //
            // Basic checks to make sure it's a PKCS#7 SignedData Object
            //
            DERObject pkcs;


            try {
                pkcs = din.readObject();
            }
            catch (IOException e) {
                throw new IllegalArgumentException("can't decode PKCS7SignedData object");
            }
            if (!(pkcs instanceof ASN1Sequence)) {

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     * @param enc a TBSCertificate in a byte array
     * @return a DERObject
     */
    private static DERObject getIssuer(byte[] enc) {
        try {
            ASN1InputStream in = new ASN1InputStream(new ByteArrayInputStream(enc));
            ASN1Sequence seq = (ASN1Sequence)in.readObject();
            return (DERObject)seq.getObjectAt(seq.getObjectAt(0) instanceof DERTaggedObject ? 3 : 2);
        }
        catch (IOException e) {
            throw new ExceptionConverter(e);
        }

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org.apache.commons.ssl.ASN1Util

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