Ejemplo n.º 1
0
        internal override void encode(
            DEROutputStream derOut)
        {
            OIDTokenizer    tok  = new OIDTokenizer(identifier);
            MemoryStream    bOut = new MemoryStream();
            DEROutputStream dOut = new DEROutputStream(bOut);

            string token = "";

            try
            {
                token = tok.nextToken();
                int first = System.Int32.Parse(token);

                token = tok.nextToken();
                int second = System.Int32.Parse(token);

                writeField(bOut, first * 40 + second);
            }
            catch (Exception)
            {
                throw new Exception("Problems parsing identifier: " + identifier + ", " + token);
            }

            while (tok.hasMoreTokens())
            {
                writeField(bOut, System.Int64.Parse(tok.nextToken()));
            }

            dOut.Close();

            byte[] bytes = bOut.ToArray();

            derOut.writeEncoded(ASN1Tags.OBJECT_IDENTIFIER, bytes);
        }
Ejemplo n.º 2
0
        protected ASN1OctetString(
            ASN1Encodable obj)
        {
            try
            {
                MemoryStream    bOut = new MemoryStream();
                DEROutputStream dOut = new DEROutputStream(bOut);

                dOut.writeObject(obj);
                dOut.Close();

                this.str = bOut.ToArray();
            }
            catch (IOException e)
            {
                throw new ArgumentException("Error processing object : " + e.ToString());
            }
        }
Ejemplo n.º 3
0
        /*
         * A note on the implementation:
         * <p>
         * As DER requires the constructed, definite-length model to
         * be used for structured types, this varies slightly from the
         * ASN.1 descriptions given. Rather than just outputing SET,
         * we also have to specify CONSTRUCTED, and the objects length.
         */
        internal override void encode(
            DEROutputStream derOut)
        {
            MemoryStream    bOut = new MemoryStream();
            DEROutputStream dOut = new DEROutputStream(bOut);
            IEnumerator     e    = this.getObjects();

            while (e.MoveNext())
            {
                object obj = e.Current;

                dOut.writeObject(obj);
            }

            dOut.Close();

            byte[] bytes = bOut.ToArray();

            derOut.writeEncoded(ASN1Tags.SET | ASN1Tags.CONSTRUCTED, bytes);
        }
Ejemplo n.º 4
0
        internal override void encode(
            DEROutputStream derOut)
        {
            if (!empty)
            {
                MemoryStream    bOut = new MemoryStream();
                DEROutputStream dOut = new DEROutputStream(bOut);

                dOut.writeObject(obj);
                dOut.Close();

                byte[] bytes = bOut.ToArray();

                if (explicitly)
                {
                    derOut.writeEncoded((int)(ASN1Tags.CONSTRUCTED | ASN1Tags.TAGGED) | tagNo, bytes);
                }
                else
                {
                    //
                    // need to mark constructed types...
                    //
                    if ((bytes[0] & (byte)ASN1Tags.CONSTRUCTED) != 0)
                    {
                        bytes[0] = (byte)((int)(ASN1Tags.CONSTRUCTED | ASN1Tags.TAGGED) | tagNo);
                    }
                    else
                    {
                        bytes[0] = (byte)((int)(ASN1Tags.TAGGED) | tagNo);
                    }

                    derOut.Write(bytes, 0, bytes.Length);
                }
            }
            else
            {
                derOut.writeEncoded((int)(ASN1Tags.CONSTRUCTED | ASN1Tags.TAGGED) | tagNo, new byte[0]);
            }
        }