C# DerObjectIdentifier.Equals方法代码示例

		public X9Curve(
            X9FieldID		fieldID,
            Asn1Sequence	seq)
        {
			if (fieldID == null)
				throw new ArgumentNullException("fieldID");
			if (seq == null)
				throw new ArgumentNullException("seq");

			this.fieldIdentifier = fieldID.Identifier;

			if (fieldIdentifier.Equals(X9ObjectIdentifiers.PrimeField))
            {
                BigInteger q = ((DerInteger) fieldID.Parameters).Value;
                X9FieldElement x9A = new X9FieldElement(q, (Asn1OctetString) seq[0]);
                X9FieldElement x9B = new X9FieldElement(q, (Asn1OctetString) seq[1]);
                curve = new FpCurve(q, x9A.Value.ToBigInteger(), x9B.Value.ToBigInteger());
            }
            else
            {
				if (fieldIdentifier.Equals(X9ObjectIdentifiers.CharacteristicTwoField)) 
				{
					// Characteristic two field
					DerSequence parameters = (DerSequence)fieldID.Parameters;
					int m = ((DerInteger)parameters[0]).Value.IntValue;
					DerObjectIdentifier representation
						= (DerObjectIdentifier)parameters[1];

					int k1 = 0;
					int k2 = 0;
					int k3 = 0;
					if (representation.Equals(X9ObjectIdentifiers.TPBasis)) 
					{
						// Trinomial basis representation
						k1 = ((DerInteger)parameters[2]).Value.IntValue;
					}
					else 
					{
						// Pentanomial basis representation
						DerSequence pentanomial = (DerSequence) parameters[2];
						k1 = ((DerInteger) pentanomial[0]).Value.IntValue;
						k2 = ((DerInteger) pentanomial[1]).Value.IntValue;
						k3 = ((DerInteger) pentanomial[2]).Value.IntValue;
					}
					X9FieldElement x9A = new X9FieldElement(m, k1, k2, k3, (Asn1OctetString)seq[0]);
					X9FieldElement x9B = new X9FieldElement(m, k1, k2, k3, (Asn1OctetString)seq[1]);
					// TODO Is it possible to get the order (n) and cofactor(h) too?
					curve = new F2mCurve(m, k1, k2, k3, x9A.Value.ToBigInteger(), x9B.Value.ToBigInteger());
				}
			}

			if (seq.Count == 3)
            {
                seed = ((DerBitString) seq[2]).GetBytes();
            }
        }

        /**
         * Apply default conversion for the given value depending on the oid
         * and the character range of the value.
         *
         * @param oid the object identifier for the DN entry
         * @param value the value associated with it
         * @return the ASN.1 equivalent for the string value.
         */
        public override Asn1Object GetConvertedValue(
            DerObjectIdentifier	oid,
            string				value)
        {
            if (value.Length != 0 && value[0] == '#')
            {
                try
                {
                    return ConvertHexEncoded(value, 1);
                }
                catch (IOException)
                {
                    throw new Exception("can't recode value for oid " + oid.Id);
                }
            }

            if (oid.Equals(X509Name.EmailAddress) || oid.Equals(X509Name.DC))
            {
                return new DerIA5String(value);
            }

            if (oid.Equals(X509Name.DateOfBirth)) // accept time string as well as # (for compatibility)
            {
                return new DerGeneralizedTime(value);
            }

            if (oid.Equals(X509Name.C)
                || oid.Equals(X509Name.SerialNumber)
                || oid.Equals(X509Name.DnQualifier))
            {
                return new DerPrintableString(value);
            }

            return new DerUtf8String(value);
        }

		private void recodeCheck(
			string	oid,
			byte[]	enc)
		{
			DerObjectIdentifier o = new DerObjectIdentifier(oid);
			DerObjectIdentifier encO = (DerObjectIdentifier) Asn1Object.FromByteArray(enc);

			if (!o.Equals(encO))
			{
				Fail("oid ID didn't match", o, encO);
			}

			byte[] bytes = o.GetDerEncoded();

			if (!Arrays.AreEqual(bytes, enc))
			{
				Fail("failed comparison test", Hex.ToHexString(enc), Hex.ToHexString(bytes));
			}
		}

        /**
         * return an IList of the values found in the name, in the order they
         * were found, with the DN label corresponding to passed in oid.
         */
        public IList GetValueList(DerObjectIdentifier oid)
        {
            IList v = Platform.CreateArrayList();
            for (int i = 0; i != values.Count; i++)
            {
                if (null == oid || oid.Equals(ordering[i]))
                {
                    string val = (string)values[i];

                    if (val.StartsWith("\\#"))
                    {
                        val = val.Substring(1);
                    }

                    v.Add(val);
                }
            }
            return v;
        }