Exemplo n.º 1
0
 internal void Encode(AsnWriter writer)
 {
     Encode(writer, Asn1Tag.Sequence);
 }
Exemplo n.º 2
0
 internal void Encode(AsnWriter writer)
 {
     AsnSerializer.Serialize(this, writer);
 }
Exemplo n.º 3
0
        internal void Encode(AsnWriter writer)
        {
            bool wroteValue = false;

            if (TeletexString != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(UniversalTagNumber.T61String, TeletexString);
                wroteValue = true;
            }

            if (PrintableString != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(UniversalTagNumber.PrintableString, PrintableString);
                wroteValue = true;
            }

            if (UniversalString.HasValue)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                // Validator for tag constraint for UniversalString
                {
                    if (!Asn1Tag.TryParse(UniversalString.Value.Span, out Asn1Tag validateTag, out _) ||
                        !validateTag.HasSameClassAndValue(new Asn1Tag((UniversalTagNumber)28)))
                    {
                        throw new CryptographicException();
                    }
                }

                writer.WriteEncodedValue(UniversalString.Value);
                wroteValue = true;
            }

            if (Utf8String != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(UniversalTagNumber.UTF8String, Utf8String);
                wroteValue = true;
            }

            if (BmpString != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(UniversalTagNumber.BMPString, BmpString);
                wroteValue = true;
            }

            if (!wroteValue)
            {
                throw new CryptographicException();
            }
        }
Exemplo n.º 4
0
        internal void Encode(AsnWriter writer, Asn1Tag tag)
        {
            writer.PushSequence(tag);


            // DEFAULT value handler for HashAlgorithm.
            {
                AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER);
                HashAlgorithm.Encode(tmp);

                if (!tmp.EncodedValueEquals(DefaultHashAlgorithm))
                {
                    writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 0));
                    tmp.CopyTo(writer);
                    writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 0));
                }
            }


            // DEFAULT value handler for MaskGenAlgorithm.
            {
                AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER);
                MaskGenAlgorithm.Encode(tmp);

                if (!tmp.EncodedValueEquals(DefaultMaskGenAlgorithm))
                {
                    writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 1));
                    tmp.CopyTo(writer);
                    writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 1));
                }
            }


            // DEFAULT value handler for SaltLength.
            {
                AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER);
                tmp.WriteInteger(SaltLength);

                if (!tmp.EncodedValueEquals(DefaultSaltLength))
                {
                    writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 2));
                    tmp.CopyTo(writer);
                    writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 2));
                }
            }


            // DEFAULT value handler for TrailerField.
            {
                AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER);
                tmp.WriteInteger(TrailerField);

                if (!tmp.EncodedValueEquals(DefaultTrailerField))
                {
                    writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 3));
                    tmp.CopyTo(writer);
                    writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 3));
                }
            }

            writer.PopSequence(tag);
        }
Exemplo n.º 5
0
        internal void Encode(AsnWriter writer, Asn1Tag tag)
        {
            writer.PushSequence(tag);


            // DEFAULT value handler for HashAlgorithm.
            {
                using (AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER))
                {
                    HashAlgorithm.Encode(tmp);
                    ReadOnlySpan <byte> encoded = tmp.EncodeAsSpan();

                    if (!encoded.SequenceEqual(s_defaultHashAlgorithm))
                    {
                        writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 0));
                        writer.WriteEncodedValue(encoded);
                        writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 0));
                    }
                }
            }


            // DEFAULT value handler for MaskGenAlgorithm.
            {
                using (AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER))
                {
                    MaskGenAlgorithm.Encode(tmp);
                    ReadOnlySpan <byte> encoded = tmp.EncodeAsSpan();

                    if (!encoded.SequenceEqual(s_defaultMaskGenAlgorithm))
                    {
                        writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 1));
                        writer.WriteEncodedValue(encoded);
                        writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 1));
                    }
                }
            }


            // DEFAULT value handler for SaltLength.
            {
                using (AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER))
                {
                    tmp.WriteInteger(SaltLength);
                    ReadOnlySpan <byte> encoded = tmp.EncodeAsSpan();

                    if (!encoded.SequenceEqual(s_defaultSaltLength))
                    {
                        writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 2));
                        writer.WriteEncodedValue(encoded);
                        writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 2));
                    }
                }
            }


            // DEFAULT value handler for TrailerField.
            {
                using (AsnWriter tmp = new AsnWriter(AsnEncodingRules.DER))
                {
                    tmp.WriteInteger(TrailerField);
                    ReadOnlySpan <byte> encoded = tmp.EncodeAsSpan();

                    if (!encoded.SequenceEqual(s_defaultTrailerField))
                    {
                        writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 3));
                        writer.WriteEncodedValue(encoded);
                        writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 3));
                    }
                }
            }

            writer.PopSequence(tag);
        }
Exemplo n.º 6
0
        internal void Encode(AsnWriter writer)
        {
            bool wroteValue = false;

            if (OtherName.HasValue)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                OtherName.Value.Encode(writer, new Asn1Tag(TagClass.ContextSpecific, 0));
                wroteValue = true;
            }

            if (Rfc822Name != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(new Asn1Tag(TagClass.ContextSpecific, 1), UniversalTagNumber.IA5String, Rfc822Name);
                wroteValue = true;
            }

            if (DnsName != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(new Asn1Tag(TagClass.ContextSpecific, 2), UniversalTagNumber.IA5String, DnsName);
                wroteValue = true;
            }

            if (X400Address.HasValue)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                // Validator for tag constraint for X400Address
                {
                    if (!Asn1Tag.TryParse(X400Address.Value.Span, out Asn1Tag validateTag, out _) ||
                        !validateTag.HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 3)))
                    {
                        throw new CryptographicException();
                    }
                }

                writer.WriteEncodedValue(X400Address.Value);
                wroteValue = true;
            }

            if (DirectoryName.HasValue)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.PushSequence(new Asn1Tag(TagClass.ContextSpecific, 4));
                writer.WriteEncodedValue(DirectoryName.Value);
                writer.PopSequence(new Asn1Tag(TagClass.ContextSpecific, 4));
                wroteValue = true;
            }

            if (EdiPartyName.HasValue)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                EdiPartyName.Value.Encode(writer, new Asn1Tag(TagClass.ContextSpecific, 5));
                wroteValue = true;
            }

            if (Uri != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteCharacterString(new Asn1Tag(TagClass.ContextSpecific, 6), UniversalTagNumber.IA5String, Uri);
                wroteValue = true;
            }

            if (IPAddress.HasValue)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteOctetString(new Asn1Tag(TagClass.ContextSpecific, 7), IPAddress.Value.Span);
                wroteValue = true;
            }

            if (RegisteredId != null)
            {
                if (wroteValue)
                {
                    throw new CryptographicException();
                }

                writer.WriteObjectIdentifier(new Asn1Tag(TagClass.ContextSpecific, 8), RegisteredId);
                wroteValue = true;
            }

            if (!wroteValue)
            {
                throw new CryptographicException();
            }
        }