public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLength = 0;
if (referral != null)
{
allLength += referral.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 3)
{
EncodingWay = EncodingWay.Constructed
});
}
allLength += errorMessage.BerEncode(buffer);
allLength += matchedDN.BerEncode(buffer);
allLength += resultCode.BerEncode(buffer);
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Universal, Asn1TagValue.Sequence)
{
EncodingWay = EncodingWay.Constructed
});
return(allLength);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
var res = EncodeIdentifier(Value);
buffer.WriteBytes(res);
return(res.Length);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
//Ref. X.680: 8.6.2.2
buffer.WriteBytes(ByteArrayValue);
buffer.WriteByte(unusedBitsInLastByte);
return(ByteArrayValue.Length + 1);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
int resultLen = 0;
resultLen += requestValue.BerEncodeWithoutUnisersalTag(buffer);
Asn1Tag valueTag = new Asn1Tag(Asn1TagType.Context, 1)
{
EncodingWay = EncodingWay.Primitive
};
resultLen += TagBerEncode(buffer, valueTag);
resultLen += requestName.BerEncodeWithoutUnisersalTag(buffer);
Asn1Tag nameTag = new Asn1Tag(Asn1TagType.Context, 0)
{
EncodingWay = EncodingWay.Primitive
};
resultLen += TagBerEncode(buffer, nameTag);
resultLen += LengthBerEncode(buffer, resultLen);
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
resultLen += TagBerEncode(buffer, this.TopTag);
return(resultLen);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
//TODO: Check X.690: 11.7 for more encoding details.
//Currently this works good only if there is no fractional portions in Value.
//In kerberos test suite, the time shall not include any fractional portions of the seconds. Ref. RFC4120: 5.2.3.
return(base.ValueBerEncode(buffer));
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
// Encode newSuperior
int resultLen = 0;
if (newSuperior != null)
{
resultLen = newSuperior.BerEncodeWithoutUnisersalTag(buffer);
resultLen += TagBerEncode(buffer, new Asn1Tag(Asn1TagType.Context, 0)
{
EncodingWay = EncodingWay.Primitive
});
}
// Encode deleteoldrdn
resultLen += deleteoldrdn.BerEncode(buffer, true);
// Encode newrdn
resultLen += newrdn.BerEncode(buffer, true);
// Encode entry
resultLen += entry.BerEncode(buffer, true);
// Encode Length
resultLen += LengthBerEncode(buffer, resultLen);
resultLen += TagBerEncode(buffer, this.TopTag);
return(resultLen);
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLength = 0;
if (controls != null)
{
allLength += controls.BerEncode(buffer, false);
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 0)
{
EncodingWay = EncodingWay.Constructed
});
}
allLength += protocolOp.BerEncode(buffer, true);
allLength += messageID.BerEncode(buffer, true);
if (explicitTag)
{
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Universal, Asn1TagValue.Sequence)
{
EncodingWay = EncodingWay.Constructed
});
}
return(allLength);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
//TODO: Check X.690: 11.7 for more encoding details.
//Currently this works good only if there is no fractional portions in Value.
//In kerberos test suite, the time shall not include any fractional portions of the seconds. Ref. RFC4120: 5.2.3.
return base.ValueBerEncode(buffer);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public virtual int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
//TODO: deal with explicitTag
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
//Encoding inversely since buffer is reversed.
//Add the encoding result of Value to the front of buffer.
int resultLen = ValueBerEncode(buffer);
//Add the encoding result of Length to the front of buffer.
resultLen += LengthBerEncode(buffer, resultLen);
//Add the encoding result of Universal Class Tag to the front of buffer.
Asn1Tag uniTag = this.UniversalTag;
resultLen += TagBerEncode(buffer, uniTag);
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
Asn1Tag topTag = this.TopTag;
if (topTag.TagType != Asn1TagType.Universal)
{
resultLen += LengthBerEncode(buffer, resultLen);
resultLen += TagBerEncode(buffer, topTag);
}
return(resultLen);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1EmptyDataException">
/// Thrown when trying to encode an undefined data.
/// </exception>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
if (SelectedChoice == UndefinedIndex)
{
throw new Asn1EmptyDataException(ExceptionMessages.EmptyData);
}
int length = GetData().BerEncode(buffer, explicitTag);
Asn1Tag contextTag = metaDatas[(int)choiceIndexInFieldsMemberInfo].AttachedTag;
if (contextTag != null)
{
length += LengthBerEncode(buffer, length);
length += TagBerEncode(buffer, contextTag);
}
Object[] attrs = GetType().GetCustomAttributes(typeof(Asn1Tag), true);
if (attrs.Length != 0)
{
Asn1Tag tag = attrs[0] as Asn1Tag;
length += LengthBerEncode(buffer, length);
length += TagBerEncode(buffer, tag);
}
return(length);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1EmptyDataException">
/// Thrown when trying to encode an undefined data.
/// </exception>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
//TODO: deal with explicitTag
if (currentChoice == undefinedIndex)
{
throw new Asn1EmptyDataException(ExceptionMessages.EmptyData);
}
int length = GetData().BerEncode(buffer);
if (attachedTags[(int)choiceIndexInFieldsMemberInfo] != null)
{
length += LengthBerEncode(buffer, length);
length += TagBerEncode(buffer, attachedTags[(int)choiceIndexInFieldsMemberInfo]);
}
Object[] attrs = this.GetType().GetCustomAttributes(typeof(Asn1Tag), true);
if (attrs.Length != 0)
{
Asn1Tag tag = attrs[0] as Asn1Tag;
length += LengthBerEncode(buffer, length);
length += TagBerEncode(buffer, tag);
}
return(length);
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag)
{
int len = base.BerEncode(buffer);
len += LengthBerEncode(buffer, len);
len += TagBerEncode(buffer, new Asn1Tag(Asn1TagType.Universal,
Asn1TagValue.Sequence) { EncodingWay = EncodingWay.Constructed });
return len;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLen = 0;
allLen += BerEncodeWithoutUnisersalTag(buffer);
allLen += TagBerEncode(buffer, new Asn1Tag(Asn1TagType.Application, 0));
return(allLen);
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLen = 0;
Asn1Tag contextTag;
switch (SelectedChoice)
{
case 1:
allLen += field0.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 0)
{
EncodingWay = EncodingWay.Primitive
};
allLen += TagBerEncode(buffer, contextTag);
break;
case 2:
allLen += field1.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 3)
{
EncodingWay = EncodingWay.Constructed
};
allLen += TagBerEncode(buffer, contextTag);
break;
case 3:
allLen += field2.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 9)
{
EncodingWay = EncodingWay.Primitive
};
allLen += TagBerEncode(buffer, contextTag);
break;
case 4:
allLen += field3.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 10)
{
EncodingWay = EncodingWay.Primitive
};
allLen += TagBerEncode(buffer, contextTag);
break;
case 5:
allLen += field4.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 11)
{
EncodingWay = EncodingWay.Primitive
};
allLen += TagBerEncode(buffer, contextTag);
break;
default:
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.InvalidChoiceIndex + " AuthenticationChoice");
}
return(allLen);
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int length = ValueBerEncode(buffer);
length += LengthBerEncode(buffer, length);
buffer.WriteByte(101);
buffer.WriteByte(127);
return(length + 2);
}
//Constraint is not needed for primitive type UniversalString.
//Therefore no need to override VerifyConstraints method.
#region BER
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
if (this.Value == null)
{
throw new Asn1EmptyDataException(ExceptionMessages.EmptyData);
}
byte[] result = Encoding.BigEndianUnicode.GetBytes(this.Value);
buffer.WriteBytes(result);
return(result.Length);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
if (this.Value == null)
{
throw new Asn1EmptyDataException(ExceptionMessages.EmptyData);
}
byte[] result = UniversalStringEncode(this.Value);
buffer.WriteBytes(result);
return result.Length;
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int resultLen = 0;
//Add the encoding result of Length to the front of buffer.
resultLen += LengthBerEncode(buffer, 0);
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
resultLen += TagBerEncode(buffer, this.TopTag);
return(resultLen);
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag)
{
int len = base.BerEncode(buffer);
len += LengthBerEncode(buffer, len);
len += TagBerEncode(buffer, new Asn1Tag(Asn1TagType.Universal,
Asn1TagValue.Sequence)
{
EncodingWay = EncodingWay.Constructed
});
return(len);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
Asn1Tag valueTag;
int resultLen = 0;
resultLen += dnAttributes.BerEncodeWithoutUnisersalTag(buffer);
valueTag = new Asn1Tag(Asn1TagType.Context, 4)
{
EncodingWay = EncodingWay.Primitive
};
resultLen += TagBerEncode(buffer, valueTag);
resultLen += matchValue.BerEncodeWithoutUnisersalTag(buffer);
valueTag = new Asn1Tag(Asn1TagType.Context, 3)
{
EncodingWay = EncodingWay.Primitive
};
resultLen += TagBerEncode(buffer, valueTag);
if (type != null)
{
resultLen += type.BerEncodeWithoutUnisersalTag(buffer);
valueTag = new Asn1Tag(Asn1TagType.Context, 2)
{
EncodingWay = EncodingWay.Primitive
};
resultLen += TagBerEncode(buffer, valueTag);
}
if (matchingRule != null)
{
resultLen += matchingRule.BerEncodeWithoutUnisersalTag(buffer);
valueTag = new Asn1Tag(Asn1TagType.Context, 1)
{
EncodingWay = EncodingWay.Primitive
};
resultLen += TagBerEncode(buffer, valueTag);
}
if (explicitTag)
{
resultLen += LengthBerEncode(buffer, resultLen);
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
resultLen += TagBerEncode(buffer, this.TopTag);
}
return(resultLen);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
//Encode data
if (Value == false)
{
buffer.WriteByte(0);
}
else
{
buffer.WriteByte(255);
}
return(1);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
if (Elements == null)
{
throw new Asn1EmptyDataException(ExceptionMessages.EmptyData);
}
int resultLen = 0;
//Encode inversely
for (int i = Elements.Length - 1; i >= 0; i--)
{
resultLen += Elements[i].BerEncode(buffer);
}
return(resultLen);
}
/// <summary>
/// Encodes a tag to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="tag"></param>
/// <returns>The length of the encoding result.</returns>
public static int TagBerEncode(IAsn1BerEncodingBuffer buffer, Asn1Tag tag)
{
//Ref. X.690: 8.1.2.2, there are four kinds of tags
byte prefix = 0;
switch (tag.TagType)
{
case Asn1TagType.Universal:
{
prefix = 0; //00
} break;
case Asn1TagType.Application:
{
prefix = 1; //01
} break;
case Asn1TagType.Context:
{
prefix = 2; //10
} break;
case Asn1TagType.Private:
{
prefix = 3; //11
//Ref. X.680: G.2.12.4
throw new Asn1UnreachableExcpetion(ExceptionMessages.Unreachable);
};
}
prefix <<= 6;
if (tag.EncodingWay == EncodingWay.Constructed)
{
prefix |= (1 << 5); //Set the sixth bit to 1 if it is encoded in constructed way. Ref. X.690: 8.1.2.3
}
if (tag.TagValue <= 30) //Use one byte to store the encoding result
//Ref. X.690: 8.1.2.3
{
prefix |= (byte)tag.TagValue;
buffer.WriteByte(prefix);
return(1);
}
else//Use more than one bytes to store.
{
//Ref. X.690: 8.1.2.4.3
throw new NotImplementedException("Case tag > 30 is not implemented. Check X.690: 8.1.2.4.3.");
}
}
/// <summary>
/// Encodes a length to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="length">The length to be written to the buffer.</param>
/// <returns>The length of "the encoded length's encoding result".</returns>
public static int LengthBerEncode(IAsn1BerEncodingBuffer buffer, int length)
{
if (length < 0)
{
throw new Asn1InvalidArgument(ExceptionMessages.LengthNegative);
}
if (length < 128)
{
buffer.WriteByte((byte)length);
return 1;
}
else
{
//The encoding result of a length that no less than 128 will be stored in at least two bytes.
//The first byte: 1xxxxxxx, xxxxxxx is the length of the following encoding result.
//The next bytes: the length's encoding result, big endian.
//Ref. X.690: 8.1.3
byte[] bytes = BitConverter.GetBytes(length);
//ensure bytes is big endian
if (BitConverter.IsLittleEndian)
{
Array.Reverse(bytes);
}
//delete the redundant zeros
int zeroNum = 0;
for (int i = 0; i < bytes.Length; i++)
{
if (bytes[i] == 0)
{
zeroNum++;
}
else
{
break;
}
}
//zeroNum won't be equal to bytes.Length since length>=128.
//Encode data first, then encode length of the data's encoding result since buffer is reversed.
buffer.WriteBytes(bytes, zeroNum, bytes.Length - zeroNum);
buffer.WriteByte((byte)((bytes.Length - zeroNum) | (1 << 7)));//set the first bit to 1
return 1 + bytes.Length - zeroNum;
}
}
/// <summary>
/// Encodes a length to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="length">The length to be written to the buffer.</param>
/// <returns>The length of "the encoded length's encoding result".</returns>
public static int LengthBerEncode(IAsn1BerEncodingBuffer buffer, int length)
{
if (length < 0)
{
throw new Asn1InvalidArgument(ExceptionMessages.LengthNegative);
}
if (length < 128)
{
buffer.WriteByte((byte)length);
return(1);
}
else
{
//The encoding result of a length that no less than 128 will be stored in at least two bytes.
//The first byte: 1xxxxxxx, xxxxxxx is the length of the following encoding result.
//The next bytes: the length's encoding result, big endian.
//Ref. X.690: 8.1.3
byte[] bytes = BitConverter.GetBytes(length);
//ensure bytes is big endian
if (BitConverter.IsLittleEndian)
{
Array.Reverse(bytes);
}
//delete the redundant zeros
int zeroNum = 0;
for (int i = 0; i < bytes.Length; i++)
{
if (bytes[i] == 0)
{
zeroNum++;
}
else
{
break;
}
}
//zeroNum won't be equal to bytes.Length since length>=128.
//Encode data first, then encode length of the data's encoding result since buffer is reversed.
buffer.WriteBytes(bytes, zeroNum, bytes.Length - zeroNum);
buffer.WriteByte((byte)((bytes.Length - zeroNum) | (1 << 7)));//set the first bit to 1
return(1 + bytes.Length - zeroNum);
}
}
/// <summary>
/// Encodes only the data and length of the data.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
public int BerEncodeWithoutUnisersalTag(IAsn1BerEncodingBuffer buffer)
{
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
//Encoding inversely since buffer is reversed.
//Add the encoding result of Value to the front of buffer.
int resultLen = ValueBerEncode(buffer);
//Add the encoding result of Length to the front of buffer.
resultLen += LengthBerEncode(buffer, resultLen);
return(resultLen);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
int resultLen = 0;
//Encode inversely
Asn1Object[] allFields = Fields;
for (int i = fieldsMetaData.Length - 1; i >= 0; i--)
{
if (!(fieldsMetaData[i].Optional && allFields[i] == null))
{
//The field is not optional or its optional but it exists
int curFieldLen = allFields[i].BerEncode(buffer);
resultLen += curFieldLen;
//Encode the context tag if the field has one
if (fieldsMetaData[i].AttachedTag != null)
{
resultLen += LengthBerEncode(buffer, curFieldLen);
resultLen += TagBerEncode(buffer, fieldsMetaData[i].AttachedTag);
}
}
}
return(resultLen);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>This method is overrode because Universal Class Tag is not needed in the encoding result.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
//TODO: deal with explicitTag
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
//Encoding inversely since buffer is reversed.
//Add the encoding result of Value to the front of buffer.
int resultLen = ValueBerEncode(buffer);
//No Universal Tag.
//TODO: Need to check the original definition.
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
Asn1Tag topTag = this.TopTag;
resultLen += LengthBerEncode(buffer, resultLen);
resultLen += TagBerEncode(buffer, topTag);
return resultLen;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLength = 0;
if (serverSaslCreds != null)
{
allLength += serverSaslCreds.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 7)
{
EncodingWay = EncodingWay.Primitive
});
}
if (referral != null)
{
allLength += referral.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 3)
{
EncodingWay = EncodingWay.Constructed
});
}
allLength += errorMessage.BerEncode(buffer);
allLength += matchedDN.BerEncode(buffer);
allLength += resultCode.BerEncode(buffer);
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Application, 1)
{
EncodingWay = EncodingWay.Constructed
});
return(allLength);
}
/// <summary>
/// Encodes a tag to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="tag"></param>
/// <returns>The length of the encoding result.</returns>
public static int TagBerEncode(IAsn1BerEncodingBuffer buffer, Asn1Tag tag)
{
//Ref. X.690: 8.1.2.2, there are four kinds of tags
byte prefix = 0;
switch (tag.TagType)
{
case Asn1TagType.Universal:
{
prefix = 0;//00
} break;
case Asn1TagType.Application:
{
prefix = 1;//01
} break;
case Asn1TagType.Context:
{
prefix = 2;//10
} break;
case Asn1TagType.Private:
{
prefix = 3;//11
//Ref. X.680: G.2.12.4
throw new Asn1UnreachableExcpetion(ExceptionMessages.Unreachable);
};
}
prefix <<= 6;
if (tag.EncodingWay == EncodingWay.Constructed)
{
prefix |= (1 << 5);//Set the sixth bit to 1 if it is encoded in constructed way. Ref. X.690: 8.1.2.3
}
if (tag.TagValue <= 30)//Use one byte to store the encoding result
//Ref. X.690: 8.1.2.3
{
prefix |= (byte)tag.TagValue;
buffer.WriteByte(prefix);
return 1;
}
else//Use more than one bytes to store.
{
//Ref. X.690: 8.1.2.4.3
throw new NotImplementedException("Case tag > 30 is not implemented. Check X.690: 8.1.2.4.3.");
}
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLength = 0;
if(serverSaslCreds != null)
{
allLength += serverSaslCreds.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 7) { EncodingWay = EncodingWay.Primitive });
}
if (referral != null)
{
allLength += referral.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 3) { EncodingWay = EncodingWay.Constructed });
}
allLength += errorMessage.BerEncode(buffer);
allLength += matchedDN.BerEncode(buffer);
allLength += resultCode.BerEncode(buffer);
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Application, 1) { EncodingWay = EncodingWay.Constructed });
return allLength;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
buffer.WriteBytes(ByteArrayValue);
return ByteArrayValue == null ? 0 : ByteArrayValue.Length;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLength = 0;
if (controls != null)
{
allLength += controls.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 0) { EncodingWay = EncodingWay.Constructed });
}
allLength += protocolOp.BerEncode(buffer);
allLength += messageID.BerEncode(buffer);
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Universal, Asn1TagValue.Sequence) { EncodingWay = EncodingWay.Constructed });
return allLength;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
//Ref. X.680: 8.6.2.2
buffer.WriteBytes(ByteArrayValue);
buffer.WriteByte(unusedBitsInLastByte);
return ByteArrayValue.Length + 1;
}
/// <summary>
/// Encodes a tag to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="tag"></param>
/// <returns>The length of the encoding result.</returns>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
protected virtual int TagBerEncode(IAsn1BerEncodingBuffer buffer, Asn1Tag tag)
{
return Asn1StandardProcedure.TagBerEncode(buffer, tag);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected virtual int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
throw new NotImplementedException("ValueBerEncode should be implemented to support BER Encode.");
}
/// <summary>
/// Encodes a tag to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="tag"></param>
/// <returns>The length of the encoding result.</returns>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
protected virtual int TagBerEncode(IAsn1BerEncodingBuffer buffer, Asn1Tag tag)
{
return(Asn1StandardProcedure.TagBerEncode(buffer, tag));
}
/// <summary>
/// Encodes a length to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="length">The length to be written to the buffer.</param>
/// <returns>The length of "the encoded length's encoding result".</returns>
/// <remarks>
/// This method are implementd by Asn1StandardBerProcedure.LengthBerEncode.
/// Override this method in a user-defined class only if the standard procedure is not applicable in some special scenarios.
/// </remarks>
protected virtual int LengthBerEncode(IAsn1BerEncodingBuffer buffer, int length)
{
return(Asn1StandardProcedure.LengthBerEncode(buffer, length));
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
return 0;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLength = 0;
if (referral != null)
{
allLength += referral.BerEncodeWithoutUnisersalTag(buffer);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Context, 3) { EncodingWay = EncodingWay.Constructed });
}
allLength += errorMessage.BerEncode(buffer);
allLength += matchedDN.BerEncode(buffer);
allLength += resultCode.BerEncode(buffer);
allLength += LengthBerEncode(buffer, allLength);
allLength += TagBerEncode(buffer,
new Asn1Tag(Asn1TagType.Universal, Asn1TagValue.Sequence) { EncodingWay = EncodingWay.Constructed });
return allLength;
}
/// <summary>
/// Encodes only the data and length of the data.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
public int BerEncodeWithoutUnisersalTag(IAsn1BerEncodingBuffer buffer)
{
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
//Encoding inversely since buffer is reversed.
//Add the encoding result of Value to the front of buffer.
int resultLen = ValueBerEncode(buffer);
//Add the encoding result of Length to the front of buffer.
resultLen += LengthBerEncode(buffer, resultLen);
return resultLen;
}
/// <summary>
/// Encodes a length to the buffer.
/// </summary>
/// <param name="buffer"></param>
/// <param name="length">The length to be written to the buffer.</param>
/// <returns>The length of "the encoded length's encoding result".</returns>
/// <remarks>
/// This method are implementd by Asn1StandardBerProcedure.LengthBerEncode.
/// Override this method in a user-defined class only if the standard procedure is not applicable in some special scenarios.
/// </remarks>
protected virtual int LengthBerEncode(IAsn1BerEncodingBuffer buffer, int length)
{
return Asn1StandardProcedure.LengthBerEncode(buffer, length);
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>This method is overrode because Universal Class Tag is not needed in the encoding result.</remarks>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
//TODO: deal with explicitTag
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
//Encoding inversely since buffer is reversed.
//Add the encoding result of Value to the front of buffer.
int resultLen = ValueBerEncode(buffer);
//No Universal Tags.
//TODO: Need to check the original definition.
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
Asn1Tag topTag = this.TopTag;
resultLen += LengthBerEncode(buffer, resultLen);
resultLen += TagBerEncode(buffer, topTag);
return resultLen;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected virtual int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
throw new NotImplementedException("ValueBerEncode should be implemented to support BER Encode.");
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int length = ValueBerEncode(buffer);
length += LengthBerEncode(buffer, length);
buffer.WriteByte(101);
buffer.WriteByte(127);
return length + 2;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLen = 0;
allLen += BerEncodeWithoutUnisersalTag(buffer);
allLen += TagBerEncode(buffer, new Asn1Tag(Asn1TagType.Application, 0));
return allLen;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
//Encode data
if (Value == false)
{
buffer.WriteByte(0);
}
else
{
buffer.WriteByte(255);
}
return 1;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
int resultLen = 0;
//Encode inversely
Asn1Object[] allFields = Fields;
for (int i = attachedTags.Length - 1; i >= 0; i--)
{
if (!(fieldOptionalFlags[i] == true && allFields[i] == null))
{
//The field is not optional or its optional but it exists
int curFieldLen = allFields[i].BerEncode(buffer);
resultLen += curFieldLen;
//Encode the context tag if the field has one
if (attachedTags[i] != null)
{
resultLen += LengthBerEncode(buffer, curFieldLen);
resultLen += TagBerEncode(buffer, attachedTags[i]);
}
}
}
return resultLen;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
byte[] result = IntegerEncoding(Value);
buffer.WriteBytes(result);
return(result.Length);
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
byte[] res = EncodeIdentifier(this.Value);
buffer.WriteBytes(res);
return res.Length;
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1EmptyDataException">
/// Thrown when trying to encode an undefined data.
/// </exception>
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
//TODO: deal with explicitTag
if (SelectedChoice == UndefinedIndex)
{
throw new Asn1EmptyDataException(ExceptionMessages.EmptyData);
}
int length = GetData().BerEncode(buffer);
Asn1Tag contextTag = metaDatas[(int)choiceIndexInFieldsMemberInfo].AttachedTag;
if (contextTag != null)
{
length += LengthBerEncode(buffer, length);
length += TagBerEncode(buffer, contextTag);
}
Object[] attrs = GetType().GetCustomAttributes(typeof(Asn1Tag), true);
if (attrs.Length != 0)
{
Asn1Tag tag = attrs[0] as Asn1Tag;
length += LengthBerEncode(buffer, length);
length += TagBerEncode(buffer, tag);
}
return length;
}
/// <summary>
/// Encodes the data of this object to the buffer.
/// </summary>
/// <param name="buffer">A buffer to which the encoding result will be written.</param>
/// <returns>The length of the encoding result of the data.</returns>
/// <remarks>
/// For the TLV (Tag, Length, Value) triple in the encoding result,
/// this method provides the functionality of encoding Value.
/// The encoding for Tag and Length will be done in Asn1Object::BerEncode method.
/// </remarks>
protected override int ValueBerEncode(IAsn1BerEncodingBuffer buffer)
{
byte[] result = IntegerEncoding(Value);
buffer.WriteBytes(result);
return result.Length;
}
/// <summary>
/// Encodes the object by BER.
/// </summary>
/// <param name="buffer">A buffer that stores the BER encoding result.</param>
/// <param name="explicitTag">Indicates whether the tags should be encoded explicitly. In our Test Suites, it will always be true.</param>
/// <returns>The length of the encoding result of this object.</returns>
/// <exception cref="Asn1ConstraintsNotSatisfied">
/// Thrown when the constraints are not satisfied before encoding.
/// </exception>
/// <remarks>Override this method in a user-defined class only if the procedure is not applicable in some special scenarios.</remarks>
public virtual int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
//TODO: deal with explicitTag
if (!VerifyConstraints())
{
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.ConstraintsNotSatisfied
+ " Encode " + this.GetType().Name + ".");
}
//Encoding inversely since buffer is reversed.
//Add the encoding result of Value to the front of buffer.
int resultLen = ValueBerEncode(buffer);
//Add the encoding result of Length to the front of buffer.
resultLen += LengthBerEncode(buffer, resultLen);
//Add the encoding result of Universal Class Tag to the front of buffer.
Asn1Tag uniTag = this.UniversalTag;
resultLen += TagBerEncode(buffer, uniTag);
//Add the encoding result of the top most tag (in most cases it's Application Class Tag) to the front of buffer if it is defined.
Asn1Tag topTag = this.TopTag;
if (topTag.TagType != Asn1TagType.Universal)
{
resultLen += LengthBerEncode(buffer, resultLen);
resultLen += TagBerEncode(buffer, topTag);
}
return resultLen;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag = true)
{
int allLen = 0;
Asn1Tag contextTag;
switch (SelectedChoice)
{
case 0:
allLen += field0.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 0) { EncodingWay = EncodingWay.Primitive };
allLen += TagBerEncode(buffer, contextTag);
break;
case 1:
allLen += field1.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 3) { EncodingWay = EncodingWay.Constructed };
allLen += TagBerEncode(buffer, contextTag);
break;
case 2:
allLen += field2.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 9) { EncodingWay = EncodingWay.Primitive };
allLen += TagBerEncode(buffer, contextTag);
break;
case 3:
allLen += field3.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 10) { EncodingWay = EncodingWay.Primitive };
allLen += TagBerEncode(buffer, contextTag);
break;
case 4:
allLen += field4.BerEncodeWithoutUnisersalTag(buffer);
contextTag = new Asn1Tag(Asn1TagType.Context, 11) { EncodingWay = EncodingWay.Primitive };
allLen += TagBerEncode(buffer, contextTag);
break;
default:
throw new Asn1ConstraintsNotSatisfied(ExceptionMessages.InvalidChoiceIndex + " AuthenticationChoice");
}
return allLen;
}
public override int BerEncode(IAsn1BerEncodingBuffer buffer, bool explicitTag)
{
return(0);
}