AsnReader.ReadNull(Nullable<Asn1Tag>) Method

Definition

Namespace:

System.Formats.Asn1

Assembly:

System.Formats.Asn1.dll

Source:

AsnDecoder.Null.cs

Reads the next value as a NULL with a specified tag.

public void ReadNull (System.Formats.Asn1.Asn1Tag? expectedTag = default);

member this.ReadNull : Nullable<System.Formats.Asn1.Asn1Tag> -> unit

Public Sub ReadNull (Optional expectedTag As Nullable(Of Asn1Tag) = Nothing)

Parameters

expectedTag

Nullable<Asn1Tag>

The tag to check for before reading, or null for the default tag (Universal 5).

Exceptions

AsnContentException

The next value does not have the correct tag.

-or-

The length encoding is not valid under the current encoding rules.

-or-

The contents are not valid under the current encoding rules.

ArgumentException

expectedTag.TagClass is Universal, but expectedTag.TagValue is not correct for the method.