CustomAttributeEncodedArgument.cs

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using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
 
namespace System.Reflection;
 
[StructLayout(LayoutKind.Auto)]
internal readonly struct CustomAttributeEncodedArgument
{
    private readonly long m_primitiveValue;
 
    private readonly CustomAttributeEncodedArgument[] m_arrayValue;
 
    private readonly string m_stringValue;
 
    private readonly CustomAttributeType m_type;
 
    public CustomAttributeType CustomAttributeType => m_type;
 
    public long PrimitiveValue => m_primitiveValue;
 
    public CustomAttributeEncodedArgument[] ArrayValue => m_arrayValue;
 
    public string StringValue => m_stringValue;
 
    [MethodImpl(MethodImplOptions.InternalCall)]
    private static extern void ParseAttributeArguments(IntPtr pCa, int cCa, ref CustomAttributeCtorParameter[] CustomAttributeCtorParameters, ref CustomAttributeNamedParameter[] CustomAttributeTypedArgument, RuntimeAssembly assembly);
 
    internal static void ParseAttributeArguments(ConstArray attributeBlob, ref CustomAttributeCtorParameter[] customAttributeCtorParameters, ref CustomAttributeNamedParameter[] customAttributeNamedParameters, RuntimeModule customAttributeModule)
    {
        if ((object)customAttributeModule == null)
        {
            throw new ArgumentNullException("customAttributeModule");
        }
        if (customAttributeCtorParameters.Length != 0 || customAttributeNamedParameters.Length != 0)
        {
            ParseAttributeArguments(attributeBlob.Signature, attributeBlob.Length, ref customAttributeCtorParameters, ref customAttributeNamedParameters, (RuntimeAssembly)customAttributeModule.Assembly);
        }
    }
}