/// <summary>
/// Reads a single COM interface marshal descriptor from the provided input stream.
/// </summary>
/// <param name="type">The type of COM interface marshaller to read.</param>
/// <param name="reader">The input stream.</param>
/// <returns>The descriptor.</returns>
public static ComInterfaceMarshalDescriptor FromReader(NativeType type, ref BinaryStreamReader reader)
{
var result = new ComInterfaceMarshalDescriptor(type);
if (reader.TryReadCompressedUInt32(out uint value))
{
result.IidParameterIndex = (int)value;
}
return(result);
}
/// <summary>
/// Reads a marshal descriptor signature from the provided input stream.
/// </summary>
/// <param name="parentModule">The module that defines the marshal descriptor</param>
/// <param name="reader">The input stream.</param>
/// <returns>The marshal descriptor.</returns>
public static MarshalDescriptor FromReader(ModuleDefinition parentModule, ref BinaryStreamReader reader)
{
var nativeType = (NativeType)reader.ReadByte();
MarshalDescriptor descriptor = nativeType switch
{
NativeType.SafeArray => SafeArrayMarshalDescriptor.FromReader(parentModule, ref reader),
NativeType.FixedArray => FixedArrayMarshalDescriptor.FromReader(ref reader),
NativeType.LPArray => LPArrayMarshalDescriptor.FromReader(ref reader),
NativeType.CustomMarshaller => CustomMarshalDescriptor.FromReader(parentModule, ref reader),
NativeType.FixedSysString => FixedSysStringMarshalDescriptor.FromReader(ref reader),
NativeType.Interface => ComInterfaceMarshalDescriptor.FromReader(nativeType, ref reader),
NativeType.IDispatch => ComInterfaceMarshalDescriptor.FromReader(nativeType, ref reader),
NativeType.IUnknown => ComInterfaceMarshalDescriptor.FromReader(nativeType, ref reader),
_ => new SimpleMarshalDescriptor(nativeType)
};
descriptor.ExtraData = reader.ReadToEnd();
return(descriptor);
}