The wire_marshal and user_marshal Attributes

This section discusses the implementation of programmer data type conversion using the MIDL [ wire_marshal] and [ user_marshal] attributes. The information is presented in the following sections:

• The wire_marshal Attribute
• The user_marshal Attribute
• The type_UserSize Function
• The type_UserMarshal Function
• The type_UserUnmarshal Function
• The type_UserFree Function
• Marshaling Rules for user_marshal and wire_marshal