本节描述在能够(或必须)为封送拆收器提供附加类型信息时自定义互操作包装的过程。

This section describes the processes for customizing interop wrappers when you can (or must) supply the marshaler with additional type information.

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例如，封送拆收器确定应当使用类包装来包装传递到托管代码中的接口。

For example, the marshaler determines that the class wrapper should be used to wrap the interface that was passed into managed code.

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封送拆收器可以使用该 CLSID 找到包装的元数据。

The marshaler can use the CLSID to locate the metadata for the wrapper.

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