The ILogPlugin::InitializeLog method initializes a plug-in module for a particular virtual server. The plug-in module reads configuration data from the key specified in the MetabasePath parameter.
virtual HRESULT STDMETHODCALLTYPE InitializeLog( IN LPCSTR InstanceName, //identifies the relevant virtual // directory IN LPCSTR MetabasePath, //search path for the metabase key IN PCHAR pvIMDCOM //pointer to a handle to the metabase COM // object. ) = 0;