Metadatacopyunion _u { struct _CM_KEY_NODE KeyNode;/* 0x0 80 */ struct _CM_KEY_VALUE KeyValue;/* 0x0 24 */ struct _CM_KEY_SECURITY KeySecurity;/* 0x0 40 */ struct _CM_KEY_INDEX KeyIndex;/* 0x0 8 */ struct _CM_BIG_DATA ValueData;/* 0x0 8 */ unsigned long KeyList[1];/* 0x0 4 */ wchar_t KeyString[1];/* 0x0 2 */};