Metadatacopystruct _GDI_TEB_BATCH64 { unsigned long Offset : 31;/* 0x0:0 4 */ unsigned long HasRenderingCommand : 1;/* 0x0:31 4 */ /* 4 bytes padding */ unsigned __int64 HDC;/* 0x8 8 */ unsigned long Buffer[310];/* 0x10 1240 */};