UINT64 __fastcall RtlpMakeXpressCallback(INT64 a1, UINT64 a2, INT64 a3){ UINT64 result; (*(void(__fastcall **)(_QWORD))a1)(*(_QWORD *)(a1 + 8)); result = a3 + *(unsigned int *)(a1 + 16); if( a2 < result ) return a2; return result; }