copy
//0x6c0 bytes (sizeof)
struct _HEAP_LFH_CONTEXT
{
    VOID* BackendCtx;                                                       //0x0
    struct _HEAP_SUBALLOCATOR_CALLBACKS Callbacks;                          //0x8
    UCHAR* AffinityModArray;                                                //0x38
    UCHAR MaxAffinity;                                                      //0x40
    UCHAR LockType;                                                         //0x41
    SHORT MemStatsOffset;                                                   //0x42
    struct _HEAP_LFH_CONFIG Config;                                         //0x44
    ULONG TlsSlotIndex;                                                     //0x4c
    ULONGLONG EncodeKey;                                                    //0x50
    ULONGLONG ExtensionLock;                                                //0x80
    struct _SINGLE_LIST_ENTRY MetadataList[4];                              //0x88
    struct _HEAP_LFH_HEAT_MAP HeatMap;                                      //0xc0
    struct _HEAP_LFH_BUCKET* Buckets[128];                                  //0x1c0
    struct _HEAP_LFH_SLOT_MAP SlotMaps[1];                                  //0x5c0
};