template <POOL_TYPE PoolType> class CAllocator

　　{

　　public:

　　void* operator new(unsigned int size)

　　{

　　return ExAllocatePoolWithTag(PoolType, size, OSNTAG);

　　}

　　void* operator new[](unsigned int size)

　　{

　　return ExAllocatePoolWithTag(PoolType, size, OSNTAG);

　　}

　　PVOID operator new (size_t Size, void *addr)

　　{

　　return addr;

　　}

　　VOID operator delete(PVOID pMemory)

　　{

　　if(pMemory!=NULL)

　　ExFreePool(pMemory);

　　}

　　VOID operator delete[](PVOID pMemory)

　　{

　　if(pMemory!=NULL)

　　ExFreePool(pMemory);

　　}

　　};

　　typedef CAllocator<NonPagedPool> CNPAllocator;

　　typedef CAllocator<PagedPool> CPAllocator;