/* PROJECT: Alcyone  Kernel
* LICENSE: BSD Clause 3 
* PURPOSE: Cache Controller:: MDL Handler   
* NT KERNEL: 5.11.9360 
* COPYRIGHT: 2023-2029 Dibymartanda Samanta <>
*/   

/* Iterator class for MDL*/
constexpr unsigned int MDL_READTYPE_DiskIoAttribution = 0;
constexpr unsigned int OPTIONAL_IRP = 0;
constexpr unsigned int MDL MAXIO_DISPATCH = 76;
constexpr unsigned int NOPRIORITY = 0 ;
constexpr unsigned int FLAG_UPDATE_READAHEAD = 0x20000;' '

class MDLIterator {
public:
    MDLIterator(PMDL p) : ptr(p) {}

    // Prefix ++ operator
    MDLIterator& operator++() {
        if (ptr) {
            ptr = ptr->Next;
        }
        return *this;
    }

    // Postfix ++ operator
    MDLIterator operator++(int) {
        MDLIterator tmp(*this);
        operator++();
        return tmp;
    }

    // Dereference operator
    PMDL operator*() const {
        return ptr;
    }

    // Equality operator
    bool operator==(const MDLIterator& rhs) const {
        return ptr == rhs.ptr;
    }

    // Inequality operator
    bool operator!=(const MDLIterator& rhs) const {
        return ptr != rhs.ptr;
    }

private:
    PMDL ptr;
};

/*Helper function to get the beginning of the MDL chain*/
MDLIterator begin(PMDL p) {
    return MDLIterator(p);
}

/* Helper function to get the end of the MDL chain*/
MDLIterator end(PMDL) {
    return MDLIterator(nullptr);
}