src/loader/PagedAllocator.h

   1 #ifndef LOADER_PAGEDALLOCATOR_H_
   2 #define LOADER_PAGEDALLOCATOR_H_
   3
   4 #include <deque>
   5
   6 namespace loader {
   7
   8 class PagedAllocator {
   9
  10 public:
  11         explicit PagedAllocator(unsigned int pageSize);
  12         ~PagedAllocator();
  13 private:
  14         PagedAllocator(const PagedAllocator &);
  15         PagedAllocator &operator =(const PagedAllocator &);
  16
  17 public:
  18         char *Alloc(unsigned int size);
  19
  20 private:
  21         unsigned int Free() const;
  22         void NewPage();
  23         char *CurrentPage();
  24         const char *CurrentPage() const;
  25
  26 private:
  27         char *head;
  28         std::deque<char *> pages;
  29         const unsigned int pageSize;
  30
  31 };
  32
  33 }
  34
  35 #endif /* LOADER_PAGEDALLOCATOR_H_ */