reactos/ntoskrnl/include/internal/pool.h

   1 #ifndef __INTERNAL_POOL_H
   2 #define __INTERNAL_POOL_H
   3
   4 PVOID STDCALL ExAllocateNonPagedPoolWithTag (POOL_TYPE  type,
   5                                              ULONG              size,
   6                                              ULONG              Tag,
   7                                              PVOID              Caller);
   8
   9 PVOID STDCALL ExAllocatePagedPoolWithTag (POOL_TYPE     Type,
  10                                           ULONG         size,
  11                                           ULONG         Tag);
  12 VOID STDCALL ExFreeNonPagedPool (PVOID block);
  13
  14 VOID STDCALL
  15 ExFreePagedPool(IN PVOID Block);
  16 VOID MmInitializePagedPool(VOID);
  17
  18 PVOID
  19 STDCALL
  20 MiAllocateSpecialPool  (IN POOL_TYPE PoolType,
  21                         IN SIZE_T NumberOfBytes,
  22                         IN ULONG Tag,
  23                         IN ULONG Underrun
  24                         );
  25
  26 extern PVOID MmPagedPoolBase;
  27 extern ULONG MmPagedPoolSize;
  28
  29 #define MM_PAGED_POOL_SIZE      (100*1024*1024)
  30 #define MM_NONPAGED_POOL_SIZE   (100*1024*1024)
  31
  32 /*
  33  * Paged and non-paged pools are 8-byte aligned
  34  */
  35 #define MM_POOL_ALIGNMENT       8
  36
  37 /*
  38  * Maximum size of the kmalloc area (this is totally arbitary)
  39  */
  40 #define MM_KERNEL_MAP_SIZE      (16*1024*1024)
  41 #define MM_KERNEL_MAP_BASE      (0xf0c00000)
  42
  43 /*
  44  * FIXME - different architectures have different cache line sizes...
  45  */
  46 #define MM_CACHE_LINE_SIZE  32
  47
  48 #define MM_ROUND_UP(x,s)    ((PVOID)(((ULONG_PTR)(x)+(s)-1) & ~((ULONG_PTR)(s)-1)))
  49 #define MM_ROUND_DOWN(x,s)  ((PVOID)(((ULONG_PTR)(x)) & ~((ULONG_PTR)(s)-1)))
  50
  51 #endif /* __INTERNAL_POOL_H */