ulinux/mmap.h

   1 #ifndef ULINUX_MMAP_H
   2 #define ULINUX_MMAP_H
   3 /*******************************************************************************
   4 this code is protected by the GNU affero GPLv3
   5 author:Sylvain BERTRAND (sylvain.bertrand AT gmail dot com)
   6 *******************************************************************************/
   7 #include <ulinux/arch/mmap.h>
   8
   9 #define ULINUX_PROT_READ      0x1/*page can be read*/
  10 #define ULINUX_PROT_WRITE     0x2/*page can be written*/
  11 #define ULINUX_PROT_EXEC      0x4/*page can be executed*/
  12 #define ULINUX_PROT_SEM       0x8/*page may be used for atomic ops*/
  13 #define ULINUX_PROT_NONE      0x0/*page can not be accessed*/
  14 #define ULINUX_PROT_GROWSDOWN 0x01000000/*mprotect flag: extend change to start
  15                                           of growsdown vma*/
  16 #define ULINUX_PROT_GROWSUP   0x02000000/*mprotect flag: extend change to end of
  17                                           growsup vma*/
  18
  19 #define ULINUX_MAP_SHARED    0x01/*Share changes*/
  20 #define ULINUX_MAP_PRIVATE   0x02/*Changes are private*/
  21 #define ULINUX_MAP_TYPE      0x0f/*Mask for type of mapping*/
  22 #define ULINUX_MAP_FIXED     0x10/*Interpret addr exactly*/
  23 #define ULINUX_MAP_ANONYMOUS 0x20/*don't use a file*/
  24 #endif