include/linux/elf-randomize.h

   1 #ifndef _ELF_RANDOMIZE_H
   2 #define _ELF_RANDOMIZE_H
   3
   4 struct mm_struct;
   5
   6 #ifndef CONFIG_ARCH_HAS_ELF_RANDOMIZE
   7 static inline unsigned long arch_mmap_rnd(void) { return 0; }
   8 # if defined(arch_randomize_brk) && defined(CONFIG_COMPAT_BRK)
   9 #  define compat_brk_randomized
  10 # endif
  11 # ifndef arch_randomize_brk
  12 #  define arch_randomize_brk(mm)        (mm->brk)
  13 # endif
  14 #else
  15 extern unsigned long arch_mmap_rnd(void);
  16 extern unsigned long arch_randomize_brk(struct mm_struct *mm);
  17 # ifdef CONFIG_COMPAT_BRK
  18 #  define compat_brk_randomized
  19 # endif
  20 #endif
  21
  22 #endif