common/almalloc.h

   1 #ifndef AL_MALLOC_H
   2 #define AL_MALLOC_H
   3
   4 #include <stddef.h>
   5
   6 #ifdef __cplusplus
   7 extern "C" {
   8 #endif
   9
  10 /* Minimum alignment required by posix_memalign. */
  11 #define DEF_ALIGN sizeof(void*)
  12
  13 void *al_malloc(size_t alignment, size_t size);
  14 void *al_calloc(size_t alignment, size_t size);
  15 void al_free(void *ptr);
  16
  17 size_t al_get_page_size(void);
  18
  19 /**
  20  * Returns non-0 if the allocation function has direct alignment handling.
  21  * Otherwise, the standard malloc is used with an over-allocation and pointer
  22  * offset strategy.
  23  */
  24 int al_is_sane_alignment_allocator(void);
  25
  26 #ifdef __cplusplus
  27 }
  28 #endif
  29
  30 #endif /* AL_MALLOC_H */