tests/libqos/malloc.h

   1 /*
   2  * libqos malloc support
   3  *
   4  * Copyright IBM, Corp. 2012-2013
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  * See the COPYING file in the top-level directory.
  11  */
  12
  13 #ifndef LIBQOS_MALLOC_H
  14 #define LIBQOS_MALLOC_H
  15
  16 #include <stdint.h>
  17 #include <sys/types.h>
  18
  19 typedef struct QGuestAllocator QGuestAllocator;
  20
  21 struct QGuestAllocator
  22 {
  23     uint64_t (*alloc)(QGuestAllocator *allocator, size_t size);
  24     void (*free)(QGuestAllocator *allocator, uint64_t addr);
  25 };
  26
  27 /* Always returns page aligned values */
  28 static inline uint64_t guest_alloc(QGuestAllocator *allocator, size_t size)
  29 {
  30     return allocator->alloc(allocator, size);
  31 }
  32
  33 static inline void guest_free(QGuestAllocator *allocator, uint64_t addr)
  34 {
  35     allocator->alloc(allocator, addr);
  36 }
  37
  38 #endif