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 #include "qemu/queue.h"
  19
  20 typedef enum {
  21     ALLOC_NO_FLAGS    = 0x00,
  22     ALLOC_LEAK_WARN   = 0x01,
  23     ALLOC_LEAK_ASSERT = 0x02,
  24     ALLOC_PARANOID    = 0x04
  25 } QAllocOpts;
  26
  27 typedef struct QGuestAllocator QGuestAllocator;
  28
  29 void alloc_uninit(QGuestAllocator *allocator);
  30
  31 /* Always returns page aligned values */
  32 uint64_t guest_alloc(QGuestAllocator *allocator, size_t size);
  33 void guest_free(QGuestAllocator *allocator, uint64_t addr);
  34 void migrate_allocator(QGuestAllocator *src, QGuestAllocator *dst);
  35
  36 QGuestAllocator *alloc_init(uint64_t start, uint64_t end);
  37 QGuestAllocator *alloc_init_flags(QAllocOpts flags,
  38                                   uint64_t start, uint64_t end);
  39 void alloc_set_page_size(QGuestAllocator *allocator, size_t page_size);
  40 void alloc_set_flags(QGuestAllocator *allocator, QAllocOpts opts);
  41
  42 #endif