LXR qemu/tests/qtest/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 "qemu/queue.h"
  17#include "libqtest.h"
  18
  19typedef enum {
  20    ALLOC_NO_FLAGS    = 0x00,
  21    ALLOC_LEAK_WARN   = 0x01,
  22    ALLOC_LEAK_ASSERT = 0x02,
  23    ALLOC_PARANOID    = 0x04
  24} QAllocOpts;
  25
  26typedef QTAILQ_HEAD(MemList, MemBlock) MemList;
  27
  28typedef struct QGuestAllocator {
  29    QAllocOpts opts;
  30    uint64_t start;
  31    uint64_t end;
  32    uint32_t page_size;
  33
  34    MemList *used;
  35    MemList *free;
  36} QGuestAllocator;
  37
  38/* Always returns page aligned values */
  39uint64_t guest_alloc(QGuestAllocator *allocator, size_t size);
  40void guest_free(QGuestAllocator *allocator, uint64_t addr);
  41void migrate_allocator(QGuestAllocator *src, QGuestAllocator *dst);
  42
  43void alloc_set_flags(QGuestAllocator *allocator, QAllocOpts opts);
  44
  45void alloc_init(QGuestAllocator *alloc, QAllocOpts flags,
  46                uint64_t start, uint64_t end,
  47                size_t page_size);
  48void alloc_destroy(QGuestAllocator *allocator);
  49
  50#endif
  51