LXR qemu/qom/container.c

   1/*
   2 * Device Container
   3 *
   4 * Copyright IBM, Corp. 2012
   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#include "qemu/osdep.h"
  14#include "qom/object.h"
  15#include "qemu/module.h"
  16
  17static const TypeInfo container_info = {
  18    .name          = "container",
  19    .instance_size = sizeof(Object),
  20    .parent        = TYPE_OBJECT,
  21};
  22
  23static void container_register_types(void)
  24{
  25    type_register_static(&container_info);
  26}
  27
  28Object *container_get(Object *root, const char *path)
  29{
  30    Object *obj, *child;
  31    gchar **parts;
  32    int i;
  33
  34    parts = g_strsplit(path, "/", 0);
  35    assert(parts != NULL && parts[0] != NULL && !parts[0][0]);
  36    obj = root;
  37
  38    for (i = 1; parts[i] != NULL; i++, obj = child) {
  39        child = object_resolve_path_component(obj, parts[i]);
  40        if (!child) {
  41            child = object_new("container");
  42            object_property_add_child(obj, parts[i], child, NULL);
  43        }
  44    }
  45
  46    g_strfreev(parts);
  47
  48    return obj;
  49}
  50
  51
  52type_init(container_register_types)
  53