hw/core/fw-path-provider.c

   1 /*
   2  *  Firmware path provider class and helpers.
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License,
   7  *  or (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "qemu/osdep.h"
  19 #include "hw/fw-path-provider.h"
  20
  21 char *fw_path_provider_get_dev_path(FWPathProvider *p, BusState *bus,
  22                                     DeviceState *dev)
  23 {
  24     FWPathProviderClass *k = FW_PATH_PROVIDER_GET_CLASS(p);
  25
  26     return k->get_dev_path(p, bus, dev);
  27 }
  28
  29 char *fw_path_provider_try_get_dev_path(Object *o, BusState *bus,
  30                                         DeviceState *dev)
  31 {
  32     FWPathProvider *p = (FWPathProvider *)
  33         object_dynamic_cast(o, TYPE_FW_PATH_PROVIDER);
  34
  35     if (p) {
  36         return fw_path_provider_get_dev_path(p, bus, dev);
  37     }
  38
  39     return NULL;
  40 }
  41
  42 static const TypeInfo fw_path_provider_info = {
  43     .name          = TYPE_FW_PATH_PROVIDER,
  44     .parent        = TYPE_INTERFACE,
  45     .class_size    = sizeof(FWPathProviderClass),
  46 };
  47
  48 static void fw_path_provider_register_types(void)
  49 {
  50     type_register_static(&fw_path_provider_info);
  51 }
  52
  53 type_init(fw_path_provider_register_types)