|  | /* | 
|  | *  COarse-grain LOck-stepping Virtual Machines for Non-stop Service (COLO) | 
|  | *  (a.k.a. Fault Tolerance or Continuous Replication) | 
|  | * | 
|  | * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO.,LTD. | 
|  | * Copyright (c) 2016 FUJITSU LIMITED | 
|  | * Copyright (c) 2016 Intel Corporation | 
|  | * | 
|  | * This work is licensed under the terms of the GNU GPL, version 2 or | 
|  | * later.  See the COPYING file in the top-level directory. | 
|  | */ | 
|  |  | 
|  | #ifndef QEMU_FAILOVER_H | 
|  | #define QEMU_FAILOVER_H | 
|  |  | 
|  | #include "qapi/qapi-types-migration.h" | 
|  |  | 
|  | void failover_init_state(void); | 
|  | FailoverStatus failover_set_state(FailoverStatus old_state, | 
|  | FailoverStatus new_state); | 
|  | FailoverStatus failover_get_state(void); | 
|  | void failover_request_active(Error **errp); | 
|  | bool failover_request_is_active(void); | 
|  |  | 
|  | #endif |