accel: move qtest CpusAccel functions to a common location
[qemu.git] / include / sysemu / vhost-user-backend.h
1 /*
2 * QEMU vhost-user backend
3 *
4 * Copyright (C) 2018 Red Hat Inc
5 *
6 * Authors:
7 * Marc-André Lureau <marcandre.lureau@redhat.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 #ifndef QEMU_VHOST_USER_BACKEND_H
13 #define QEMU_VHOST_USER_BACKEND_H
14
15 #include "qom/object.h"
16 #include "exec/memory.h"
17 #include "qemu/option.h"
18 #include "qemu/bitmap.h"
19 #include "hw/virtio/vhost.h"
20 #include "hw/virtio/vhost-user.h"
21 #include "chardev/char-fe.h"
22 #include "io/channel.h"
23
24 #define TYPE_VHOST_USER_BACKEND "vhost-user-backend"
25 OBJECT_DECLARE_SIMPLE_TYPE(VhostUserBackend,
26 VHOST_USER_BACKEND)
27
28
29
30 struct VhostUserBackend {
31 /* private */
32 Object parent;
33
34 char *chr_name;
35 CharBackend chr;
36 VhostUserState vhost_user;
37 struct vhost_dev dev;
38 VirtIODevice *vdev;
39 bool started;
40 bool completed;
41 };
42
43 int vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev,
44 unsigned nvqs, Error **errp);
45 void vhost_user_backend_start(VhostUserBackend *b);
46 void vhost_user_backend_stop(VhostUserBackend *b);
47
48 #endif