vhost-user-backend.h (1178B)
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" 25OBJECT_DECLARE_SIMPLE_TYPE(VhostUserBackend, 26 VHOST_USER_BACKEND) 27 28 29 30struct 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 43int vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev, 44 unsigned nvqs, Error **errp); 45void vhost_user_backend_start(VhostUserBackend *b); 46void vhost_user_backend_stop(VhostUserBackend *b); 47 48#endif