qemu/include/hw/virtio/vhost-backend.h
Stefan Weil 0f03fb6094 virtio: Move extern declaration to header file
This fixes a warning from smatch (static code analyser).

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-08-09 00:06:32 +04:00

41 lines
1.0 KiB
C

/*
* vhost-backend
*
* Copyright (c) 2013 Virtual Open Systems Sarl.
*
* 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 VHOST_BACKEND_H_
#define VHOST_BACKEND_H_
typedef enum VhostBackendType {
VHOST_BACKEND_TYPE_NONE = 0,
VHOST_BACKEND_TYPE_KERNEL = 1,
VHOST_BACKEND_TYPE_USER = 2,
VHOST_BACKEND_TYPE_MAX = 3,
} VhostBackendType;
struct vhost_dev;
typedef int (*vhost_call)(struct vhost_dev *dev, unsigned long int request,
void *arg);
typedef int (*vhost_backend_init)(struct vhost_dev *dev, void *opaque);
typedef int (*vhost_backend_cleanup)(struct vhost_dev *dev);
typedef struct VhostOps {
VhostBackendType backend_type;
vhost_call vhost_call;
vhost_backend_init vhost_backend_init;
vhost_backend_cleanup vhost_backend_cleanup;
} VhostOps;
extern const VhostOps user_ops;
int vhost_set_backend_type(struct vhost_dev *dev,
VhostBackendType backend_type);
#endif /* VHOST_BACKEND_H_ */