#include <limits.h>
#include "../virtio_pci.h"
#include "../virtio_ring.h"
+#include "vhost.h"
struct virtio_user_dev {
+ /* for vhost_user backend */
int vhostfd;
- int callfds[VIRTIO_MAX_VIRTQUEUES * 2 + 1];
- int kickfds[VIRTIO_MAX_VIRTQUEUES * 2 + 1];
+
+ /* for vhost_kernel backend */
+ char *ifname;
+ int *vhostfds;
+ int *tapfds;
+
+ /* for both vhost_user and vhost_kernel */
+ int callfds[VIRTIO_MAX_VIRTQUEUES];
+ int kickfds[VIRTIO_MAX_VIRTQUEUES];
int mac_specified;
uint32_t max_queue_pairs;
uint32_t queue_pairs;
*/
uint64_t device_features; /* supported features by device */
uint8_t status;
+ uint8_t port_id;
uint8_t mac_addr[ETHER_ADDR_LEN];
char path[PATH_MAX];
- struct vring vrings[VIRTIO_MAX_VIRTQUEUES * 2 + 1];
+ struct vring vrings[VIRTIO_MAX_VIRTQUEUES];
+ struct virtio_user_backend_ops *ops;
};
+int is_vhost_user_by_type(const char *path);
int virtio_user_start_device(struct virtio_user_dev *dev);
int virtio_user_stop_device(struct virtio_user_dev *dev);
int virtio_user_dev_init(struct virtio_user_dev *dev, char *path, int queues,
- int cq, int queue_size, const char *mac);
+ int cq, int queue_size, const char *mac, char **ifname);
void virtio_user_dev_uninit(struct virtio_user_dev *dev);
void virtio_user_handle_cq(struct virtio_user_dev *dev, uint16_t queue_idx);
#endif