net/virtio-user: abstract backend operations

[dpdk.git] / drivers / net / virtio / virtio_user / vhost.h

diff --git a/drivers/net/virtio/virtio_user/vhost.h b/drivers/net/virtio/virtio_user/vhost.h
index e54ac35..515e4fc 100644 (file)
--- a/drivers/net/virtio/virtio_user/vhost.h
+++ b/drivers/net/virtio/virtio_user/vhost.h
@@ -96,6 +96,8 @@ enum vhost_user_request {
        VHOST_USER_MAX
 };
 
+const char * const vhost_msg_strings[VHOST_USER_MAX];
+
 struct vhost_memory_region {
        uint64_t guest_phys_addr;
        uint64_t memory_size; /* bytes */
@@ -103,8 +105,17 @@ struct vhost_memory_region {
        uint64_t mmap_offset;
 };
 
-int vhost_user_sock(int vhostfd, enum vhost_user_request req, void *arg);
-int vhost_user_setup(const char *path);
-int vhost_user_enable_queue_pair(int vhostfd, uint16_t pair_idx, int enable);
+struct virtio_user_dev;
+
+struct virtio_user_backend_ops {
+       int (*setup)(struct virtio_user_dev *dev);
+       int (*send_request)(struct virtio_user_dev *dev,
+                           enum vhost_user_request req,
+                           void *arg);
+       int (*enable_qp)(struct virtio_user_dev *dev,
+                        uint16_t pair_idx,
+                        int enable);
+};
 
+struct virtio_user_backend_ops ops_user;
 #endif