#include "flow.h"
+struct list;
struct ofpbuf;
struct ofp_action_header;
struct ofp_header;
int vconn_recv_xid(struct vconn *, uint32_t xid, struct ofpbuf **);
int vconn_transact(struct vconn *, struct ofpbuf *, struct ofpbuf **);
int vconn_transact_noreply(struct vconn *, struct ofpbuf *, struct ofpbuf **);
+int vconn_transact_multiple_noreply(struct vconn *, struct list *requests,
+ struct ofpbuf **replyp);
void vconn_run(struct vconn *);
void vconn_run_wait(struct vconn *);