39 struct net_backend {  struct
47 	int (*init)(struct net_backend *be, const char *devname,  argument
49 	void (*cleanup)(struct net_backend *be);  argument
56 	ssize_t (*send)(struct net_backend *be, const struct iovec *iov,  argument
64 	ssize_t (*peek_recvlen)(struct net_backend *be);  argument
73 	ssize_t (*recv)(struct net_backend *be, const struct iovec *iov,  argument
84 	void (*recv_enable)(struct net_backend *be);  argument
85 	void (*recv_disable)(struct net_backend *be);  argument
92 	uint64_t (*get_cap)(struct net_backend *be);  argument
98 	int (*set_cap)(struct net_backend *be, uint64_t features,  argument
120 SET_DECLARE(net_backend_set, struct net_backend);  argument
141 void	tap_cleanup(struct net_backend *be);
142 ssize_t	tap_send(struct net_backend *be, const struct iovec *iov, int iovcnt);
143 ssize_t	tap_recv(struct net_backend *be, const struct iovec *iov, int iovcnt);
144 ssize_t	tap_peek_recvlen(struct net_backend *be);
145 void	tap_recv_enable(struct net_backend *be);
146 ssize_t	tap_recv(struct net_backend *be, const struct iovec *iov, int iovcnt);
147 void	tap_recv_disable(struct net_backend *be);
148 uint64_t tap_get_cap(struct net_backend *be);
149 int	tap_set_cap(struct net_backend *be, uint64_t features,