struct stp *stp_create(const char *name, stp_identifier bridge_id,
void (*send_bpdu)(struct ofpbuf *bpdu, int port_no,
void *aux),
struct stp *stp_create(const char *name, stp_identifier bridge_id,
void (*send_bpdu)(struct ofpbuf *bpdu, int port_no,
void *aux),
int stp_get_hello_time(const struct stp *);
int stp_get_max_age(const struct stp *);
int stp_get_forward_delay(const struct stp *);
int stp_get_hello_time(const struct stp *);
int stp_get_max_age(const struct stp *);
int stp_get_forward_delay(const struct stp *);
/* Obtaining STP ports. */
struct stp_port *stp_get_port(struct stp *, int port_no);
/* Obtaining STP ports. */
struct stp_port *stp_get_port(struct stp *, int port_no);