bridge: add support for user mode STP

[powerpc.git] / net / bridge / br_private.h

diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 74258d8..974fecc 100644 (file)
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -16,7 +16,6 @@
 #define _BR_PRIVATE_H
 
 #include <linux/netdevice.h>
-#include <linux/miscdevice.h>
 #include <linux/if_bridge.h>
 
 #define BR_HASH_BITS 8
@@ -27,9 +26,10 @@
 #define BR_PORT_BITS   10
 #define BR_MAX_PORTS   (1<<BR_PORT_BITS)
 
-#define BR_PORT_DEBOUNCE (HZ/10)
+#define BR_VERSION     "2.3"
 
-#define BR_VERSION     "2.2"
+/* Path to usermode spanning tree program */
+#define BR_STP_PROG    "/sbin/bridge-stp"
 
 typedef struct bridge_id bridge_id;
 typedef struct mac_addr mac_addr;
@@ -82,7 +82,6 @@ struct net_bridge_port
        struct timer_list               hold_timer;
        struct timer_list               message_age_timer;
        struct kobject                  kobj;
-       struct work_struct              carrier_check;
        struct rcu_head                 rcu;
 };
 
@@ -111,7 +110,13 @@ struct net_bridge
 
        u8                              group_addr[ETH_ALEN];
        u16                             root_port;
-       unsigned char                   stp_enabled;
+
+       enum {
+               BR_NO_STP,              /* no spanning tree */
+               BR_KERNEL_STP,          /* old STP in kernel */
+               BR_USER_STP,            /* new RSTP in userspace */
+       } stp_enabled;
+
        unsigned char                   topology_change;
        unsigned char                   topology_change_detected;
 
@@ -131,7 +136,6 @@ static inline int br_is_root_bridge(const struct net_bridge *br)
        return !memcmp(&br->bridge_id, &br->designated_root, 8);
 }
 
-
 /* br_device.c */
 extern void br_dev_setup(struct net_device *dev);
 extern int br_dev_xmit(struct sk_buff *skb, struct net_device *dev);
@@ -139,6 +143,7 @@ extern int br_dev_xmit(struct sk_buff *skb, struct net_device *dev);
 /* br_fdb.c */
 extern void br_fdb_init(void);
 extern void br_fdb_fini(void);
+extern void br_fdb_flush(struct net_bridge *br);
 extern void br_fdb_changeaddr(struct net_bridge_port *p,
                              const unsigned char *newaddr);
 extern void br_fdb_cleanup(unsigned long arg);
@@ -149,7 +154,7 @@ extern struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,
 extern struct net_bridge_fdb_entry *br_fdb_get(struct net_bridge *br,
                                               unsigned char *addr);
 extern void br_fdb_put(struct net_bridge_fdb_entry *ent);
-extern int br_fdb_fillbuf(struct net_bridge *br, void *buf, 
+extern int br_fdb_fillbuf(struct net_bridge *br, void *buf,
                          unsigned long count, unsigned long off);
 extern int br_fdb_insert(struct net_bridge *br,
                         struct net_bridge_port *source,
@@ -173,6 +178,7 @@ extern void br_flood_forward(struct net_bridge *br,
                      int clone);
 
 /* br_if.c */
+extern void br_port_carrier_check(struct net_bridge_port *p);
 extern int br_add_bridge(const char *name);
 extern int br_del_bridge(const char *name);
 extern void br_cleanup_bridges(void);
@@ -185,7 +191,8 @@ extern void br_features_recompute(struct net_bridge *br);
 
 /* br_input.c */
 extern int br_handle_frame_finish(struct sk_buff *skb);
-extern int br_handle_frame(struct net_bridge_port *p, struct sk_buff **pskb);
+extern struct sk_buff *br_handle_frame(struct net_bridge_port *p,
+                                      struct sk_buff *skb);
 
 /* br_ioctl.c */
 extern int br_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -203,13 +210,14 @@ extern void br_netfilter_fini(void);
 /* br_stp.c */
 extern void br_log_state(const struct net_bridge_port *p);
 extern struct net_bridge_port *br_get_port(struct net_bridge *br,
-                                          u16 port_no);
+                                          u16 port_no);
 extern void br_init_port(struct net_bridge_port *p);
 extern void br_become_designated_port(struct net_bridge_port *p);
 
 /* br_stp_if.c */
 extern void br_stp_enable_bridge(struct net_bridge *br);
 extern void br_stp_disable_bridge(struct net_bridge *br);
+extern void br_stp_set_enabled(struct net_bridge *br, unsigned long val);
 extern void br_stp_enable_port(struct net_bridge_port *p);
 extern void br_stp_disable_port(struct net_bridge_port *p);
 extern void br_stp_recalculate_bridge_id(struct net_bridge *br);
@@ -238,7 +246,7 @@ extern void (*br_fdb_put_hook)(struct net_bridge_fdb_entry *ent);
 
 
 /* br_netlink.c */
-extern void br_netlink_init(void);
+extern int br_netlink_init(void);
 extern void br_netlink_fini(void);
 extern void br_ifinfo_notify(int event, struct net_bridge_port *port);