| 1 | #ifndef __BEN_VLAN_802_1Q_INC__ |
| 2 | #define __BEN_VLAN_802_1Q_INC__ |
| 3 | |
| 4 | #include <linux/if_vlan.h> |
| 5 | |
| 6 | #define VLAN_GRP_HASH_SHIFT 5 |
| 7 | #define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT) |
| 8 | #define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1) |
| 9 | |
| 10 | /* Find a VLAN device by the MAC address of its Ethernet device, and |
| 11 | * it's VLAN ID. The default configuration is to have VLAN's scope |
| 12 | * to be box-wide, so the MAC will be ignored. The mac will only be |
| 13 | * looked at if we are configured to have a separate set of VLANs per |
| 14 | * each MAC addressable interface. Note that this latter option does |
| 15 | * NOT follow the spec for VLANs, but may be useful for doing very |
| 16 | * large quantities of VLAN MUX/DEMUX onto FrameRelay or ATM PVCs. |
| 17 | * |
| 18 | * Must be invoked with rcu_read_lock (ie preempt disabled) |
| 19 | * or with RTNL. |
| 20 | */ |
| 21 | struct net_device *__find_vlan_dev(struct net_device *real_dev, |
| 22 | unsigned short VID); /* vlan.c */ |
| 23 | |
| 24 | /* found in vlan_dev.c */ |
| 25 | int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev, |
| 26 | struct packet_type *ptype, struct net_device *orig_dev); |
| 27 | void vlan_dev_set_ingress_priority(const struct net_device *dev, |
| 28 | u32 skb_prio, short vlan_prio); |
| 29 | int vlan_dev_set_egress_priority(const struct net_device *dev, |
| 30 | u32 skb_prio, short vlan_prio); |
| 31 | int vlan_dev_set_vlan_flag(const struct net_device *dev, |
| 32 | u32 flag, short flag_val); |
| 33 | void vlan_dev_get_realdev_name(const struct net_device *dev, char *result); |
| 34 | void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result); |
| 35 | |
| 36 | int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id); |
| 37 | void vlan_setup(struct net_device *dev); |
| 38 | int register_vlan_dev(struct net_device *dev); |
| 39 | void unregister_vlan_dev(struct net_device *dev); |
| 40 | |
| 41 | int vlan_netlink_init(void); |
| 42 | void vlan_netlink_fini(void); |
| 43 | |
| 44 | extern struct rtnl_link_ops vlan_link_ops; |
| 45 | |
| 46 | static inline int is_vlan_dev(struct net_device *dev) |
| 47 | { |
| 48 | return dev->priv_flags & IFF_802_1Q_VLAN; |
| 49 | } |
| 50 | |
| 51 | extern int vlan_net_id; |
| 52 | |
| 53 | struct proc_dir_entry; |
| 54 | |
| 55 | struct vlan_net { |
| 56 | /* /proc/net/vlan */ |
| 57 | struct proc_dir_entry *proc_vlan_dir; |
| 58 | /* /proc/net/vlan/config */ |
| 59 | struct proc_dir_entry *proc_vlan_conf; |
| 60 | /* Determines interface naming scheme. */ |
| 61 | unsigned short name_type; |
| 62 | }; |
| 63 | |
| 64 | #endif /* !(__BEN_VLAN_802_1Q_INC__) */ |