extern struct neigh_table arp_tbl;
extern void arp_init(void);
extern int arp_find(unsigned char *haddr, struct sk_buff *skb);
extern struct neigh_table arp_tbl;
extern void arp_init(void);
extern int arp_find(unsigned char *haddr, struct sk_buff *skb);
extern void arp_send(int type, int ptype, __be32 dest_ip,
struct net_device *dev, __be32 src_ip,
extern void arp_send(int type, int ptype, __be32 dest_ip,
struct net_device *dev, __be32 src_ip,
- unsigned char *dest_hw, unsigned char *src_hw, unsigned char *th);
+ const unsigned char *dest_hw,
+ const unsigned char *src_hw, const unsigned char *th);
extern int arp_bind_neighbour(struct dst_entry *dst);
extern int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir);
extern void arp_ifdown(struct net_device *dev);
extern struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
struct net_device *dev, __be32 src_ip,
extern int arp_bind_neighbour(struct dst_entry *dst);
extern int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir);
extern void arp_ifdown(struct net_device *dev);
extern struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
struct net_device *dev, __be32 src_ip,
- unsigned char *dest_hw, unsigned char *src_hw,
- unsigned char *target_hw);
+ const unsigned char *dest_hw,
+ const unsigned char *src_hw,
+ const unsigned char *target_hw);