-#ifdef __KERNEL__
-#include <linux/skbuff.h>
-
-static inline struct pppoe_hdr *pppoe_hdr(const struct sk_buff *skb)
-{
- return (struct pppoe_hdr *)skb_network_header(skb);
-}
-
-struct pppoe_opt {
- struct net_device *dev; /* device associated with socket*/
- int ifindex; /* ifindex of device associated with socket */
- struct pppoe_addr pa; /* what this socket is bound to*/
- struct sockaddr_pppox relay; /* what socket data will be
- relayed to (PPPoE relaying) */
-};
-
-#include <net/sock.h>
-
-struct pppox_sock {
- /* struct sock must be the first member of pppox_sock */
- struct sock sk;
- struct ppp_channel chan;
- struct pppox_sock *next; /* for hash table */
- union {
- struct pppoe_opt pppoe;
- } proto;
- __be16 num;
-};
-#define pppoe_dev proto.pppoe.dev
-#define pppoe_ifindex proto.pppoe.ifindex
-#define pppoe_pa proto.pppoe.pa
-#define pppoe_relay proto.pppoe.relay
-
-static inline struct pppox_sock *pppox_sk(struct sock *sk)
-{
- return (struct pppox_sock *)sk;
-}
-
-static inline struct sock *sk_pppox(struct pppox_sock *po)
-{
- return (struct sock *)po;
-}
-
-struct module;
-
-struct pppox_proto {
- int (*create)(struct net *net, struct socket *sock);
- int (*ioctl)(struct socket *sock, unsigned int cmd,
- unsigned long arg);
- struct module *owner;
-};
-
-extern int register_pppox_proto(int proto_num, struct pppox_proto *pp);
-extern void unregister_pppox_proto(int proto_num);
-extern void pppox_unbind_sock(struct sock *sk);/* delete ppp-channel binding */
-extern int pppox_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
-
-/* PPPoX socket states */
-enum {
- PPPOX_NONE = 0, /* initial state */
- PPPOX_CONNECTED = 1, /* connection established ==TCP_ESTABLISHED */
- PPPOX_BOUND = 2, /* bound to ppp device */
- PPPOX_RELAY = 4, /* forwarding is enabled */
- PPPOX_ZOMBIE = 8, /* dead, but still bound to ppp device */
- PPPOX_DEAD = 16 /* dead, useless, please clean me up!*/
-};
-
-#endif /* __KERNEL__ */