107 struct sk_buff;
112 static inline __sum16 __udp_lib_checksum_complete(struct sk_buff *skb)  in __udp_lib_checksum_complete()
119 static inline int udp_lib_checksum_complete(struct sk_buff *skb)  in udp_lib_checksum_complete()
131 static inline __wsum udp_csum_outgoing(struct sock *sk, struct sk_buff *skb)  in udp_csum_outgoing()
141 static inline __wsum udp_csum(struct sk_buff *skb)  in udp_csum()
158 void udp_set_csum(bool nocheck, struct sk_buff *skb,
161 static inline void udp_csum_pull_header(struct sk_buff *skb)  in udp_csum_pull_header()
170 typedef struct sock *(*udp_lookup_t)(struct sk_buff *skb, __be16 sport,
173 struct sk_buff *udp_gro_receive(struct list_head *head, struct sk_buff *skb,
175 int udp_gro_complete(struct sk_buff *skb, int nhoff, udp_lookup_t lookup);
177 struct sk_buff *__udp_gso_segment(struct sk_buff *gso_skb,
180 static inline struct udphdr *udp_gro_udphdr(struct sk_buff *skb)  in udp_gro_udphdr()
214 static inline __be16 udp_flow_src_port(struct net *net, struct sk_buff *skb,  in udp_flow_src_port()
257 void skb_consume_udp(struct sock *sk, struct sk_buff *skb, int len);
258 int __udp_enqueue_schedule_skb(struct sock *sk, struct sk_buff *skb);
259 void udp_skb_destructor(struct sock *sk, struct sk_buff *skb);
260 struct sk_buff *__skb_recv_udp(struct sock *sk, unsigned int flags,
262 static inline struct sk_buff *skb_recv_udp(struct sock *sk, unsigned int flags,  in skb_recv_udp()
270 int udp_v4_early_demux(struct sk_buff *skb);
275 void udp_err(struct sk_buff *, u32);
281 void udp4_hwcsum(struct sk_buff *skb, __be32 src, __be32 dst);
282 int udp_rcv(struct sk_buff *skb);
289 struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
301 			       struct udp_table *tbl, struct sk_buff *skb);
302 struct sock *udp4_lib_lookup_skb(struct sk_buff *skb,
312 			       struct sk_buff *skb);
313 struct sock *udp6_lib_lookup_skb(struct sk_buff *skb,
338 static inline struct udp_dev_scratch *udp_skb_scratch(struct sk_buff *skb)  in udp_skb_scratch()
344 static inline unsigned int udp_skb_len(struct sk_buff *skb)  in udp_skb_len()
349 static inline bool udp_skb_csum_unnecessary(struct sk_buff *skb)  in udp_skb_csum_unnecessary()
354 static inline bool udp_skb_is_linear(struct sk_buff *skb)  in udp_skb_is_linear()
360 static inline unsigned int udp_skb_len(struct sk_buff *skb)  in udp_skb_len()
365 static inline bool udp_skb_csum_unnecessary(struct sk_buff *skb)  in udp_skb_csum_unnecessary()
370 static inline bool udp_skb_is_linear(struct sk_buff *skb)  in udp_skb_is_linear()
376 static inline int copy_linear_skb(struct sk_buff *skb, int len, int off,  in copy_linear_skb()