104 struct sk_buff;
109 static inline __sum16 __udp_lib_checksum_complete(struct sk_buff *skb)  in __udp_lib_checksum_complete()
116 static inline int udp_lib_checksum_complete(struct sk_buff *skb)  in udp_lib_checksum_complete()
128 static inline __wsum udp_csum_outgoing(struct sock *sk, struct sk_buff *skb)  in udp_csum_outgoing()
138 static inline __wsum udp_csum(struct sk_buff *skb)  in udp_csum()
155 void udp_set_csum(bool nocheck, struct sk_buff *skb,
158 static inline void udp_csum_pull_header(struct sk_buff *skb)  in udp_csum_pull_header()
167 typedef struct sock *(*udp_lookup_t)(const struct sk_buff *skb, __be16 sport,
170 INDIRECT_CALLABLE_DECLARE(struct sk_buff *udp4_gro_receive(struct list_head *,
171 							   struct sk_buff *));
172 INDIRECT_CALLABLE_DECLARE(int udp4_gro_complete(struct sk_buff *, int));
173 INDIRECT_CALLABLE_DECLARE(struct sk_buff *udp6_gro_receive(struct list_head *,
174 							   struct sk_buff *));
175 INDIRECT_CALLABLE_DECLARE(int udp6_gro_complete(struct sk_buff *, int));
176 INDIRECT_CALLABLE_DECLARE(void udp_v6_early_demux(struct sk_buff *));
177 INDIRECT_CALLABLE_DECLARE(int udpv6_rcv(struct sk_buff *));
179 struct sk_buff *udp_gro_receive(struct list_head *head, struct sk_buff *skb,
181 int udp_gro_complete(struct sk_buff *skb, int nhoff, udp_lookup_t lookup);
183 struct sk_buff *__udp_gso_segment(struct sk_buff *gso_skb,
186 static inline struct udphdr *udp_gro_udphdr(struct sk_buff *skb)  in udp_gro_udphdr()
220 static inline __be16 udp_flow_src_port(struct net *net, struct sk_buff *skb,  in udp_flow_src_port()
274 void skb_consume_udp(struct sock *sk, struct sk_buff *skb, int len);
275 int __udp_enqueue_schedule_skb(struct sock *sk, struct sk_buff *skb);
276 void udp_skb_destructor(struct sock *sk, struct sk_buff *skb);
277 struct sk_buff *__skb_recv_udp(struct sock *sk, unsigned int flags,
279 static inline struct sk_buff *skb_recv_udp(struct sock *sk, unsigned int flags,  in skb_recv_udp()
287 int udp_v4_early_demux(struct sk_buff *skb);
292 int udp_err(struct sk_buff *, u32);
298 void udp4_hwcsum(struct sk_buff *skb, __be32 src, __be32 dst);
299 int udp_rcv(struct sk_buff *skb);
306 struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
318 			       struct udp_table *tbl, struct sk_buff *skb);
319 struct sock *udp4_lib_lookup_skb(const struct sk_buff *skb,
329 			       struct sk_buff *skb);
330 struct sock *udp6_lib_lookup_skb(const struct sk_buff *skb,
357 static inline struct udp_dev_scratch *udp_skb_scratch(struct sk_buff *skb)  in udp_skb_scratch()
363 static inline unsigned int udp_skb_len(struct sk_buff *skb)  in udp_skb_len()
368 static inline bool udp_skb_csum_unnecessary(struct sk_buff *skb)  in udp_skb_csum_unnecessary()
373 static inline bool udp_skb_is_linear(struct sk_buff *skb)  in udp_skb_is_linear()
379 static inline unsigned int udp_skb_len(struct sk_buff *skb)  in udp_skb_len()
384 static inline bool udp_skb_csum_unnecessary(struct sk_buff *skb)  in udp_skb_csum_unnecessary()
389 static inline bool udp_skb_is_linear(struct sk_buff *skb)  in udp_skb_is_linear()
395 static inline int copy_linear_skb(struct sk_buff *skb, int len, int off,  in copy_linear_skb()
481 static inline struct sk_buff *udp_rcv_segment(struct sock *sk,  in udp_rcv_segment()
482 					      struct sk_buff *skb, bool ipv4)  in udp_rcv_segment()
485 	struct sk_buff *segs;  in udp_rcv_segment()
521 static inline void udp_post_segment_fix_csum(struct sk_buff *skb)  in udp_post_segment_fix_csum()