72 	struct sock		*sk;  member
102 int ip_build_and_send_pkt(struct sk_buff *skb, struct sock *sk,
109 int ip_output(struct sock *sk, struct sk_buff *skb);
110 int ip_mc_output(struct sock *sk, struct sk_buff *skb);
111 int ip_fragment(struct sock *sk, struct sk_buff *skb,
116 int ip_local_out_sk(struct sock *sk, struct sk_buff *skb);
119 	return ip_local_out_sk(skb->sk, skb);  in ip_local_out()
122 int ip_queue_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl);
124 int ip_append_data(struct sock *sk, struct flowi4 *fl4,
133 ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page,
135 struct sk_buff *__ip_make_skb(struct sock *sk, struct flowi4 *fl4,
139 int ip_push_pending_frames(struct sock *sk, struct flowi4 *fl4);
140 void ip_flush_pending_frames(struct sock *sk);
141 struct sk_buff *ip_make_skb(struct sock *sk, struct flowi4 *fl4,
148 static inline struct sk_buff *ip_finish_skb(struct sock *sk, struct flowi4 *fl4)  in ip_finish_skb()  argument
150 	return __ip_make_skb(sk, fl4, &sk->sk_write_queue, &inet_sk(sk)->cork.base);  in ip_finish_skb()
158 static inline __u8 get_rtconn_flags(struct ipcm_cookie* ipc, struct sock* sk)  in get_rtconn_flags()  argument
160 	return (ipc->tos != -1) ? RT_CONN_FLAGS_TOS(sk, ipc->tos) : RT_CONN_FLAGS(sk);  in get_rtconn_flags()
164 int __ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
165 int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
167 void ip4_datagram_release_cb(struct sock *sk);
186 void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb,
275 int ip_dont_fragment(struct sock *sk, struct dst_entry *dst)  in ip_dont_fragment()  argument
277 	return  inet_sk(sk)->pmtudisc == IP_PMTUDISC_DO ||  in ip_dont_fragment()
278 		(inet_sk(sk)->pmtudisc == IP_PMTUDISC_WANT &&  in ip_dont_fragment()
282 static inline bool ip_sk_accept_pmtu(const struct sock *sk)  in ip_sk_accept_pmtu()  argument
284 	return inet_sk(sk)->pmtudisc != IP_PMTUDISC_INTERFACE &&  in ip_sk_accept_pmtu()
285 	       inet_sk(sk)->pmtudisc != IP_PMTUDISC_OMIT;  in ip_sk_accept_pmtu()
288 static inline bool ip_sk_use_pmtu(const struct sock *sk)  in ip_sk_use_pmtu()  argument
290 	return inet_sk(sk)->pmtudisc < IP_PMTUDISC_PROBE;  in ip_sk_use_pmtu()
293 static inline bool ip_sk_ignore_df(const struct sock *sk)  in ip_sk_ignore_df()  argument
295 	return inet_sk(sk)->pmtudisc < IP_PMTUDISC_DO ||  in ip_sk_ignore_df()
296 	       inet_sk(sk)->pmtudisc == IP_PMTUDISC_OMIT;  in ip_sk_ignore_df()
314 	if (!skb->sk || ip_sk_use_pmtu(skb->sk)) {  in ip_skb_dst_mtu()
326 					struct sock *sk, int segs)  in ip_select_ident_segs()  argument
336 		if (sk && inet_sk(sk)->inet_daddr) {  in ip_select_ident_segs()
337 			iph->id = htons(inet_sk(sk)->inet_id);  in ip_select_ident_segs()
338 			inet_sk(sk)->inet_id += segs;  in ip_select_ident_segs()
348 				   struct sock *sk)  in ip_select_ident()  argument
350 	ip_select_ident_segs(net, skb, sk, 1);  in ip_select_ident()
359 static inline void inet_set_txhash(struct sock *sk)  in inet_set_txhash()  argument
361 	struct inet_sock *inet = inet_sk(sk);  in inet_set_txhash()
369 	sk->sk_txhash = flow_hash_from_keys(&keys);  in inet_set_txhash()
445 static __inline__ void inet_reset_saddr(struct sock *sk)  in inet_reset_saddr()  argument
447 	inet_sk(sk)->inet_rcv_saddr = inet_sk(sk)->inet_saddr = 0;  in inet_reset_saddr()
449 	if (sk->sk_family == PF_INET6) {  in inet_reset_saddr()
450 		struct ipv6_pinfo *np = inet6_sk(sk);  in inet_reset_saddr()
453 		memset(&sk->sk_v6_rcv_saddr, 0, sizeof(sk->sk_v6_rcv_saddr));  in inet_reset_saddr()
528 void ipv4_pktinfo_prepare(const struct sock *sk, struct sk_buff *skb);
532 int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
534 int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
536 int compat_ip_setsockopt(struct sock *sk, int level, int optname,
538 int compat_ip_getsockopt(struct sock *sk, int level, int optname,
540 int ip_ra_control(struct sock *sk, unsigned char on,
543 int ip_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len);
544 void ip_icmp_error(struct sock *sk, struct sk_buff *skb, int err, __be16 port,
546 void ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 dport,