[ICSK]: Rename struct tcp_func to struct inet_connection_sock_af_ops

And move it to struct inet_connection_sock. DCCP will use it in the
upcoming changesets.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 28 insertions, 52 deletions

diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 0e1da66..4e14340 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -295,8 +295,6 @@ struct tcp_sock {
 
 	struct sk_buff_head	out_of_order_queue; /* Out of order segments go here */
 
-	struct tcp_func		*af_specific;	/* Operations which are AF_INET{4,6} specific	*/
-
  	__u32	rcv_wnd;	/* Current receiver window		*/
 	__u32	rcv_wup;	/* rcv_nxt on last window update sent	*/
 	__u32	write_seq;	/* Tail(+1) of data held in tcp send buffer */
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index ccc81a1..9e20d20 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -15,6 +15,7 @@
 #ifndef _INET_CONNECTION_SOCK_H
 #define _INET_CONNECTION_SOCK_H
 
+#include <linux/compiler.h>
 #include <linux/ip.h>
 #include <linux/string.h>
 #include <linux/timer.h>
@@ -29,6 +30,29 @@ struct inet_bind_bucket;
 struct inet_hashinfo;
 struct tcp_congestion_ops;
 
+/*
+ * Pointers to address related TCP functions
+ * (i.e. things that depend on the address family)
+ */
+struct inet_connection_sock_af_ops {
+	int	    (*queue_xmit)(struct sk_buff *skb, int ipfragok);
+	void	    (*send_check)(struct sock *sk, int len,
+				  struct sk_buff *skb);
+	int	    (*rebuild_header)(struct sock *sk);
+	int	    (*conn_request)(struct sock *sk, struct sk_buff *skb);
+	struct sock *(*syn_recv_sock)(struct sock *sk, struct sk_buff *skb,
+				      struct request_sock *req,
+				      struct dst_entry *dst);
+	int	    (*remember_stamp)(struct sock *sk);
+	__u16	    net_header_len;
+	int	    (*setsockopt)(struct sock *sk, int level, int optname, 
+				  char __user *optval, int optlen);
+	int	    (*getsockopt)(struct sock *sk, int level, int optname, 
+				  char __user *optval, int __user *optlen);
+	void	    (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
+	int sockaddr_len;
+};
+
 /** inet_connection_sock - INET connection oriented sock
  *
  * @icsk_accept_queue:	   FIFO of established children 
@@ -37,6 +61,7 @@ struct tcp_congestion_ops;
  * @icsk_retransmit_timer: Resend (no ack)
  * @icsk_rto:		   Retransmit timeout
  * @icsk_ca_ops		   Pluggable congestion control hook
+ * @icsk_af_ops		   Operations which are AF_INET{4,6} specific
  * @icsk_ca_state:	   Congestion control state
  * @icsk_retransmits:	   Number of unrecovered [RTO] timeouts
  * @icsk_pending:	   Scheduled timer event
@@ -55,6 +80,7 @@ struct inet_connection_sock {
  	struct timer_list	  icsk_delack_timer;
 	__u32			  icsk_rto;
 	struct tcp_congestion_ops *icsk_ca_ops;
+	struct inet_connection_sock_af_ops *icsk_af_ops;
 	__u8			  icsk_ca_state;
 	__u8			  icsk_retransmits;
 	__u8			  icsk_pending;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d78025f..83b117a 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -225,53 +225,6 @@ extern atomic_t tcp_sockets_allocated;
 extern int tcp_memory_pressure;
 
 /*
- *	Pointers to address related TCP functions
- *	(i.e. things that depend on the address family)
- */
-
-struct tcp_func {
-	int			(*queue_xmit)		(struct sk_buff *skb,
-							 int ipfragok);
-
-	void			(*send_check)		(struct sock *sk,
-							 struct tcphdr *th,
-							 int len,
-							 struct sk_buff *skb);
-
-	int			(*rebuild_header)	(struct sock *sk);
-
-	int			(*conn_request)		(struct sock *sk,
-							 struct sk_buff *skb);
-
-	struct sock *		(*syn_recv_sock)	(struct sock *sk,
-							 struct sk_buff *skb,
-							 struct request_sock *req,
-							 struct dst_entry *dst);
-    
-	int			(*remember_stamp)	(struct sock *sk);
-
-	__u16			net_header_len;
-
-	int			(*setsockopt)		(struct sock *sk, 
-							 int level, 
-							 int optname, 
-							 char __user *optval, 
-							 int optlen);
-
-	int			(*getsockopt)		(struct sock *sk, 
-							 int level, 
-							 int optname, 
-							 char __user *optval, 
-							 int __user *optlen);
-
-
-	void			(*addr2sockaddr)	(struct sock *sk,
-							 struct sockaddr *);
-
-	int sockaddr_len;
-};
-
-/*
  * The next routines deal with comparing 32 bit unsigned ints
  * and worry about wraparound (automatic with unsigned arithmetic).
  */
@@ -405,8 +358,7 @@ extern void			tcp_parse_options(struct sk_buff *skb,
  *	TCP v4 functions exported for the inet6 API
  */
 
-extern void		       	tcp_v4_send_check(struct sock *sk, 
-						  struct tcphdr *th, int len, 
+extern void		       	tcp_v4_send_check(struct sock *sk, int len,
 						  struct sk_buff *skb);
 
 extern int			tcp_v4_conn_request(struct sock *sk,
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index 4e86f2d..61f724c 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -44,7 +44,7 @@ extern int			datagram_send_ctl(struct msghdr *msg,
 /*
  *	address family specific functions
  */
-extern struct tcp_func	ipv4_specific;
+extern struct inet_connection_sock_af_ops ipv4_specific;
 
 extern int inet6_destroy_sock(struct sock *sk);