X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fnet%2Finet_connection_sock.h;h=9bf73fe50948e71345ab701e029dc0194b5bda2d;hb=71d530cd1b6d97094481002a04c77fea1c8e1c22;hp=50234fa56a6843a16f803e2d22616e4489d8e7b6;hpb=f9c5d0451b406a6bd0d0bf1fdd63c7777af6ebc6;p=linux-2.6

diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index 50234fa56a..9bf73fe509 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -50,6 +50,12 @@ struct inet_connection_sock_af_ops {
 				  char __user *optval, int optlen);
 	int	    (*getsockopt)(struct sock *sk, int level, int optname, 
 				  char __user *optval, int __user *optlen);
+	int	    (*compat_setsockopt)(struct sock *sk,
+				int level, int optname,
+				char __user *optval, int optlen);
+	int	    (*compat_getsockopt)(struct sock *sk,
+				int level, int optname,
+				char __user *optval, int __user *optlen);
 	void	    (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
 	int sockaddr_len;
 };
@@ -72,6 +78,7 @@ struct inet_connection_sock_af_ops {
  * @icsk_probes_out:	   unanswered 0 window probes
  * @icsk_ext_hdr_len:	   Network protocol overhead (IP/IPv6 options)
  * @icsk_ack:		   Delayed ACK control data
+ * @icsk_mtup;		   MTU probing control data
  */
 struct inet_connection_sock {
 	/* inet_sock has to be the first member! */
@@ -83,8 +90,8 @@ struct inet_connection_sock {
  	struct timer_list	  icsk_delack_timer;
 	__u32			  icsk_rto;
 	__u32			  icsk_pmtu_cookie;
-	struct tcp_congestion_ops *icsk_ca_ops;
-	struct inet_connection_sock_af_ops *icsk_af_ops;
+	const struct tcp_congestion_ops *icsk_ca_ops;
+	const struct inet_connection_sock_af_ops *icsk_af_ops;
 	unsigned int		  (*icsk_sync_mss)(struct sock *sk, u32 pmtu);
 	__u8			  icsk_ca_state;
 	__u8			  icsk_retransmits;
@@ -104,6 +111,16 @@ struct inet_connection_sock {
 		__u16		  last_seg_size; /* Size of last incoming segment	   */
 		__u16		  rcv_mss;	 /* MSS used for delayed ACK decisions	   */ 
 	} icsk_ack;
+	struct {
+		int		  enabled;
+
+		/* Range of MTUs to search */
+		int		  search_high;
+		int		  search_low;
+
+		/* Information on the current probe. */
+		int		  probe_size;
+	} icsk_mtup;
 	u32			  icsk_ca_priv[16];
 #define ICSK_CA_PRIV_SIZE	(16 * sizeof(u32))
 };
@@ -310,4 +327,13 @@ extern void inet_csk_listen_stop(struct sock *sk);
 
 extern void inet_csk_addr2sockaddr(struct sock *sk, struct sockaddr *uaddr);
 
+extern int inet_csk_ctl_sock_create(struct socket **sock,
+				    unsigned short family,
+				    unsigned short type,
+				    unsigned char protocol);
+
+extern int inet_csk_compat_getsockopt(struct sock *sk, int level, int optname,
+				      char __user *optval, int __user *optlen);
+extern int inet_csk_compat_setsockopt(struct sock *sk, int level, int optname,
+				      char __user *optval, int optlen);
 #endif /* _INET_CONNECTION_SOCK_H */