[NET]: {get|set}sockopt compatibility layer

This patch extends {get|set}sockopt compatibility layer in order to
move protocol specific parts to their place and avoid huge universal
net/compat.c file in the future.

Signed-off-by: Dmitry Mishin <dim@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 0 deletions

diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index 34e70fb89d4a..47de17208d7a 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -192,6 +192,14 @@ extern int	   dccp_getsockopt(struct sock *sk, int level, int optname,
                                    char __user *optval, int __user *optlen);
 extern int         dccp_setsockopt(struct sock *sk, int level, int optname,
                                    char __user *optval, int optlen);
+#ifdef CONFIG_COMPAT
+extern int         compat_dccp_getsockopt(struct sock *sk,
+                                int level, int optname,
+                                char __user *optval, int __user *optlen);
+extern int         compat_dccp_setsockopt(struct sock *sk,
+                                int level, int optname,
+                                char __user *optval, int optlen);
+#endif
 extern int         dccp_ioctl(struct sock *sk, int cmd, unsigned long arg);
 extern int         dccp_sendmsg(struct kiocb *iocb, struct sock *sk,
                                 struct msghdr *msg, size_t size);