[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>
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index 363a067..ae61331 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -50,6 +50,12 @@
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;
};
diff --git a/include/net/ip.h b/include/net/ip.h
index fab3d5b..8fe6156 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -356,6 +356,10 @@
extern int ip_cmsg_send(struct msghdr *msg, struct ipcm_cookie *ipc);
extern int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen);
extern int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen);
+extern int compat_ip_setsockopt(struct sock *sk, int level,
+ int optname, char __user *optval, int optlen);
+extern int compat_ip_getsockopt(struct sock *sk, int level,
+ int optname, char __user *optval, int __user *optlen);
extern int ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct sock *));
extern int ip_recv_error(struct sock *sk, struct msghdr *msg, int len);
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index c893a1c..6d6f063 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -520,6 +520,16 @@
int optname,
char __user *optval,
int __user *optlen);
+extern int compat_ipv6_setsockopt(struct sock *sk,
+ int level,
+ int optname,
+ char __user *optval,
+ int optlen);
+extern int compat_ipv6_getsockopt(struct sock *sk,
+ int level,
+ int optname,
+ char __user *optval,
+ int __user *optlen);
extern void ipv6_packet_init(void);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 072f407..eba99f3 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -514,6 +514,16 @@
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);
struct dst_entry *(*get_dst) (struct sctp_association *asoc,
union sctp_addr *daddr,
union sctp_addr *saddr);
diff --git a/include/net/sock.h b/include/net/sock.h
index f63d0d5..ec226f3 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -520,6 +520,14 @@
int (*getsockopt)(struct sock *sk, int level,
int optname, char __user *optval,
int __user *option);
+ 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 *option);
int (*sendmsg)(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg, size_t len);
int (*recvmsg)(struct kiocb *iocb, struct sock *sk,
@@ -816,6 +824,10 @@
struct msghdr *msg, size_t size, int flags);
extern int sock_common_setsockopt(struct socket *sock, int level, int optname,
char __user *optval, int optlen);
+extern int compat_sock_common_getsockopt(struct socket *sock, int level,
+ int optname, char __user *optval, int __user *optlen);
+extern int compat_sock_common_setsockopt(struct socket *sock, int level,
+ int optname, char __user *optval, int optlen);
extern void sk_common_release(struct sock *sk);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 457e224..9418f4d 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -353,6 +353,12 @@
extern int tcp_setsockopt(struct sock *sk, int level,
int optname, char __user *optval,
int optlen);
+extern int compat_tcp_getsockopt(struct sock *sk,
+ int level, int optname,
+ char __user *optval, int __user *optlen);
+extern int compat_tcp_setsockopt(struct sock *sk,
+ int level, int optname,
+ char __user *optval, int optlen);
extern void tcp_set_keepalive(struct sock *sk, int val);
extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg,