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authorDmitry Mishin <dim@openvz.org>2006-03-20 22:45:21 -0800
committerDavid S. Miller <davem@davemloft.net>2006-03-20 22:45:21 -0800
commit3fdadf7d27e3fbcf72930941884387d1f4936f04 (patch)
tree167072cf1e60b6b307610563614b435ff0caa52d /net/ipv6/raw.c
parentc750360938b403e6cc193d293cfbcb099dd6c60e (diff)
[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>
Diffstat (limited to 'net/ipv6/raw.c')
-rw-r--r--net/ipv6/raw.c112
1 files changed, 87 insertions, 25 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index ae20a0ec9bd8..8de5a8e59149 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -859,29 +859,12 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
}
-static int rawv6_setsockopt(struct sock *sk, int level, int optname,
+static int do_rawv6_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen)
{
struct raw6_sock *rp = raw6_sk(sk);
int val;
- switch(level) {
- case SOL_RAW:
- break;
-
- case SOL_ICMPV6:
- if (inet_sk(sk)->num != IPPROTO_ICMPV6)
- return -EOPNOTSUPP;
- return rawv6_seticmpfilter(sk, level, optname, optval,
- optlen);
- case SOL_IPV6:
- if (optname == IPV6_CHECKSUM)
- break;
- default:
- return ipv6_setsockopt(sk, level, optname, optval,
- optlen);
- };
-
if (get_user(val, (int __user *)optval))
return -EFAULT;
@@ -906,12 +889,9 @@ static int rawv6_setsockopt(struct sock *sk, int level, int optname,
}
}
-static int rawv6_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen)
+static int rawv6_setsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int optlen)
{
- struct raw6_sock *rp = raw6_sk(sk);
- int val, len;
-
switch(level) {
case SOL_RAW:
break;
@@ -919,15 +899,47 @@ static int rawv6_getsockopt(struct sock *sk, int level, int optname,
case SOL_ICMPV6:
if (inet_sk(sk)->num != IPPROTO_ICMPV6)
return -EOPNOTSUPP;
- return rawv6_geticmpfilter(sk, level, optname, optval,
+ return rawv6_seticmpfilter(sk, level, optname, optval,
optlen);
case SOL_IPV6:
if (optname == IPV6_CHECKSUM)
break;
default:
- return ipv6_getsockopt(sk, level, optname, optval,
+ return ipv6_setsockopt(sk, level, optname, optval,
optlen);
};
+ return do_rawv6_setsockopt(sk, level, optname, optval, optlen);
+}
+
+#ifdef CONFIG_COMPAT
+static int compat_rawv6_setsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int optlen)
+{
+ switch(level) {
+ case SOL_RAW:
+ break;
+
+ case SOL_ICMPV6:
+ if (inet_sk(sk)->num != IPPROTO_ICMPV6)
+ return -EOPNOTSUPP;
+ return rawv6_seticmpfilter(sk, level, optname, optval,
+ optlen);
+ case SOL_IPV6:
+ if (optname == IPV6_CHECKSUM)
+ break;
+ default:
+ return compat_ipv6_setsockopt(sk, level,
+ optname, optval, optlen);
+ };
+ return do_rawv6_setsockopt(sk, level, optname, optval, optlen);
+}
+#endif
+
+static int do_rawv6_getsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen)
+{
+ struct raw6_sock *rp = raw6_sk(sk);
+ int val, len;
if (get_user(len,optlen))
return -EFAULT;
@@ -953,6 +965,52 @@ static int rawv6_getsockopt(struct sock *sk, int level, int optname,
return 0;
}
+static int rawv6_getsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen)
+{
+ switch(level) {
+ case SOL_RAW:
+ break;
+
+ case SOL_ICMPV6:
+ if (inet_sk(sk)->num != IPPROTO_ICMPV6)
+ return -EOPNOTSUPP;
+ return rawv6_geticmpfilter(sk, level, optname, optval,
+ optlen);
+ case SOL_IPV6:
+ if (optname == IPV6_CHECKSUM)
+ break;
+ default:
+ return ipv6_getsockopt(sk, level, optname, optval,
+ optlen);
+ };
+ return do_rawv6_getsockopt(sk, level, optname, optval, optlen);
+}
+
+#ifdef CONFIG_COMPAT
+static int compat_rawv6_getsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen)
+{
+ switch(level) {
+ case SOL_RAW:
+ break;
+
+ case SOL_ICMPV6:
+ if (inet_sk(sk)->num != IPPROTO_ICMPV6)
+ return -EOPNOTSUPP;
+ return rawv6_geticmpfilter(sk, level, optname, optval,
+ optlen);
+ case SOL_IPV6:
+ if (optname == IPV6_CHECKSUM)
+ break;
+ default:
+ return compat_ipv6_getsockopt(sk, level,
+ optname, optval, optlen);
+ };
+ return do_rawv6_getsockopt(sk, level, optname, optval, optlen);
+}
+#endif
+
static int rawv6_ioctl(struct sock *sk, int cmd, unsigned long arg)
{
switch(cmd) {
@@ -1008,6 +1066,10 @@ struct proto rawv6_prot = {
.destroy = inet6_destroy_sock,
.setsockopt = rawv6_setsockopt,
.getsockopt = rawv6_getsockopt,
+#ifdef CONFIG_COMPAT
+ .compat_setsockopt = compat_rawv6_setsockopt,
+ .compat_getsockopt = compat_rawv6_getsockopt,
+#endif
.sendmsg = rawv6_sendmsg,
.recvmsg = rawv6_recvmsg,
.bind = rawv6_bind,