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authorEric Dumazet <edumazet@google.com>2015-03-15 21:12:12 -0700
committerDavid S. Miller <davem@davemloft.net>2015-03-16 15:55:28 -0400
commit1d0ab253872cdd3d8e7913f59c266c7fd01771d0 (patch)
treecc2d3e7f9017862044066bb8fa458944c05c4ff3 /include/net/sock.h
parentf00bbd219caa7b3cc3a51b5ce551d1bd56f19662 (diff)
net: add sk_fullsock() helper
We have many places where we want to check if a socket is not a timewait or request socket. Use a helper to avoid hard coding this. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sock.h')
-rw-r--r--include/net/sock.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index f10832ca2e90..e0360f5a53e9 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -67,6 +67,7 @@
#include <linux/atomic.h>
#include <net/dst.h>
#include <net/checksum.h>
+#include <net/tcp_states.h>
#include <linux/net_tstamp.h>
struct cgroup;
@@ -2218,6 +2219,14 @@ static inline struct sock *skb_steal_sock(struct sk_buff *skb)
return NULL;
}
+/* This helper checks if a socket is a full socket,
+ * ie _not_ a timewait or request socket.
+ */
+static inline bool sk_fullsock(const struct sock *sk)
+{
+ return (1 << sk->sk_state) & ~(TCPF_TIME_WAIT | TCPF_NEW_SYN_RECV);
+}
+
void sock_enable_timestamp(struct sock *sk, int flag);
int sock_get_timestamp(struct sock *, struct timeval __user *);
int sock_get_timestampns(struct sock *, struct timespec __user *);