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| author | Rao Shoaib <rao.shoaib@oracle.com> | 2021-08-01 00:57:07 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-04 09:55:52 +0100 |
| commit | 314001f0bf927015e459c9d387d62a231fe93af3 (patch) | |
| tree | 3f5a7d31a347e495833cffdbd638852111bbb78c /include/net/af_unix.h | |
| parent | 7e89350c901923c48370ae7b922223c6c5a2b7fd (diff) | |
| download | lwn-314001f0bf927015e459c9d387d62a231fe93af3.tar.gz lwn-314001f0bf927015e459c9d387d62a231fe93af3.zip | |
af_unix: Add OOB support
This patch adds OOB support for AF_UNIX sockets.
The semantics is same as TCP.
The last byte of a message with the OOB flag is
treated as the OOB byte. The byte is separated into
a skb and a pointer to the skb is stored in unix_sock.
The pointer is used to enforce OOB semantics.
Signed-off-by: Rao Shoaib <rao.shoaib@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/af_unix.h')
| -rw-r--r-- | include/net/af_unix.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 435a2c3d5a6f..4757d7f53f13 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -70,6 +70,9 @@ struct unix_sock { struct socket_wq peer_wq; wait_queue_entry_t peer_wake; struct scm_stat scm_stat; +#if IS_ENABLED(CONFIG_AF_UNIX_OOB) + struct sk_buff *oob_skb; +#endif }; static inline struct unix_sock *unix_sk(const struct sock *sk) |