diff options
author | Dmitry Safonov <dima@arista.com> | 2023-10-23 20:22:02 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2023-10-27 10:35:45 +0100 |
commit | 06b22ef29591f625ef877ae00d82192938e29e60 (patch) | |
tree | 25d7b31da15d3d4a13efb265eb99aac8aa125917 /net/ipv4/tcp_minisocks.c | |
parent | decde2586b34b99684faff1eab41e5c496c27fb6 (diff) |
net/tcp: Wire TCP-AO to request sockets
Now when the new request socket is created from the listening socket,
it's recorded what MKT was used by the peer. tcp_rsk_used_ao() is
a new helper for checking if TCP-AO option was used to create the
request socket.
tcp_ao_copy_all_matching() will copy all keys that match the peer on the
request socket, as well as preparing them for the usage (creating
traffic keys).
Co-developed-by: Francesco Ruggeri <fruggeri@arista.com>
Signed-off-by: Francesco Ruggeri <fruggeri@arista.com>
Co-developed-by: Salam Noureddine <noureddine@arista.com>
Signed-off-by: Salam Noureddine <noureddine@arista.com>
Signed-off-by: Dmitry Safonov <dima@arista.com>
Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_minisocks.c')
-rw-r--r-- | net/ipv4/tcp_minisocks.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index 6810cf65a322..8d941a6e066b 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -506,6 +506,9 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, const struct tcp_sock *oldtp; struct tcp_sock *newtp; u32 seq; +#ifdef CONFIG_TCP_AO + struct tcp_ao_key *ao_key; +#endif if (!newsk) return NULL; @@ -594,6 +597,13 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, #ifdef CONFIG_TCP_MD5SIG newtp->md5sig_info = NULL; /*XXX*/ #endif +#ifdef CONFIG_TCP_AO + newtp->ao_info = NULL; + ao_key = treq->af_specific->ao_lookup(sk, req, + tcp_rsk(req)->ao_keyid, -1); + if (ao_key) + newtp->tcp_header_len += tcp_ao_len(ao_key); + #endif if (skb->len >= TCP_MSS_DEFAULT + newtp->tcp_header_len) newicsk->icsk_ack.last_seg_size = skb->len - newtp->tcp_header_len; newtp->rx_opt.mss_clamp = req->mss; |