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authorDmitry Safonov <dima@arista.com>2023-10-23 20:22:02 +0100
committerDavid S. Miller <davem@davemloft.net>2023-10-27 10:35:45 +0100
commit06b22ef29591f625ef877ae00d82192938e29e60 (patch)
tree25d7b31da15d3d4a13efb265eb99aac8aa125917 /include/net/tcp.h
parentdecde2586b34b99684faff1eab41e5c496c27fb6 (diff)
downloadlinux-06b22ef29591f625ef877ae00d82192938e29e60.tar.gz
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 'include/net/tcp.h')
-rw-r--r--include/net/tcp.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 17b3ecd2760fe..d0bea102b5236 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -2216,6 +2216,12 @@ struct tcp_request_sock_ops {
const struct sock *sk,
const struct sk_buff *skb);
#endif
+#ifdef CONFIG_TCP_AO
+ struct tcp_ao_key *(*ao_lookup)(const struct sock *sk,
+ struct request_sock *req,
+ int sndid, int rcvid);
+ int (*ao_calc_key)(struct tcp_ao_key *mkt, u8 *key, struct request_sock *sk);
+#endif
#ifdef CONFIG_SYN_COOKIES
__u32 (*cookie_init_seq)(const struct sk_buff *skb,
__u16 *mss);