diff options
Diffstat (limited to 'include/net/tcp.h')
| -rw-r--r-- | include/net/tcp.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 9e9fbfaf052b..77fe87f7a992 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -415,6 +415,16 @@ void tcp_parse_options(const struct net *net, const struct sk_buff *skb, const u8 *tcp_parse_md5sig_option(const struct tcphdr *th); /* + * BPF SKB-less helpers + */ +u16 tcp_v4_get_syncookie(struct sock *sk, struct iphdr *iph, + struct tcphdr *th, u32 *cookie); +u16 tcp_v6_get_syncookie(struct sock *sk, struct ipv6hdr *iph, + struct tcphdr *th, u32 *cookie); +u16 tcp_get_syncookie_mss(struct request_sock_ops *rsk_ops, + const struct tcp_request_sock_ops *af_ops, + struct sock *sk, struct tcphdr *th); +/* * TCP v4 functions exported for the inet6 API */ |