diff options
Diffstat (limited to 'include/net/mptcp.h')
| -rw-r--r-- | include/net/mptcp.h | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/include/net/mptcp.h b/include/net/mptcp.h index c971d25431ea..3bce2019e4da 100644 --- a/include/net/mptcp.h +++ b/include/net/mptcp.h @@ -12,6 +12,8 @@ #include <linux/tcp.h> #include <linux/types.h> +struct seq_file; + /* MPTCP sk_buff extension data */ struct mptcp_ext { u64 data_ack; @@ -33,6 +35,21 @@ struct mptcp_out_options { u16 suboptions; u64 sndr_key; u64 rcvr_key; + union { + struct in_addr addr; +#if IS_ENABLED(CONFIG_MPTCP_IPV6) + struct in6_addr addr6; +#endif + }; + u8 addr_id; + u64 ahmac; + u8 rm_id; + u8 join_id; + u8 backup; + u32 nonce; + u64 thmac; + u32 token; + u8 hmac[20]; struct mptcp_ext ext_copy; #endif }; @@ -51,11 +68,8 @@ static inline bool rsk_is_mptcp(const struct request_sock *req) return tcp_rsk(req)->is_mptcp; } -void mptcp_parse_option(const struct sk_buff *skb, const unsigned char *ptr, - int opsize, struct tcp_options_received *opt_rx); bool mptcp_syn_options(struct sock *sk, const struct sk_buff *skb, unsigned int *size, struct mptcp_out_options *opts); -void mptcp_rcv_synsent(struct sock *sk); bool mptcp_synack_options(const struct request_sock *req, unsigned int *size, struct mptcp_out_options *opts); bool mptcp_established_options(struct sock *sk, struct sk_buff *skb, @@ -106,6 +120,9 @@ static inline bool mptcp_skb_can_collapse(const struct sk_buff *to, skb_ext_find(from, SKB_EXT_MPTCP)); } +bool mptcp_sk_is_subflow(const struct sock *sk); + +void mptcp_seq_show(struct seq_file *seq); #else static inline void mptcp_init(void) @@ -172,6 +189,12 @@ static inline bool mptcp_skb_can_collapse(const struct sk_buff *to, return true; } +static inline bool mptcp_sk_is_subflow(const struct sock *sk) +{ + return false; +} + +static inline void mptcp_seq_show(struct seq_file *seq) { } #endif /* CONFIG_MPTCP */ #if IS_ENABLED(CONFIG_MPTCP_IPV6) |