use_ack:1,
ack64:1,
mpc_map:1,
- __unused:2;
+ frozen:1,
+ __unused:1;
/* one byte hole */
};
#endif
};
u8 addr_id;
+ u16 port;
u64 ahmac;
u8 rm_id;
u8 join_id;
struct mptcp_out_options *opts);
void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb);
-void mptcp_write_options(__be32 *ptr, struct mptcp_out_options *opts);
+void mptcp_write_options(__be32 *ptr, const struct tcp_sock *tp,
+ struct mptcp_out_options *opts);
/* move the skb extension owership, with the assumption that 'to' is
* newly allocated
from->active_extensions = 0;
}
+static inline void mptcp_skb_ext_copy(struct sk_buff *to,
+ struct sk_buff *from)
+{
+ struct mptcp_ext *from_ext;
+
+ from_ext = skb_ext_find(from, SKB_EXT_MPTCP);
+ if (!from_ext)
+ return;
+
+ from_ext->frozen = 1;
+ skb_ext_copy(to, from);
+}
+
static inline bool mptcp_ext_matches(const struct mptcp_ext *to_ext,
const struct mptcp_ext *from_ext)
{
{
}
+static inline void mptcp_skb_ext_copy(struct sk_buff *to,
+ struct sk_buff *from)
+{
+}
+
static inline bool mptcp_skb_can_collapse(const struct sk_buff *to,
const struct sk_buff *from)
{