#define _NET_TCP_ECN_H_ 1
#include <net/inet_ecn.h>
+#include <net/request_sock.h>
#define TCP_HP_BITS (~(TCP_RESERVED_BITS|TCP_FLAG_PSH))
#define TCP_ECN_QUEUE_CWR 2
#define TCP_ECN_DEMAND_CWR 4
-static __inline__ void
-TCP_ECN_queue_cwr(struct tcp_opt *tp)
+static inline void TCP_ECN_queue_cwr(struct tcp_sock *tp)
{
if (tp->ecn_flags&TCP_ECN_OK)
tp->ecn_flags |= TCP_ECN_QUEUE_CWR;
/* Output functions */
-static __inline__ void
-TCP_ECN_send_synack(struct tcp_opt *tp, struct sk_buff *skb)
+static inline void TCP_ECN_send_synack(struct tcp_sock *tp,
+ struct sk_buff *skb)
{
TCP_SKB_CB(skb)->flags &= ~TCPCB_FLAG_CWR;
if (!(tp->ecn_flags&TCP_ECN_OK))
TCP_SKB_CB(skb)->flags &= ~TCPCB_FLAG_ECE;
}
-static __inline__ void
-TCP_ECN_send_syn(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb)
+static inline void TCP_ECN_send_syn(struct sock *sk, struct tcp_sock *tp,
+ struct sk_buff *skb)
{
tp->ecn_flags = 0;
if (sysctl_tcp_ecn && !(sk->sk_route_caps & NETIF_F_TSO)) {
TCP_SKB_CB(skb)->flags |= TCPCB_FLAG_ECE|TCPCB_FLAG_CWR;
tp->ecn_flags = TCP_ECN_OK;
- sk->sk_no_largesend = 1;
+ sock_set_flag(sk, SOCK_NO_LARGESEND);
}
}
static __inline__ void
-TCP_ECN_make_synack(struct open_request *req, struct tcphdr *th)
+TCP_ECN_make_synack(struct request_sock *req, struct tcphdr *th)
{
- if (req->ecn_ok)
+ if (inet_rsk(req)->ecn_ok)
th->ece = 1;
}
-static __inline__ void
-TCP_ECN_send(struct sock *sk, struct tcp_opt *tp, struct sk_buff *skb, int tcp_header_len)
+static inline void TCP_ECN_send(struct sock *sk, struct tcp_sock *tp,
+ struct sk_buff *skb, int tcp_header_len)
{
if (tp->ecn_flags & TCP_ECN_OK) {
/* Not-retransmitted data segment: set ECT and inject CWR. */
/* Input functions */
-static __inline__ void
-TCP_ECN_accept_cwr(struct tcp_opt *tp, struct sk_buff *skb)
+static inline void TCP_ECN_accept_cwr(struct tcp_sock *tp, struct sk_buff *skb)
{
if (skb->h.th->cwr)
tp->ecn_flags &= ~TCP_ECN_DEMAND_CWR;
}
-static __inline__ void
-TCP_ECN_withdraw_cwr(struct tcp_opt *tp)
+static inline void TCP_ECN_withdraw_cwr(struct tcp_sock *tp)
{
tp->ecn_flags &= ~TCP_ECN_DEMAND_CWR;
}
-static __inline__ void
-TCP_ECN_check_ce(struct tcp_opt *tp, struct sk_buff *skb)
+static inline void TCP_ECN_check_ce(struct tcp_sock *tp, struct sk_buff *skb)
{
if (tp->ecn_flags&TCP_ECN_OK) {
if (INET_ECN_is_ce(TCP_SKB_CB(skb)->flags))
/* Funny extension: if ECT is not set on a segment,
* it is surely retransmit. It is not in ECN RFC,
* but Linux follows this rule. */
- else if (!INET_ECN_is_capable((TCP_SKB_CB(skb)->flags)))
- tcp_enter_quickack_mode(tp);
+ else if (INET_ECN_is_not_ect((TCP_SKB_CB(skb)->flags)))
+ tcp_enter_quickack_mode((struct sock *)tp);
}
}
-static __inline__ void
-TCP_ECN_rcv_synack(struct tcp_opt *tp, struct tcphdr *th)
+static inline void TCP_ECN_rcv_synack(struct tcp_sock *tp, struct tcphdr *th)
{
if ((tp->ecn_flags&TCP_ECN_OK) && (!th->ece || th->cwr))
tp->ecn_flags &= ~TCP_ECN_OK;
}
-static __inline__ void
-TCP_ECN_rcv_syn(struct tcp_opt *tp, struct tcphdr *th)
+static inline void TCP_ECN_rcv_syn(struct tcp_sock *tp, struct tcphdr *th)
{
if ((tp->ecn_flags&TCP_ECN_OK) && (!th->ece || !th->cwr))
tp->ecn_flags &= ~TCP_ECN_OK;
}
-static __inline__ int
-TCP_ECN_rcv_ecn_echo(struct tcp_opt *tp, struct tcphdr *th)
+static inline int TCP_ECN_rcv_ecn_echo(struct tcp_sock *tp, struct tcphdr *th)
{
if (th->ece && !th->syn && (tp->ecn_flags&TCP_ECN_OK))
return 1;
return 0;
}
-static __inline__ void
-TCP_ECN_openreq_child(struct tcp_opt *tp, struct open_request *req)
+static inline void TCP_ECN_openreq_child(struct tcp_sock *tp,
+ struct request_sock *req)
{
- tp->ecn_flags = req->ecn_ok ? TCP_ECN_OK : 0;
+ tp->ecn_flags = inet_rsk(req)->ecn_ok ? TCP_ECN_OK : 0;
}
static __inline__ void
-TCP_ECN_create_request(struct open_request *req, struct tcphdr *th)
+TCP_ECN_create_request(struct request_sock *req, struct tcphdr *th)
{
if (sysctl_tcp_ecn && th->ece && th->cwr)
- req->ecn_ok = 1;
+ inet_rsk(req)->ecn_ok = 1;
}
#endif