[mirror_ubuntu-bionic-kernel.git] / include / net / netfilter / nf_socket.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_SOCK_H_
#define _NF_SOCK_H_

struct net_device;
struct sk_buff;
struct sock;
struct net;

static inline bool nf_sk_is_transparent(struct sock *sk)
{
	switch (sk->sk_state) {
	case TCP_TIME_WAIT:
		return inet_twsk(sk)->tw_transparent;
	case TCP_NEW_SYN_RECV:
		return inet_rsk(inet_reqsk(sk))->no_srccheck;
	default:
		return inet_sk(sk)->transparent;
	}
}

struct sock *nf_sk_lookup_slow_v4(struct net *net, const struct sk_buff *skb,
				  const struct net_device *indev);

struct sock *nf_sk_lookup_slow_v6(struct net *net, const struct sk_buff *skb,
				  const struct net_device *indev);

#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
8db4c5be PNA	2	#ifndef _NF_SOCK_H_
	3	#define _NF_SOCK_H_
	4
	5	struct net_device;
	6	struct sk_buff;
	7	struct sock;
	8	struct net;
	9
	10	static inline bool nf_sk_is_transparent(struct sock *sk)
	11	{
	12	switch (sk->sk_state) {
	13	case TCP_TIME_WAIT:
	14	return inet_twsk(sk)->tw_transparent;
	15	case TCP_NEW_SYN_RECV:
	16	return inet_rsk(inet_reqsk(sk))->no_srccheck;
	17	default:
	18	return inet_sk(sk)->transparent;
	19	}
	20	}
	21
	22	struct sock nf_sk_lookup_slow_v4(struct net net, const struct sk_buff *skb,
	23	const struct net_device *indev);
	24
	25	struct sock nf_sk_lookup_slow_v6(struct net net, const struct sk_buff *skb,
	26	const struct net_device *indev);
	27
	28	#endif