blob: 788613f3693590827514c39c0bdc8712a6bc260c [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFOSF_H
#define _NFOSF_H
#include <uapi/linux/netfilter/nfnetlink_osf.h>
enum osf_fmatch_states {
/* Packet does not match the fingerprint */
/* Packet matches the fingerprint */
/* Options do not match the fingerprint, but header does */
extern struct list_head nf_osf_fingers[2];
struct nf_osf_finger {
struct rcu_head rcu_head;
struct list_head finger_entry;
struct nf_osf_user_finger finger;
struct nf_osf_data {
const char *genre;
const char *version;
bool nf_osf_match(const struct sk_buff *skb, u_int8_t family,
int hooknum, struct net_device *in, struct net_device *out,
const struct nf_osf_info *info, struct net *net,
const struct list_head *nf_osf_fingers);
bool nf_osf_find(const struct sk_buff *skb,
const struct list_head *nf_osf_fingers,
const int ttl_check, struct nf_osf_data *data);
#endif /* _NFOSF_H */