Contributors: 3
	  
        
          | Author | 
          Tokens | 
          Token Proportion | 
          Commits | 
          Commit Proportion | 
        
	  
	  
        
        
          | Fernando Fernandez Mancera | 
          73 | 
          61.86% | 
          4 | 
          66.67% | 
        
        
          | Pablo Neira Ayuso | 
          28 | 
          23.73% | 
          1 | 
          16.67% | 
        
        
          | Florian Westphal | 
          17 | 
          14.41% | 
          1 | 
          16.67% | 
        
	  
	  
        
          | Total | 
          118 | 
           | 
          6 | 
           | 
	    
	  
    
 
/* 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 */
	FMATCH_WRONG = 0,
	/* Packet matches the fingerprint */
	FMATCH_OK,
	/* Options do not match the fingerprint, but header does */
	FMATCH_OPT_WRONG,
};
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;
};
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);
const char *nf_osf_find(const struct sk_buff *skb,
			const struct list_head *nf_osf_fingers,
			const int ttl_check);
#endif /* _NFOSF_H */