Contributors: 9
	  
        
          | Author | 
          Tokens | 
          Token Proportion | 
          Commits | 
          Commit Proportion | 
        
	  
	  
        
        
          | Jozsef Kadlecsik | 
          98 | 
          51.04% | 
          1 | 
          9.09% | 
        
        
          | Patrick McHardy | 
          38 | 
          19.79% | 
          3 | 
          27.27% | 
        
        
          | Yasuyuki Kozakai | 
          16 | 
          8.33% | 
          1 | 
          9.09% | 
        
        
          | Florian Westphal | 
          12 | 
          6.25% | 
          1 | 
          9.09% | 
        
        
          | Harald Welte | 
          12 | 
          6.25% | 
          1 | 
          9.09% | 
        
        
          | Linus Torvalds (pre-git) | 
          9 | 
          4.69% | 
          1 | 
          9.09% | 
        
        
          | Jeremy Sowden | 
          3 | 
          1.56% | 
          1 | 
          9.09% | 
        
        
          | Gao Feng | 
          3 | 
          1.56% | 
          1 | 
          9.09% | 
        
        
          | Greg Kroah-Hartman | 
          1 | 
          0.52% | 
          1 | 
          9.09% | 
        
	  
	  
        
          | Total | 
          192 | 
           | 
          11 | 
           | 
	    
	  
    
 
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_HELPER_H
#define _NF_NAT_HELPER_H
/* NAT protocol helper routines. */
#include <linux/skbuff.h>
#include <net/netfilter/nf_conntrack.h>
#include <net/netfilter/nf_conntrack_expect.h>
/* These return true or false. */
bool __nf_nat_mangle_tcp_packet(struct sk_buff *skb, struct nf_conn *ct,
				enum ip_conntrack_info ctinfo,
				unsigned int protoff, unsigned int match_offset,
				unsigned int match_len, const char *rep_buffer,
				unsigned int rep_len, bool adjust);
static inline bool nf_nat_mangle_tcp_packet(struct sk_buff *skb,
					    struct nf_conn *ct,
					    enum ip_conntrack_info ctinfo,
					    unsigned int protoff,
					    unsigned int match_offset,
					    unsigned int match_len,
					    const char *rep_buffer,
					    unsigned int rep_len)
{
	return __nf_nat_mangle_tcp_packet(skb, ct, ctinfo, protoff,
					  match_offset, match_len,
					  rep_buffer, rep_len, true);
}
bool nf_nat_mangle_udp_packet(struct sk_buff *skb, struct nf_conn *ct,
			      enum ip_conntrack_info ctinfo,
			      unsigned int protoff, unsigned int match_offset,
			      unsigned int match_len, const char *rep_buffer,
			      unsigned int rep_len);
/* Setup NAT on this expected conntrack so it follows master, but goes
 * to port ct->master->saved_proto. */
void nf_nat_follow_master(struct nf_conn *ct, struct nf_conntrack_expect *this);
u16 nf_nat_exp_find_port(struct nf_conntrack_expect *exp, u16 port);
#endif