Added udp_tunnel.c which can contain some common functions for UDP tunnels. The first function in this is udp_sock_create which is used to open the listener port for a UDP tunnel. Signed-off-by: Tom Herbert <therbert@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
		
			
				
	
	
		
			32 lines
		
	
	
	
		
			598 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			32 lines
		
	
	
	
		
			598 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef __NET_UDP_TUNNEL_H
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#define __NET_UDP_TUNNEL_H
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struct udp_port_cfg {
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	u8			family;
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	/* Used only for kernel-created sockets */
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	union {
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		struct in_addr		local_ip;
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#if IS_ENABLED(CONFIG_IPV6)
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		struct in6_addr		local_ip6;
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#endif
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	};
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	union {
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		struct in_addr		peer_ip;
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#if IS_ENABLED(CONFIG_IPV6)
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		struct in6_addr		peer_ip6;
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#endif
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	};
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	__be16			local_udp_port;
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	__be16			peer_udp_port;
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	unsigned int		use_udp_checksums:1,
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				use_udp6_tx_checksums:1,
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				use_udp6_rx_checksums:1;
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};
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int udp_sock_create(struct net *net, struct udp_port_cfg *cfg,
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		    struct socket **sockp);
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#endif
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