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	 9bf35c8ddd
			
		
	
	
		9bf35c8ddd
		
	
	
	
	
		
			
			When compiling userspace application which includes if_tunnel.h and uses GRE_* defines you will get undefined reference to __cpu_to_be16. Fix this by adding missing #include <asm/byteorder.h> Cc: stable@kernel.org Signed-off-by: Paulius Zaleckas <paulius.zaleckas@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
		
			
				
	
	
		
			84 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef _IF_TUNNEL_H_
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| #define _IF_TUNNEL_H_
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| 
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| #include <linux/types.h>
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| #include <asm/byteorder.h>
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| 
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| #ifdef __KERNEL__
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| #include <linux/ip.h>
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| #include <linux/in6.h>
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| #endif
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| 
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| #define SIOCGETTUNNEL   (SIOCDEVPRIVATE + 0)
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| #define SIOCADDTUNNEL   (SIOCDEVPRIVATE + 1)
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| #define SIOCDELTUNNEL   (SIOCDEVPRIVATE + 2)
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| #define SIOCCHGTUNNEL   (SIOCDEVPRIVATE + 3)
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| #define SIOCGETPRL      (SIOCDEVPRIVATE + 4)
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| #define SIOCADDPRL      (SIOCDEVPRIVATE + 5)
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| #define SIOCDELPRL      (SIOCDEVPRIVATE + 6)
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| #define SIOCCHGPRL      (SIOCDEVPRIVATE + 7)
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| #define SIOCGET6RD      (SIOCDEVPRIVATE + 8)
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| #define SIOCADD6RD      (SIOCDEVPRIVATE + 9)
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| #define SIOCDEL6RD      (SIOCDEVPRIVATE + 10)
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| #define SIOCCHG6RD      (SIOCDEVPRIVATE + 11)
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| 
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| #define GRE_CSUM	__cpu_to_be16(0x8000)
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| #define GRE_ROUTING	__cpu_to_be16(0x4000)
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| #define GRE_KEY		__cpu_to_be16(0x2000)
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| #define GRE_SEQ		__cpu_to_be16(0x1000)
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| #define GRE_STRICT	__cpu_to_be16(0x0800)
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| #define GRE_REC		__cpu_to_be16(0x0700)
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| #define GRE_FLAGS	__cpu_to_be16(0x00F8)
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| #define GRE_VERSION	__cpu_to_be16(0x0007)
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| 
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| struct ip_tunnel_parm {
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| 	char			name[IFNAMSIZ];
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| 	int			link;
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| 	__be16			i_flags;
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| 	__be16			o_flags;
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| 	__be32			i_key;
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| 	__be32			o_key;
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| 	struct iphdr		iph;
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| };
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| 
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| /* SIT-mode i_flags */
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| #define	SIT_ISATAP	0x0001
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| 
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| struct ip_tunnel_prl {
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| 	__be32			addr;
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| 	__u16			flags;
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| 	__u16			__reserved;
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| 	__u32			datalen;
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| 	__u32			__reserved2;
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| 	/* data follows */
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| };
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| 
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| /* PRL flags */
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| #define	PRL_DEFAULT		0x0001
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| 
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| struct ip_tunnel_6rd {
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| 	struct in6_addr		prefix;
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| 	__be32			relay_prefix;
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| 	__u16			prefixlen;
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| 	__u16			relay_prefixlen;
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| };
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| 
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| enum {
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| 	IFLA_GRE_UNSPEC,
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| 	IFLA_GRE_LINK,
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| 	IFLA_GRE_IFLAGS,
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| 	IFLA_GRE_OFLAGS,
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| 	IFLA_GRE_IKEY,
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| 	IFLA_GRE_OKEY,
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| 	IFLA_GRE_LOCAL,
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| 	IFLA_GRE_REMOTE,
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| 	IFLA_GRE_TTL,
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| 	IFLA_GRE_TOS,
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| 	IFLA_GRE_PMTUDISC,
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| 	__IFLA_GRE_MAX,
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| };
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| 
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| #define IFLA_GRE_MAX	(__IFLA_GRE_MAX - 1)
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| 
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| #endif /* _IF_TUNNEL_H_ */
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