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41 lines
1.0 KiB
C
41 lines
1.0 KiB
C
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/*
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* $Id$
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*/
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#ifndef _NET_IP6_TUNNEL_H
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#define _NET_IP6_TUNNEL_H
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#include <linux/ipv6.h>
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#include <linux/netdevice.h>
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#include <linux/ip6_tunnel.h>
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/* capable of sending packets */
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#define IP6_TNL_F_CAP_XMIT 0x10000
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/* capable of receiving packets */
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#define IP6_TNL_F_CAP_RCV 0x20000
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#define IP6_TNL_MAX 128
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/* IPv6 tunnel */
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struct ip6_tnl {
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struct ip6_tnl *next; /* next tunnel in list */
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struct net_device *dev; /* virtual device associated with tunnel */
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struct net_device_stats stat; /* statistics for tunnel device */
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int recursion; /* depth of hard_start_xmit recursion */
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struct ip6_tnl_parm parms; /* tunnel configuration paramters */
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struct flowi fl; /* flowi template for xmit */
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struct dst_entry *dst_cache; /* cached dst */
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u32 dst_cookie;
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};
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/* Tunnel encapsulation limit destination sub-option */
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struct ipv6_tlv_tnl_enc_lim {
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__u8 type; /* type-code for option */
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__u8 length; /* option length */
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__u8 encap_limit; /* tunnel encapsulation limit */
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} __attribute__ ((packed));
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#endif
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