linux/include/net/mpls_iptunnel.h
Roopa Prabhu e3e4712ec0 mpls: ip tunnel support
This implementation uses lwtunnel infrastructure to register
hooks for mpls tunnel encaps.

It picks cues from iptunnel_encaps infrastructure and previous
mpls iptunnel RFC patches from Eric W. Biederman and Robert Shearman

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-21 10:39:05 -07:00

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/*
* Copyright (c) 2015 Cumulus Networks, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef _NET_MPLS_IPTUNNEL_H
#define _NET_MPLS_IPTUNNEL_H 1
#define MAX_NEW_LABELS 2
struct mpls_iptunnel_encap {
u32 label[MAX_NEW_LABELS];
u32 labels;
};
static inline struct mpls_iptunnel_encap *mpls_lwtunnel_encap(struct lwtunnel_state *lwtstate)
{
return (struct mpls_iptunnel_encap *)lwtstate->data;
}
#endif