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/*
* Copyright (c) 2007-2015 Nicira, 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA
*/
#ifndef COMPAT_H
#define COMPAT_H 1
#include <linux/in.h>
#include <linux/in_route.h>
#include <linux/netlink.h>
#include <net/ip.h>
#include <net/route.h>
#include <net/xfrm.h>
#include <net/netfilter/ipv6/nf_defrag_ipv6.h>
#include <net/netfilter/nf_conntrack_count.h>
/* Fix grsecurity patch compilation issue. */
#ifdef CONSTIFY_PLUGIN
#include <linux/cache.h>
#undef __read_mostly
#define __read_mostly
#endif
/* Even though vanilla 3.10 kernel has grp->id, RHEL 7 kernel is missing
* this field. */
#ifdef HAVE_GENL_MULTICAST_GROUP_WITH_ID
#define GROUP_ID(grp) ((grp)->id)
#else
#define GROUP_ID(grp) 0
#endif
#ifdef HAVE_NF_IPV6_OPS_FRAGMENT
static inline int __init ip6_output_init(void) { return 0; }
static inline void ip6_output_exit(void) { }
#else
int __init ip6_output_init(void);
void ip6_output_exit(void);
#endif
static inline int __init compat_init(void)
{
int err;
err = ipfrag_init();
if (err)
return err;
err = nf_ct_frag6_init();
if (err)
goto error_ipfrag_exit;
err = ip6_output_init();
if (err)
goto error_frag6_exit;
err = rpl_nf_conncount_modinit();
if (err)
goto error_nf_conncount_exit;
return 0;
error_nf_conncount_exit:
rpl_nf_conncount_modexit();
error_frag6_exit:
nf_ct_frag6_cleanup();
error_ipfrag_exit:
rpl_ipfrag_fini();
return err;
}
static inline void compat_exit(void)
{
rpl_nf_conncount_modexit();
ip6_output_exit();
nf_ct_frag6_cleanup();
rpl_ipfrag_fini();
}
#endif /* compat.h */
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