linux-imx

/*

 *  Linux INET6 implementation 

 *

 *  Authors:

 *  Pedro Roque     <roque@di.fc.ul.pt> 

 *

 *  This program is free software; you can redistribute it and/or

 *      modify it under the terms of the GNU General Public License

 *      as published by the Free Software Foundation; either version

 *      2 of the License, or (at your option) any later version.

 */

​

#ifndef _IP6_FIB_H

#define _IP6_FIB_H

​

#include <linux/ipv6_route.h>

#include <linux/rtnetlink.h>

#include <linux/spinlock.h>

#include <linux/notifier.h>

#include <net/dst.h>

#include <net/flow.h>

#include <net/netlink.h>

#include <net/inetpeer.h>

#include <net/fib_notifier.h>

​

#ifdef CONFIG_IPV6_MULTIPLE_TABLES

#define FIB6_TABLE_HASHSZ 256

#else

#define FIB6_TABLE_HASHSZ 1

#endif

​

#define RT6_DEBUG 2

​

#if RT6_DEBUG >= 3

#define RT6_TRACE(x...) pr_debug(x)

#else

#define RT6_TRACE(x...) do { ; } while (0)

#endif

​

struct rt6_info;

struct fib6_info;

​

struct fib6_config {

    u32     fc_table;

    u32     fc_metric;

    int     fc_dst_len;

    int     fc_src_len;

    int     fc_ifindex;

    u32     fc_flags;

    u32     fc_protocol;

    u16     fc_type;        /* only 8 bits are used */

    u16     fc_delete_all_nh : 1,

            __unused : 15;

​

    struct in6_addr fc_dst;

    struct in6_addr fc_src;

    struct in6_addr fc_prefsrc;

    struct in6_addr fc_gateway;

​

    unsigned long   fc_expires;

    struct nlattr   *fc_mx;

    int     fc_mx_len;

    int     fc_mp_len;

    struct nlattr   *fc_mp;

​

    struct nl_info  fc_nlinfo;

    struct nlattr   *fc_encap;

    u16     fc_encap_type;

};

​

struct fib6_node {

    struct fib6_node __rcu  *parent;

    struct fib6_node __rcu  *left;

    struct fib6_node __rcu  *right;

#ifdef CONFIG_IPV6_SUBTREES

    struct fib6_node __rcu  *subtree;

#endif

    struct fib6_info __rcu  *leaf;

​

    __u16           fn_bit;     /* bit key */

    __u16           fn_flags;

    int         fn_sernum;

    struct fib6_info __rcu  *rr_ptr;

    struct rcu_head     rcu;

};

​

struct fib6_gc_args {

    int         timeout;

    int         more;

};

​

#ifndef CONFIG_IPV6_SUBTREES