linux-imx

/*

 *  inet6 interface/address list definitions

 *  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 _NET_IF_INET6_H

#define _NET_IF_INET6_H

​

#include <net/snmp.h>

#include <linux/ipv6.h>

#include <linux/refcount.h>

​

/* inet6_dev.if_flags */

​

#define IF_RA_OTHERCONF 0x80

#define IF_RA_MANAGED   0x40

#define IF_RA_RCVD  0x20

#define IF_RS_SENT  0x10

#define IF_READY    0x80000000

​

/* prefix flags */

#define IF_PREFIX_ONLINK    0x01

#define IF_PREFIX_AUTOCONF  0x02

​

enum {

    INET6_IFADDR_STATE_PREDAD,

    INET6_IFADDR_STATE_DAD,

    INET6_IFADDR_STATE_POSTDAD,

    INET6_IFADDR_STATE_ERRDAD,

    INET6_IFADDR_STATE_DEAD,

};

​

struct inet6_ifaddr {

    struct in6_addr     addr;

    __u32           prefix_len;

    __u32           rt_priority;

​

    /* In seconds, relative to tstamp. Expiry is at tstamp + HZ * lft. */

    __u32           valid_lft;

    __u32           prefered_lft;

    refcount_t      refcnt;

    spinlock_t      lock;

​

    int         state;

​

    __u32           flags;

    __u8            dad_probes;

    __u8            stable_privacy_retry;

​

    __u16           scope;

    __u64           dad_nonce;

​

    unsigned long       cstamp; /* created timestamp */

    unsigned long       tstamp; /* updated timestamp */