release/src/router/dhcpv6/dhcp6c_ia.h

   1 /*      $KAME: dhcp6c_ia.h,v 1.6 2004/06/10 07:28:29 jinmei Exp $       */
   2
   3 /*
   4  * Copyright (C) 2003 WIDE Project.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the project nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 struct ia;                      /* this is an opaque type */
  33
  34 struct iactl {
  35         struct ia *iactl_ia;    /* back pointer to IA */
  36
  37         /* callback function called when something may happen on the IA */
  38         void (*callback) __P((struct ia *));
  39
  40         /* common methods: */
  41         int (*isvalid) __P((struct iactl *));
  42         u_int32_t (*duration) __P((struct iactl *));
  43         int (*renew_data) __P((struct iactl *, struct dhcp6_ia *,
  44             struct dhcp6_eventdata **, struct dhcp6_eventdata *));
  45         int (*rebind_data) __P((struct iactl *, struct dhcp6_ia *,
  46             struct dhcp6_eventdata **, struct dhcp6_eventdata *));
  47         int (*release_data) __P((struct iactl *, struct dhcp6_ia *,
  48             struct dhcp6_eventdata **, struct dhcp6_eventdata *));
  49         int (*reestablish_data) __P((struct iactl *, struct dhcp6_ia *,
  50             struct dhcp6_eventdata **, struct dhcp6_eventdata *));
  51         void (*cleanup) __P((struct iactl *));
  52 };
  53
  54 extern void update_ia __P((iatype_t, struct dhcp6_list *,
  55     struct dhcp6_if *, struct duid *, struct authparam *));
  56 extern void release_all_ia __P((struct dhcp6_if *));