File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / quagga / ospf6d / ospf6_abr.h
Revision 1.1: download - view: text, annotated - select for diffs - revision graph
Tue Feb 21 17:26:12 2012 UTC (12 years, 4 months ago) by misho
CVS tags: MAIN, HEAD
Initial revision

    1: /*
    2:  * Copyright (C) 2004 Yasuhiro Ohara
    3:  *
    4:  * This file is part of GNU Zebra.
    5:  *
    6:  * GNU Zebra is free software; you can redistribute it and/or modify it
    7:  * under the terms of the GNU General Public License as published by the
    8:  * Free Software Foundation; either version 2, or (at your option) any
    9:  * later version.
   10:  *
   11:  * GNU Zebra is distributed in the hope that it will be useful, but
   12:  * WITHOUT ANY WARRANTY; without even the implied warranty of
   13:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   14:  * General Public License for more details.
   15:  *
   16:  * You should have received a copy of the GNU General Public License
   17:  * along with GNU Zebra; see the file COPYING.  If not, write to the 
   18:  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 
   19:  * Boston, MA 02111-1307, USA.  
   20:  */
   21: 
   22: #ifndef OSPF6_ABR_H
   23: #define OSPF6_ABR_H
   24: 
   25: /* for struct ospf6_route */
   26: #include "ospf6_route.h"
   27: 
   28: /* Debug option */
   29: extern unsigned char conf_debug_ospf6_abr;
   30: #define OSPF6_DEBUG_ABR_ON() \
   31:   (conf_debug_ospf6_abr = 1)
   32: #define OSPF6_DEBUG_ABR_OFF() \
   33:   (conf_debug_ospf6_abr = 0)
   34: #define IS_OSPF6_DEBUG_ABR \
   35:   (conf_debug_ospf6_abr)
   36: 
   37: /* Inter-Area-Prefix-LSA */
   38: #define OSPF6_INTER_PREFIX_LSA_MIN_SIZE        4U /* w/o IPv6 prefix */
   39: struct ospf6_inter_prefix_lsa
   40: {
   41:   u_int32_t metric;
   42:   struct ospf6_prefix prefix;
   43: };
   44: 
   45: /* Inter-Area-Router-LSA */
   46: #define OSPF6_INTER_ROUTER_LSA_FIX_SIZE       12U
   47: struct ospf6_inter_router_lsa
   48: {
   49:   u_char mbz;
   50:   u_char options[3];
   51:   u_int32_t metric;
   52:   u_int32_t router_id;
   53: };
   54: 
   55: #define OSPF6_ABR_SUMMARY_METRIC(E) (ntohl ((E)->metric & htonl (0x00ffffff)))
   56: #define OSPF6_ABR_SUMMARY_METRIC_SET(E,C) \
   57:   { (E)->metric &= htonl (0x00000000); \
   58:     (E)->metric |= htonl (0x00ffffff) & htonl (C); }
   59: 
   60: extern int ospf6_is_router_abr (struct ospf6 *o);
   61: 
   62: extern void ospf6_abr_enable_area (struct ospf6_area *oa);
   63: extern void ospf6_abr_disable_area (struct ospf6_area *oa);
   64: 
   65: extern void ospf6_abr_originate_summary_to_area (struct ospf6_route *route,
   66:                                                 struct ospf6_area *area);
   67: extern void ospf6_abr_originate_summary (struct ospf6_route *route);
   68: extern void ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa);
   69: extern void ospf6_abr_examin_brouter (u_int32_t router_id);
   70: extern void ospf6_abr_reimport (struct ospf6_area *oa);
   71: 
   72: extern int config_write_ospf6_debug_abr (struct vty *vty);
   73: extern void install_element_ospf6_debug_abr (void);
   74: extern int ospf6_abr_config_write (struct vty *vty);
   75: 
   76: extern void ospf6_abr_init (void);
   77: 
   78: #endif /*OSPF6_ABR_H*/

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