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Annotation of embedaddon/quagga/ospf6d/ospf6_abr.h, revision 1.1.1.1

1.1       misho       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*/