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