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Annotation of embedaddon/quagga/ospf6d/ospf6_asbr.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2001 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_ASBR_H
                     23: #define OSPF6_ASBR_H
                     24: 
                     25: /* for struct ospf6_prefix */
                     26: #include "ospf6_proto.h"
                     27: /* for struct ospf6_lsa */
                     28: #include "ospf6_lsa.h"
                     29: /* for struct ospf6_route */
                     30: #include "ospf6_route.h"
                     31: 
                     32: /* Debug option */
                     33: extern unsigned char conf_debug_ospf6_asbr;
                     34: #define OSPF6_DEBUG_ASBR_ON() \
                     35:   (conf_debug_ospf6_asbr = 1)
                     36: #define OSPF6_DEBUG_ASBR_OFF() \
                     37:   (conf_debug_ospf6_asbr = 0)
                     38: #define IS_OSPF6_DEBUG_ASBR \
                     39:   (conf_debug_ospf6_asbr)
                     40: 
                     41: struct ospf6_external_info
                     42: {
                     43:   /* External route type */
                     44:   int type;
                     45: 
                     46:   /* Originating Link State ID */
                     47:   u_int32_t id;
                     48: 
                     49:   struct in6_addr forwarding;
                     50:   /* u_int32_t tag; */
                     51: };
                     52: 
                     53: /* AS-External-LSA */
                     54: #define OSPF6_AS_EXTERNAL_LSA_MIN_SIZE         4U /* w/o IPv6 prefix */
                     55: struct ospf6_as_external_lsa
                     56: {
                     57:   u_int32_t bits_metric;
                     58: 
                     59:   struct ospf6_prefix prefix;
                     60:   /* followed by none or one forwarding address */
                     61:   /* followed by none or one external route tag */
                     62:   /* followed by none or one referenced LS-ID */
                     63: };
                     64: 
                     65: #define OSPF6_ASBR_BIT_T  ntohl (0x01000000)
                     66: #define OSPF6_ASBR_BIT_F  ntohl (0x02000000)
                     67: #define OSPF6_ASBR_BIT_E  ntohl (0x04000000)
                     68: 
                     69: #define OSPF6_ASBR_METRIC(E) (ntohl ((E)->bits_metric & htonl (0x00ffffff)))
                     70: #define OSPF6_ASBR_METRIC_SET(E,C) \
                     71:   { (E)->bits_metric &= htonl (0xff000000); \
                     72:     (E)->bits_metric |= htonl (0x00ffffff) & htonl (C); }
                     73: 
                     74: extern void ospf6_asbr_lsa_add (struct ospf6_lsa *lsa);
                     75: extern void ospf6_asbr_lsa_remove (struct ospf6_lsa *lsa);
                     76: extern void ospf6_asbr_lsentry_add (struct ospf6_route *asbr_entry);
                     77: extern void ospf6_asbr_lsentry_remove (struct ospf6_route *asbr_entry);
                     78: 
                     79: extern int ospf6_asbr_is_asbr (struct ospf6 *o);
                     80: extern void ospf6_asbr_redistribute_add (int type, int ifindex,
                     81:                                          struct prefix *prefix,
                     82:                                          u_int nexthop_num,
                     83:                                          struct in6_addr *nexthop);
                     84: extern void ospf6_asbr_redistribute_remove (int type, int ifindex,
                     85:                                             struct prefix *prefix);
                     86: 
                     87: extern int ospf6_redistribute_config_write (struct vty *vty);
                     88: 
                     89: extern void ospf6_asbr_init (void);
                     90: extern void ospf6_asbr_terminate (void);
                     91: 
                     92: extern int config_write_ospf6_debug_asbr (struct vty *vty);
                     93: extern void install_element_ospf6_debug_asbr (void);
                     94: 
                     95: #endif /* OSPF6_ASBR_H */