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Annotation of embedaddon/quagga/ospf6d/ospf6_interface.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2003 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_INTERFACE_H
                     23: #define OSPF6_INTERFACE_H
                     24: 
                     25: #include "if.h"
                     26: 
                     27: /* Debug option */
                     28: extern unsigned char conf_debug_ospf6_interface;
                     29: #define OSPF6_DEBUG_INTERFACE_ON() \
                     30:   (conf_debug_ospf6_interface = 1)
                     31: #define OSPF6_DEBUG_INTERFACE_OFF() \
                     32:   (conf_debug_ospf6_interface = 0)
                     33: #define IS_OSPF6_DEBUG_INTERFACE \
                     34:   (conf_debug_ospf6_interface)
                     35: 
                     36: /* Interface structure */
                     37: struct ospf6_interface
                     38: {
                     39:   /* IF info from zebra */
                     40:   struct interface *interface;
                     41: 
                     42:   /* back pointer */
                     43:   struct ospf6_area *area;
                     44: 
                     45:   /* list of ospf6 neighbor */
                     46:   struct list *neighbor_list;
                     47: 
                     48:   /* linklocal address of this I/F */
                     49:   struct in6_addr *linklocal_addr;
                     50: 
                     51:   /* Interface ID; use interface->ifindex */
                     52: 
                     53:   /* ospf6 instance id */
                     54:   u_char instance_id;
                     55: 
                     56:   /* I/F transmission delay */
                     57:   u_int32_t transdelay;
                     58: 
                     59:   /* Router Priority */
                     60:   u_char priority;
                     61: 
                     62:   /* Time Interval */
                     63:   u_int16_t hello_interval;
                     64:   u_int16_t dead_interval;
                     65:   u_int32_t rxmt_interval;
                     66: 
                     67:   /* Cost */
                     68:   u_int32_t cost;
                     69: 
                     70:   /* I/F MTU */
                     71:   u_int32_t ifmtu;
                     72: 
                     73:   /* Interface State */
                     74:   u_char state;
                     75: 
                     76:   /* OSPF6 Interface flag */
                     77:   char flag;
                     78: 
                     79:   /* MTU mismatch check */
                     80:   u_char mtu_ignore;
                     81: 
                     82:   /* Decision of DR Election */
                     83:   u_int32_t drouter;
                     84:   u_int32_t bdrouter;
                     85:   u_int32_t prev_drouter;
                     86:   u_int32_t prev_bdrouter;
                     87: 
                     88:   /* Linklocal LSA Database: includes Link-LSA */
                     89:   struct ospf6_lsdb *lsdb;
                     90:   struct ospf6_lsdb *lsdb_self;
                     91: 
                     92:   struct ospf6_lsdb *lsupdate_list;
                     93:   struct ospf6_lsdb *lsack_list;
                     94: 
                     95:   /* Ongoing Tasks */
                     96:   struct thread *thread_send_hello;
                     97:   struct thread *thread_send_lsupdate;
                     98:   struct thread *thread_send_lsack;
                     99: 
                    100:   struct thread *thread_network_lsa;
                    101:   struct thread *thread_link_lsa;
                    102:   struct thread *thread_intra_prefix_lsa;
                    103: 
                    104:   struct ospf6_route_table *route_connected;
                    105: 
                    106:   /* prefix-list name to filter connected prefix */
                    107:   char *plist_name;
                    108: };
                    109: 
                    110: /* interface state */
                    111: #define OSPF6_INTERFACE_NONE             0
                    112: #define OSPF6_INTERFACE_DOWN             1
                    113: #define OSPF6_INTERFACE_LOOPBACK         2
                    114: #define OSPF6_INTERFACE_WAITING          3
                    115: #define OSPF6_INTERFACE_POINTTOPOINT     4
                    116: #define OSPF6_INTERFACE_DROTHER          5
                    117: #define OSPF6_INTERFACE_BDR              6
                    118: #define OSPF6_INTERFACE_DR               7
                    119: #define OSPF6_INTERFACE_MAX              8
                    120: 
                    121: extern const char *ospf6_interface_state_str[];
                    122: 
                    123: /* flags */
                    124: #define OSPF6_INTERFACE_DISABLE      0x01
                    125: #define OSPF6_INTERFACE_PASSIVE      0x02
                    126: 
                    127: 
                    128: /* Function Prototypes */
                    129: 
                    130: extern struct ospf6_interface *ospf6_interface_lookup_by_ifindex (int);
                    131: extern struct ospf6_interface *ospf6_interface_create (struct interface *);
                    132: extern void ospf6_interface_delete (struct ospf6_interface *);
                    133: 
                    134: extern void ospf6_interface_enable (struct ospf6_interface *);
                    135: extern void ospf6_interface_disable (struct ospf6_interface *);
                    136: 
                    137: extern void ospf6_interface_if_add (struct interface *);
                    138: extern void ospf6_interface_if_del (struct interface *);
                    139: extern void ospf6_interface_state_update (struct interface *);
                    140: extern void ospf6_interface_connected_route_update (struct interface *);
                    141: 
                    142: /* interface event */
                    143: extern int interface_up (struct thread *);
                    144: extern int interface_down (struct thread *);
                    145: extern int wait_timer (struct thread *);
                    146: extern int backup_seen (struct thread *);
                    147: extern int neighbor_change (struct thread *);
                    148: 
                    149: extern void ospf6_interface_init (void);
                    150: 
                    151: extern int config_write_ospf6_debug_interface (struct vty *vty);
                    152: extern void install_element_ospf6_debug_interface (void);
                    153: 
                    154: #endif /* OSPF6_INTERFACE_H */