static struct ospf6 *
ospf6_create (void)
{
struct ospf6 *o;
o = XCALLOC (MTYPE_OSPF6_TOP, sizeof (struct ospf6));
/* initialize */
quagga_gettime (QUAGGA_CLK_MONOTONIC, &o->starttime);
o->area_list = list_new ();
o->area_list->cmp = ospf6_area_cmp;
o->lsdb = ospf6_lsdb_create (o);
o->lsdb_self = ospf6_lsdb_create (o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->route_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->brouter_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, BORDER_ROUTERS);
o->brouter_table->scope = o;
o->brouter_table->hook_add = ospf6_top_brouter_hook_add;
o->brouter_table->hook_remove = ospf6_top_brouter_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, EXTERNAL_ROUTES);
o->external_table->scope = o;
o->external_id_table = route_table_init ();
return o;
}
/* Create new ospf6 interface structure */
struct ospf6_interface *
ospf6_interface_create (struct interface *ifp)
{
struct ospf6_interface *oi;
unsigned int iobuflen;
oi = (struct ospf6_interface *)
XMALLOC (MTYPE_OSPF6_IF, sizeof (struct ospf6_interface));
if (oi)
memset (oi, 0, sizeof (struct ospf6_interface));
else
{
zlog_err ("Can't malloc ospf6_interface for ifindex %d", ifp->ifindex);
return (struct ospf6_interface *) NULL;
}
oi->area = (struct ospf6_area *) NULL;
oi->neighbor_list = list_new ();
oi->neighbor_list->cmp = ospf6_neighbor_cmp;
oi->linklocal_addr = (struct in6_addr *) NULL;
oi->instance_id = 0;
oi->transdelay = 1;
oi->priority = 1;
oi->hello_interval = 10;
oi->dead_interval = 40;
oi->rxmt_interval = 5;
oi->cost = 1;
oi->state = OSPF6_INTERFACE_DOWN;
oi->flag = 0;
/* Try to adjust I/O buffer size with IfMtu */
oi->ifmtu = ifp->mtu6;
iobuflen = ospf6_iobuf_size (ifp->mtu6);
if (oi->ifmtu > iobuflen)
{
if (IS_OSPF6_DEBUG_INTERFACE)
zlog_debug ("Interface %s: IfMtu is adjusted to I/O buffer size: %d.",
ifp->name, iobuflen);
oi->ifmtu = iobuflen;
}
oi->lsupdate_list = ospf6_lsdb_create (oi);
oi->lsack_list = ospf6_lsdb_create (oi);
oi->lsdb = ospf6_lsdb_create (oi);
oi->lsdb->hook_add = ospf6_interface_lsdb_hook;
oi->lsdb->hook_remove = ospf6_interface_lsdb_hook;
oi->lsdb_self = ospf6_lsdb_create (oi);
oi->route_connected = OSPF6_ROUTE_TABLE_CREATE (INTERFACE, CONNECTED_ROUTES);
oi->route_connected->scope = oi;
/* link both */
oi->interface = ifp;
ifp->info = oi;
return oi;
}
static struct ospf6 *ospf6_create(void)
{
struct ospf6 *o;
o = XCALLOC(MTYPE_OSPF6_TOP, sizeof(struct ospf6));
/* initialize */
monotime(&o->starttime);
o->area_list = list_new();
o->area_list->cmp = ospf6_area_cmp;
o->lsdb = ospf6_lsdb_create(o);
o->lsdb_self = ospf6_lsdb_create(o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->spf_delay = OSPF_SPF_DELAY_DEFAULT;
o->spf_holdtime = OSPF_SPF_HOLDTIME_DEFAULT;
o->spf_max_holdtime = OSPF_SPF_MAX_HOLDTIME_DEFAULT;
o->spf_hold_multiplier = 1;
/* LSA timers value init */
o->lsa_minarrival = OSPF_MIN_LS_ARRIVAL;
o->route_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->brouter_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, BORDER_ROUTERS);
o->brouter_table->scope = o;
o->brouter_table->hook_add = ospf6_top_brouter_hook_add;
o->brouter_table->hook_remove = ospf6_top_brouter_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, EXTERNAL_ROUTES);
o->external_table->scope = o;
o->external_id_table = route_table_init();
o->ref_bandwidth = OSPF6_REFERENCE_BANDWIDTH;
o->distance_table = route_table_init();
/* Enable "log-adjacency-changes" */
#if DFLT_OSPF6_LOG_ADJACENCY_CHANGES
SET_FLAG(o->config_flags, OSPF6_LOG_ADJACENCY_CHANGES);
#endif
QOBJ_REG(o, ospf6);
return o;
}
/* Make new area structure */
struct ospf6_area *
ospf6_area_create (u_int32_t area_id, struct ospf6 *o)
{
struct ospf6_area *oa;
struct ospf6_route *route;
oa = XCALLOC (MTYPE_OSPF6_AREA, sizeof (struct ospf6_area));
inet_ntop (AF_INET, &area_id, oa->name, sizeof (oa->name));
oa->area_id = area_id;
oa->if_list = list_new ();
oa->lsdb = ospf6_lsdb_create (oa);
oa->lsdb->hook_add = ospf6_area_lsdb_hook_add;
oa->lsdb->hook_remove = ospf6_area_lsdb_hook_remove;
oa->lsdb_self = ospf6_lsdb_create (oa);
oa->spf_table = OSPF6_ROUTE_TABLE_CREATE (AREA, SPF_RESULTS);
oa->spf_table->scope = oa;
oa->route_table = OSPF6_ROUTE_TABLE_CREATE (AREA, ROUTES);
oa->route_table->scope = oa;
oa->route_table->hook_add = ospf6_area_route_hook_add;
oa->route_table->hook_remove = ospf6_area_route_hook_remove;
oa->range_table = OSPF6_ROUTE_TABLE_CREATE (AREA, PREFIX_RANGES);
oa->range_table->scope = oa;
oa->summary_prefix = OSPF6_ROUTE_TABLE_CREATE (AREA, SUMMARY_PREFIXES);
oa->summary_prefix->scope = oa;
oa->summary_router = OSPF6_ROUTE_TABLE_CREATE (AREA, SUMMARY_ROUTERS);
oa->summary_router->scope = oa;
/* set default options */
OSPF6_OPT_SET (oa->options, OSPF6_OPT_V6);
OSPF6_OPT_SET (oa->options, OSPF6_OPT_E);
OSPF6_OPT_SET (oa->options, OSPF6_OPT_R);
oa->ospf6 = o;
listnode_add_sort (o->area_list, oa);
/* import athoer area's routes as inter-area routes */
for (route = ospf6_route_head (o->route_table); route;
route = ospf6_route_next (route))
ospf6_abr_originate_summary_to_area (route, oa);
return oa;
}
/* create ospf6 neighbor */
struct ospf6_neighbor * ospf6_neighbor_create(u_int32_t router_id, struct ospf6_interface * oi)
{
struct ospf6_neighbor * on;
char buf[16];
on = (struct ospf6_neighbor *)calloc(1, sizeof(struct ospf6_neighbor));
if(on == NULL)
{
printf("malloc failed\n");
return NULL;
}
memset (on, 0, sizeof (struct ospf6_neighbor));
inet_ntop (AF_INET, &router_id, buf, sizeof (buf));
snprintf (on->name, sizeof (on->name), "%s%%%s",
buf, oi->interface->name);
on->ospf6_if = oi;
on->state = OSPF6_NEIGHBOR_DOWN;
zebralite_gettime(ZEBRALITE_CLK_MONOTONIC, &on->last_changed);
on->router_id = router_id;
on->summary_list = ospf6_lsdb_create (on);
on->request_list = ospf6_lsdb_create (on);
on->retrans_list = ospf6_lsdb_create (on);
on->dbdesc_list = ospf6_lsdb_create (on);
on->lsreq_list = ospf6_lsdb_create (on);
on->lsupdate_list = ospf6_lsdb_create (on);
on->lsack_list = ospf6_lsdb_create (on);
list_push_back(&oi->neighbor_list, &on->node);
return on;
}
/* create ospf6_neighbor */
struct ospf6_neighbor *
ospf6_neighbor_create (u_int32_t router_id, struct ospf6_interface *oi)
{
struct ospf6_neighbor *on;
char buf[16];
on = (struct ospf6_neighbor *)
XMALLOC (MTYPE_OSPF6_NEIGHBOR, sizeof (struct ospf6_neighbor));
if (on == NULL)
{
zlog_warn ("neighbor: malloc failed");
return NULL;
}
memset (on, 0, sizeof (struct ospf6_neighbor));
inet_ntop (AF_INET, &router_id, buf, sizeof (buf));
snprintf (on->name, sizeof (on->name), "%s%%%s",
buf, oi->interface->name);
on->ospf6_if = oi;
on->state = OSPF6_NEIGHBOR_DOWN;
gettimeofday (&on->last_changed, (struct timezone *) NULL);
on->router_id = router_id;
on->summary_list = ospf6_lsdb_create (on);
on->request_list = ospf6_lsdb_create (on);
on->retrans_list = ospf6_lsdb_create (on);
on->dbdesc_list = ospf6_lsdb_create (on);
on->lsreq_list = ospf6_lsdb_create (on);
on->lsupdate_list = ospf6_lsdb_create (on);
on->lsack_list = ospf6_lsdb_create (on);
listnode_add_sort (oi->neighbor_list, on);
return on;
}
static struct ospf6 *
ospf6_create (void)
{
struct ospf6 *o;
o = XCALLOC (MTYPE_OSPF6_TOP, sizeof (struct ospf6));
/* initialize */
quagga_gettime (QUAGGA_CLK_MONOTONIC, &o->starttime);
o->area_list = list_new ();
o->area_list->cmp = ospf6_area_cmp;
o->lsdb = ospf6_lsdb_create (o);
o->lsdb_self = ospf6_lsdb_create (o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->spf_delay = OSPF_SPF_DELAY_DEFAULT;
o->spf_holdtime = OSPF_SPF_HOLDTIME_DEFAULT;
o->spf_max_holdtime = OSPF_SPF_MAX_HOLDTIME_DEFAULT;
o->spf_hold_multiplier = 1;
o->route_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->brouter_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, BORDER_ROUTERS);
o->brouter_table->scope = o;
o->brouter_table->hook_add = ospf6_top_brouter_hook_add;
o->brouter_table->hook_remove = ospf6_top_brouter_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, EXTERNAL_ROUTES);
o->external_table->scope = o;
o->external_id_table = route_table_init ();
o->ref_bandwidth = OSPF6_REFERENCE_BANDWIDTH;
return o;
}
/* Make new area structure */
struct ospf6_area *
ospf6_area_create (u_int32_t area_id)
{
struct ospf6_area *o6a;
/* allocate memory */
o6a = (struct ospf6_area *) XMALLOC (MTYPE_OSPF6_AREA,
sizeof (struct ospf6_area));
if (!o6a)
{
char str[16];
inet_ntop (AF_INET, &area_id, str, sizeof (str));
zlog_err ("can't allocate memory for Area %s", str);
return NULL;
}
/* initialize */
memset (o6a, 0, sizeof (struct ospf6_area));
inet_ntop (AF_INET, &area_id, o6a->str, sizeof (o6a->str));
o6a->area_id = area_id;
o6a->if_list = list_new ();
#if 0
o6a->lsdb = list_new ();
#endif
o6a->lsdb = ospf6_lsdb_create ();
o6a->spf_tree = ospf6_spftree_create ();
o6a->table_topology = route_table_init ();
/* xxx, set options */
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_V6);
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_E);
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_R);
o6a->foreach_if = ospf6_area_foreach_interface;
o6a->foreach_nei = ospf6_area_foreach_neighbor;
return o6a;
}
static struct ospf6 * ospf6_create(void)
{
struct ospf6 * o;
o = calloc(1, sizeof(struct ospf6));
o->lsdb = ospf6_lsdb_create(o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->route_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, ROUTES);
o->external_table->scope = o;
list_init(&o->area_list);
o->restart_mode = my_restart_mode;
o->checkpoint_enabled = true; // default is for checkpointing to be enabled
if(!o->restart_mode)
{
o->ready_to_checkpoint = true;
// o->checkpoint_egress_xid = true;
}
else
{
o->ready_to_checkpoint = false;
// o->checkpoint_egress_xid = false;
}
o->restarted_first_egress_not_sent = false;
return o;
}
/* Make new area structure */
struct ospf6_area *
ospf6_area_create (u_int32_t area_id)
{
struct ospf6_area *o6a;
char namebuf[64];
/* allocate memory */
o6a = XCALLOC (MTYPE_OSPF6_AREA, sizeof (struct ospf6_area));
/* initialize */
inet_ntop (AF_INET, &area_id, o6a->str, sizeof (o6a->str));
o6a->area_id = area_id;
o6a->if_list = list_new ();
o6a->lsdb = ospf6_lsdb_create ();
o6a->spf_tree = ospf6_spftree_create ();
snprintf (namebuf, sizeof (namebuf), "Area %s's route table", o6a->str);
o6a->route_table = ospf6_route_table_create (namebuf);
o6a->route_table->hook_add = ospf6_area_route_add;
o6a->route_table->hook_change = ospf6_area_route_add;
o6a->route_table->hook_remove = ospf6_area_route_remove;
snprintf (namebuf, sizeof (namebuf), "Area %s's topology table", o6a->str);
o6a->table_topology = ospf6_route_table_create (namebuf);
o6a->table_topology->hook_add = ospf6_intra_topology_add;
o6a->table_topology->hook_change = ospf6_intra_topology_add;
o6a->table_topology->hook_remove = ospf6_intra_topology_remove;
/* xxx, set options */
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_V6);
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_E);
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_R);
o6a->foreach_if = ospf6_area_foreach_interface;
o6a->foreach_nei = ospf6_area_foreach_neighbor;
return o6a;
}
