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This commit is contained in:
Ondrej Filip 2000-06-07 20:50:08 +00:00
parent 89755a8623
commit 6f58dc64c9
1 changed files with 45 additions and 1 deletions
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46
proto/ospf/ospf.c
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@ -243,6 +243,15 @@ schedule_rtcalc(struct ospf_area *oa)
oa->calcrt=1;
}
/**
* area_disp - invokes link-state database aging, originating of
* router LSA and routing table calculation
* @timer - it's called every @ospf_area->tick seconds
*
* It ivokes aging and when @ospf_area->origrt is set to 1, start
* function for origination of router LSA. It also start routing
* table calculation when @ospf_area->calcrt is set.
*/
void
area_disp(timer *timer)
{
@ -260,6 +269,16 @@ area_disp(timer *timer)
oa->calcrt=0;
}
/**
* ospf_import_control - accept or reject new route from nest's routing table
* @p: current instance of protocol
* @attrs: list of arttributes
* @pool: pool for alloction of attributes
*
* Its quite simple. It does not accept our own routes and decision of
* import leaves to the filters.
*/
int
ospf_import_control(struct proto *p, rte **new, ea_list **attrs, struct linpool *pool)
{
@ -285,6 +304,16 @@ ospf_store_tmp_attrs(struct rte *rt, struct ea_list *attrs)
rt->u.ospf.tag = ea_get_int(attrs, EA_OSPF_TAG, 0);
}
/**
* ospf_shutdown - Finnish of OSPF instance
* @p: current instance of protocol
*
* RFC does not define any action that should be taken befor router
* shutdown. To make my neighbors react as fast as possible, I send
* them hello packet with empty neighbor list. They should start
* theirs neighbor state machine with event %NEIGHBOR_1WAY.
*/
static int
ospf_shutdown(struct proto *p)
{
@ -402,12 +431,23 @@ ospf_get_attr(eattr *a, byte *buf)
default: return GA_UNKNOWN;
}
}
static int
ospf_patt_compare(struct ospf_iface_patt *a, struct ospf_iface_patt *b)
{
return ((a->type==b->type)&&(a->priority==b->priority));
}
/**
* ospf_reconfigure - reconfiguration hook
* @p: current instance of protocol (with old configuration)
* @c: new configuration requested by user
*
* This hook tries to be a little bit inteligent. Instance of OSPF
* will survive change of many constants like hello interval,
* password change, addition of deletion of some neighbor on
* nonbroadcast network, cost of interface, etc.
*/
static int
ospf_reconfigure(struct proto *p, struct proto_config *c)
{
@ -421,7 +461,11 @@ ospf_reconfigure(struct proto *p, struct proto_config *c)
struct ospf_area *oa;
int found;
po->rfc1583=new->rfc1583; /* FIXME but if differs schedule RT calc */
po->rfc1583=new->rfc1583;
WALK_LIST(oa, po->area_list) /* Routing table must be recalculated */
{
schedule_rtcalc(oa);
}
ac1=HEAD(old->area_list);
ac2=HEAD(new->area_list);