Working on db des receiving.

Preparing for building LDA database.
This commit is contained in:
Ondrej Filip 1999-11-03 12:59:38 +00:00
parent 03b7bd14de
commit ecc3cf6f50

View file

@ -23,6 +23,9 @@
#include "ospf.h"
#define IAMMASTER(x) ((x) & DBDES_MS)
#define INISET(x) ((x) & DBDES_I)
void
rxmt_timer_hook(timer *timer)
{
@ -581,12 +584,66 @@ ospf_dbdes_rx(struct ospf_dbdes_packet *ps, struct proto *p,
{
/* Duplicate packet */
debug("%s: Received duplicate dbdes from (%u)!\n", p->name, nrid);
return;
if(IAMMASTER(n->imms))
{
return;
}
else
{
/* FIXME: Send response! */
}
}
if(IAMMASTER(ps->imms)!=IAMMASTER(n->myimms)) /* M/S bit differs */
{
ospf_neigh_sm(n, INM_SEQMIS);
break;
}
if(INISET(ps->imms)) /* I bit is set */
{
ospf_neigh_sm(n, INM_SEQMIS);
break;
}
if(ps->options!=n->options) /* Options differs */
{
ospf_neigh_sm(n, INM_SEQMIS);
break;
}
if(IAMMASTER(n->myimms))
{
if(ps->ddseq!=n->dds)
{
ospf_neigh_sm(n, INM_SEQMIS);
break;
}
}
else
{
if(ps->ddseq!=(n->dds+1))
{
ospf_neigh_sm(n, INM_SEQMIS);
break;
}
}
/* FIXME: Packet accepted, go on */
break;
case NEIGHBOR_LOADING:
case NEIGHBOR_FULL:
if((ps->imms==n->imms) && (ps->options=n->options) &&
(ps->ddseq==n->dds)) /* Only duplicate are accepted */
{
debug("%s: Received duplicate dbdes from (%u)!\n", p->name, nrid);
return;
}
else
{
ospf_neigh_sm(n, INM_SEQMIS);
}
break;
}
}