Working on db des receiving.
Preparing for building LDA database.
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03b7bd14de
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1 changed files with 58 additions and 1 deletions
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@ -23,6 +23,9 @@
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#include "ospf.h"
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#define IAMMASTER(x) ((x) & DBDES_MS)
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#define INISET(x) ((x) & DBDES_I)
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void
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rxmt_timer_hook(timer *timer)
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{
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@ -581,12 +584,66 @@ ospf_dbdes_rx(struct ospf_dbdes_packet *ps, struct proto *p,
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{
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/* Duplicate packet */
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debug("%s: Received duplicate dbdes from (%u)!\n", p->name, nrid);
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if(IAMMASTER(n->imms))
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{
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return;
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}
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else
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{
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/* FIXME: Send response! */
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}
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}
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if(IAMMASTER(ps->imms)!=IAMMASTER(n->myimms)) /* M/S bit differs */
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{
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ospf_neigh_sm(n, INM_SEQMIS);
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break;
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}
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if(INISET(ps->imms)) /* I bit is set */
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{
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ospf_neigh_sm(n, INM_SEQMIS);
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break;
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}
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if(ps->options!=n->options) /* Options differs */
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{
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ospf_neigh_sm(n, INM_SEQMIS);
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break;
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}
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if(IAMMASTER(n->myimms))
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{
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if(ps->ddseq!=n->dds)
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{
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ospf_neigh_sm(n, INM_SEQMIS);
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break;
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}
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}
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else
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{
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if(ps->ddseq!=(n->dds+1))
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{
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ospf_neigh_sm(n, INM_SEQMIS);
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break;
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}
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}
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/* FIXME: Packet accepted, go on */
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break;
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case NEIGHBOR_LOADING:
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case NEIGHBOR_FULL:
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if((ps->imms==n->imms) && (ps->options=n->options) &&
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(ps->ddseq==n->dds)) /* Only duplicate are accepted */
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{
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debug("%s: Received duplicate dbdes from (%u)!\n", p->name, nrid);
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return;
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}
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else
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{
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ospf_neigh_sm(n, INM_SEQMIS);
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}
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break;
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}
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}
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