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1.1
date	97.09.21.19.28.38;	author dls;	state Dist;
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1.1
log
@pre-3e code
@
text
@/* lsr_add.c - lsr_add */

#include <conf.h>
#include <kernel.h>
#include <network.h>
#include <ospf.h>

/*------------------------------------------------------------------------
 *  lsr_add - add a link state summary to a link state request packet
 *------------------------------------------------------------------------
 */
struct ep *lsr_add(pif, plss, pep)
struct ospf_if	*pif;
struct ospf_lss	*plss;
struct ep	*pep;
{
	struct ip	*pip;
	struct ospf	*po;
	struct ospf_lsr	*plsr;
	struct ep	*ospflsrtmpl();

kprintf("lsr_add\n");
	if (pep == 0) {
		pep = ospflsrtmpl(pif);
		if (pep == 0)
			return 0;
	}
	pip = (struct ip *)pep->ep_data;
	po = (struct ospf *)pip->ip_data;
	plsr = (struct ospf_lsr *)((char *)po + po->ospf_len);
	plsr->lsr_type = net2hl((unsigned long)plss->lss_type);
	plsr->lsr_lsid = plss->lss_lsid;
	plsr->lsr_rid = plss->lss_rid;
	po->ospf_len += LSRLEN;
	return pep;
}
@