db_update.c,v

TCP-IP红宝书源代码

head	1.3;
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	dls:1.3; strict;
comment	@ * @;


1.3
date	97.09.21.19.28.38;	author dls;	state Dist;
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next	1.2;

1.2
date	94.02.26.19.50.44;	author dls;	state Works;
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next	1.1;

1.1
date	94.02.20.18.59.56;	author dls;	state Works;
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1.3
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@pre-3e code
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@/* db_update.c - db_update */

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

/*------------------------------------------------------------------------
 *  db_update - update/insert a link state advertisement
 *------------------------------------------------------------------------
 */
int db_update(par, plsa)
struct ospf_ar	*par;
struct ospf_lsa	*plsa;
{
	struct ospf_db	*pdb, *db_lookup(), *db_new();

	if (pdb = db_lookup(par, plsa->lsa_type, plsa->lsa_lsid)) {
	} else {
		int	hv;

		pdb = db_new(par, plsa);
		pdb->db_lnext = par->ar_dblhead;
		par->ar_dblhead = pdb;
		hv = DBHASH(pdb->db_lsa.lsa_lsid);
		pdb->db_hnext = par->ar_htable[hv];
		par->ar_htable[hv] = pdb;
	}
}
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1.2
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@*** empty log message ***
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@d16 1
a16 1
	struct ospf_db	*pdb;
d18 1
a18 1
	if (pdb = db_lookup(par, plsa)) {
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a27 4
		pdb->db_lprev = 0;
		if (pdb->db_lnext)
			pdb->db_lnext->db_lprev = pdb;
		par->ar_dbhead = pdb;
@


1.1
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@Initial revision
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@d12 3
a14 2
int db_update(pif)
struct ospf_if	*pif;
d16 11
@