NetBSD/dist/ipf/lib/load_hashnode.c

62 lines
1.4 KiB
C

/* $NetBSD: load_hashnode.c,v 1.1.1.1 2004/03/28 08:56:19 martti Exp $ */
/*
* Copyright (C) 2002 by Darren Reed.
*
* See the IPFILTER.LICENCE file for details on licencing.
*
* Id: load_hashnode.c,v 1.2.4.1 2004/03/06 14:33:28 darrenr Exp
*/
#include <fcntl.h>
#include <sys/ioctl.h>
#include "ipf.h"
#include "netinet/ip_lookup.h"
#include "netinet/ip_htable.h"
static int hashfd = -1;
int load_hashnode(unit, name, node, iocfunc)
int unit;
char *name;
iphtent_t *node;
ioctlfunc_t iocfunc;
{
iplookupop_t op;
iphtent_t ipe;
int err;
if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0))
hashfd = open(IPLOOKUP_NAME, O_RDWR);
if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0))
return -1;
op.iplo_type = IPLT_HASH;
op.iplo_unit = unit;
op.iplo_arg = 0;
op.iplo_size = sizeof(ipe);
op.iplo_struct = &ipe;
strncpy(op.iplo_name, name, sizeof(op.iplo_name));
bzero((char *)&ipe, sizeof(ipe));
bcopy((char *)&node->ipe_addr, (char *)&ipe.ipe_addr,
sizeof(ipe.ipe_addr));
bcopy((char *)&node->ipe_mask, (char *)&ipe.ipe_mask,
sizeof(ipe.ipe_mask));
bcopy((char *)&node->ipe_group, (char *)&ipe.ipe_group,
sizeof(ipe.ipe_group));
if ((opts & OPT_REMOVE) == 0)
err = (*iocfunc)(hashfd, SIOCLOOKUPADDNODE, &op);
else
err = (*iocfunc)(hashfd, SIOCLOOKUPDELNODE, &op);
if (err != 0)
if (!(opts & OPT_DONOTHING)) {
perror("load_hash:SIOCLOOKUP*NODE");
return -1;
}
return 0;
}