1145519Sdarrenr/*	$FreeBSD$	*/
2145510Sdarrenr
3145510Sdarrenr/*
4170268Sdarrenr * Copyright (C) 2003 by Darren Reed.
5145510Sdarrenr *
6145510Sdarrenr * See the IPFILTER.LICENCE file for details on licencing.
7145510Sdarrenr *
8170268Sdarrenr * $Id: remove_hashnode.c,v 1.1.4.1 2006/06/16 17:21:16 darrenr Exp $
9145510Sdarrenr */
10145510Sdarrenr
11145510Sdarrenr#include <fcntl.h>
12145510Sdarrenr#include <sys/ioctl.h>
13145510Sdarrenr#include "ipf.h"
14145510Sdarrenr#include "netinet/ip_lookup.h"
15145510Sdarrenr#include "netinet/ip_htable.h"
16145510Sdarrenr
17145510Sdarrenrstatic int hashfd = -1;
18145510Sdarrenr
19145510Sdarrenr
20145510Sdarrenrint remove_hashnode(unit, name, node, iocfunc)
21145510Sdarrenrint unit;
22145510Sdarrenrchar *name;
23145510Sdarrenriphtent_t *node;
24145510Sdarrenrioctlfunc_t iocfunc;
25145510Sdarrenr{
26145510Sdarrenr	iplookupop_t op;
27145510Sdarrenr	iphtent_t ipe;
28145510Sdarrenr
29145510Sdarrenr	if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0))
30145510Sdarrenr		hashfd = open(IPLOOKUP_NAME, O_RDWR);
31145510Sdarrenr	if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0))
32145510Sdarrenr		return -1;
33145510Sdarrenr
34145510Sdarrenr	op.iplo_type = IPLT_HASH;
35145510Sdarrenr	op.iplo_unit = unit;
36145510Sdarrenr	op.iplo_size = sizeof(ipe);
37145510Sdarrenr	op.iplo_struct = &ipe;
38145510Sdarrenr	op.iplo_arg = 0;
39145510Sdarrenr	strncpy(op.iplo_name, name, sizeof(op.iplo_name));
40145510Sdarrenr
41145510Sdarrenr	bzero((char *)&ipe, sizeof(ipe));
42145510Sdarrenr	bcopy((char *)&node->ipe_addr, (char *)&ipe.ipe_addr,
43145510Sdarrenr	      sizeof(ipe.ipe_addr));
44145510Sdarrenr	bcopy((char *)&node->ipe_mask, (char *)&ipe.ipe_mask,
45145510Sdarrenr	      sizeof(ipe.ipe_mask));
46145510Sdarrenr
47145510Sdarrenr	if (opts & OPT_DEBUG) {
48145510Sdarrenr		printf("\t%s - ", inet_ntoa(ipe.ipe_addr.in4));
49145510Sdarrenr		printf("%s\n", inet_ntoa(ipe.ipe_mask.in4));
50145510Sdarrenr	}
51145510Sdarrenr
52145510Sdarrenr	if ((*iocfunc)(hashfd, SIOCLOOKUPDELNODE, &op))
53145510Sdarrenr		if (!(opts & OPT_DONOTHING)) {
54145510Sdarrenr			perror("remove_hash:SIOCLOOKUPDELNODE");
55145510Sdarrenr			return -1;
56145510Sdarrenr		}
57145510Sdarrenr	return 0;
58145510Sdarrenr}
59