remove_pool.c revision 145519 
1/*	$FreeBSD: head/contrib/ipfilter/lib/remove_pool.c 145519 2005-04-25 18:20:15Z darrenr $	*/
2
3/*
4 * Copyright (C) 2002 by Darren Reed.
5 *
6 * See the IPFILTER.LICENCE file for details on licencing.
7 *
8 * Id: remove_pool.c,v 1.1 2003/04/13 06:40:14 darrenr Exp
9 */
10
11#include <fcntl.h>
12#include <sys/ioctl.h>
13#include "ipf.h"
14#include "netinet/ip_lookup.h"
15#include "netinet/ip_htable.h"
16
17static int poolfd = -1;
18
19
20int remove_pool(poolp, iocfunc)
21ip_pool_t *poolp;
22ioctlfunc_t iocfunc;
23{
24	iplookupop_t op;
25	ip_pool_t pool;
26
27	if ((poolfd == -1) && ((opts & OPT_DONOTHING) == 0))
28		poolfd = open(IPLOOKUP_NAME, O_RDWR);
29	if ((poolfd == -1) && ((opts & OPT_DONOTHING) == 0))
30		return -1;
31
32	op.iplo_type = IPLT_POOL;
33	op.iplo_unit = poolp->ipo_unit;
34	strncpy(op.iplo_name, poolp->ipo_name, sizeof(op.iplo_name));
35	op.iplo_size = sizeof(pool);
36	op.iplo_struct = &pool;
37
38	bzero((char *)&pool, sizeof(pool));
39	pool.ipo_unit = poolp->ipo_unit;
40	strncpy(pool.ipo_name, poolp->ipo_name, sizeof(pool.ipo_name));
41	pool.ipo_flags = poolp->ipo_flags;
42
43	if ((*iocfunc)(poolfd, SIOCLOOKUPDELTABLE, &op))
44		if ((opts & OPT_DONOTHING) == 0) {
45			perror("remove_pool:SIOCLOOKUPDELTABLE");
46			return -1;
47		}
48
49	return 0;
50}
51