1
2 /*
3 * Copyright (C) 2012 by Darren Reed.
4 *
5 * See the IPFILTER.LICENCE file for details on licencing.
6 *
7 * $Id$
8 */
9
10 #include <fcntl.h>
11 #include <sys/ioctl.h>
12 #include "ipf.h"
13 #include "netinet/ip_lookup.h"
14 #include "netinet/ip_htable.h"
15
16
17 int
remove_hash(iphtable_t * iphp,ioctlfunc_t iocfunc)18 remove_hash(iphtable_t *iphp, ioctlfunc_t iocfunc)
19 {
20 iplookupop_t op;
21 iphtable_t iph;
22
23 if (pool_open() == -1)
24 return (-1);
25
26 op.iplo_type = IPLT_HASH;
27 op.iplo_unit = iphp->iph_unit;
28 strncpy(op.iplo_name, iphp->iph_name, sizeof(op.iplo_name));
29 if (*op.iplo_name == '\0')
30 op.iplo_arg = IPHASH_ANON;
31 op.iplo_size = sizeof(iph);
32 op.iplo_struct = &iph;
33
34 bzero((char *)&iph, sizeof(iph));
35 iph.iph_unit = iphp->iph_unit;
36 iph.iph_type = iphp->iph_type;
37 strncpy(iph.iph_name, iphp->iph_name, sizeof(iph.iph_name));
38 iph.iph_flags = iphp->iph_flags;
39
40 if (pool_ioctl(iocfunc, SIOCLOOKUPDELTABLE, &op)) {
41 if ((opts & OPT_DONOTHING) == 0) {
42 return (ipf_perror_fd(pool_fd(), iocfunc,
43 "remove lookup hash table"));
44 }
45 }
46 return (0);
47 }
48