xref: /freebsd/sbin/ipf/libipf/load_dstlist.c (revision 963f5dc7a30624e95d72fb7f87b8892651164e46)
1 /*
2  * Copyright (C) 2012 by Darren Reed.
3  *
4  * See the IPFILTER.LICENCE file for details on licencing.
5  *
6  * $Id: load_dstlist.c,v 1.1.2.5 2012/07/22 08:04:24 darren_r Exp $
7  */
8 
9 #include <fcntl.h>
10 #include <sys/ioctl.h>
11 #include "ipf.h"
12 #include "netinet/ip_lookup.h"
13 #include "netinet/ip_dstlist.h"
14 
15 
16 int
17 load_dstlist(dst, iocfunc, nodes)
18 	ippool_dst_t *dst;
19 	ioctlfunc_t iocfunc;
20 	ipf_dstnode_t *nodes;
21 {
22 	iplookupop_t op;
23 	ipf_dstnode_t *a;
24 	ippool_dst_t dest;
25 
26 	if (dst->ipld_name[0] == '\0')
27 		return -1;
28 
29 	if (pool_open() == -1)
30 		return -1;
31 
32 	op.iplo_unit = dst->ipld_unit;
33 	op.iplo_type = IPLT_DSTLIST;
34 	op.iplo_arg = 0;
35 	strncpy(op.iplo_name, dst->ipld_name, sizeof(op.iplo_name));
36 	op.iplo_size = sizeof(dest);
37 	op.iplo_struct = &dest;
38 	bzero((char *)&dest, sizeof(dest));
39 	dest.ipld_unit = dst->ipld_unit;
40 	dest.ipld_policy = dst->ipld_policy;
41 	dest.ipld_flags = dst->ipld_flags;
42 	strncpy(dest.ipld_name, dst->ipld_name, sizeof(dest.ipld_name));
43 
44 	if ((opts & OPT_REMOVE) == 0) {
45 		if (pool_ioctl(iocfunc, SIOCLOOKUPADDTABLE, &op))
46 			if ((opts & OPT_DONOTHING) == 0) {
47 				return ipf_perror_fd(pool_fd(), iocfunc,
48 						  "add destination list table");
49 			}
50 	}
51 
52 	if ((opts & OPT_VERBOSE) != 0) {
53 		dest.ipld_dests = dst->ipld_dests;
54 		printdstlist(&dest, bcopywrap, dest.ipld_name, opts, nodes, NULL);
55 		dest.ipld_dests = NULL;
56 	}
57 
58 	for (a = nodes; a != NULL; a = a->ipfd_next)
59 		load_dstlistnode(dst->ipld_unit, dest.ipld_name, a, iocfunc);
60 
61 	if ((opts & OPT_REMOVE) != 0) {
62 		if (pool_ioctl(iocfunc, SIOCLOOKUPDELTABLE, &op))
63 			if ((opts & OPT_DONOTHING) == 0) {
64 				return ipf_perror_fd(pool_fd(), iocfunc,
65 					      "delete destination list table");
66 			}
67 	}
68 	return 0;
69 }
70