contrib/ipfilter/lib/load_dstlist.c

   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 }