sbin/ipf/libipf/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(ippool_dst_t *dst, ioctlfunc_t iocfunc, ipf_dstnode_t *nodes)
  18 {
  19         iplookupop_t op;
  20         ipf_dstnode_t *a;
  21         ippool_dst_t dest;
  22
  23         if (dst->ipld_name[0] == '\0')
  24                 return (-1);
  25
  26         if (pool_open() == -1)
  27                 return (-1);
  28
  29         op.iplo_unit = dst->ipld_unit;
  30         op.iplo_type = IPLT_DSTLIST;
  31         op.iplo_arg = 0;
  32         strncpy(op.iplo_name, dst->ipld_name, sizeof(op.iplo_name));
  33         op.iplo_size = sizeof(dest);
  34         op.iplo_struct = &dest;
  35         bzero((char *)&dest, sizeof(dest));
  36         dest.ipld_unit = dst->ipld_unit;
  37         dest.ipld_policy = dst->ipld_policy;
  38         dest.ipld_flags = dst->ipld_flags;
  39         strncpy(dest.ipld_name, dst->ipld_name, sizeof(dest.ipld_name));
  40
  41         if ((opts & OPT_REMOVE) == 0) {
  42                 if (pool_ioctl(iocfunc, SIOCLOOKUPADDTABLE, &op))
  43                         if ((opts & OPT_DONOTHING) == 0) {
  44                                 return (ipf_perror_fd(pool_fd(), iocfunc,
  45                                                   "add destination list table"));
  46                         }
  47         }
  48
  49         if ((opts & OPT_VERBOSE) != 0) {
  50                 dest.ipld_dests = dst->ipld_dests;
  51                 printdstlist(&dest, bcopywrap, dest.ipld_name, opts, nodes, NULL);
  52                 dest.ipld_dests = NULL;
  53         }
  54
  55         for (a = nodes; a != NULL; a = a->ipfd_next)
  56                 load_dstlistnode(dst->ipld_unit, dest.ipld_name, a, iocfunc);
  57
  58         if ((opts & OPT_REMOVE) != 0) {
  59                 if (pool_ioctl(iocfunc, SIOCLOOKUPDELTABLE, &op))
  60                         if ((opts & OPT_DONOTHING) == 0) {
  61                                 return (ipf_perror_fd(pool_fd(), iocfunc,
  62                                               "delete destination list table"));
  63                         }
  64         }
  65         return (0);
  66 }