dist/ipf/lib/remove_pool.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (C) 2003 by Darren Reed.
   5  *
   6  * See the IPFILTER.LICENCE file for details on licencing.
   7  *
   8  * Id: remove_pool.c,v 1.1.4.1 2006/06/16 17:21:16 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
  17 static int poolfd = -1;
  18
  19
  20 int remove_pool(poolp, iocfunc)
  21 ip_pool_t *poolp;
  22 ioctlfunc_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 }