contrib/ipfilter/lib/printactivenat.c

   1 /*      $FreeBSD$       */
   2
   3 /*
   4  * Copyright (C) 2012 by Darren Reed.
   5  *
   6  * See the IPFILTER.LICENCE file for details on licencing.
   7  *
   8  * Added redirect stuff and a variety of bug fixes. (mcn@EnGarde.com)
   9  */
  10
  11 #include "ipf.h"
  12
  13
  14 #if !defined(lint)
  15 static const char rcsid[] = "@(#)$Id$";
  16 #endif
  17
  18
  19 void
  20 printactivenat(nat, opts, ticks)
  21         nat_t *nat;
  22         int opts;
  23         u_long ticks;
  24 {
  25
  26         PRINTF("%s", getnattype(nat));
  27
  28         if (nat->nat_flags & SI_CLONE)
  29                 PRINTF(" CLONE");
  30         if (nat->nat_phnext[0] == NULL && nat->nat_phnext[1] == NULL)
  31                 PRINTF(" ORPHAN");
  32
  33         putchar(' ');
  34         if (nat->nat_redir & NAT_REWRITE) {
  35                 printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_osrc6,
  36                                    nat->nat_ifnames[0]);
  37
  38                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  39                         PRINTF(" %-5hu", ntohs(nat->nat_osport));
  40
  41                 putchar(' ');
  42                 printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_odst6,
  43                                    nat->nat_ifnames[0]);
  44
  45                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  46                         PRINTF(" %-5hu", ntohs(nat->nat_odport));
  47
  48                 PRINTF("<- -> ");
  49                 printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_nsrc6,
  50                                    nat->nat_ifnames[0]);
  51
  52                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  53                         PRINTF(" %-5hu", ntohs(nat->nat_nsport));
  54
  55                 putchar(' ');
  56                 printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_ndst6,
  57                                    nat->nat_ifnames[0]);
  58                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  59                         PRINTF(" %-5hu", ntohs(nat->nat_ndport));
  60
  61         } else if (nat->nat_dir == NAT_OUTBOUND) {
  62                 printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_osrc6,
  63                                    nat->nat_ifnames[0]);
  64
  65                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  66                         PRINTF(" %-5hu", ntohs(nat->nat_osport));
  67
  68                 PRINTF(" <- -> ");
  69                 printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_nsrc6,
  70                                    nat->nat_ifnames[0]);
  71
  72                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  73                         PRINTF(" %-5hu", ntohs(nat->nat_nsport));
  74
  75                 PRINTF(" [");
  76                 printactiveaddress(nat->nat_v[0], "%s", &nat->nat_odst6,
  77                                    nat->nat_ifnames[0]);
  78
  79                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  80                         PRINTF(" %hu", ntohs(nat->nat_odport));
  81                 PRINTF("]");
  82         } else {
  83                 printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_ndst6,
  84                                    nat->nat_ifnames[0]);
  85
  86                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  87                         PRINTF(" %-5hu", ntohs(nat->nat_ndport));
  88
  89                 PRINTF(" <- -> ");
  90                 printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_odst6,
  91                                    nat->nat_ifnames[0]);
  92
  93                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
  94                         PRINTF(" %-5hu", ntohs(nat->nat_odport));
  95
  96                 PRINTF(" [");
  97                 printactiveaddress(nat->nat_v[0], "%s", &nat->nat_osrc6,
  98                                    nat->nat_ifnames[0]);
  99
 100                 if ((nat->nat_flags & IPN_TCPUDP) != 0)
 101                         PRINTF(" %hu", ntohs(nat->nat_osport));
 102                 PRINTF("]");
 103         }
 104
 105         if (opts & OPT_VERBOSE) {
 106                 PRINTF("\n\tttl %lu use %hu sumd %s/",
 107                         nat->nat_age - ticks, nat->nat_use,
 108                         getsumd(nat->nat_sumd[0]));
 109                 PRINTF("%s pr %u/%u hash %u/%u flags %x\n",
 110                         getsumd(nat->nat_sumd[1]),
 111                         nat->nat_pr[0], nat->nat_pr[1],
 112                         nat->nat_hv[0], nat->nat_hv[1], nat->nat_flags);
 113                 PRINTF("\tifp %s", getifname(nat->nat_ifps[0]));
 114                 PRINTF(",%s ", getifname(nat->nat_ifps[1]));
 115 #ifdef  USE_QUAD_T
 116                 PRINTF("bytes %"PRIu64"/%"PRIu64" pkts %"PRIu64"/%"PRIu64"",
 117                         (unsigned long long)nat->nat_bytes[0],
 118                         (unsigned long long)nat->nat_bytes[1],
 119                         (unsigned long long)nat->nat_pkts[0],
 120                         (unsigned long long)nat->nat_pkts[1]);
 121 #else
 122                 PRINTF("bytes %lu/%lu pkts %lu/%lu", nat->nat_bytes[0],
 123                         nat->nat_bytes[1], nat->nat_pkts[0], nat->nat_pkts[1]);
 124 #endif
 125                 PRINTF(" ipsumd %x", nat->nat_ipsumd);
 126         }
 127
 128         if (opts & OPT_DEBUG) {
 129                 PRINTF("\n\tnat_next %p _pnext %p _hm %p\n",
 130                         nat->nat_next, nat->nat_pnext, nat->nat_hm);
 131                 PRINTF("\t_hnext %p/%p _phnext %p/%p\n",
 132                         nat->nat_hnext[0], nat->nat_hnext[1],
 133                         nat->nat_phnext[0], nat->nat_phnext[1]);
 134                 PRINTF("\t_data %p _me %p _state %p _aps %p\n",
 135                         nat->nat_data, nat->nat_me, nat->nat_state,
 136                         nat->nat_aps);
 137                 PRINTF("\tfr %p ptr %p ifps %p/%p sync %p\n",
 138                         nat->nat_fr, nat->nat_ptr, nat->nat_ifps[0],
 139                         nat->nat_ifps[1], nat->nat_sync);
 140                 PRINTF("\ttqe:pnext %p next %p ifq %p parent %p/%p\n",
 141                         nat->nat_tqe.tqe_pnext, nat->nat_tqe.tqe_next,
 142                         nat->nat_tqe.tqe_ifq, nat->nat_tqe.tqe_parent, nat);
 143                 PRINTF("\ttqe:die %d touched %d flags %x state %d/%d\n",
 144                         nat->nat_tqe.tqe_die, nat->nat_tqe.tqe_touched,
 145                         nat->nat_tqe.tqe_flags, nat->nat_tqe.tqe_state[0],
 146                         nat->nat_tqe.tqe_state[1]);
 147         }
 148         putchar('\n');
 149 }