release/src/router/iptables/extensions/libipt_TARPIT.c

   1 /* Shared library add-on to iptables for TARPIT support */
   2 #include <stdio.h>
   3 #include <getopt.h>
   4 #include <iptables.h>
   5
   6 static void
   7 help(void)
   8 {
   9         fputs(
  10 "TARPIT takes no options\n"
  11 "\n", stdout);
  12 }
  13
  14 static struct option opts[] = {
  15         { 0 }
  16 };
  17
  18 static int
  19 parse(int c, char **argv, int invert, unsigned int *flags,
  20       const struct ipt_entry *entry,
  21       struct ipt_entry_target **target)
  22 {
  23         return 0;
  24 }
  25
  26 static void final_check(unsigned int flags)
  27 {
  28 }
  29
  30 static void
  31 print(const struct ipt_ip *ip,
  32       const struct ipt_entry_target *target,
  33       int numeric)
  34 {
  35 }
  36
  37 static void save(const struct ipt_ip *ip, const struct ipt_entry_target *target)
  38 {
  39 }
  40
  41 static struct iptables_target tarpit = {
  42         .next           = NULL,
  43         .name           = "TARPIT",
  44         .version        = IPTABLES_VERSION,
  45         .size           = IPT_ALIGN(0),
  46         .userspacesize  = IPT_ALIGN(0),
  47         .help           = &help,
  48         .parse          = &parse,
  49         .final_check    = &final_check,
  50         .print          = &print,
  51         .save           = &save,
  52         .extra_opts     = opts
  53 };
  54
  55 void _init(void)
  56 {
  57         register_target(&tarpit);
  58 }