From f8137b1b4cc18d4ff528ac40b83345260bb644ae Mon Sep 17 00:00:00 2001
From: Yasuyuki KOZAKAI <yasuyuki@netfilter.org>
Date: Sat, 4 Aug 2007 08:26:59 +0000
Subject: Add IPv6 support to helper match

---
 extensions/libipt_helper.c | 100 ---------------------------------------------
 1 file changed, 100 deletions(-)
 delete mode 100644 extensions/libipt_helper.c

(limited to 'extensions/libipt_helper.c')

diff --git a/extensions/libipt_helper.c b/extensions/libipt_helper.c
deleted file mode 100644
index c862541d..00000000
--- a/extensions/libipt_helper.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/* Shared library add-on to iptables to add related packet matching support. */
-#include <stdio.h>
-#include <netdb.h>
-#include <string.h>
-#include <stdlib.h>
-#include <getopt.h>
-
-#include <iptables.h>
-#include <linux/netfilter_ipv4/ipt_helper.h>
-
-/* Function which prints out usage message. */
-static void
-help(void)
-{
-	printf(
-"helper match v%s options:\n"
-"[!] --helper string        Match helper identified by string\n"
-"\n",
-IPTABLES_VERSION);
-}
-
-static const struct option opts[] = {
-	{ "helper", 1, 0, '1' },
-	{0}
-};
-
-/* Function which parses command options; returns true if it
-   ate an option */
-static int
-parse(int c, char **argv, int invert, unsigned int *flags,
-      const void *entry,
-      unsigned int *nfcache,
-      struct xt_entry_match **match)
-{
-	struct ipt_helper_info *info = (struct ipt_helper_info *)(*match)->data;
-
-	switch (c) {
-	case '1':
-		if (*flags)
-			exit_error(PARAMETER_PROBLEM,
-					"helper match: Only use --helper ONCE!");
-		check_inverse(optarg, &invert, &invert, 0);
-		strncpy(info->name, optarg, 29);
-		info->name[29] = '\0';
-		if (invert)
-			info->invert = 1;
-		*flags = 1;
-		break;
-
-	default:
-		return 0;
-	}
-	return 1;
-}
-
-/* Final check; must have specified --helper. */
-static void
-final_check(unsigned int flags)
-{
-	if (!flags)
-		exit_error(PARAMETER_PROBLEM,
-			   "helper match: You must specify `--helper'");
-}
-
-/* Prints out the info. */
-static void
-print(const void *ip,
-      const struct xt_entry_match *match,
-      int numeric)
-{
-	struct ipt_helper_info *info = (struct ipt_helper_info *)match->data;
-
-	printf("helper match %s\"%s\" ", info->invert ? "! " : "", info->name);
-}
-
-/* Saves the union ipt_info in parsable form to stdout. */
-static void
-save(const void *ip, const struct xt_entry_match *match)
-{
-	struct ipt_helper_info *info = (struct ipt_helper_info *)match->data;
-
-	printf("%s--helper \"%s\" ",info->invert ? "! " : "", info->name);
-}
-
-static struct iptables_match helper = { 
-	.name		= "helper",
-	.version	= IPTABLES_VERSION,
-	.size		= IPT_ALIGN(sizeof(struct ipt_helper_info)),
-	.help		= &help,
-	.parse		= &parse,
-	.final_check	= &final_check,
-	.print		= &print,
-	.save		= &save,
-	.extra_opts	= opts
-};
-
-void _init(void)
-{
-	register_match(&helper);
-}
-- 
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