add ipv6 extension target and move from ipt_ to xt_

iptables-extension/libxt_MEDIAPROXY.c

@@ -1,4 +1,4 @@
-/* gcc -O2 -Wall -shared -fPIC -o libipt_MEDIAPROXY.so libipt_MEDIAPROXY-1.4.c */
+/* gcc -O2 -Wall -shared -fPIC -o libxt_MEDIAPROXY.so libxt_MEDIAPROXY.c */
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -7,8 +7,9 @@
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <xtables.h>
-#include <linux/netfilter_ipv4/ip_tables.h>
-#include "../kernel-module/ipt_MEDIAPROXY.h"
+#include <linux/netfilter.h>
+#include <linux/netfilter/x_tables.h>
+#include "../kernel-module/xt_MEDIAPROXY.h"
 
 
 static void help(void) {
@@ -26,7 +27,7 @@ static int parse(int c,
 			const void *entry,
 			struct xt_entry_target **target) {
 
-	struct ipt_mediaproxy_info *info = (void *) (*target)->data;
+	struct xt_mediaproxy_info *info = (void *) (*target)->data;
 
 	if (c == '1') {
 		info->id = atoi(optarg);
@@ -45,13 +46,13 @@ static void final_check(unsigned int flags) {
 }
 
 static void print(const void *ip, const struct xt_entry_target *target, int numeric) {
-	struct ipt_mediaproxy_info *info = (void *) target->data;
+	struct xt_mediaproxy_info *info = (void *) target->data;
 
 	printf("id %u", info->id);
 }
 
 static void save(const void *ip, const struct xt_entry_target *target) {
-	struct ipt_mediaproxy_info *info = (void *) target->data;
+	struct xt_mediaproxy_info *info = (void *) target->data;
 
 	printf("--id %u", info->id);
 }
@@ -62,12 +63,26 @@ static struct option opts[] = {
 };
 
 
-static struct xtables_target mediaproxy = {
+static struct xtables_target mediaproxy4 = {
 	.name			= "MEDIAPROXY",
 	.family			= NFPROTO_IPV4,
 	.version		= XTABLES_VERSION,
-	.size			= XT_ALIGN(sizeof(struct ipt_mediaproxy_info)),
-	.userspacesize		= XT_ALIGN(sizeof(struct ipt_mediaproxy_info)),
+	.size			= XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
+	.userspacesize		= XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
+	.help			= help,
+	.parse			= parse,
+	.final_check		= final_check,
+	.print			= print,
+	.save			= save,
+	.extra_opts		= opts,
+};
+
+static struct xtables_target mediaproxy6 = {
+	.name			= "MEDIAPROXY",
+	.family			= NFPROTO_IPV6,
+	.version		= XTABLES_VERSION,
+	.size			= XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
+	.userspacesize		= XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
 	.help			= help,
 	.parse			= parse,
 	.final_check		= final_check,
@@ -77,5 +92,6 @@ static struct xtables_target mediaproxy = {
 };
 
 void _init(void) {
-	xtables_register_target(&mediaproxy);
+	xtables_register_target(&mediaproxy4);
+	xtables_register_target(&mediaproxy6);
 }