From: Shivani Bhardwaj Date: Wed, 23 Dec 2015 10:08:40 +0000 (+0530) Subject: extensions: libxt_helper: Add translation to nft X-Git-Tag: v1.6.1~149 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4eb2c9ca79fb38352b3de500f9eb10f1578ef83f;p=thirdparty%2Fiptables.git extensions: libxt_helper: Add translation to nft Add translation for helper module to nftables. Examples: $ sudo iptables-translate -A FORWARD -m helper --helper sip nft add rule ip filter FORWARD ct helper \"sip\" counter $ sudo iptables-translate -A FORWARD -m helper ! --helper ftp nft add rule ip filter FORWARD ct helper != \"ftp\" counter Signed-off-by: Shivani Bhardwaj Signed-off-by: Pablo Neira Ayuso --- diff --git a/extensions/libxt_helper.c b/extensions/libxt_helper.c index c9f9435e..971ce4ab 100644 --- a/extensions/libxt_helper.c +++ b/extensions/libxt_helper.c @@ -45,6 +45,17 @@ static void helper_save(const void *ip, const struct xt_entry_match *match) xtables_save_string(info->name); } +static int helper_xlate(const struct xt_entry_match *match, + struct xt_buf *buf, int numeric) +{ + const struct xt_helper_info *info = (const void *)match->data; + + xt_buf_add(buf, "ct helper%s \\\"%s\\\" ", + info->invert ? " !=" : "", info->name); + + return 1; +} + static struct xtables_match helper_match = { .family = NFPROTO_UNSPEC, .name = "helper", @@ -55,6 +66,7 @@ static struct xtables_match helper_match = { .save = helper_save, .x6_parse = helper_parse, .x6_options = helper_opts, + .xlate = helper_xlate, }; void _init(void)