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author | Shivani Bhardwaj <shivanib134@gmail.com> | 2015-12-23 15:38:40 +0530 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-02-16 19:30:22 +0100 |
commit | 4eb2c9ca79fb38352b3de500f9eb10f1578ef83f (patch) | |
tree | 5b1a451a424de31d8435c991e14374b67ede9887 | |
parent | 509619a03a1757073c6ec9af6164fd6c46f8599c (diff) |
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 <shivanib134@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
-rw-r--r-- | extensions/libxt_helper.c | 12 |
1 files changed, 12 insertions, 0 deletions
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) |