From 0afd957f6bc03b17fac8824e50b2e0fbd3d6f153 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Sun, 13 Apr 2014 14:13:51 +0200 Subject: extensions: libxt_state: add translation to nft Signed-off-by: Pablo Neira Ayuso --- extensions/libxt_conntrack.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'extensions/libxt_conntrack.c') diff --git a/extensions/libxt_conntrack.c b/extensions/libxt_conntrack.c index 128bbd20..4c5b6e91 100644 --- a/extensions/libxt_conntrack.c +++ b/extensions/libxt_conntrack.c @@ -1156,6 +1156,44 @@ static void state_save(const void *ip, const struct xt_entry_match *match) state_print_state(sinfo->statemask); } +static void state_xlate_print(struct xt_buf *buf, unsigned int statemask) +{ + const char *sep = ""; + + if (statemask & XT_CONNTRACK_STATE_INVALID) { + xt_buf_add(buf, "%s%s", sep, "invalid"); + sep = ","; + } + if (statemask & XT_CONNTRACK_STATE_BIT(IP_CT_NEW)) { + xt_buf_add(buf, "%s%s", sep, "new"); + sep = ","; + } + if (statemask & XT_CONNTRACK_STATE_BIT(IP_CT_RELATED)) { + xt_buf_add(buf, "%s%s", sep, "related"); + sep = ","; + } + if (statemask & XT_CONNTRACK_STATE_BIT(IP_CT_ESTABLISHED)) { + xt_buf_add(buf, "%s%s", sep, "established"); + sep = ","; + } + if (statemask & XT_CONNTRACK_STATE_UNTRACKED) { + xt_buf_add(buf, "%s%s", sep, "untracked"); + sep = ","; + } +} + +static int state_xlate(const struct xt_entry_match *match, struct xt_buf *buf, + int numeric) +{ + const struct xt_conntrack_mtinfo3 *sinfo = (const void *)match->data; + + xt_buf_add(buf, "ct state %s", sinfo->invert_flags & XT_CONNTRACK_STATE ? + "!= " : ""); + state_xlate_print(buf, sinfo->state_mask); + xt_buf_add(buf, " "); + return 1; +} + static struct xtables_match conntrack_mt_reg[] = { { .version = XTABLES_VERSION, @@ -1306,6 +1344,7 @@ static struct xtables_match conntrack_mt_reg[] = { .save = state_save, .x6_parse = state_ct23_parse, .x6_options = state_opts, + .xlate = state_xlate, }, { .family = NFPROTO_UNSPEC, -- cgit v1.2.3