libxt_conntrack: dump ctdir

Sent in as part of a larger private mail by Gáspár Lajos
<swifty@freemail.hu>; I cherry-picked the ctdir part.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/extensions/libxt_conntrack.c b/extensions/libxt_conntrack.c
index 987e1af..1e5f141 100644
--- a/extensions/libxt_conntrack.c
+++ b/extensions/libxt_conntrack.c
@@ -879,6 +879,14 @@
         	else
                 	printf("%lu:%lu ", sinfo->expires_min, sinfo->expires_max);
 	}
+
+	if (sinfo->flags & XT_CONNTRACK_DIRECTION) {
+		if (sinfo->invflags & XT_CONNTRACK_DIRECTION)
+			printf("%sctdir REPLY", optpfx);
+		else
+			printf("%sctdir ORIGINAL", optpfx);
+	}
+
 }
 
 static void
@@ -976,6 +984,13 @@
 			printf("%u:%u ", (unsigned int)info->expires_min,
 			       (unsigned int)info->expires_max);
 	}
+
+	if (info->match_flags & XT_CONNTRACK_DIRECTION) {
+		if (info->invert_flags & XT_CONNTRACK_DIRECTION)
+			printf("%sctdir REPLY", prefix);
+		else
+			printf("%sctdir ORIGINAL", prefix);
+	}
 }
 
 static void conntrack_print(const void *ip, const struct xt_entry_match *match,