src: rule: fix compat XML output

The compat struct was not printed in XML. So, I think give output
format is the first step to parse it.

Signed-off-by: Arturo Borrero <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/rule.c b/src/rule.c
index 68fb6d9..3df1780 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -450,6 +450,13 @@ static int nft_rule_snprintf_xml(char *buf, size_t size, struct nft_rule *r,
 				(unsigned long long)r->handle);
 	SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
 
+	ret = snprintf(buf+offset, len, "<rule_flags>%u</rule_flags>"
+					"<compat_flags>%u</compat_flags>"
+					"<compat_proto>%u</compat_proto>",
+					r->rule_flags,
+					r->compat.flags, r->compat.proto);
+	SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
+
 	list_for_each_entry(expr, &r->expr_list, head) {
 		ret = snprintf(buf+offset, len,
 				"\n\t<expr type=\"%s\">\n", expr->ops->name);