src: deduplicate find_proto function

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>

1 files changed, 4 insertions, 0 deletions

diff --git a/xshared.h b/xshared.h
index 4a7f96fc..11d95fe5 100644
--- a/xshared.h
+++ b/xshared.h
@@ -1,6 +1,7 @@
 #ifndef IPTABLES_XSHARED_H
 #define IPTABLES_XSHARED_H 1
 
+#include <stdint.h>
 #include <linux/netfilter_ipv4/ip_tables.h>
 #include <linux/netfilter_ipv6/ip6_tables.h>
 
@@ -28,5 +29,8 @@ enum {
 
 extern void print_extension_helps(const struct xtables_target *,
 	const struct xtables_rule_match *);
+extern const char *proto_to_name(uint8_t, int);
+extern struct xtables_match *find_proto(const char *, enum xtables_tryload,
+	int, struct xtables_rule_match **);
 
 #endif /* IPTABLES_XSHARED_H */