network: expose log_route_debug() and log_address_debug()

They will be used in another file in a later commit.

src/network/networkd-address.c

@@ -1096,7 +1096,7 @@ const char* format_lifetime(char *buf, size_t l, usec_t lifetime_usec) {
         return buf;
 }
 
-static void log_address_debug(const Address *address, const char *str, const Link *link) {
+void log_address_debug(const Address *address, const char *str, const Link *link) {
         _cleanup_free_ char *state = NULL, *flags_str = NULL, *scope_str = NULL;
 
         assert(address);

src/network/networkd-address.h

@@ -73,6 +73,8 @@ struct Address {
         NFTSetContext nft_set_context;
 };
 
+void log_address_debug(const Address *address, const char *str, const Link *link);
+
 const char* format_lifetime(char *buf, size_t l, usec_t lifetime_usec) _warn_unused_result_;
 /* Note: the lifetime of the compound literal is the immediately surrounding block,
  * see C11 §6.5.2.5, and

src/network/networkd-route.c

@@ -406,7 +406,7 @@ int route_dup(const Route *src, const RouteNextHop *nh, Route **ret) {
         return 0;
 }
 
-static void log_route_debug(const Route *route, const char *str, Manager *manager) {
+void log_route_debug(const Route *route, const char *str, Manager *manager) {
         _cleanup_free_ char *state = NULL, *nexthop = NULL, *prefsrc = NULL,
                 *table = NULL, *scope = NULL, *proto = NULL, *flags = NULL;
         const char *dst, *src;

src/network/networkd-route.h

@@ -80,6 +80,8 @@ struct Route {
         int gateway_onlink;
 };
 
+void log_route_debug(const Route *route, const char *str, Manager *manager);
+
 extern const struct hash_ops route_hash_ops;
 extern const struct hash_ops route_hash_ops_unref;