network/dhcp4: support IPv6 only mode (RFC 8925)

[thirdparty/systemd.git] / src / network / networkd-route-util.h

diff --git a/src/network/networkd-route-util.h b/src/network/networkd-route-util.h
index 3dd3d3ace8e6e3f9644e2b0c349d0167a0ac79ef..f326888c9347dd2c9d87ed58966264a054ba26dc 100644 (file)
--- a/src/network/networkd-route-util.h
+++ b/src/network/networkd-route-util.h
@@ -8,13 +8,34 @@
 
 typedef struct Link Link;
 typedef struct Manager Manager;
+typedef struct Address Address;
+typedef struct Route Route;
 
 unsigned routes_max(void);
 
+bool link_find_default_gateway(Link *link, int family, Route **gw);
+static inline bool link_has_default_gateway(Link *link, int family) {
+        return link_find_default_gateway(link, family, NULL);
+}
+
 int manager_find_uplink(Manager *m, int family, Link *exclude, Link **ret);
 
 bool gateway_is_ready(Link *link, bool onlink, int family, const union in_addr_union *gw);
 
+int link_address_is_reachable(
+                Link *link,
+                int family,
+                const union in_addr_union *address,
+                const union in_addr_union *prefsrc, /* optional */
+                Address **ret);
+
+int manager_address_is_reachable(
+                Manager *manager,
+                int family,
+                const union in_addr_union *address,
+                const union in_addr_union *prefsrc, /* optional */
+                Address **ret);
+
 int route_type_from_string(const char *s) _pure_;
 const char *route_type_to_string(int t) _const_;
 
@@ -29,6 +50,6 @@ int route_protocol_full_to_string_alloc(int t, char **ret);
 int route_flags_to_string_alloc(uint32_t flags, char **ret);
 
 int manager_get_route_table_from_string(const Manager *m, const char *table, uint32_t *ret);
-int manager_get_route_table_to_string(const Manager *m, uint32_t table, char **ret);
+int manager_get_route_table_to_string(const Manager *m, uint32_t table, bool append_num, char **ret);
 
 CONFIG_PARSER_PROTOTYPE(config_parse_route_table_names);