1 files changed, 17 insertions, 0 deletions
diff --git a/openvpn/src/openvpn/socket.h b/openvpn/src/openvpn/socket.h
index 1a6d7c32..5b7a26a9 100644
--- a/openvpn/src/openvpn/socket.h
+++ b/openvpn/src/openvpn/socket.h
@@ -595,6 +595,23 @@ addr_defined (const struct openvpn_sockaddr *addr)
     default: return 0;
   }
 }
+
+static inline bool
+addr_local (const struct sockaddr *addr)
+{
+    if (!addr)
+        return false;
+    switch (addr->sa_family) {
+        case AF_INET:
+            return ((const struct sockaddr_in*)addr)->sin_addr.s_addr == htonl(INADDR_LOOPBACK);
+        case AF_INET6:
+            return  IN6_IS_ADDR_LOOPBACK(&((const struct sockaddr_in6*)addr)->sin6_addr);
+        default:
+            return false;
+    }
+}
+
+
 static inline bool
 addr_defined_ipi (const struct link_socket_actual *lsa)
 {