+DBUS_EXPORT
+DBusMessage* dbus_message_ref (DBusMessage *message);
+DBUS_EXPORT
+void dbus_message_unref (DBusMessage *message);
+DBUS_EXPORT
+int dbus_message_get_type (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_path (DBusMessage *message,
+ const char *object_path);
+DBUS_EXPORT
+const char* dbus_message_get_path (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_has_path (DBusMessage *message,
+ const char *object_path);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_interface (DBusMessage *message,
+ const char *interface);
+DBUS_EXPORT
+const char* dbus_message_get_interface (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_has_interface (DBusMessage *message,
+ const char *interface);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_member (DBusMessage *message,
+ const char *member);
+DBUS_EXPORT
+const char* dbus_message_get_member (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_has_member (DBusMessage *message,
+ const char *member);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_error_name (DBusMessage *message,
+ const char *name);
+DBUS_EXPORT
+const char* dbus_message_get_error_name (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_destination (DBusMessage *message,
+ const char *destination);
+DBUS_EXPORT
+const char* dbus_message_get_destination (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_sender (DBusMessage *message,
+ const char *sender);
+DBUS_EXPORT
+const char* dbus_message_get_sender (DBusMessage *message);
+DBUS_EXPORT
+const char* dbus_message_get_signature (DBusMessage *message);
+DBUS_EXPORT
+void dbus_message_set_no_reply (DBusMessage *message,
+ dbus_bool_t no_reply);
+DBUS_EXPORT
+dbus_bool_t dbus_message_get_no_reply (DBusMessage *message);
+DBUS_EXPORT
+dbus_bool_t dbus_message_is_method_call (DBusMessage *message,
+ const char *interface,
+ const char *method);
+DBUS_EXPORT
+dbus_bool_t dbus_message_is_signal (DBusMessage *message,
+ const char *interface,
+ const char *signal_name);
+DBUS_EXPORT
+dbus_bool_t dbus_message_is_error (DBusMessage *message,
+ const char *error_name);
+DBUS_EXPORT
+dbus_bool_t dbus_message_has_destination (DBusMessage *message,
+ const char *bus_name);
+DBUS_EXPORT
+dbus_bool_t dbus_message_has_sender (DBusMessage *message,
+ const char *unique_bus_name);
+DBUS_EXPORT
+dbus_bool_t dbus_message_has_signature (DBusMessage *message,
+ const char *signature);
+DBUS_EXPORT
+dbus_uint32_t dbus_message_get_serial (DBusMessage *message);
+DBUS_EXPORT
+void dbus_message_set_serial (DBusMessage *message,
+ dbus_uint32_t serial);
+DBUS_EXPORT
+dbus_bool_t dbus_message_set_reply_serial (DBusMessage *message,
+ dbus_uint32_t reply_serial);
+DBUS_EXPORT
+dbus_uint32_t dbus_message_get_reply_serial (DBusMessage *message);