A blob representing a binary D-Bus message.
A GDBusCapabilityFlags describing what protocol features are supported.
A new gio.DBusMessage or NULL if error is set. Free with g_object_unref().
GException on failure. ConstructionException GTK+ fails to create the object.
2.26
Creates a new gio.DBusMessage from the data stored at blob. The byte order that the message was in can be retrieved using g_dbus_message_get_byte_order().
If the blob cannot be parsed, contains invalid fields, or contains invalid headers, G_IO_ERROR_INVALID_ARGUMENT will be returned.