public static string switch_uuid_str(string buf, SWIGTYPE_p_switch_size_t len)
{
string ret = freeswitchPINVOKE.switch_uuid_str(buf, SWIGTYPE_p_switch_size_t.getCPtr(len));
if (freeswitchPINVOKE.SWIGPendingException.Pending) throw freeswitchPINVOKE.SWIGPendingException.Retrieve();
return ret;
}