library/core/class.cookieidentity.php
protected function _SetCookie($CookieName, $KeyData, $CookieContents, $CookieExpires) {
      self::SetCookie($CookieName, $KeyData, $CookieContents, $CookieExpires, $this->CookiePath, $this->CookieDomain, $this->CookieHashMethod, $this->CookieSalt);
   }
protected function _SetCookie($CookieName, $KeyData, $CookieContents, $CookieExpires) {
      self::SetCookie($CookieName, $KeyData, $CookieContents, $CookieExpires, $this->CookiePath, $this->CookieDomain, $this->CookieHashMethod, $this->CookieSalt);
   }
protected function _SetCookie ( $ CookieName , $ KeyData , $ CookieContents , $ CookieExpires ) { self :: SetCookie ( $ CookieName , $ KeyData , $ CookieContents , $ CookieExpires , $ this -> CookiePath , $ this -> CookieDomain , $ this -> CookieHashMethod , $ this -> CookieSalt ) ; }
Set a cookie, using path, domain, salt, and hash method from core config

@param string  $CookieName Name of the cookie
@param string  $KeyData
@param mixed   $CookieContents
@param integer $CookieExpires
@return void
Set a cookie using path domain salt and hash method from core config