/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

interface nsIURI;
interface nsIInterfaceRequestor;

[scriptable, uuid(fa580a8d-f4a4-47c5-8ade-4f9786e8d1de)]
interface nsISpeculativeConnect : nsISupports
{
    /**
     * Called as a hint to indicate a new transaction for the URI is likely coming
     * soon. The implementer may use this information to start a TCP
     * and/or SSL level handshake for that resource immediately so that it is
     * ready and/or progressed when the transaction is actually submitted.
     *
     * No obligation is taken on by the implementer, nor is the submitter obligated
     * to actually open the new channel. 
     *
     * @param aURI the URI of the hinted transaction
     * @param aCallbacks any security callbacks for use with SSL for interfaces
     *        such as nsIBadCertListener. May be null.
     *
     */
    void speculativeConnect(in nsIURI aURI,
                            in nsIInterfaceRequestor aCallbacks);

};