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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or 
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the NPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the NPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"

[ptr] native nsFileDescStar(struct PRFileDesc);

/**
 * nsISocketProvider
 */
[noscript, uuid(4c29772e-cf73-414a-98d9-661761a4511a)]
interface nsISocketProvider : nsISupports
{
    /**
     * newSocket
     *
     * @param aFamily
     *        The address family for this socket (PR_AF_INET or PR_AF_INET6).
     * @param aHost
     *        The hostname for this connection.
     * @param aPort
     *        The port for this connection.
     * @param aProxyHost
     *        If non-null, the proxy hostname for this connection.
     * @param aProxyPort
     *        The proxy port for this connection.
     * @param aFileDesc
     *        The resulting PRFileDesc.
     * @param aSecurityInfo
     *        Any security info that should be associated with aFileDesc.  This
     *        object typically implements nsITransportSecurityInfo.
     */
    void newSocket(in long            aFamily,
                   in string          aHost, 
                   in long            aPort,
                   in string          aProxyHost,
                   in long            aProxyPort,
                   out nsFileDescStar aFileDesc, 
                   out nsISupports    aSecurityInfo);

    /**
     * addToSocket
     *
     * This function is called to allow the socket provider to layer a PRFileDesc
     * on top of another PRFileDesc.  For example, SSL via a SOCKS proxy.
     *
     * Parameters are the same as newSocket with the exception of aFileDesc, which
     * is an in-param instead.
     */
    void addToSocket(in long           aFamily,
                     in string         aHost, 
                     in long           aPort,
                     in string         aProxyHost,
                     in long           aProxyPort,
                     in nsFileDescStar aFileDesc, 
                     out nsISupports   aSecurityInfo);
};

%{C++
/**
 * nsISocketProvider implementations should be registered with XPCOM under a
 * contract ID of the form: "@mozilla.org/network/socket;2?type=foo"
 */
#define NS_NETWORK_SOCKET_CONTRACTID_PREFIX \
    "@mozilla.org/network/socket;2?type="
%}