/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla 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/MPL/
 *
 * 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) 1999
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Mike McCabe <mccabe@netscape.com>
 *   John Bandhauer <jband@netscape.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of 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
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 * ***** END LICENSE BLOCK ***** */

/* Implementation of xptiTypelibGuts. */

#include "xptiprivate.h"

using namespace mozilla;

// static 
xptiTypelibGuts* 
xptiTypelibGuts::Create(XPTHeader* aHeader)
{
    NS_ASSERTION(aHeader, "bad param");
    void* place = XPT_MALLOC(gXPTIStructArena,
                             sizeof(xptiTypelibGuts) + 
                             (sizeof(xptiInterfaceEntry*) *
                              (aHeader->num_interfaces - 1)));
    if(!place)
        return nsnull;
    return new(place) xptiTypelibGuts(aHeader);
}

xptiInterfaceEntry*
xptiTypelibGuts::GetEntryAt(PRUint16 i)
{
    static const nsID zeroIID =
        { 0x0, 0x0, 0x0, { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 } };

    NS_ASSERTION(mHeader, "bad state");
    NS_ASSERTION(i < GetEntryCount(), "bad index");

    xptiInterfaceEntry* r = mEntryArray[i];
    if (r)
        return r;

    XPTInterfaceDirectoryEntry* iface = mHeader->interface_directory + i;

    xptiWorkingSet* set =
        xptiInterfaceInfoManager::GetSingleton()->GetWorkingSet();

    {
        ReentrantMonitorAutoEnter monitor(set->mTableReentrantMonitor);
        if (iface->iid.Equals(zeroIID))
            r = set->mNameTable.Get(iface->name);
        else
            r = set->mIIDTable.Get(iface->iid);
    }

    if (r)
        SetEntryAt(i, r);

    return r;
}
