1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // This file contains methods that to add/remove XmlEngine user

    15 //

    16 

    17 #include "libxml2_globals_private.h"

    18 #include <stdapis/libxml2/libxml2_parser.h>

    19 #include <stdapis/libxml2/libxml2_xpath.h>

    20 #include <xml/utils/xmlengxestd.h>

    21 #include <xml/utils/xmlengmem.h>

    22 

    23 EXPORT_C void XmlEngLeaveL(TInt aCode)

    24 {

    25     User::Leave(aCode);

    26 }   

    27 

    28 EXPORT_C void XmlEngineCleanup(TAny* aParserContext)

    29     {

    30     xmlGlobalStatePtr gs = xeGetTLS();

    31     if (!gs)

    32         return; // Note: This should not happen in normal conditions!

    33     if (aParserContext)

    34         {

    35         xmlParserCtxtPtr ctxt = reinterpret_cast<xmlParserCtxtPtr>(aParserContext);

    36         if(ctxt->myDoc)                     

    37             {

    38             xmlFreeDoc(ctxt->myDoc); 

    39             }

    40         xmlFreeParserCtxt(ctxt);

    41         }

    42 

    43 #undef xeUserCount

    44     if(gs->xeUserCount > 1)

    45         {

    46         gs->xeUserCount--;

    47         return;

    48         }

    49 

    50     xmlCleanupGlobalData();

    51     }

    52 

    53 

    54 EXPORT_C void XmlEngineAttachL()

    55     {

    56     xmlGlobalStatePtr gs = xeGetTLS();

    57     if(!gs)

    58         {

    59         gs = xmlCreateAndInitializeGlobalState();

    60         if(!gs)

    61             {

    62             OOM_HAPPENED;

    63             }

    64         }

    65 #undef xeUserCount

    66     gs->xeUserCount++;

    67     }

    68 

    69 // ------------------------------------------------------------------------------

    70 //  This function should have matching call to XmlEnginePopAndClose()

    71 //  (which is CleanupStack::PopAndDestroy() so far but may become more complex)

    72 // ------------------------------------------------------------------------------

    73 //

    74 EXPORT_C void XmlEnginePushL()

    75     {

    76     XmlEngineAttachL();

    77     CleanupStack::PushL(TCleanupItem(XmlEngineCleanup, NULL));

    78     }

    79 

    80 

    81 EXPORT_C void XmlEnginePopAndClose()

    82     {

    83     CleanupStack::PopAndDestroy();

    84     }