wrvstrng.cpp
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: wrvstrng.cpp,v 1.2.36.3 2004/07/09 01:47:42 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. 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
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "hxcom.h"
- #include "hxtypes.h"
- #include "hxresult.h"
- #include "hxstring.h"
- #include "hxwinreg.h"
- #include "hxheap.h"
- #ifdef _DEBUG
- #undef HX_THIS_FILE
- static const char HX_THIS_FILE[] = __FILE__;
- #endif
- CWinRegStringValue::CWinRegStringValue(const char* szName, HKEY hkParent)
- : AWinRegValue(szName, hkParent)
- {
- }
- CWinRegStringValue::~CWinRegStringValue()
- {
- }
- CWinRegStringValue&
- CWinRegStringValue::operator=(const char* szNewValue)
- {
- FromString(szNewValue);
- return *this;
- }
- BOOL
- CWinRegStringValue::IsString()
- {
- UINT32 ulType;
- if
- (
- RegQueryValueEx
- (
- m_hkParent,
- OS_STRING(m_sName),
- NULL,
- &ulType,
- NULL,
- NULL
- ) == ERROR_SUCCESS
- &&
- ulType == REG_SZ
- )
- {
- return TRUE;
- }
- return FALSE;
- }
- BOOL
- CWinRegStringValue::AsString(CHXString& rsValue)
- {
- UINT32 ulType;
- UINT32 ulSize;
-
- rsValue.Empty();
-
- if
- (
- RegQueryValueEx
- (
- m_hkParent,
- OS_STRING(m_sName),
- NULL,
- &ulType,
- NULL,
- &ulSize
- ) == ERROR_SUCCESS
- &&
- ulType == REG_SZ
- )
- {
- if (!ulSize)
- {
- return TRUE;
- }
- ++ulSize;
- if
- (
- RegQueryValueEx
- (
- m_hkParent,
- OS_STRING(m_sName),
- NULL,
- &ulType,
- (unsigned char*)rsValue.GetBufferSetLength(ulSize),
- &ulSize
- ) == ERROR_SUCCESS
- )
- {
- return TRUE;
- }
- }
- return FALSE;
- }
- BOOL
- CWinRegStringValue::FromString(const char* szNew)
- {
- if
- (
- RegSetValueEx
- (
- m_hkParent,
- OS_STRING(m_sName),
- NULL,
- REG_SZ,
- (unsigned char*)szNew,
- strlen(szNew)
- ) == ERROR_SUCCESS
- )
- {
- return TRUE;
- }
- return FALSE;
- }
- BOOL
- CWinRegStringValue::DoesExist()
- {
- return IsString();
- }