windows.cpp

著名的 helix realplayer 基于手机 symbian 系统的 播放器全套源代码

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
 *  
 * Portions Copyright (c) 1995-2002 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 
 * Version 1.0 (the "RPSL") available at 
 * http://www.helixcommunity.org/content/rpsl unless you have licensed 
 * the file under the RealNetworks Community Source License Version 1.0 
 * (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.  
 *  
 * 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 "hlxclib/windows.h"

#if defined(WIN32_PLATFORM_PSPC)
LONG __helix_RegOpenKey(HKEY hKey, const char* lpSubKey, PHKEY phkResult)
{
    return RegOpenKeyEx(hKey, OS_STRING(lpSubKey), 0, KEY_ALL_ACCESS,
			phkResult);
}

LONG __helix_RegQueryValue(HKEY hKey, const char* lpSubKey, 
			   char* lpValue, PLONG lpcbValue)
{
    DWORD dwType;
    DWORD cbValue = *lpcbValue;
    LONG ret = RegQueryValueEx(hKey, OS_STRING(lpSubKey),
			       0, 
			       &dwType,
			       (LPBYTE)(OS_TEXT_PTR)OS_STRING2(lpValue, cbValue),
			       &cbValue);
    *lpcbValue = (LONG)cbValue;

    return ret;
}

LONG __helix_RegCreateKey(HKEY hKey, const char* lpSubKey, PHKEY phkResult)
{
    DWORD dwDisposition;
    return RegCreateKeyEx(hKey, OS_STRING(lpSubKey), 0,
			  OS_STRING(""),
			  REG_OPTION_NON_VOLATILE,
			  KEY_ALL_ACCESS,
			  0,
			  phkResult,
			  &dwDisposition);
}

LONG __helix_RegEnumKey(HKEY hKey, DWORD dwIndex, char* lpName, DWORD cbName)
{
    DWORD dwNameSize = cbName / sizeof(TCHAR);
    FILETIME fileTime;
    return RegEnumKeyEx(hKey, dwIndex, OS_STRING2(lpName, cbName),
			&dwNameSize, 0, 0, 0, &fileTime);
}

LONG __helix_RegSetValue(HKEY hKey, const char* lpSubKey, DWORD dwType, 
			 const char* lpData, DWORD cbData)
{
    LONG ret;

    if (dwType == REG_SZ || dwType == REG_MULTI_SZ || dwType == REG_EXPAND_SZ)
    {
	OS_STRING_TYPE lpStr(lpData);
	ret = RegSetValueEx(hKey, OS_STRING(lpSubKey), 0, dwType,
			    (LPBYTE)(OS_TEXT_PTR)(lpStr), (cbData + 1) * sizeof(*(OS_TEXT_PTR)lpStr));
    }
    else
    {
	ret = RegSetValueEx(hKey, OS_STRING(lpSubKey), 0, dwType,
			    (LPBYTE)lpData, cbData);
    }
    return ret;
}

BOOL __helix_GetDiskFreeSpace(LPCTSTR lpRootPathName,
			      LPDWORD lpSectorsPerCluster,
			      LPDWORD lpBytesPerSector,
			      LPDWORD lpNumberOfFreeClusters,
			      LPDWORD lpTotalNumberOfClusters)
{
    ULARGE_INTEGER freeBytesAvailableToCaller;
    ULARGE_INTEGER totalNumberOfBytes;
    ULARGE_INTEGER totalNumberOfFreeBytes;
    
    BOOL ret = GetDiskFreeSpaceEx(lpRootPathName,
				  &freeBytesAvailableToCaller,
				  &totalNumberOfBytes,
				  &totalNumberOfFreeBytes);
    if (ret)
    {
	*lpSectorsPerCluster = 1;
	*lpBytesPerSector = 1;
	*lpNumberOfFreeClusters = freeBytesAvailableToCaller.LowPart;
	*lpTotalNumberOfClusters = totalNumberOfBytes.LowPart;
    }

    return ret;
}

#endif /* defined(WIN32_PLATFORM_PSPC) */