현재 윈도우즈 버전 얻기 예제

	// Get Windows Version
	// (Code from MSDN)
	#include <windows.h>
	#include <stdio.h>
	#include <tchar.h>
	#define BUFSIZE 80
	#define SM_SERVERR2 89
	typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO);
	int _tmain(int argc, _TCHAR* argv[])
	{
	OSVERSIONINFOEX osvi;
	SYSTEM_INFO si;
	PGNSI pGNSI;
	BOOL bOsVersionInfoEx;
	ZeroMemory(&si, sizeof(SYSTEM_INFO));
	// Try calling GetVersionEx using the OSVERSIONINFOEX structure.
	// If that fails, try using the OSVERSIONINFO structure.
	ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
	osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
	if( !(bOsVersionInfoEx = GetVersionEx ((OSVERSIONINFO *) &osvi)) )
	{
	osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
	if (! GetVersionEx ( (OSVERSIONINFO *) &osvi) )
	return FALSE;
	}
	switch (osvi.dwPlatformId)
	{
	// Test for the Windows NT product family.
	case VER_PLATFORM_WIN32_NT:
	// Test for the specific product.
	if ( osvi.dwMajorVersion == 6 && osvi.dwMinorVersion == 0 )
	{
	if( osvi.wProductType == VER_NT_WORKSTATION )
	_tprintf (_T("Microsoft Windows Vista "));
	else
	_tprintf (_T("Windows Server \"Longhorn\" "));
	}
	if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2 )
	{
	// Use GetProcAddress to avoid load issues on Windows 2000
	pGNSI = (PGNSI) GetProcAddress(
	GetModuleHandle(_T("kernel32.dll")),
	"GetNativeSystemInfo");
	if(NULL != pGNSI)
	pGNSI(&si);
	if( GetSystemMetrics(SM_SERVERR2) )
	_tprintf( _T("Microsoft Windows Server 2003 \"R2\" "));
	else if( osvi.wProductType == VER_NT_WORKSTATION &&
	si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64)
	{
	_tprintf( _T("Microsoft Windows XP Professional x64 Edition "));
	}
	else
	_tprintf (_T("Microsoft Windows Server 2003, "));
	}
	if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 1 )
	{
	_tprintf (_T("Microsoft Windows XP "));
	}
	if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0 )
	{
	_tprintf (_T("Microsoft Windows 2000 "));
	}
	if ( osvi.dwMajorVersion <= 4 )
	{
	_tprintf (_T("Microsoft Windows NT "));
	}
	// Test for specific product on Windows NT 4.0 SP6 and later.
	if( bOsVersionInfoEx )
	{
	// Test for the workstation type.
	if ( osvi.wProductType == VER_NT_WORKSTATION &&
	si.wProcessorArchitecture!=PROCESSOR_ARCHITECTURE_AMD64)
	{
	if( osvi.dwMajorVersion == 4 )
	_tprintf ( _T("Workstation 4.0 ") );
	else if( osvi.wSuiteMask & VER_SUITE_PERSONAL )
	_tprintf ( _T("Home Edition ") );
	else _tprintf ( _T("Professional ") );
	}
	// Test for the server type.
	else if ( osvi.wProductType == VER_NT_SERVER ||
	osvi.wProductType == VER_NT_DOMAIN_CONTROLLER )
	{
	if(osvi.dwMajorVersion==5 && osvi.dwMinorVersion==2)
	{
	if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_IA64 )
	{
	if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
	_tprintf ( _T("Datacenter Edition for Itanium-based Systems") );
	else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
	_tprintf ( _T("Enterprise Edition for Itanium-based Systems") );
	}
	else if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64 )
	{
	if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
	_tprintf ( _T("Datacenter x64 Edition ") );
	else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
	_tprintf ( _T("Enterprise x64 Edition ") );
	else _tprintf( _T("Standard x64 Edition ") );
	}
	else
	{
	if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
	_tprintf ( _T("Datacenter Edition ") );
	else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
	_tprintf ( _T("Enterprise Edition ") );
	else if ( osvi.wSuiteMask == VER_SUITE_BLADE )
	_tprintf ( _T("Web Edition ") );
	else _tprintf ( _T("Standard Edition ") );
	}
	}
	else if(osvi.dwMajorVersion==5 && osvi.dwMinorVersion==0)
	{
	if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
	_tprintf ( _T("Datacenter Server ") );
	else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
	_tprintf ( _T("Advanced Server ") );
	else _tprintf ( _T("Server ") );
	}
	else // Windows NT 4.0
	{
	if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
	_tprintf (_T("Server 4.0, Enterprise Edition ") );
	else _tprintf ( _T("Server 4.0 ") );
	}
	}
	}
	// Test for specific product on Windows NT 4.0 SP5 and earlier
	else
	{
	HKEY hKey;
	TCHAR szProductType[BUFSIZE];
	DWORD dwBufLen = BUFSIZE * sizeof(_TCHAR);
	LONG lRet;
	lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
	_T("SYSTEM\\CurrentControlSet\\Control\\ProductOptions"),
	0, KEY_QUERY_VALUE, &hKey );
	if( lRet != ERROR_SUCCESS )
	return FALSE;
	lRet = RegQueryValueEx( hKey, _T("ProductType"), NULL, NULL,
	(LPBYTE) szProductType, &dwBufLen);
	RegCloseKey( hKey );
	if( (lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE) )
	return FALSE;
	if ( lstrcmpi( _T("WINNT"), szProductType) == 0 )
	_tprintf( _T("Workstation ") );
	if ( lstrcmpi( _T("LANMANNT"), szProductType) == 0 )
	_tprintf( _T("Server ") );
	if ( lstrcmpi( _T("SERVERNT"), szProductType) == 0 )
	_tprintf( _T("Advanced Server ") );
	_tprintf( _T("%d.%d "), osvi.dwMajorVersion, osvi.dwMinorVersion );
	}
	// Display service pack (if any) and build number.
	if( osvi.dwMajorVersion == 4 &&
	lstrcmpi( osvi.szCSDVersion, _T("Service Pack 6") ) == 0 )
	{
	HKEY hKey;
	LONG lRet;
	// Test for SP6 versus SP6a.
	lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
	_T("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Hotfix\\Q246009"),
	0, KEY_QUERY_VALUE, &hKey );
	if( lRet == ERROR_SUCCESS )
	_tprintf( _T("Service Pack 6a (Build %d)\n"),
	osvi.dwBuildNumber & 0xFFFF );
	else // Windows NT 4.0 prior to SP6a
	{
	_tprintf( _T("%s (Build %d)\n"),
	osvi.szCSDVersion,
	osvi.dwBuildNumber & 0xFFFF);
	}
	RegCloseKey( hKey );
	}
	else // not Windows NT 4.0
	{
	_tprintf( _T("%s (Build %d)\n"),
	osvi.szCSDVersion,
	osvi.dwBuildNumber & 0xFFFF);
	}
	if ( osvi.wServicePackMajor != 0 )
	{
	// If no Service Pack has been installed, wServicePackMajor is zero.
	_tprintf( _T(" Service Pack Version %d.%d"),
	osvi.wServicePackMajor,
	osvi.wServicePackMinor );
	}
	break;
	// Test for the Windows Me/98/95.
	case VER_PLATFORM_WIN32_WINDOWS:
	if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 0)
	{
	_tprintf (_T("Microsoft Windows 95 "));
	if (osvi.szCSDVersion[1]=='C' || osvi.szCSDVersion[1]=='B')
	_tprintf(_T("OSR2 ") );
	}
	if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 10)
	{
	_tprintf (_T("Microsoft Windows 98 "));
	if ( osvi.szCSDVersion[1]=='A' || osvi.szCSDVersion[1]=='B')
	_tprintf(_T("SE ") );
	}
	if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 90)
	{
	_tprintf (_T("Microsoft Windows Millennium Edition\n"));
	}
	break;
	case VER_PLATFORM_WIN32s:
	_tprintf (_T("Microsoft Win32s\n"));
	break;
	}
	system( "pause" );
	return 0;
	}

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