判断Windows操作系统版本
摘自MSDN：
【判断Windows操作系统版本】
#include
#include
#include
#define BUFSIZE 80
typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO);
int _tmain()
{
OSVERSIONINFOEX osvi;
SYSTEM_INFO si;
PGNSI pGNSI;
BOOL bOsVersionInfoEx;
ZeroMemory(&si, sizeof(SYSTEM_INFO));
ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
// Try calling GetVersionEx using the OSVERSIONINFOEX structure.
// If that fails, try using the OSVERSIONINFO structure.
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
if( !(bOsVersionInfoEx = GetVersionEx ((OSVERSIONINFO *) &osvi)) )
{
osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
if (! GetVersionEx ( (OSVERSIONINFO *) &osvi) )
return FALSE;
}
// Call GetNativeSystemInfo if supported or GetSystemInfo otherwise.
pGNSI = (PGNSI) GetProcAddress(
GetModuleHandle(TEXT("kernel32.dll")),
"GetNativeSystemInfo");
if(NULL != pGNSI)
pGNSI(&si);
else GetSystemInfo(&si);
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 )
printf ("Microsoft Windows Vista ");
else printf ("Windows Server \"Longhorn\" " );
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2 )
{
if( GetSystemMetrics(SM_SERVERR2) )
printf( "Microsoft Windows Server 2003 \"R2\" ");
else if( osvi.wProductType == VER_NT_WORKSTATION &&
si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64)
{
printf( "Microsoft Windows XP Professional x64 Edition ");
}
else printf ("Microsoft Windows Server 2003, ");
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 1 )
printf ("Microsoft Windows XP ");
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0 )
printf ("Microsoft Windows 2000 ");
if ( osvi.dwMajorVersion <= 4 )
printf ("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 )
printf ( "Workstation 4.0 " );
else if( osvi.wSuiteMask & VER_SUITE_PERSONAL )
printf ( "Home Edition " );
else printf ( "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 )
printf ( "Datacenter Edition for Itanium-based Systems" );
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
printf ( "Enterprise Edition for Itanium-based Systems" );
}
else if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
printf ( "Datacenter x64 Edition " );
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
printf ( "Enterprise x64 Edition " );
else printf( "Standard x64 Edition " );
}
else
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
printf ( "Datacenter Edition " );
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
printf ( "Enterprise Edition " );
else if ( osvi.wSuiteMask == VER_SUITE_BLADE )
printf ( "Web Edition " );
else printf ( "Standard Edition " );
}
}
else if(osvi.dwMajorVersion==5 && osvi.dwMinorVersion==0)
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
printf ( "Datacenter Server " );
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
printf ( "Advanced Server " );
else printf ( "Server " );
}
else// Windows NT 4.0
{
if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
printf ("Server 4.0, Enterprise Edition " );
else printf ( "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,
TEXT("SYSTEM\\CurrentControlSet\\Control\\ProductOptions"),
0, KEY_QUERY_VALUE, &hKey );
if( lRet != ERROR_SUCCESS )
return FALSE;
lRet = RegQueryValueEx( hKey, TEXT("ProductType"), NULL, NULL,
(LPBYTE) szProductType, &dwBufLen);
RegCloseKey( hKey );
if( (lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE*sizeof(TCHAR)) )
return FALSE;
if ( lstrcmpi( TEXT("WINNT"), szProductType) == 0 )
printf( "Workstation " );
if ( lstrcmpi( TEXT("LANMANNT"), szProductType) == 0 )
printf( "Server " );
if ( lstrcmpi( TEXT("SERVERNT"), szProductType) == 0 )
printf( "Advanced Server " );
printf( "%d.%d ", osvi.dwMajorVersion, osvi.dwMinorVersion );
}
// Display service pack (if any) and build number.
if( osvi.dwMajorVersion == 4 &&
lstrcmpi( osvi.szCSDVersion, TEXT("Service Pack 6") ) == 0 )
{
HKEY hKey;
LONG lRet;
// Test for SP6 versus SP6a.
lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Hotfix\\Q246009"),
0, KEY_QUERY_VALUE, &hKey );
if( lRet == ERROR_SUCCESS )
printf( "Service Pack 6a (Build %d)\n",
osvi.dwBuildNumber & 0xFFFF );
else // Windows NT 4.0 prior to SP6a
{
_tprintf( TEXT("%s (Build %d)\n"),
osvi.szCSDVersion,
osvi.dwBuildNumber & 0xFFFF);
}
RegCloseKey( hKey );
}
else // not Windows NT 4.0
{
_tprintf( TEXT("%s (Build %d)\n"),
osvi.szCSDVersion,
osvi.dwBuildNumber & 0xFFFF);
}
break;
// Test for the Windows Me/98/95.
case VER_PLATFORM_WIN32_WINDOWS:
if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 0)
{
printf ("Microsoft Windows 95 ");
if (osvi.szCSDVersion[1]=='C' || osvi.szCSDVersion[1]=='B')
printf("OSR2 " );
}
if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 10)
{
printf ("Microsoft Windows 98 ");
if ( osvi.szCSDVersion[1]=='A' || osvi.szCSDVersion[1]=='B')
printf("SE " );
}
if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 90)
{
printf ("Microsoft Windows Millennium Edition\n");
}
break;
case VER_PLATFORM_WIN32s:
printf ("Microsoft Win32s\n");
break;
}
return TRUE;
}
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