#include <windows.h>
#include <tchar.h>
#include <stdio.h>
#include <strsafe.h>
#pragma comment(lib, "User32.lib")
#define BUFSIZE 256
typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO);
typedef BOOL (WINAPI *PGPI)(DWORD, DWORD, DWORD, DWORD, PDWORD);
BOOL GetOSDisplayString( LPTSTR pszOS)
{
OSVERSIONINFOEX osvi;
SYSTEM_INFO si;
PGNSI pGNSI;
PGPI pGPI;
BOOL bOsVersionInfoEx;
DWORD dwType;
ZeroMemory(&si, sizeof(SYSTEM_INFO));
ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
bOsVersionInfoEx = GetVersionEx((OSVERSIONINFO*) &osvi);
if(bOsVersionInfoEx != NULL ) return 1;
// Call GetNativeSystemInfo if supported or GetSystemInfo otherwise.
pGNSI = (PGNSI) GetProcAddress(
GetModuleHandle(TEXT("kernel32.dll")),
"GetNativeSystemInfo");
if(NULL != pGNSI)
pGNSI(&si);
else GetSystemInfo(&si);
if ( VER_PLATFORM_WIN32_NT==osvi.dwPlatformId &&
osvi.dwMajorVersion > 4 )
{
StringCchCopy(pszOS, BUFSIZE, TEXT("Microsoft "));
// Test for the specific product.
if ( osvi.dwMajorVersion == 6 )
{
if( osvi.dwMinorVersion == 0 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
StringCchCat(pszOS, BUFSIZE, TEXT("Windows Vista "));
else StringCchCat(pszOS, BUFSIZE, TEXT("Windows Server 2008 " ));
}
if ( osvi.dwMinorVersion == 1 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
StringCchCat(pszOS, BUFSIZE, TEXT("Windows 7 "));
else StringCchCat(pszOS, BUFSIZE, TEXT("Windows Server 2008 R2 " ));
}
pGPI = (PGPI) GetProcAddress(
GetModuleHandle(TEXT("kernel32.dll")),
"GetProductInfo");
pGPI( osvi.dwMajorVersion, osvi.dwMinorVersion, 0, 0, &dwType);
switch( dwType )
{
case PRODUCT_ULTIMATE:
StringCchCat(pszOS, BUFSIZE, TEXT("Ultimate Edition" ));
break;
case PRODUCT_PROFESSIONAL:
StringCchCat(pszOS, BUFSIZE, TEXT("Professional" ));
break;
case PRODUCT_HOME_PREMIUM:
StringCchCat(pszOS, BUFSIZE, TEXT("Home Premium Edition" ));
break;
case PRODUCT_HOME_BASIC:
StringCchCat(pszOS, BUFSIZE, TEXT("Home Basic Edition" ));
break;
case PRODUCT_ENTERPRISE:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition" ));
break;
case PRODUCT_BUSINESS:
StringCchCat(pszOS, BUFSIZE, TEXT("Business Edition" ));
break;
case PRODUCT_STARTER:
StringCchCat(pszOS, BUFSIZE, TEXT("Starter Edition" ));
break;
case PRODUCT_CLUSTER_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Cluster Server Edition" ));
break;
case PRODUCT_DATACENTER_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Datacenter Edition" ));
break;
case PRODUCT_DATACENTER_SERVER_CORE:
StringCchCat(pszOS, BUFSIZE, TEXT("Datacenter Edition (core installation)" ));
break;
case PRODUCT_ENTERPRISE_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition" ));
break;
case PRODUCT_ENTERPRISE_SERVER_CORE:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition (core installation)" ));
break;
case PRODUCT_ENTERPRISE_SERVER_IA64:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition for Itanium-based Systems" ));
break;
case PRODUCT_SMALLBUSINESS_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Small Business Server" ));
break;
case PRODUCT_SMALLBUSINESS_SERVER_PREMIUM:
StringCchCat(pszOS, BUFSIZE, TEXT("Small Business Server Premium Edition" ));
break;
case PRODUCT_STANDARD_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Standard Edition" ));
break;
case PRODUCT_STANDARD_SERVER_CORE:
StringCchCat(pszOS, BUFSIZE, TEXT("Standard Edition (core installation)" ));
break;
case PRODUCT_WEB_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Web Server Edition" ));
break;
}
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2 )
{
if( GetSystemMetrics(SM_SERVERR2) )
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows Server 2003 R2, "));
else if ( osvi.wSuiteMask & VER_SUITE_STORAGE_SERVER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows Storage Server 2003"));
else if ( osvi.wSuiteMask & VER_SUITE_WH_SERVER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows Home Server"));
else if( osvi.wProductType == VER_NT_WORKSTATION &&
si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64)
{
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows XP Professional x64 Edition"));
}
else StringCchCat(pszOS, BUFSIZE, TEXT("Windows Server 2003, "));
// Test for the server type.
if ( osvi.wProductType != VER_NT_WORKSTATION )
{
if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_IA64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter Edition for Itanium-based Systems" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Enterprise Edition for Itanium-based Systems" ));
}
else if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter x64 Edition" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Enterprise x64 Edition" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Standard x64 Edition" ));
}
else
{
if ( osvi.wSuiteMask & VER_SUITE_COMPUTE_SERVER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Compute Cluster Edition" ));
else if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter Edition" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Enterprise Edition" ));
else if ( osvi.wSuiteMask & VER_SUITE_BLADE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Web Edition" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Standard Edition" ));
}
}
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 1 )
{
StringCchCat(pszOS, BUFSIZE, TEXT("Windows XP "));
if( osvi.wSuiteMask & VER_SUITE_PERSONAL )
StringCchCat(pszOS, BUFSIZE, TEXT( "Home Edition" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Professional" ));
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0 )
{
StringCchCat(pszOS, BUFSIZE, TEXT("Windows 2000 "));
if ( osvi.wProductType == VER_NT_WORKSTATION )
{
StringCchCat(pszOS, BUFSIZE, TEXT( "Professional" ));
}
else
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter Server" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Advanced Server" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Server" ));
}
}
// Include service pack (if any) and build number.
if( _tcslen(osvi.szCSDVersion) > 0 )
{
StringCchCat(pszOS, BUFSIZE, TEXT(" ") );
StringCchCat(pszOS, BUFSIZE, osvi.szCSDVersion);
}
TCHAR buf[80];
StringCchPrintf( buf, 80, TEXT(" (build %d)"), osvi.dwBuildNumber);
StringCchCat(pszOS, BUFSIZE, buf);
if ( osvi.dwMajorVersion >= 6 )
{
if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64 )
StringCchCat(pszOS, BUFSIZE, TEXT( ", 64-bit" ));
else if (si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_INTEL )
StringCchCat(pszOS, BUFSIZE, TEXT(", 32-bit"));
}
return TRUE;
}
else
{
printf( "This sample does not support this version of Windows.\n");
return FALSE;
}
}
int __cdecl _tmain()
{
TCHAR szOS[BUFSIZE];
if( GetOSDisplayString( szOS ) )
_tprintf( TEXT("\n%s\n"), szOS );
}