/// <summary>
/// Gets the edition of the operating system
/// </summary>
/// <param name="osVersionInfo">OsVersionInfoEx from GetVersionEx() call</param>
/// <returns>Returns the operating system edition</returns>
private static string GetOsEdition(PInvoke.OsVersionInfoEx osVersionInfo)
{
switch (Environment.OSVersion.Version.Major)
{
case 4:
{
switch (osVersionInfo.wProductType)
{
case PInvoke.VER_NT_WORKSTATION:
return("Workstation");
case PInvoke.VER_NT_SERVER:
return((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_ENTERPRISE) != 0
? "Enterprise Server"
: "Standard Server");
}
break;
}
case 5:
{
switch (osVersionInfo.wProductType)
{
case PInvoke.VER_NT_WORKSTATION:
return((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_PERSONAL) != 0
? "Home"
: "Professional");
case PInvoke.VER_NT_SERVER:
{
switch (osVersionInfo.dwMinorVersion)
{
case 0:
{
if ((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_DATACENTER) != 0)
{
return("Data Center Server");
}
return((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_ENTERPRISE) != 0
? "Advanced Server"
: "Server");
}
default:
{
if ((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_DATACENTER) != 0)
{
return("Data Center Server");
}
if ((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_ENTERPRISE) != 0)
{
return("Enterprise Server");
}
return((osVersionInfo.wSuiteMask & PInvoke.VER_SUITE_BLADE) != 0
? "Web Edition"
: "Standard Server");
}
}
}
}
break;
}
case 6:
{
uint ed;
if (PInvoke.GetProductInfo(osVersionInfo.dwMajorVersion, osVersionInfo.dwMinorVersion,
osVersionInfo.wServicePackMajor, osVersionInfo.wServicePackMinor, out ed))
{
switch (ed)
{
case PInvoke.PRODUCT_BUSINESS:
return("Business");
case PInvoke.PRODUCT_BUSINESS_N:
return("Business N");
case PInvoke.PRODUCT_CLUSTER_SERVER:
return("HPC Edition");
case PInvoke.PRODUCT_DATACENTER_SERVER:
return("Data Center Server");
case PInvoke.PRODUCT_DATACENTER_SERVER_CORE:
return("Data Center Server Core");
case PInvoke.PRODUCT_ENTERPRISE:
return("Enterprise");
case PInvoke.PRODUCT_ENTERPRISE_N:
return("Enterprise N");
case PInvoke.PRODUCT_ENTERPRISE_SERVER:
return("Enterprise Server");
case PInvoke.PRODUCT_ENTERPRISE_SERVER_CORE:
return("Enterprise Server Core Installation");
case PInvoke.PRODUCT_ENTERPRISE_SERVER_CORE_V:
return("Enterprise Server Without Hyper-V Core Installation");
case PInvoke.PRODUCT_ENTERPRISE_SERVER_IA64:
return("Enterprise Server For Itanium Based Systems");
case PInvoke.PRODUCT_ENTERPRISE_SERVER_V:
return("Enterprise Server Without Hyper-V");
case PInvoke.PRODUCT_HOME_BASIC:
return("Home Basic");
case PInvoke.PRODUCT_HOME_BASIC_N:
return("Home Basic N");
case PInvoke.PRODUCT_HOME_PREMIUM:
return("Home Premium");
case PInvoke.PRODUCT_HOME_PREMIUM_N:
return("Home Premium N");
case PInvoke.PRODUCT_HYPERV:
return("Hyper-V Server");
case PInvoke.PRODUCT_MEDIUMBUSINESS_SERVER_MANAGEMENT:
return("Essential Business Management Server");
case PInvoke.PRODUCT_MEDIUMBUSINESS_SERVER_MESSAGING:
return("Essential Business Messaging Server");
case PInvoke.PRODUCT_MEDIUMBUSINESS_SERVER_SECURITY:
return("Essential Business Security Server");
case PInvoke.PRODUCT_SERVER_FOR_SMALLBUSINESS:
return("Essential Server Solutions");
case PInvoke.PRODUCT_SERVER_FOR_SMALLBUSINESS_V:
return("Essential Server Solutions Without Hyper-V");
case PInvoke.PRODUCT_SMALLBUSINESS_SERVER:
return("Small Business Server");
case PInvoke.PRODUCT_STANDARD_SERVER:
return("Standard Server");
case PInvoke.PRODUCT_STANDARD_SERVER_CORE:
return("Standard Server Core Installation");
case PInvoke.PRODUCT_STANDARD_SERVER_CORE_V:
return("Standard Server Without Hyper-V Core Installation");
case PInvoke.PRODUCT_STANDARD_SERVER_V:
return("Standard Server Without Hyper-V");
case PInvoke.PRODUCT_STARTER:
return("Starter");
case PInvoke.PRODUCT_STORAGE_ENTERPRISE_SERVER:
return("Enterprise Storage Server");
case PInvoke.PRODUCT_STORAGE_EXPRESS_SERVER:
return("Express Storage Server");
case PInvoke.PRODUCT_STORAGE_STANDARD_SERVER:
return("Standard Storage Server");
case PInvoke.PRODUCT_STORAGE_WORKGROUP_SERVER:
return("Workgroup Storage Server");
case PInvoke.PRODUCT_ULTIMATE:
return("Ultimate");
case PInvoke.PRODUCT_ULTIMATE_N:
return("Ultimate N");
case PInvoke.PRODUCT_WEB_SERVER:
return("Web Server");
case PInvoke.PRODUCT_WEB_SERVER_CORE:
return("Web Server Core Installation");
case PInvoke.PRODUCT_PROFESSIONAL:
return("Professional");
case PInvoke.PRODUCT_PROFESSIONAL_N:
return("Professional N");
case PInvoke.PRODUCT_STARTER_N:
return("Starter N");
default:
return(string.Empty);
}
}
break;
}
}
return(string.Empty);
}
/// <summary>
/// Returns the name of the operating system
/// </summary>
/// <param name="osVersionInfo">OsVersionInfoEx from GetVersionEx() call</param>
/// <returns>Operating system name (Microsoft Windows, Unix, etc)</returns>
private static string GetOsName(PInvoke.OsVersionInfoEx osVersionInfo)
{
string osName;
switch (Environment.OSVersion.Platform)
{
case PlatformID.Win32S:
case PlatformID.WinCE:
case PlatformID.Win32Windows:
case PlatformID.Win32NT:
{
osName = "Microsoft Windows ";
switch (Environment.OSVersion.Version.Major)
{
case 3:
osName += "NT 3.5.1";
break;
case 4:
{
if (Environment.OSVersion.Platform == PlatformID.Win32Windows)
{
switch (Environment.OSVersion.Version.Minor)
{
case 0:
osName += osVersionInfo.szCSDVersion == "B" ||
osVersionInfo.szCSDVersion == "C"
? "95 R2"
: "95";
break;
case 10:
osName += osVersionInfo.szCSDVersion == "A" ? "98 SE" : "98";
break;
case 90:
osName += "ME";
break;
}
}
else
{
switch (osVersionInfo.wProductType)
{
case 1:
osName += "NT 4.0";
break;
case 3:
osName += "NT 4.0 Server";
break;
}
}
break;
}
// TODO: Use version helper functions if OS is Windows 2000 Pro/Server or greater (https://msdn.microsoft.com/en-us/library/windows/desktop/dn424972%28v=vs.85%29.aspx)
case 5:
{
switch (Environment.OSVersion.Version.Minor)
{
case 0:
osName += "2000";
break;
case 1:
osName += "XP";
break;
case 2:
{
var systemInfo = new PInvoke.SystemInfo();
PInvoke.GetSystemInfo(ref systemInfo);
if (osVersionInfo.wSuiteMask == PInvoke.VER_SUITE_WH_SERVER)
{
osName += "Home Server";
}
else if (osVersionInfo.wProductType == PInvoke.VER_NT_WORKSTATION &&
systemInfo.wProcessorArchitecture ==
PInvoke.PROCESSOR_ARCHITECTURE_AMD64)
{
osName += "XP Professional";
}
else
{
osName += PInvoke.GetSystemMetrics(PInvoke.SM_SERVERR2) == 0
? "Server 2003"
: "Server 2003 R2";
}
break;
}
}
break;
}
case 6:
{
switch (Environment.OSVersion.Version.Minor)
{
case 0:
osName += osVersionInfo.wProductType == PInvoke.VER_NT_WORKSTATION
? "Vista"
: "Server 2008";
break;
case 1:
osName += osVersionInfo.wProductType == PInvoke.VER_NT_WORKSTATION
? "7"
: "Server 2008 R2";
break;
case 2:
osName += osVersionInfo.wProductType == PInvoke.VER_NT_WORKSTATION
? "8"
: "Server 2012";
break;
case 3:
osName += osVersionInfo.wProductType == PInvoke.VER_NT_WORKSTATION
? "8.1"
: "Server 2012 R2";
break;
case 4:
// Windows 10 was originally v6.4
osName += "10 (Technical Preview)";
break;
}
break;
}
case 10:
{
switch (Environment.OSVersion.Version.Minor)
{
case 0:
osName += osVersionInfo.wProductType == PInvoke.VER_NT_WORKSTATION
? "10"
: "Server 2016";
break;
}
break;
}
}
break;
}
default:
// Unix, MacOSX, Xbox, etc
osName = Environment.OSVersion.Platform.ToString();
break;
}
return(osName.Trim());
}
/// <summary>
/// Returns special folder path specified by CSIDL
/// </summary>
/// <param name="csidl">CSIDL</param>
/// <returns>Special folder path</returns>
internal static string GetSpecialFolderPath(int csidl)
{
var path = new StringBuilder(260);
return(PInvoke.SHGetSpecialFolderPath(IntPtr.Zero, path, csidl, false) ? string.Copy(path.ToString()) : "");
}