Files
Aaru/DiscImageChef.Interop/DetectOS.cs
2017-09-11 02:52:48 +01:00

370 lines
15 KiB
C#

// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : DetectOS.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Interop services.
//
// --[ Description ] ----------------------------------------------------------
//
// Detects underlying operating system.
//
// --[ License ] --------------------------------------------------------------
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2017 Natalia Portillo
// ****************************************************************************/
using System;
using System.Runtime.InteropServices;
using System.Diagnostics;
using System.IO;
namespace DiscImageChef.Interop
{
public static class DetectOS
{
/// <summary>
/// POSIX uname structure, size from OSX, big enough to handle extra fields
/// </summary>
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
struct utsname
{
/// <summary>
/// System name
/// </summary>
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string sysname;
/// <summary>
/// Node name
/// </summary>
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string nodename;
/// <summary>
/// Release level
/// </summary>
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string release;
/// <summary>
/// Version level
/// </summary>
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string version;
/// <summary>
/// Hardware level
/// </summary>
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string machine;
}
[DllImport("libc", SetLastError = true)]
static extern int uname(out utsname name);
[DllImport("libc", SetLastError = true, EntryPoint = "sysctlbyname", CharSet = CharSet.Ansi)]
static extern int OSX_sysctlbyname(string name, IntPtr oldp, IntPtr oldlenp, IntPtr newp, uint newlen);
public static PlatformID GetRealPlatformID()
{
if((int)Environment.OSVersion.Platform < 4 ||
(int)Environment.OSVersion.Platform == 5)
{
return (PlatformID)((int)Environment.OSVersion.Platform);
}
utsname unixname;
int error = uname(out unixname);
if(error != 0)
throw new Exception(string.Format("Unhandled exception calling uname: {0}", Marshal.GetLastWin32Error()));
switch(unixname.sysname)
{
// TODO: Differentiate Linux, Android, Tizen
case "Linux":
{
#if __ANDROID__
return PlatformID.Android;
#else
return PlatformID.Linux;
#endif
}
case "Darwin":
{
int osx_error;
IntPtr pLen = Marshal.AllocHGlobal(sizeof(int));
osx_error = OSX_sysctlbyname("hw.machine", IntPtr.Zero, pLen, IntPtr.Zero, 0);
if(osx_error != 0)
{
Marshal.FreeHGlobal(pLen);
throw new Exception(string.Format("Unhandled exception calling uname: {0}", Marshal.GetLastWin32Error()));
}
int length = Marshal.ReadInt32(pLen);
IntPtr pStr = Marshal.AllocHGlobal(length);
osx_error = OSX_sysctlbyname("hw.machine", pStr, pLen, IntPtr.Zero, 0);
if(osx_error != 0)
{
Marshal.FreeHGlobal(pStr);
Marshal.FreeHGlobal(pLen);
throw new Exception(string.Format("Unhandled exception calling uname: {0}", Marshal.GetLastWin32Error()));
}
string machine = Marshal.PtrToStringAnsi(pStr);
Marshal.FreeHGlobal(pStr);
Marshal.FreeHGlobal(pLen);
if(machine.StartsWith("iPad", StringComparison.Ordinal) ||
machine.StartsWith("iPod", StringComparison.Ordinal) ||
machine.StartsWith("iPhone", StringComparison.Ordinal))
return PlatformID.iOS;
return PlatformID.MacOSX;
}
case "GNU":
return PlatformID.Hurd;
case "FreeBSD":
case "GNU/kFreeBSD":
return PlatformID.FreeBSD;
case "DragonFly":
return PlatformID.DragonFly;
case "Haiku":
return PlatformID.Haiku;
case "HP-UX":
return PlatformID.HPUX;
case "AIX":
return PlatformID.AIX;
case "OS400":
return PlatformID.OS400;
case "IRIX":
case "IRIX64":
return PlatformID.IRIX;
case "Minix":
return PlatformID.Minix;
case "NetBSD":
return PlatformID.NetBSD;
case "NONSTOP_KERNEL":
return PlatformID.NonStop;
case "OpenBSD":
return PlatformID.OpenBSD;
case "QNX":
return PlatformID.QNX;
case "SINIX-Y":
return PlatformID.SINIX;
case "SunOS":
return PlatformID.Solaris;
case "OSF1":
return PlatformID.Tru64;
case "ULTRIX":
return PlatformID.Ultrix;
case "SCO_SV":
return PlatformID.OpenServer;
case "UnixWare":
return PlatformID.UnixWare;
case "Interix":
case "UWIN-W7":
return PlatformID.Win32NT;
default:
{
if(unixname.sysname.StartsWith("CYGWIN_NT", StringComparison.Ordinal) ||
unixname.sysname.StartsWith("MINGW32_NT", StringComparison.Ordinal) ||
unixname.sysname.StartsWith("MSYS_NT", StringComparison.Ordinal) ||
unixname.sysname.StartsWith("UWIN", StringComparison.Ordinal))
return PlatformID.Win32NT;
return PlatformID.Unknown;
}
}
}
/// <summary>
/// Checks if the underlying runtime runs in 64-bit mode
/// </summary>
public static bool Is64Bit()
{
return IntPtr.Size == 8;
}
/// <summary>
/// Checks if the underlying runtime runs in 32-bit mode
/// </summary>
public static bool Is32Bit()
{
return IntPtr.Size == 4;
}
public static string GetVersion()
{
string environ = Environment.OSVersion.Version.ToString();
switch(GetRealPlatformID())
{
case PlatformID.MacOSX:
if(Environment.OSVersion.Version.Major == 1)
{
if(Environment.OSVersion.Version.Minor == 3)
return "10.0";
if(Environment.OSVersion.Version.Minor == 4)
return "10.1";
goto default;
}
return string.Format("10.{0}.{1}", Environment.OSVersion.Version.Major - 4, Environment.OSVersion.Version.Minor);
case PlatformID.Win32NT:
// From Windows 8.1 the reported version is simply falsified...
if((Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Major >= 2) ||
Environment.OSVersion.Version.Major > 6)
return FileVersionInfo.GetVersionInfo(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.System), "KERNEL32.DLL")).ProductVersion;
return environ;
default:
return environ;
}
}
public static string GetPlatformName(PlatformID id, string version = null)
{
switch(id)
{
case PlatformID.AIX:
return "AIX";
case PlatformID.Android:
return "Android";
case PlatformID.DragonFly:
return "DragonFly BSD";
case PlatformID.FreeBSD:
return "FreeBSD";
case PlatformID.Haiku:
return "Haiku";
case PlatformID.HPUX:
return "HP/UX";
case PlatformID.Hurd:
return "Hurd";
case PlatformID.iOS:
return "iOS";
case PlatformID.IRIX:
return "IRIX";
case PlatformID.Linux:
return "Linux";
case PlatformID.MacOSX:
if(!string.IsNullOrEmpty(version))
{
string[] pieces = version.Split(new [] { '.' });
if(pieces.Length >= 2 && int.TryParse(pieces[1], out int minor))
{
if(minor >= 12)
return "macOS";
if(minor >= 8)
return "OS X";
return "Mac OS X";
}
}
return "macOS";
case PlatformID.Minix:
return "MINIX";
case PlatformID.NetBSD:
return "NetBSD";
case PlatformID.NonStop:
return "NonStop OS";
case PlatformID.OpenBSD:
return "OpenBSD";
case PlatformID.OpenServer:
return "SCO OpenServer";
case PlatformID.OS400:
return "OS/400";
case PlatformID.PlayStation3:
return "Sony CellOS";
case PlatformID.PlayStation4:
return "Sony Orbis OS";
case PlatformID.QNX:
return "QNX";
case PlatformID.SINIX:
return "SINIX";
case PlatformID.Solaris:
return "Sun Solaris";
case PlatformID.Tizen:
return "Samsung Tizen";
case PlatformID.Tru64:
return "Tru64 UNIX";
case PlatformID.Ultrix:
return "Ultrix";
case PlatformID.Unix:
return "UNIX";
case PlatformID.UnixWare:
return "SCO UnixWare";
case PlatformID.Wii:
return "Nintendo Wii";
case PlatformID.WiiU:
return "Nintendo Wii U";
case PlatformID.Win32NT:
if(string.IsNullOrEmpty(version))
return "Windows NT/2000/XP/Vista/7/10";
if(version.StartsWith("3.", StringComparison.Ordinal) ||
version.StartsWith("4.", StringComparison.Ordinal))
return "Windows NT";
if(version.StartsWith("5.0", StringComparison.Ordinal))
return "Windows 2000";
if(version.StartsWith("5.1", StringComparison.Ordinal))
return "Windows XP";
if(version.StartsWith("5.2", StringComparison.Ordinal))
return "Windows 2003";
if(version.StartsWith("6.0", StringComparison.Ordinal))
return "Windows Vista";
if(version.StartsWith("6.1", StringComparison.Ordinal))
return "Windows 7";
if(version.StartsWith("6.2", StringComparison.Ordinal))
return "Windows 8";
if(version.StartsWith("6.3", StringComparison.Ordinal))
return "Windows 8.1";
if(version.StartsWith("10.0", StringComparison.Ordinal))
return "Windows 10";
return "Windows NT/2000/XP/Vista/7/10";
case PlatformID.Win32S:
return "Windows 3.x with win32s";
case PlatformID.Win32Windows:
if(string.IsNullOrEmpty(version))
return "Windows 9x/Me";
if(version.StartsWith("4.0", StringComparison.Ordinal))
return "Windows 95";
if(version.StartsWith("4.10.2222", StringComparison.Ordinal))
return "Windows 98 SE";
if(version.StartsWith("4.1", StringComparison.Ordinal))
return "Windows 98";
if(version.StartsWith("4.9", StringComparison.Ordinal))
return "Windows Me";
return "Windows 9x/Me";
case PlatformID.WinCE:
return "Windows CE/Mobile";
case PlatformID.WindowsPhone:
return "Windows Phone";
case PlatformID.Xbox:
return "Xbox OS";
case PlatformID.zOS:
return "z/OS";
default:
return id.ToString();
}
}
}
}