1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/Hardware/WinRing0.cs Tue Jan 26 22:37:48 2010 +0000
1.3 @@ -0,0 +1,149 @@
1.4 +/*
1.5 +
1.6 + Version: MPL 1.1/GPL 2.0/LGPL 2.1
1.7 +
1.8 + The contents of this file are subject to the Mozilla Public License Version
1.9 + 1.1 (the "License"); you may not use this file except in compliance with
1.10 + the License. You may obtain a copy of the License at
1.11 +
1.12 + http://www.mozilla.org/MPL/
1.13 +
1.14 + Software distributed under the License is distributed on an "AS IS" basis,
1.15 + WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
1.16 + for the specific language governing rights and limitations under the License.
1.17 +
1.18 + The Original Code is the Open Hardware Monitor code.
1.19 +
1.20 + The Initial Developer of the Original Code is
1.21 + Michael Möller <m.moeller@gmx.ch>.
1.22 + Portions created by the Initial Developer are Copyright (C) 2009-2010
1.23 + the Initial Developer. All Rights Reserved.
1.24 +
1.25 + Contributor(s):
1.26 +
1.27 + Alternatively, the contents of this file may be used under the terms of
1.28 + either the GNU General Public License Version 2 or later (the "GPL"), or
1.29 + the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
1.30 + in which case the provisions of the GPL or the LGPL are applicable instead
1.31 + of those above. If you wish to allow use of your version of this file only
1.32 + under the terms of either the GPL or the LGPL, and not to allow others to
1.33 + use your version of this file under the terms of the MPL, indicate your
1.34 + decision by deleting the provisions above and replace them with the notice
1.35 + and other provisions required by the GPL or the LGPL. If you do not delete
1.36 + the provisions above, a recipient may use your version of this file under
1.37 + the terms of any one of the MPL, the GPL or the LGPL.
1.38 +
1.39 +*/
1.40 +
1.41 +using System;
1.42 +using System.Collections.Generic;
1.43 +using System.IO;
1.44 +using System.Runtime.InteropServices;
1.45 +using System.Text;
1.46 +
1.47 +namespace OpenHardwareMonitor.Hardware {
1.48 +
1.49 + public class WinRing0 {
1.50 +
1.51 + public enum OlsDllStatus{
1.52 + OLS_DLL_NO_ERROR = 0,
1.53 + OLS_DLL_UNSUPPORTED_PLATFORM = 1,
1.54 + OLS_DLL_DRIVER_NOT_LOADED = 2,
1.55 + OLS_DLL_DRIVER_NOT_FOUND = 3,
1.56 + OLS_DLL_DRIVER_UNLOADED = 4,
1.57 + OLS_DLL_DRIVER_NOT_LOADED_ON_NETWORK = 5,
1.58 + OLS_DLL_UNKNOWN_ERROR = 9
1.59 + }
1.60 +
1.61 + private static bool available = false;
1.62 +
1.63 + private static string GetDllName() {
1.64 + int p = (int)System.Environment.OSVersion.Platform;
1.65 + if ((p == 4) || (p == 128)) {
1.66 + if (IntPtr.Size == 4) {
1.67 + return "libring0.so";
1.68 + } else {
1.69 + return "libring0x64.so";
1.70 + }
1.71 + } else {
1.72 + if (IntPtr.Size == 4) {
1.73 + return "WinRing0.dll";
1.74 + } else {
1.75 + return "WinRing0x64.dll";
1.76 + }
1.77 + }
1.78 + }
1.79 +
1.80 + private delegate bool InitializeOlsDelegate();
1.81 + private delegate void DeinitializeOlsDelegate();
1.82 +
1.83 + public delegate uint GetDllStatusDelegate();
1.84 + public delegate bool IsCpuidDelegate();
1.85 + public delegate bool CpuidDelegate(uint index, out uint eax, out uint ebx,
1.86 + out uint ecx, out uint edx);
1.87 + public delegate bool RdmsrPxDelegate(uint index, ref uint eax, ref uint edx,
1.88 + UIntPtr processAffinityMask);
1.89 + public delegate byte ReadIoPortByteDelegate(ushort port);
1.90 + public delegate void WriteIoPortByteDelegate(ushort port, byte value);
1.91 + public delegate void SetPciMaxBusIndexDelegate(byte max);
1.92 + public delegate uint FindPciDeviceByIdDelegate(ushort vendorId,
1.93 + ushort deviceId, byte index);
1.94 + public delegate bool ReadPciConfigDwordExDelegate(uint pciAddress,
1.95 + uint regAddress, out uint value);
1.96 +
1.97 + private static InitializeOlsDelegate InitializeOls;
1.98 + private static DeinitializeOlsDelegate DeinitializeOls;
1.99 +
1.100 + public static GetDllStatusDelegate GetDllStatus;
1.101 + public static IsCpuidDelegate IsCpuid;
1.102 + public static CpuidDelegate Cpuid;
1.103 + public static RdmsrPxDelegate RdmsrPx;
1.104 + public static ReadIoPortByteDelegate ReadIoPortByte;
1.105 + public static WriteIoPortByteDelegate WriteIoPortByte;
1.106 + public static SetPciMaxBusIndexDelegate SetPciMaxBusIndex;
1.107 + public static FindPciDeviceByIdDelegate FindPciDeviceById;
1.108 + public static ReadPciConfigDwordExDelegate ReadPciConfigDwordEx;
1.109 +
1.110 + private static void GetDelegate<T>(string entryPoint, out T newDelegate)
1.111 + where T : class
1.112 + {
1.113 + DllImportAttribute attribute = new DllImportAttribute(GetDllName());
1.114 + attribute.CallingConvention = CallingConvention.Winapi;
1.115 + attribute.PreserveSig = true;
1.116 + attribute.EntryPoint = entryPoint;
1.117 + attribute.CharSet = CharSet.Auto;
1.118 + PInvokeDelegateFactory.CreateDelegate(attribute, out newDelegate);
1.119 + }
1.120 +
1.121 + static WinRing0() {
1.122 + GetDelegate("InitializeOls", out InitializeOls);
1.123 + GetDelegate("DeinitializeOls", out DeinitializeOls);
1.124 + GetDelegate("GetDllStatus", out GetDllStatus);
1.125 + GetDelegate("IsCpuid", out IsCpuid);
1.126 + GetDelegate("Cpuid", out Cpuid);
1.127 + GetDelegate("RdmsrPx", out RdmsrPx);
1.128 + GetDelegate("ReadIoPortByte", out ReadIoPortByte);
1.129 + GetDelegate("WriteIoPortByte", out WriteIoPortByte);
1.130 + GetDelegate("SetPciMaxBusIndex", out SetPciMaxBusIndex);
1.131 + GetDelegate("FindPciDeviceById", out FindPciDeviceById);
1.132 + GetDelegate("ReadPciConfigDwordEx", out ReadPciConfigDwordEx);
1.133 +
1.134 + try {
1.135 + if (InitializeOls != null && InitializeOls())
1.136 + available = true;
1.137 + } catch (DllNotFoundException) { }
1.138 + }
1.139 +
1.140 + public static bool IsAvailable {
1.141 + get { return available; }
1.142 + }
1.143 +
1.144 + private static Deinitializer deinitializer = new Deinitializer();
1.145 + private class Deinitializer {
1.146 + ~Deinitializer() {
1.147 + if (available)
1.148 + DeinitializeOls();
1.149 + }
1.150 + }
1.151 + }
1.152 +}