1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/Hardware/Mainboard/SMBIOS.cs Sat Feb 27 20:08:13 2010 +0000
1.3 @@ -0,0 +1,223 @@
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.Management;
1.44 +using System.Text;
1.45 +
1.46 +namespace OpenHardwareMonitor.Hardware.Mainboard {
1.47 +
1.48 + public class SMBIOS {
1.49 +
1.50 + private Structure[] table;
1.51 +
1.52 + private BIOSInformation biosInformation = null;
1.53 + private BaseBoardInformation baseBoardInformation = null;
1.54 +
1.55 + public SMBIOS() {
1.56 + int p = (int)System.Environment.OSVersion.Platform;
1.57 + if ((p == 4) || (p == 128))
1.58 + return;
1.59 +
1.60 + List<Structure> structureList = new List<Structure>();
1.61 +
1.62 + try {
1.63 + ManagementObjectCollection collection = new ManagementObjectSearcher(
1.64 + "root\\WMI", "SELECT SMBiosData FROM MSSMBios_RawSMBiosTables").Get();
1.65 +
1.66 + byte[] raw = null;
1.67 + foreach (ManagementObject mo in collection) {
1.68 + raw = (byte[])mo["SMBiosData"];
1.69 + break;
1.70 + }
1.71 +
1.72 + if (raw != null && raw.Length > 0) {
1.73 + int offset = 0;
1.74 + byte type = raw[offset];
1.75 + while (offset < raw.Length && type != 127) {
1.76 +
1.77 + type = raw[offset]; offset++;
1.78 + int length = raw[offset]; offset++;
1.79 + ushort handle = (ushort)((raw[offset] << 8) | raw[offset + 1]);
1.80 + offset += 2;
1.81 +
1.82 + byte[] data = new byte[length];
1.83 + Array.Copy(raw, offset - 4, data, 0, length); offset += length - 4;
1.84 +
1.85 + List<string> stringsList = new List<string>();
1.86 + if (raw[offset] == 0)
1.87 + offset++;
1.88 + while (raw[offset] != 0) {
1.89 + StringBuilder sb = new StringBuilder();
1.90 + while (raw[offset] != 0) {
1.91 + sb.Append((char)raw[offset]); offset++;
1.92 + }
1.93 + offset++;
1.94 + stringsList.Add(sb.ToString());
1.95 + }
1.96 + offset++;
1.97 + switch (type) {
1.98 + case 0x00:
1.99 + this.biosInformation = new BIOSInformation(
1.100 + type, handle, data, stringsList.ToArray());
1.101 + structureList.Add(this.biosInformation); break;
1.102 + case 0x02: this.baseBoardInformation = new BaseBoardInformation(
1.103 + type, handle, data, stringsList.ToArray());
1.104 + structureList.Add(this.baseBoardInformation); break;
1.105 + default: structureList.Add(new Structure(
1.106 + type, handle, data, stringsList.ToArray())); break;
1.107 + }
1.108 + }
1.109 + }
1.110 + } catch (NotImplementedException) { } catch (ManagementException) { }
1.111 +
1.112 + table = structureList.ToArray();
1.113 + }
1.114 +
1.115 + public string GetReport() {
1.116 + StringBuilder r = new StringBuilder();
1.117 +
1.118 + if (biosInformation != null) {
1.119 + r.Append("BIOS Vendor: "); r.AppendLine(biosInformation.Vendor);
1.120 + r.Append("BIOS Version: "); r.AppendLine(biosInformation.Version);
1.121 + r.AppendLine();
1.122 + }
1.123 +
1.124 + if (baseBoardInformation != null) {
1.125 + r.Append("Mainboard Manufacturer: ");
1.126 + r.AppendLine(baseBoardInformation.ManufacturerName);
1.127 + r.Append("Mainboard Name: ");
1.128 + r.AppendLine(baseBoardInformation.ProductName);
1.129 + r.AppendLine();
1.130 + }
1.131 +
1.132 + return r.ToString();
1.133 + }
1.134 +
1.135 + public BIOSInformation BIOS {
1.136 + get { return biosInformation; }
1.137 + }
1.138 +
1.139 + public BaseBoardInformation Board {
1.140 + get { return baseBoardInformation; }
1.141 + }
1.142 +
1.143 + public class Structure {
1.144 + private byte type;
1.145 + private ushort handle;
1.146 +
1.147 + private byte[] data;
1.148 + private string[] strings;
1.149 +
1.150 + protected string GetString(int offset) {
1.151 + if (offset < data.Length && data[offset] > 0 &&
1.152 + data[offset] <= strings.Length)
1.153 + return strings[data[offset] - 1];
1.154 + else
1.155 + return "";
1.156 + }
1.157 +
1.158 + public Structure(byte type, ushort handle, byte[] data, string[] strings)
1.159 + {
1.160 + this.type = type;
1.161 + this.handle = handle;
1.162 + this.data = data;
1.163 + this.strings = strings;
1.164 + }
1.165 +
1.166 + public byte Type { get { return type; } }
1.167 +
1.168 + public ushort Handle { get { return handle; } }
1.169 + }
1.170 +
1.171 + public class BIOSInformation : Structure {
1.172 +
1.173 + private string vendor;
1.174 + private string version;
1.175 +
1.176 + public BIOSInformation(byte type, ushort handle, byte[] data,
1.177 + string[] strings)
1.178 + : base(type, handle, data, strings) {
1.179 +
1.180 + this.vendor = GetString(0x04);
1.181 + this.version = GetString(0x05);
1.182 + }
1.183 +
1.184 + public string Vendor { get { return vendor; } }
1.185 +
1.186 + public string Version { get { return version; } }
1.187 + }
1.188 +
1.189 + public class BaseBoardInformation : Structure {
1.190 +
1.191 + private string manufacturerName;
1.192 + private string productName;
1.193 + private Manufacturer manufacturer;
1.194 +
1.195 + public BaseBoardInformation(byte type, ushort handle, byte[] data,
1.196 + string[] strings)
1.197 + : base(type, handle, data, strings) {
1.198 +
1.199 + this.manufacturerName = GetString(0x04).Trim();
1.200 + this.productName = GetString(0x05).Trim();
1.201 +
1.202 + switch (manufacturerName) {
1.203 + case "ASUSTeK Computer INC.":
1.204 + manufacturer = Manufacturer.ASUS; break;
1.205 + case "DFI":
1.206 + case "DFI Inc.:":
1.207 + manufacturer = Manufacturer.DFI; break;
1.208 + case "EPoX COMPUTER CO., LTD":
1.209 + manufacturer = Manufacturer.EPoX; break;
1.210 + case "Gigabyte Technology Co., Ltd.":
1.211 + manufacturer = Manufacturer.Gigabyte; break;
1.212 + case "MICRO-STAR INTERNATIONAL CO., LTD":
1.213 + manufacturer = Manufacturer.MSI; break;
1.214 + default:
1.215 + manufacturer = Manufacturer.Unkown; break;
1.216 + }
1.217 + }
1.218 +
1.219 + public string ManufacturerName { get { return manufacturerName; } }
1.220 +
1.221 + public string ProductName { get { return productName; } }
1.222 +
1.223 + public Manufacturer Manufacturer { get { return manufacturer; } }
1.224 + }
1.225 + }
1.226 +}