moel@8: /*
moel@1:
moel@1: Version: MPL 1.1/GPL 2.0/LGPL 2.1
moel@1:
moel@1: The contents of this file are subject to the Mozilla Public License Version
moel@1: 1.1 (the "License"); you may not use this file except in compliance with
moel@1: the License. You may obtain a copy of the License at
moel@1:
moel@1: http://www.mozilla.org/MPL/
moel@1:
moel@1: Software distributed under the License is distributed on an "AS IS" basis,
moel@1: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
moel@1: for the specific language governing rights and limitations under the License.
moel@1:
moel@1: The Original Code is the Open Hardware Monitor code.
moel@1:
moel@1: The Initial Developer of the Original Code is
moel@1: Michael Möller <m.moeller@gmx.ch>.
moel@1: Portions created by the Initial Developer are Copyright (C) 2009-2010
moel@1: the Initial Developer. All Rights Reserved.
moel@1:
moel@1: Contributor(s):
moel@1:
moel@1: Alternatively, the contents of this file may be used under the terms of
moel@1: either the GNU General Public License Version 2 or later (the "GPL"), or
moel@1: the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
moel@1: in which case the provisions of the GPL or the LGPL are applicable instead
moel@1: of those above. If you wish to allow use of your version of this file only
moel@1: under the terms of either the GPL or the LGPL, and not to allow others to
moel@1: use your version of this file under the terms of the MPL, indicate your
moel@1: decision by deleting the provisions above and replace them with the notice
moel@1: and other provisions required by the GPL or the LGPL. If you do not delete
moel@1: the provisions above, a recipient may use your version of this file under
moel@1: the terms of any one of the MPL, the GPL or the LGPL.
moel@1:
moel@1: */
moel@1:
moel@1: using System;
moel@1: using System.Collections.Generic;
moel@1: using System.Management;
moel@1: using System.Text;
moel@1:
moel@1: namespace OpenHardwareMonitor.Hardware.SMBIOS {
moel@1:
moel@1: public class SMBIOSGroup : IGroup {
moel@1:
moel@1: private Structure[] table;
moel@1:
moel@1: private BIOSInformation biosInformation = null;
moel@1:
moel@1: private BaseBoardInformation baseBoardInformation = null;
moel@1:
moel@1: public SMBIOSGroup() {
moel@1: int p = (int)System.Environment.OSVersion.Platform;
moel@1: if ((p == 4) || (p == 128))
moel@1: return;
moel@8:
moel@1: List<Structure> structureList = new List<Structure>();
moel@39:
moel@8: try {
moel@8: ManagementObjectCollection collection = new ManagementObjectSearcher(
moel@8: "root\\WMI", "SELECT SMBiosData FROM MSSMBios_RawSMBiosTables").Get();
moel@39:
moel@8: byte[] raw = null;
moel@8: foreach (ManagementObject mo in collection) {
moel@8: raw = (byte[])mo["SMBiosData"];
moel@8: break;
moel@39: }
moel@39:
moel@8: if (raw != null && raw.Length > 0) {
moel@8: int offset = 0;
moel@8: byte type = raw[offset];
moel@8: while (offset < raw.Length && type != 127) {
moel@39:
moel@8: type = raw[offset]; offset++;
moel@8: int length = raw[offset]; offset++;
moel@39: ushort handle = (ushort)((raw[offset] << 8) | raw[offset + 1]);
moel@8: offset += 2;
moel@39:
moel@8: byte[] data = new byte[length];
moel@8: Array.Copy(raw, offset - 4, data, 0, length); offset += length - 4;
moel@39:
moel@8: List<string> stringsList = new List<string>();
moel@8: if (raw[offset] == 0)
moel@8: offset++;
moel@39: while (raw[offset] != 0) {
moel@8: StringBuilder sb = new StringBuilder();
moel@8: while (raw[offset] != 0) {
moel@8: sb.Append((char)raw[offset]); offset++;
moel@8: }
moel@8: offset++;
moel@8: stringsList.Add(sb.ToString());
moel@1: }
moel@1: offset++;
moel@8: switch (type) {
moel@8: case 0x00:
moel@8: this.biosInformation = new BIOSInformation(
moel@8: type, handle, data, stringsList.ToArray());
moel@8: structureList.Add(this.biosInformation); break;
moel@8: case 0x02: this.baseBoardInformation = new BaseBoardInformation(
moel@8: type, handle, data, stringsList.ToArray());
moel@8: structureList.Add(this.baseBoardInformation); break;
moel@8: default: structureList.Add(new Structure(
moel@8: type, handle, data, stringsList.ToArray())); break;
moel@8: }
moel@1: }
moel@1: }
moel@39: } catch (NotImplementedException) { } catch (ManagementException) { }
moel@8:
moel@1: table = structureList.ToArray();
moel@1: }
moel@1:
moel@1: public IHardware[] Hardware { get { return new IHardware[0]; } }
moel@1:
moel@1: public string GetReport() {
moel@1: StringBuilder r = new StringBuilder();
moel@1:
moel@1: r.AppendLine("SMBIOS");
moel@1: r.AppendLine();
moel@1:
moel@1: if (biosInformation != null) {
moel@1: r.Append("BIOS Vendor: "); r.AppendLine(biosInformation.Vendor);
moel@1: r.Append("BIOS Version: "); r.AppendLine(biosInformation.Version);
moel@1: r.AppendLine();
moel@1: }
moel@1:
moel@1: if (baseBoardInformation != null) {
moel@1: r.Append("Mainboard Manufacturer: ");
moel@1: r.AppendLine(baseBoardInformation.Manufacturer);
moel@1: r.Append("Mainboard Name: ");
moel@1: r.AppendLine(baseBoardInformation.ProductName);
moel@1: r.AppendLine();
moel@1: }
moel@1:
moel@1: return r.ToString();
moel@1: }
moel@1:
moel@1: public void Close() { }
moel@1:
moel@1: public class Structure {
moel@1: private byte type;
moel@1: private ushort handle;
moel@1:
moel@1: private byte[] data;
moel@1: private string[] strings;
moel@1:
moel@9: protected string GetString(int offset) {
moel@9: if (offset < data.Length && data[offset] > 0 &&
moel@9: data[offset] <= strings.Length)
moel@9: return strings[data[offset] - 1];
moel@9: else
moel@9: return "";
moel@9: }
moel@9:
moel@1: public Structure(byte type, ushort handle, byte[] data, string[] strings)
moel@1: {
moel@1: this.type = type;
moel@1: this.handle = handle;
moel@1: this.data = data;
moel@1: this.strings = strings;
moel@1: }
moel@1:
moel@1: public byte Type { get { return type; } }
moel@1:
moel@1: public ushort Handle { get { return handle; } }
moel@1: }
moel@1:
moel@1: public class BIOSInformation : Structure {
moel@1:
moel@9: private string vendor;
moel@9: private string version;
moel@1:
moel@1: public BIOSInformation(byte type, ushort handle, byte[] data,
moel@1: string[] strings)
moel@1: : base(type, handle, data, strings) {
moel@1:
moel@9: this.vendor = GetString(0x04);
moel@9: this.version = GetString(0x05);
moel@1: }
moel@1:
moel@1: public string Vendor { get { return vendor; } }
moel@1:
moel@1: public string Version { get { return version; } }
moel@1: }
moel@1:
moel@1: public class BaseBoardInformation : Structure {
moel@1:
moel@9: private string manufacturer;
moel@9: private string productName;
moel@1:
moel@1: public BaseBoardInformation(byte type, ushort handle, byte[] data,
moel@1: string[] strings)
moel@1: : base(type, handle, data, strings) {
moel@1:
moel@9: this.manufacturer = GetString(0x04);
moel@9: this.productName = GetString(0x05);
moel@1: }
moel@1:
moel@1: public string Manufacturer { get { return manufacturer; } }
moel@1:
moel@1: public string ProductName { get { return productName; } }
moel@1: }
moel@1: }
moel@1: }