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@8:       
moel@8:       try {
moel@8:         ManagementObjectCollection collection = new ManagementObjectSearcher(
moel@8:           "root\\WMI", "SELECT SMBiosData FROM MSSMBios_RawSMBiosTables").Get();
moel@8:   
moel@8:         byte[] raw = null;
moel@8:         foreach (ManagementObject mo in collection) {
moel@8:           raw = (byte[])mo["SMBiosData"];
moel@8:           break;
moel@8:         }      
moel@8:       
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@8:             
moel@8:             type = raw[offset]; offset++;
moel@8:             int length = raw[offset]; offset++;
moel@8:             ushort handle = (ushort)((raw[offset] << 8) | raw[offset + 1]); 
moel@8:             offset += 2;
moel@8:             
moel@8:             byte[] data = new byte[length];
moel@8:             Array.Copy(raw, offset - 4, data, 0, length); offset += length - 4;
moel@8:   
moel@8:             List<string> stringsList = new List<string>();
moel@8:             if (raw[offset] == 0)
moel@8:               offset++;
moel@8:             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@8:       } catch (NotImplementedException) { }
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: }