C# 如何理解MSStorage Driver_atapismart数据？
我找到了以下用于处理硬盘S.M.A.R.T数据的代码。 请参阅： 微软公司 //作者：克莱门斯·瓦特斯(clemensv@microsoft.com) //以MS-PL为准的代码：http://opensource.org/licenses/ms-pl.html //智能属性和背景：http://en.wikipedia.org/wiki/S.M.A.R.T. //智能属性概述：http://www.t13.org/Documents/UploadedDocuments/docs2005/e05171r0-ACS-SMARTAttributes_Overview.pdf 命名空间SmartDataApp { 使用制度； 使用System.Collections.Generic； 使用制度管理； 使用System.Runtime.InteropServices； 公共枚举SmartAttributeType:字节 { ReadErrorRate=0x01， 吞吐量性能=0x02， 正常运行时间=0x03， StartStopCount=0x04， RealLocatedSectorScont=0x05， ReadChannelMargin=0x06， 参见Kerrorrate=0x07， 请参阅时间性能=0x08， 功率小时数POH=0x09， SpinRetryCount=0x0A， CalibrationRetryCount=0x0B， PowerCycleCount=0x0C， SoftReadErrorRate=0x0D， SATA降档错误计数=0xB7， EndtoEnderror=0xB8， 头部稳定性=0xB9， 诱导振动检测=0xBA， ReportedUncorrectableErrors=0xBB， CommandTimeout=0xBC， HighFlyWrites=0xBD， 气流温度WDC=0xBE， 温度差From100=0xBE， GSenseErrorRate=0xBF， POWERPOFRECTCOUNT=0xC0， LoadCycleCount=0xC1， 温度=0xC2， 硬件eCRecovered=0xC3， ReallocationEventCount=0xC4， CurrentPendingSectorCount=0xC5， 无法更正的扇区计数=0xC6， UltraDmacrErrorCount=0xC7， MultiZoneErrorRate=0xC8， WriteErrorRateFujitsu=0xC8， OffTrackSoftReadErrorRate=0xC9， DataAddressMarkerrors=0xCA， RunOutCancel=0xCB， SofteCcorrection=0xCC， Thermalaslapyratetar=0xCD， 飞行高度=0xCE， SpinHighCurrent=0xCF， SpinBuzz=0xD0， OfflineSeekPerformance=0xD1， 写入期间的振动=0xD3， 写入期间的冲击=0xD4， DiskShift=0xDC， GSenseErrorRateAlt=0xDD， LoadedHours=0xDE， LoadUnloadAddressCount=0xDF， 载荷摩擦力=0xE0， LoadUnloadCycleCount=0xE1， LoadInTime=0xE2， 扭矩放大计数=0xE3， 断电循环=0xE4， GMRHEADAMPLITE=0xE6， 驱动器温度=0xE7， 首飞小时=0xF0， TransferrRorratefujitsu=0xF0， 总写入量=0xF1， 总读取=0xF2， ReadErrorRetryRate=0xFA， 自由跌落保护=0xFE， } 公共类智能数据 { 只读字典属性； 只读ushort结构版本； 公共智能数据（字节[]arrVendorSpecific） { 属性=新字典（）； 对于（int offset=2；offsetC# 如何理解MSStorage Driver_atapismart数据？,c#,wmi,C#,Wmi,我找到了以下用于处理硬盘S.M.A.R.T数据的代码。 请参阅： 微软公司 //作者：克莱门斯·瓦特斯(clemensv@microsoft.com) //以MS-PL为准的代码：http://opensource.org/licenses/ms-pl.html //智能属性和背景：http://en.wikipedia.org/wiki/S.M.A.R.T. //智能属性概述：http://www.t13.org/Documents/UploadedDocuments/docs2005/e0
// (c) Microsoft Corporation
// Author: Clemens Vasters (clemensv@microsoft.com)
// Code subject to MS-PL: http://opensource.org/licenses/ms-pl.html
// SMART Attributes and Background: http://en.wikipedia.org/wiki/S.M.A.R.T.
// SMART Attributes Overview: http://www.t13.org/Documents/UploadedDocuments/docs2005/e05171r0-ACS-SMARTAttributes_Overview.pdf
namespace SmartDataApp
{
using System;
using System.Collections.Generic;
using System.Management;
using System.Runtime.InteropServices;
public enum SmartAttributeType : byte
{
ReadErrorRate = 0x01,
ThroughputPerformance = 0x02,
SpinUpTime = 0x03,
StartStopCount = 0x04,
ReallocatedSectorsCount = 0x05,
ReadChannelMargin = 0x06,
SeekErrorRate = 0x07,
SeekTimePerformance = 0x08,
PowerOnHoursPOH = 0x09,
SpinRetryCount = 0x0A,
CalibrationRetryCount = 0x0B,
PowerCycleCount = 0x0C,
SoftReadErrorRate = 0x0D,
SATADownshiftErrorCount = 0xB7,
EndtoEnderror = 0xB8,
HeadStability = 0xB9,
InducedOpVibrationDetection = 0xBA,
ReportedUncorrectableErrors = 0xBB,
CommandTimeout = 0xBC,
HighFlyWrites = 0xBD,
AirflowTemperatureWDC = 0xBE,
TemperatureDifferencefrom100 = 0xBE,
GSenseErrorRate = 0xBF,
PoweroffRetractCount = 0xC0,
LoadCycleCount = 0xC1,
Temperature = 0xC2,
HardwareECCRecovered = 0xC3,
ReallocationEventCount = 0xC4,
CurrentPendingSectorCount = 0xC5,
UncorrectableSectorCount = 0xC6,
UltraDMACRCErrorCount = 0xC7,
MultiZoneErrorRate = 0xC8,
WriteErrorRateFujitsu = 0xC8,
OffTrackSoftReadErrorRate = 0xC9,
DataAddressMarkerrors = 0xCA,
RunOutCancel = 0xCB,
SoftECCCorrection = 0xCC,
ThermalAsperityRateTAR = 0xCD,
FlyingHeight = 0xCE,
SpinHighCurrent = 0xCF,
SpinBuzz = 0xD0,
OfflineSeekPerformance = 0xD1,
VibrationDuringWrite = 0xD3,
ShockDuringWrite = 0xD4,
DiskShift = 0xDC,
GSenseErrorRateAlt = 0xDD,
LoadedHours = 0xDE,
LoadUnloadRetryCount = 0xDF,
LoadFriction = 0xE0,
LoadUnloadCycleCount = 0xE1,
LoadInTime = 0xE2,
TorqueAmplificationCount = 0xE3,
PowerOffRetractCycle = 0xE4,
GMRHeadAmplitude = 0xE6,
DriveTemperature = 0xE7,
HeadFlyingHours = 0xF0,
TransferErrorRateFujitsu = 0xF0,
TotalLBAsWritten = 0xF1,
TotalLBAsRead = 0xF2,
ReadErrorRetryRate = 0xFA,
FreeFallProtection = 0xFE,
}
public class SmartData
{
readonly Dictionary<SmartAttributeType, SmartAttribute> attributes;
readonly ushort structureVersion;
public SmartData(byte[] arrVendorSpecific)
{
attributes = new Dictionary<SmartAttributeType, SmartAttribute>();
for (int offset = 2; offset < arrVendorSpecific.Length; )
{
var a = FromBytes<SmartAttribute>(arrVendorSpecific, ref offset, 12);
// Attribute values 0x00, 0xfe, 0xff are invalid
if (a.AttributeType != 0x00 && (byte)a.AttributeType != 0xfe && (byte)a.AttributeType != 0xff)
{
attributes[a.AttributeType] = a;
}
}
structureVersion = (ushort)(arrVendorSpecific[0] * 256 + arrVendorSpecific[1]);
}
public ushort StructureVersion
{
get
{
return this.structureVersion;
}
}
public SmartAttribute this[SmartAttributeType v]
{
get
{
return this.attributes[v];
}
}
public IEnumerable<SmartAttribute> Attributes
{
get
{
return this.attributes.Values;
}
}
static T FromBytes<T>(byte[] bytearray, ref int offset, int count)
{
IntPtr ptr = IntPtr.Zero;
try
{
ptr = Marshal.AllocHGlobal(count);
Marshal.Copy(bytearray, offset, ptr, count);
offset += count;
return (T)Marshal.PtrToStructure(ptr, typeof(T));
}
finally
{
if (ptr != IntPtr.Zero)
{
Marshal.FreeHGlobal(ptr);
}
}
}
}
[StructLayout(LayoutKind.Sequential)]
public struct SmartAttribute
{
public SmartAttributeType AttributeType;
public ushort Flags;
public byte Value;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] VendorData;
public bool Advisory
{
get
{
return (Flags & 0x1) == 0x0; // Bit 0 unset?
}
}
public bool FailureImminent
{
get
{
return (Flags & 0x1) == 0x1; // Bit 0 set?
}
}
public bool OnlineDataCollection
{
get
{
return (Flags & 0x2) == 0x2; // Bit 0 set?
}
}
}
public class Program
{
public static void Main()
{
try
{
var searcher = new ManagementObjectSearcher("root\\WMI", "SELECT * FROM MSStorageDriver_ATAPISmartData");
foreach (ManagementObject queryObj in searcher.Get())
{
Console.WriteLine("-----------------------------------");
Console.WriteLine("MSStorageDriver_ATAPISmartData instance");
Console.WriteLine("-----------------------------------");
var arrVendorSpecific = (byte[])queryObj.GetPropertyValue("VendorSpecific");
// Create SMART data from 'vendor specific' array
var d = new SmartData(arrVendorSpecific);
foreach (var b in d.Attributes)
{
Console.Write("{0} :{1} : ", b.AttributeType, b.Value);
foreach (byte vendorByte in b.VendorData)
{
Console.Write("{0:x} ", vendorByte);
}
Console.WriteLine();
}
}
}
catch (ManagementException e)
{
Console.WriteLine("An error occurred while querying for WMI data: " + e.Message);
}
}
}
}