'VBScript 脚本调用 WMI 获取硬盘与分区个数及其对应关系
'By IUnknown @ www.bathome.net 批处理之家

'Ref: http://msdn.microsoft.com/en-us/library/windows/desktop/aa393259(v=vs.85).aspx

LineSeparator = String(79, "=")
ItemSeparator = String(79, "-")

RunInCmd

Set objWbemServices = GetObject("winmgmts:\\.\root\cimv2")

Set colDiskDrives = objWbemServices.ExecQuery("SELECT * FROM Win32_DiskDrive")
WScript.Echo "硬盘个数: " & colDiskDrives.Count
WScript.Echo 
For Each objDrive In colDiskDrives
    WScript.Echo "硬盘名称: " & objDrive.Caption & " | " & objDrive.DeviceID 
    Set colPartitions = objWbemServices.ExecQuery( _
        "ASSOCIATORS OF {" & objDrive.SystemProperties_("__RelPath") & "} " _
        & " WHERE AssocClass = Win32_DiskDriveToDiskPartition")
    WScript.Echo "物理区数: " & colPartitions.Count
    WScript.Echo "逻辑区数: " & objDrive.Partitions
    WScript.Echo LineSeparator
    For Each objPartition In colPartitions
        WScript.Echo "物理分区: " & objPartition.DeviceID _
            & " | " & IIF(objPartition.PrimaryPartition, "主分区", "扩展分区")
        WScript.Echo ItemSeparator
        Set colLogicalDisks = objWbemServices.ExecQuery( _
            "ASSOCIATORS OF {" & objPartition.SystemProperties_("__RelPath") & "} " _
            & " WHERE AssocClass = Win32_LogicalDiskToPartition")
        For Each objLogicalDisk In colLogicalDisks
            WScript.Echo "逻辑分区: " & objLogicalDisk.DeviceID _
                & " | " & objLogicalDisk.FileSystem
        Next
        If colLogicalDisks.Count=0 Then
            WScript.Echo "未分配盘符"
        End If
        WScript.Echo LineSeparator
    Next
Next

Function IIF(expr, TruePart, FalsePart)
  If (expr) Then
    IIF = TruePart
  Else
    IIF = FalsePart
  End If
End Function

Function strdup(s, n)
    Dim a() : ReDim a(n)
    strdup = Join(a, s)
End Function

Sub RunInCmd()
  If InStr(1, WScript.FullName, "wscript.exe", 1) Then
    CreateObject("WScript.Shell").Run "cmd.exe /d /c " _
        & "title IUnknown @ www.bathome.net | cscript.exe -nologo """ _
        & WScript.ScriptFullName & """ &pause"
    WScript.Quit
  End If
End Sub
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@set @n=0//& cscript.exe -nologo -e:jscript "%~f0" &pause&exit/b

// JavaScript/JScript 脚本调用 WMI 获取硬盘与分区个数及其对应关系
// By IUnknown @ www.bathome.net 批处理之家

// Ref: http://msdn.microsoft.com/en-us/library/windows/desktop/aa393259(v=vs.85).aspx

LineSeparator = strdup("=", 79);
ItemSeparator = strdup("-", 40);

objWbemServices = GetObject("winmgmts:\\\\.\\root\\cimv2");

colDiskDrives = objWbemServices.ExecQuery("SELECT * FROM Win32_DiskDrive");
WScript.Echo( "硬盘个数: " + colDiskDrives.Count );
WScript.Echo( );
enumItems = new Enumerator(colDiskDrives);
for (; !enumItems.atEnd(); enumItems.moveNext())
{
    objDrive = enumItems.item();
    WScript.Echo( "硬盘名称: " + objDrive.Caption + " | " + objDrive.DeviceID );
    colPartitions = objWbemServices.ExecQuery( 
        "ASSOCIATORS OF {" + objDrive.SystemProperties_("__RelPath") + "} "
        + " WHERE AssocClass = Win32_DiskDriveToDiskPartition");
    WScript.Echo( "物理区数: " + colPartitions.Count );
    WScript.Echo( "逻辑区数: " + objDrive.Partitions );
    WScript.Echo( LineSeparator );

    enumItems2 = new Enumerator(colPartitions);
    for (; !enumItems2.atEnd(); enumItems2.moveNext())
    {
        objPartition = enumItems2.item();
        WScript.Echo( "物理分区: " + objPartition.DeviceID
            + " | " + (objPartition.PrimaryPartition? "主分区" : "扩展分区") );
        WScript.Echo( ItemSeparator );

        colLogicalDisks = objWbemServices.ExecQuery(
            "ASSOCIATORS OF {" + objPartition.SystemProperties_("__RelPath") + "} "
            + " WHERE AssocClass = Win32_LogicalDiskToPartition");
        enumItems3 = new Enumerator(colLogicalDisks);
        for (; !enumItems3.atEnd(); enumItems3.moveNext())
        {
            objLogicalDisk = enumItems3.item();
            WScript.Echo( "逻辑分区: " + objLogicalDisk.DeviceID
                + " | " + objLogicalDisk.FileSystem );
        }
        if (0 == colLogicalDisks.Count) WScript.Echo( "未分配盘符" );

        WScript.Echo( LineSeparator );
    }
}

function strdup(s, n)
{
    return new Array(n+1).join(s);
}
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