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    <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
    <meta name="description" content="NTFS Documentation">
    <link rel="stylesheet" type="text/css" href="../style/ntfsdoc.css">
    <link rel="start" type="text/html" href="../index.html" title="NTFS Documentation">
    <title>$Quota (Any) - File - NTFS Documentation</title>
  </head>

  <body>
    <table border="0" class="toolbar" summary="" cellspacing="0">
      <tr>
        <td class="toolbar"><div class="toolbar"><a accesskey="1" class="toolbar" href="../index.html">主页</a></div></td>        <td class="toolbar"><div class="toolbar"><a accesskey="2" class="toolbar" href="../files/index.html">文件</a></div></td>        <td class="toolbar"><div class="toolbar"><a accesskey="3" class="toolbar" href="../attributes/index.html">属性</a></div></td>        <td class="toolbar"><div class="toolbar"><a accesskey="4" class="toolbar" href="../concepts/index.html">概念</a></div></td>        <td class="toolbar"><a accesskey="5" class="toolbar" href="../help/glossary.html">词汇</a></td>
      </tr>
    </table>

    <h1>文件 - $Quota (Any)</h1>                   
    <a class="prevnext" accesskey="," href="objid.html">前一页</a>
    <a class="prevnext" accesskey="." href="reparse.html">后一页</a>                    

    <h2>概述</h2>

    <p>
    此文件首次出现在WINDOWS&nbsp;NT中但未使用。在WINDOWS2000和以后的版本中,它记录文件磁轨限额。                  
    给每人每卷保留限额。    </p>

    <h2><a class="heading" href="../attributes/index.html">属性</a></h2>

    <table border="1" summary="" cellspacing="0">
      <tr>
        <th class="numeric">类型</th>
        <th>描述</th>
        <th>名称</th>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/standard_information.html">0x10</a></td>
        <td><a href="../attributes/standard_information.html">标准信息($STANDARD_INFORMATION)</a></td>
        <td>&nbsp;</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/file_name.html">0x30</a></td>
        <td><a href="../attributes/file_name.html">文件名($FILE_NAME)</a></td>
        <td>$Quota</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/index_root.html">0x90</a></td>
        <td><a href="../attributes/index_root.html">根索引($INDEX_ROOT)</a></td>
        <td>$O</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/index_root.html">0x90</a></td>
        <td><a href="../attributes/index_root.html">根索引($INDEX_ROOT)</a></td>
        <td>$Q</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/index_allocation.html">0xA0</a></td>
        <td><a href="../attributes/index_allocation.html">索引分配($INDEX_ALLOCATION)</a></td>
        <td>$O</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/index_allocation.html">0xA0</a></td>
        <td><a href="../attributes/index_allocation.html">索引分配($INDEX_ALLOCATION)</a></td>
        <td>$Q</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/bitmap.html">0xB0</a></td>
        <td><a href="../attributes/bitmap.html">位图($BITMAP)</a></td>
        <td>$O</td>
      </tr>
      <tr>
        <td class="numeric"><a class="numeric" href="../attributes/bitmap.html">0xB0</a></td>
        <td><a href="../attributes/bitmap.html">位图($BITMAP)</a></td>
        <td>$Q</td>
      </tr>
    </table>

    <h2>文件结构</h2>

    <h3>$O索引</h3>

    <table border="1" summary="" cellspacing="0">
      <tr>
        <th class="numeric">偏移量</th>
        <th class="numeric">大小</th>
        <th class="numeric">值</th>
        <th colspan="2">描述</th>
      </tr>
      <tr>
        <td class="numeric">~</td>
        <td class="numeric">~</td>
        <td class="numeric">~</td>
        <td colspan="2"><a href="../concepts/index_header.html">标准索引标题</a></td>
      </tr>
      <tr>
        <td class="numeric">0x00</td>
        <td class="numeric">2</td>
        <td class="numeric">0x1C</td>
        <td colspan="2">到数据的偏移量</td>
      </tr>
      <tr>
        <td class="numeric">0x02</td>
        <td class="numeric">2</td>
        <td class="numeric">0x04</td>
        <td colspan="2">数据大小</td>
      </tr>
      <tr>
        <td class="numeric">0x04</td>
        <td class="numeric">4</td>
        <td class="numeric">0x00</td>
        <td colspan="2">填料</td>
      </tr>
      <tr>
        <td class="numeric">0x08</td>
        <td class="numeric">2</td>
        <td class="numeric">0x20</td>
        <td colspan="2">索引项大小</td>
      </tr>
      <tr>
        <td class="numeric">0x0A</td>
        <td class="numeric">2</td>
        <td class="numeric">0x0C</td>
        <td colspan="2">索引键大小 (K)</td>              
      </tr>
      <tr>
        <td class="numeric">0x0C</td>
        <td class="numeric">2</td>
        <td class="numeric">&nbsp;</td>
        <td colspan="2">标记</td>
      </tr>
      <tr>
        <td class="numeric">0x0E</td>
        <td class="numeric">2</td>
        <td class="numeric">0x00</td>
        <td colspan="2">填料</td>
      </tr>
      <tr>
        <td class="numeric">0x10</td>
        <td class="numeric">K</td>
        <td class="numeric">&nbsp;</td>
        <td>键</td>
        <td>SID</td>
      </tr>
      <tr>
        <td class="numeric">K+0x10</td>
        <td class="numeric">4</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>所有者标识符</td>
      </tr>
      <tr>
        <td class="numeric">K+0x14</td>
        <td class="numeric">P</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>填料8</td>
      </tr>
    </table>

    <pre>标记?</pre>

    <h3>$Q索引</h3>

    <pre>标题和重复群组</pre>

    <table border="1" summary="" cellspacing="0">
      <tr>
        <th class="numeric">偏移量</th>
        <th class="numeric">大小</th>
        <th class="numeric">值</th>
        <th colspan="2">描述</th>
      </tr>
      <tr>
        <td class="numeric">~</td>
        <td class="numeric">~</td>
        <td class="numeric">~</td>
        <td colspan="2"><a href="../concepts/index_header.html">标准索引标题</a></td>
      </tr>
      <tr>
        <td class="numeric">0x00</td>
        <td class="numeric">2</td>
        <td class="numeric">0x14</td>
        <td colspan="2">到数据的偏移量</td>
      </tr>
      <tr>
        <td class="numeric">0x02</td>
        <td class="numeric">2</td>
        <td class="numeric">&nbsp;</td>
        <td colspan="2">数据大小</td>        
      </tr>
      <tr>
        <td class="numeric">0x04</td>
        <td class="numeric">4</td>
        <td class="numeric">0x00</td>
        <td colspan="2">填料</td>
      </tr>
      <tr>
        <td class="numeric">0x08</td>
        <td class="numeric">2</td>
        <td class="numeric">&nbsp;</td>
        <td colspan="2">索引项大小</td>        
      </tr>
      <tr>
        <td class="numeric">0x0A</td>
        <td class="numeric">2</td>
        <td class="numeric">0x04</td>
        <td colspan="2">索引键大小</td>
      </tr>
      <tr>
        <td class="numeric">0x0C</td>
        <td class="numeric">4</td>
        <td class="numeric">0x00</td>
        <td colspan="2">填料</td>
      </tr>
      <tr>
        <td class="numeric">0x10</td>
        <td class="numeric">4</td>
        <td class="numeric">&nbsp;</td>
        <td>键</td>
        <td>所有者标识符</td>
      </tr>
      <tr>
        <td class="numeric">0x14</td>
        <td class="numeric">4</td>
        <td class="numeric">0x02</td>
        <td>数据</td>
        <td>版本</td>
      </tr>
      <tr>
        <td class="numeric">0x18</td>
        <td class="numeric">4</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>标记</td>
      </tr>
      <tr>
        <td class="numeric">0x1C</td>
        <td class="numeric">8</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>已使用的字节</td>
      </tr>
      <tr>
        <td class="numeric">0x24</td>
        <td class="numeric">8</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>改变时间</td>
      </tr>
      <tr>
        <td class="numeric">0x2C</td>
        <td class="numeric">8</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>告警限制</td>
      </tr>
      <tr>
        <td class="numeric">0x34</td>
        <td class="numeric">8</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>硬限制</td>
      </tr>
      <tr>
        <td class="numeric">0x3C</td>
        <td class="numeric">8</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>超过时间</td>
      </tr>
      <tr>
        <td class="numeric">0x44</td>
        <td class="numeric">V</td>
        <td class="numeric">&nbsp;</td>
        <td>数据</td>
        <td>SID</td>
      </tr>
      <tr>
        <td class="numeric">V+0x44</td>
        <td class="numeric">P</td>
        <td class="numeric">0x00</td>
        <td>数据</td>
        <td>填料8</td>
      </tr>
    </table>

    <pre>
    SID可能丢失(限额标记=默认限=&gt; no SID,只是填料)
    填料也许不是必要的
    索引键- xref到哪个索引?
    改变时间- 日期/时间
    超过时间- 10/4/01 (不是 +5 天)
    在最后(0)项,填料在0x0C = 0x02
    </pre>

    <h3>标记</h3>

    <table border="1" summary="" cellspacing="0">
      <tr>
        <th class="numeric">标记</th>
        <th>描述</th>
      </tr>
      <tr>
        <td class="numeric">0x0001</td>
        <td>默认界限</td>
      </tr>
      <tr>
        <td class="numeric">0x0002</td>
        <td>达到界限</td>
      </tr>
      <tr>
        <td class="numeric">0x0004</td>
        <td>标识符删除</td>
      </tr>
      <tr>
        <td class="numeric">0x0010</td>
        <td>激活跟踪</td>
      </tr>
      <tr>
        <td class="numeric">0x0020</td>
        <td>激活强制</td>
      </tr>
      <tr>
        <td class="numeric">0x0040</td>
        <td>请求跟踪</td>
      </tr>
      <tr>
        <td class="numeric">0x0080</td>
        <td>开始日志</td>
      </tr>
      <tr>
        <td class="numeric">0x0100</td>
        <td>日志界限</td>
      </tr>
      <tr>
        <td class="numeric">0x0200</td>
        <td>废弃</td>
      </tr>
      <tr>
        <td class="numeric">0x0400</td>
        <td>损坏</td>
      </tr>
      <tr>
        <td class="numeric">0x0800</td>
        <td>未决的删除</td>
      </tr>
    </table>

    <h2>注意</h2>

    <h3>其他信息</h3>

    <p>
    此索引称为<q>$O</q>。      
    这是一个有关所有者标识符的索引。      
    它不会与元数据文件<a href="objid.html">$ObjId</a>所引用的相同名称的索引混淆。
    </p>
    
    <p>
    一个文件的所有者标识符存储在      
    <a href="../attributes/standard_information.html">$STANDARD_INFORMATION</a>属性里,      
    所有者标识符可以在$O里查出来给出安全标识符(SID),或者在$Q里查出来提供限额信息。 
    </p>

    <pre>
    $Q索引包含一个在卷上每个存在的用户标识符的项。 
    此索引键是拥有限额控制项的用户/群组的用户标识符,
    例如,此键是所有者标识符。一个文件所有者的用户标识符,
    例如,所有者标识符,可在标准信息属性里找到。$Q的整理规则是COLLATION_NTOFS_ULONG.
        
    $O索引包含一个在卷上被分配限额的每个用户/群组的项。
    索引键保存此项所在户标识符的SID,
    例如,所有者标识符。$O的整理规则是COLLATION_NTOFS_SID.
        
    $O索引项数据是SID所对应用户的用户标识符。
    此用户标识符用作进入$O的一个索引,来找出SID关联的限额控制项。
    </pre>

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