<div class="content" name="NTMS_PARTITIONINFORMATIONA" uuid="486e29b2-4de3-4d95-a249-896875048267"><p>The NTMS_PARTITIONINFORMATIONA structure describes the
properties of a media <a href="8d988f06-72be-47cf-9e09-9060aa8ed897#gt_55db62c5-a84f-43b7-a037-b44ecd8fb92f" data-linktype="relative-path">side</a>
object, as a sequence of ASCII characters.</p><dl>
<dd>
<div><pre> typedef struct _NTMS_PARTITIONINFORMATIONA {
   NTMS_GUID PhysicalMedia;
   NTMS_GUID LogicalMedia;
   DWORD State;
   unsigned short Side;
   DWORD dwOmidLabelIdLength;
   byte OmidLabelId[255];
   char szOmidLabelType[64];
   char szOmidLabelInfo[256];
   DWORD dwMountCount;
   DWORD dwAllocateCount;
   LARGE_INTEGER Capacity;
 } NTMS_PARTITIONINFORMATIONA;
</pre></div>
</dd></dl><p><b>PhysicalMedia:</b>  The identifier of
the medium that contains the side.</p><p><b>LogicalMedia:</b>  The identifier of the
piece of <a href="8d988f06-72be-47cf-9e09-9060aa8ed897#gt_05349689-4cd0-4643-a13e-9f552ecf3346" data-linktype="relative-path">logical media</a>
that contains the side. This MUST be set to 0 if the side is not <a href="8d988f06-72be-47cf-9e09-9060aa8ed897#gt_0e546e86-71c4-45cc-9ef1-4a78f6cb425a" data-linktype="relative-path">allocated</a>.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Value</p>
   </th>
   <th>
   <p>Meaning</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>0</td>
  <td>The side is not allocated.</td>
 </tr></tbody></table>
</dd></dl><p><b>State:</b>  The value from the <a href="bdf99d44-7849-4a94-93ec-270a3e8c4eb3" data-linktype="relative-path">NtmsPartitionState (section 2.2.4.7)</a>
enumeration describing the state of the side.</p><p><b>Side:</b>  A zero-relative value that
indicates which side of a multisided media this is. For single-sided media,
this value MUST be 0. For dual-sided media, one NTMS_PARTITIONINFORMATIONA
record MUST have its member set to 0, and a second NTMS_PARTITIONINFORMATIONA
record MUST have its member set to 1.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Media\Value</p>
   </th>
   <th>
   <p>Meaning</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>0</td>
  <td>The only side of single-sided media, or the first side of dual-sided media.</td>
 </tr><tr>
  <td>1</td>
  <td>The second side of dual-sided media.</td>
 </tr></tbody></table>
</dd></dl><p><b>dwOmidLabelIdLength:</b>  The length of
the label identification string of the <a href="8d988f06-72be-47cf-9e09-9060aa8ed897#gt_e88a9ca7-9b8d-4dca-9338-59c98e1a5f13" data-linktype="relative-path">on-media identifier</a>.</p><p><b>OmidLabelId:</b>   The label identifier
of the on-media identifier.</p><p><b>szOmidLabelType:</b>   A null-terminated
sequence of ASCII characters specifying the label type of the on-media identifier.</p><p><b>szOmidLabelInfo:</b>   A null-terminated
sequence of ASCII characters specifying the label information of the on-media
identifier.</p><p><b>dwMountCount:</b>  The number of times
the medium has been <a href="8d988f06-72be-47cf-9e09-9060aa8ed897#gt_cc98b88f-7fd4-40f6-b315-212dc4d8378b" data-linktype="relative-path">mounted</a>
into a <a href="8d988f06-72be-47cf-9e09-9060aa8ed897#gt_1112c690-ee01-4c9b-aa55-9569fd82178b" data-linktype="relative-path">drive</a> since being
initialized for this server. This member MUST be initialized to 0 when the
object is created in the database.</p><p><b>dwAllocateCount:</b>  The number of
times the medium has been allocated since being initialized for this server.</p><p><b>Capacity:</b>  The number of bytes
available on this side.</p></div>