<div class="content" name="FaxObs_GetDeviceStatus" uuid="d7a466e6-8bb5-4dad-bd6d-1c8a12a67ec6"><p>The <b>FaxObs_GetDeviceStatus (Opnum 11)</b> method is
called by the client to retrieve information about a specified fax device
(port).</p><p>In response, the server MUST validate that the client&#39;s fax
user account has access to query configuration. The server MUST allocate memory
for the status buffer to be passed out and to fill it with data.</p><p>To indicate success, the server MUST return the buffer that
contains the status information, along with the buffer size.</p><p>The client SHOULD free the buffer.</p><dl>
<dd>
<div><pre> error_status_t FaxObs_GetDeviceStatus(
   [in] RPC_FAX_PORT_HANDLE FaxPortHandle,
   [in, out, unique, size_is(,*BufferSize)] 
     LPBYTE* StatusBuffer,
   [in, out] LPDWORD BufferSize
 );
</pre></div>
</dd></dl><p><b>FaxPortHandle: </b>An <a href="46aba9c4-ebb1-4b10-86ac-4bb3025657b9#gt_9dfe84e3-a772-4ad1-9a25-1255c1dc0f84" data-linktype="relative-path">RPC context handle</a> that
references a specified fax port. This context handle MUST be obtained using the
<b>FaxObs_OpenPort</b> (section <a href="2c8a37ec-7c13-4a2c-93b7-cf19534846c2" data-linktype="relative-path">3.1.4.2.5</a>) method.</p><p><b>StatusBuffer: </b>A pointer to the address of the
returned buffer containing a <b>FAX_DEVICE_STATUS</b> (section <a href="d046fe44-a845-454b-94d0-2d6933f9c6d0" data-linktype="relative-path">2.2.10</a>) structure. The
structure describes the status of one fax device.</p><p><b>BufferSize: </b>A variable to return the size, in
bytes, of the status buffer.</p><p><b>Return Values: </b>This method MUST return
0x00000000 (ERROR_SUCCESS) for success; otherwise, it MUST return one of the
following error codes, one of the fax-specific errors that are defined in
section <a href="cbe6c4fb-4dda-4f6c-9701-0d490ba0d105" data-linktype="relative-path">2.2.52</a>, or one
of the other standard errors defined in <a href="../ms-erref/1bc92ddf-b79e-413c-bbaa-99a5281a6c90" data-linktype="relative-path">[MS-ERREF]</a>
section <a href="../ms-erref/18d8fbe8-a967-4f1c-ae50-99ca8e491d2d" data-linktype="relative-path">2.2</a>.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Return value/code</p>
   </th>
   <th>
   <p>Description</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>ERROR_ACCESS_DENIED 0x00000005</td>
  <td>Access is denied. The client&#39;s fax user account does not have the FAX_PORT_QUERY access rights.</td>
 </tr><tr>
  <td>ERROR_NOT_ENOUGH_MEMORY 0x00000008</td>
  <td>The fax server cannot allocate memory for the data to be returned to the client.</td>
 </tr><tr>
  <td>ERROR_INVALID_DATA 0x0000000D</td>
  <td>This error SHOULD be returned if the FaxPortHandle parameter is not a valid handle obtained using FaxObs_OpenPort.&lt;198&gt;</td>
 </tr></tbody></table>
</dd></dl><p><b>Exceptions Thrown:</b> No exceptions are thrown
except those that are thrown by the underlying <a href="46aba9c4-ebb1-4b10-86ac-4bb3025657b9#gt_8a7f6700-8311-45bc-af10-82e10accd331" data-linktype="relative-path">RPC</a> protocol, <a href="../ms-rpce/290c38b1-92fe-4229-91e6-4fc376610c15" data-linktype="relative-path">[MS-RPCE]</a>.</p></div>