<div class="content" name="FAX_GetQueueStates" uuid="4477ea14-a857-40e0-b8e2-552fa9efadc0"><p>The <b>FAX_GetQueueStates (Opnum 32)</b> method is called by
the client to retrieve the state of the fax queues at the server.</p><p>The <i>pdwQueueStates</i> parameter MUST NOT be <b>NULL</b>.
On success, the server MUST return the state information about the fax service.</p><dl>
<dd>
<div><pre> error_status_t FAX_GetQueueStates(
   [in] handle_t hFaxHandle,
   [out] LPDWORD pdwQueueStates
 );
</pre></div>
</dd></dl><p><b>hFaxHandle: </b>The RPC binding handle for this
call. The client SHOULD reuse the RPC binding handle used as an input <i>hBinding</i>
argument for the <b>FAX_ConnectFaxServer</b> (section <a href="5cbfd38d-7a14-4560-ad24-9ed78f19a3bb" data-linktype="relative-path">3.1.4.1.10</a>) or <b>FAX_ConnectionRefCount</b> (section
<a href="a92941ac-bd07-4a71-af85-c2c157c97cf9" data-linktype="relative-path">3.1.4.1.11</a>) method call
used to connect to the fax server.</p><p><b>pdwQueueStates: </b>A pointer to a <b>DWORD</b> (<a href="../ms-dtyp/cca27429-5689-4a16-b2b4-9325d93e4ba2" data-linktype="relative-path">[MS-DTYP]</a>
section <a href="../ms-dtyp/262627d8-3418-4627-9218-4ffe110850b2" data-linktype="relative-path">2.2.9</a>)
value that receives state information about the <a href="46aba9c4-ebb1-4b10-86ac-4bb3025657b9#gt_0c5e7185-40c3-4e58-a8ac-7626ed078235" data-linktype="relative-path">fax queue</a>. If this value is
zero, both the incoming and outgoing <a href="46aba9c4-ebb1-4b10-86ac-4bb3025657b9#gt_c1a6400d-703b-4f9a-a74c-40f1487978d9" data-linktype="relative-path">queues</a> are unblocked.
Otherwise, this value is a combination of one or more of the following values.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Value/code</p>
   </th>
   <th>
   <p>Meaning</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>0x00000000</td>
  <td>Both the incoming and outgoing queues are unblocked.</td>
 </tr><tr>
  <td>FAX_INCOMING_BLOCKED 0x00000001</td>
  <td>The fax service will not receive new incoming faxes.</td>
 </tr><tr>
  <td>FAX_OUTBOX_BLOCKED 0x00000002</td>
  <td>The fax service will reject submissions of new outgoing faxes to its queue.</td>
 </tr><tr>
  <td>FAX_OUTBOX_PAUSED 0x00000004</td>
  <td>The fax service will not dequeue and execute outgoing fax jobs from its queue.</td>
 </tr></tbody></table>
</dd></dl><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 any of the permissions covered by ALL_FAX_USER_ACCESS_RIGHTS (section 2.2.83).</td>
 </tr><tr>
  <td>ERROR_INVALID_PARAMETER 0x00000057</td>
  <td>The parameter is incorrect. The pdwQueueStates parameter is set to a NULL pointer value. &lt;128&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>