<div class="content"><p> </p><p>The <b>FAX_GetSecurity (Opnum 23)</b> method is called by
the client to retrieve information about the fax security descriptor from the
fax server.</p><p>The server MUST validate that the client&#39;s fax user account
has access to retrieve security information. On success, the server MUST return
the fax security descriptor from the fax server in <i>pSecurityDescriptor</i>.</p><p>Protocol version FAX_API_VERSION_3 (0x00030000) fax servers
SHOULD fail this call by returning ERROR_NOT_SUPPORTED (0x00000032). The fax
client SHOULD NOT call this method if the protocol version reported by the
server is FAX_API_VERSION_3 (0x00030000). For more information, see <b>FAX_ConnectFaxServer</b> (section
<span><a href="5cbfd38d-7a14-4560-ad24-9ed78f19a3bb" data-linktype="relative-path">3.1.4.1.10</a></span>).
The fax client SHOULD call the <b>FAX_GetSecurityEx2</b> (section <span><a href="1329d57f-f436-4477-b788-d4fb229bd90f" data-linktype="relative-path">3.1.4.1.60</a></span>)
method instead.</p><p>The client SHOULD free <i>pSecurityDescriptor</i>.</p><dl>
<dd>
<div><pre> error_status_t FAX_GetSecurity(
   [in] handle_t hBinding,
   [out, size_is(, *lpdwBufferSize)] 
     LPBYTE* pSecurityDescriptor,
   [out, ref] LPDWORD lpdwBufferSize
 );
</pre></div>
</dd></dl><p><b>hBinding: </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> or <b>FAX_ConnectionRefCount</b> (section
<span><a href="a92941ac-bd07-4a71-af85-c2c157c97cf9" data-linktype="relative-path">3.1.4.1.11</a></span>)
method call used to connect to the fax server.</p><p><b>pSecurityDescriptor: </b>A pointer to a <b>SECURITY_DESCRIPTOR</b>
(<span><a href="../ms-dtyp/cca27429-5689-4a16-b2b4-9325d93e4ba2" data-linktype="relative-path">[MS-DTYP]</a></span>
section <span><a href="../ms-dtyp/7d4dac05-9cef-4563-a058-f108abecce1d" data-linktype="relative-path">2.4.6</a></span>)
structure.</p><p><b>lpdwBufferSize: </b>A variable to return the size,
in bytes, of the security descriptor 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 <span><a href="cbe6c4fb-4dda-4f6c-9701-0d490ba0d105" data-linktype="relative-path">2.2.52</a></span>, or one of
the other standard errors defined in <span><a href="../ms-erref/1bc92ddf-b79e-413c-bbaa-99a5281a6c90" data-linktype="relative-path">[MS-ERREF]</a></span>
section <span><a href="../ms-erref/18d8fbe8-a967-4f1c-ae50-99ca8e491d2d" data-linktype="relative-path">2.2</a></span>.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Return value/code</p>
   </th>
   <th>
   <p>Description</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>
  <p>ERROR_ACCESS_DENIED</p>
  <p>0x00000005</p>
  </td>
  <td>
  <p>Access is denied. The client&#39;s fax user account does
  not have a permission level of at least READ_CONTROL.</p>
  </td>
 </tr><tr>
  <td>
  <p>ERROR_NOT_ENOUGH_MEMORY</p>
  <p>0x00000008</p>
  </td>
  <td>
  <p>Not enough storage is available to process this
  command.</p>
  </td>
 </tr><tr>
  <td>
  <p>ERROR_INVALID_PARAMETER</p>
  <p>0x00000057</p>
  </td>
  <td>
  <p>The parameter is incorrect. This is returned when <i>pSecurityDescriptor</i>
  is NULL.</p>
  </td>
 </tr><tr>
  <td>
  <p>ERROR_INVALID_SECURITY_DESCR</p>
  <p>0x0000053A</p>
  </td>
  <td>
  <p>The security descriptor structure is invalid.</p>
  </td>
 </tr></tbody></table>
</dd></dl><p><b>Exceptions Thrown:</b> No exceptions are thrown
except those that are thrown by the underlying <span><a href="46aba9c4-ebb1-4b10-86ac-4bb3025657b9#gt_8a7f6700-8311-45bc-af10-82e10accd331" data-linktype="relative-path">RPC</a></span> protocol, <span><a href="../ms-rpce/290c38b1-92fe-4229-91e6-4fc376610c15" data-linktype="relative-path">[MS-RPCE]</a></span>.</p></div>