<div class="content"><p> </p><p>The GetImplTypeCustData method retrieves the value of a
custom data item associated with the specified interface member of a <span><a href="5583e1b8-454c-4147-9f56-f72416a15bee#gt_670b0ee2-d101-41b0-ac77-6ac7dbeee7dc" data-linktype="relative-path">coclass</a></span>.</p><dl>
<dd>
<div><pre> HRESULT GetImplTypeCustData(
   [in] UINT index,
   [in] REFGUID guid,
   [out] VARIANT* pVarVal
 );
</pre></div>
</dd></dl><p><b>index: </b>MUST specify an ordinal position in the
interface table and MUST be less than the value of the cImplTypes field in the
TYPEATTR structure of the associated type, as specified in sections <span><a href="0ca10d08-61d2-4059-9109-7bbaf545715e" data-linktype="relative-path">2.2.44</a></span>
and <span><a href="b96292a8-c06e-4b9c-905e-129b95697ee4" data-linktype="relative-path">3.7.4.1</a></span>.</p><p><b>guid: </b>MUST be the <span><a href="5583e1b8-454c-4147-9f56-f72416a15bee#gt_f49694cc-c350-462d-ab8e-816f0103c6c1" data-linktype="relative-path">GUID</a></span> associated with
the custom data item using the [custom] attribute, as specified in section <span><a href="e86fe771-d836-47b6-b846-846de41d592c" data-linktype="relative-path">2.2.49.8</a></span>.</p><p><b>pVarVal: </b>MUST be set to the value of the
custom data item, or to VT_EMPTY if the type does not have a value associated
with the GUID.</p><p><b>Return Values: </b>The method MUST return
information in an HRESULT data structure, 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/0642cb2f-2075-4469-918c-4441e69c548a" data-linktype="relative-path">2.1</a></span>.
The severity bit in the structure identifies the following conditions: </p><ul><li><p><span><span> 
</span></span>If the severity bit is set to 0, the method completed
successfully.</p>
</li><li><p><span><span> 
</span></span>If the severity bit is set to 1 and the entire HRESULT DWORD does
not match a value in the following table, a fatal failure occurred.</p>
</li><li><p><span><span> 
</span></span>If the severity bit is set to 1 and the entire HRESULT DWORD
matches a value in the following table, a failure occurred. </p>
<table><thead>
  <tr>
   <th>
   <p>Return value/code</p>
   </th>
   <th>
   <p>Description</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>
  <p>0x8002802B</p>
  <p>TYPE_E_ELEMENTNOTFOUND</p>
  </td>
  <td>
  <p>The value of <i>index</i> did not specify the ordinal
  position of an element in the interface table, or the type is not a coclass.
  See [MS-ERREF].</p>
  </td>
 </tr></tbody></table>
</li></ul><p> </p></div>