<div class="content"><p>Status_Call obtains the status of a connection for a valid <a href="d361b24c-611e-46c5-9ac6-93cb6490a472#gt_5cddf14c-b925-4494-9b55-d2c8259f9ad0" data-linktype="relative-path">smart card reader</a> handle.</p><dl>
<dd>
<div><pre> typedef struct _Status_Call {
   REDIR_SCARDHANDLE hCard;
   long fmszReaderNamesIsNULL;
   unsigned long cchReaderLen;
   unsigned long cbAtrLen;
 } Status_Call;
</pre></div>
</dd></dl><p><b>hCard:</b>  A handle, as specified in
section <a href="b6276356-7c5f-4d3e-be92-a6c85e58d008" data-linktype="relative-path">2.2.1.2</a>.</p><p><b>fmszReaderNamesIsNULL:</b>  A Boolean
value specifying whether the caller wants to retrieve the length of the data.
Set to FALSE (0x00000000) to allow the data to be returned. Set to TRUE
(0x00000001), and only the length of the data will be returned. Also, <b>cchReaderLen</b>
is ignored if this value is TRUE (0x00000001).</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Name</p>
   </th>
   <th>
   <p>Value</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>
  <p>FALSE</p>
  </td>
  <td>
  <p>0x00000000</p>
  </td>
 </tr><tr>
  <td>
  <p>TRUE</p>
  </td>
  <td>
  <p>0x00000001</p>
  </td>
 </tr></tbody></table>
</dd></dl><p><b>cchReaderLen:</b>  The length of the
string buffer specified on the <a href="d361b24c-611e-46c5-9ac6-93cb6490a472#gt_37eb268d-1dd2-4413-9fa6-3af2cab291d3" data-linktype="relative-path">TS server</a> side. If
cchReaderLen is set to SCARD_AUTOALLOCATE with a value of 0xFFFFFFFF, a string
of any length can be returned. Otherwise, the returned string MUST NOT exceed <b>cchReaderLen</b>
characters in length, including any null characters. When the string to be
returned exceeds <b>cchReaderLen</b> characters in length, including any null
characters, <a href="987c1358-ad6b-4c8e-88e1-06210c28a66f" data-linktype="relative-path">Status_Return</a>.<b>ReturnCode</b>
MUST be set to SCARD_E_INSUFFICIENT_BUFFER (0x80100008). The <b>cchReaderLen</b>
field MUST be ignored if <b>fmszReaderNamesIsNULL</b> is TRUE (0x00000001).
Also, if <b>fmszReaderNamesIsNULL</b> is set to FALSE (0x00000000) but <b>cchReaderLen</b>
is set to 0x00000000, then the call MUST succeed, Status_Return.<b>cbAtrLen</b>
MUST be set to the length of the data in bytes, and Status_Return.<b>pbAtr</b>
MUST be set to NULL.</p><p><b>cbAtrLen:</b>  Unused. MUST be ignored
upon receipt. </p></div>