<div class="content" name="TransactionPropCallHeader" uuid="fa7b76a4-10b7-41cf-b24c-e028d71b336b"><p>The TransactionPropCallHeader structure is used to pass the <a href="482ab606-0b55-4821-8b6d-d453351406c5#gt_ef97ef16-ebb2-45e5-8543-d1b189bdb659" data-linktype="relative-path">TSN</a> of the current <a href="482ab606-0b55-4821-8b6d-d453351406c5#gt_61e1de21-a78d-4d20-b184-eda380386871" data-linktype="relative-path">transaction</a> to the server.</p><table>
 <tbody><tr>
  <th><p><br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>1<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>2<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>3<br/>0</p></th>
  <th><p><br/>1</p></th>
 </tr>
 <tr>
  <td colspan="16">m_usMaxVer</td>
  <td colspan="16">m_usMinVer</td>
 </tr>
 <tr>
  <td colspan="32">m_ulSeq</td>
 </tr>
 <tr>
  <td colspan="16">m_usFlags</td>
  <td colspan="16">m_usVariant</td>
 </tr>
</tbody></table><p><b>m_usMaxVer (2 bytes): </b>The major version number
for this TransactionPropCallHeader format. This field MUST be set to 0x0001.</p><p><b>m_usMinVer (2 bytes): </b>The minor version number
for this TransactionPropCallHeader format; this field MUST be set to 0x0001.</p><p><b>m_ulSeq (4 bytes): </b>The sequence number of the
current transaction.</p><p><b>m_usFlags (2 bytes): </b>This MUST contain one of
the following values:</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Value</p>
   </th>
   <th>
   <p>Meaning</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>TransactionPropCallFlag_None 0x0000</td>
  <td>A request that the server MUST return a TransactionPropRetHeader structure with the m_usVariant field set to TransactionPropCall_None, as specified in section 2.2.3.1.2.1.</td>
 </tr><tr>
  <td>TransactionPropCallFlag_NeedWhereabouts 0x0001</td>
  <td>A request that the server MUST return a TransactionPropRetHeader structure with the m_usVariant field set to TransactionPropRet_Whereabouts, as specified in section 2.2.3.1.2.1.</td>
 </tr></tbody></table>
</dd></dl><p><b>m_usVariant (2 bytes): </b>This MUST contain one
of the following values:</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Value</p>
   </th>
   <th>
   <p>Meaning</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>TransactionPropCall_None 0x0001</td>
  <td>The TransactionPropCallHeader structure MUST NOT be contained within any larger structures.</td>
 </tr><tr>
  <td>TransactionPropCall_ExportCookie 0x0002</td>
  <td>The TransactionPropCallHeader structure MUST be contained as part of the TransactionPropCallExportCookie (section 2.2.3.1.1.2) structure.</td>
 </tr><tr>
  <td>TransactionPropCall_TransmitterBuffer 0x0003</td>
  <td>The TransactionPropCallHeader structure MUST be contained as part of the TransactionPropCallTransmitterBuffer (section 2.2.3.1.1.3) structure.</td>
 </tr></tbody></table>
</dd></dl><p> </p></div>