<div class="content"><p> </p><p>The RRPC_FWEnumConnectionSecurityRules method requests the
server to return all the connection security rules contained in the store that
is referenced by the <i>hPolicy</i> handle. The method returns a linked list of
all the connection security rule objects.</p><dl>
<dd>
<div><pre> ULONG RRPC_FWEnumConnectionSecurityRules(
   [in] FW_CONN_HANDLE rpcConnHandle,
   [in] FW_POLICY_STORE_HANDLE hPolicy,
   [in] ULONG dwFilteredByStatus,
   [in] ULONG dwProfileFilter,
   [in] USHORT wFlags,
   [out, ref] ULONG* pdwNumRules,
   [out] PFW_CS_RULE2_0* ppRules
 );
</pre></div>
</dd></dl><p><b>rpcConnHandle: </b>This parameter is an <span><a href="d891304d-92d8-4f9f-9e60-a1f02b28ae30#gt_8a7f6700-8311-45bc-af10-82e10accd331" data-linktype="relative-path">RPC</a></span>
binding handle that connects to the RPC interface of the Firewall and Advanced
Security Protocol.</p><p><b>hPolicy: </b>This input parameter is an <span><a href="88f6ea4a-a946-4747-bb93-f142f1760752" data-linktype="relative-path">FW_POLICY_STORE_HANDLE</a></span>
data type. The data type MUST contain an opened policy store handle that is
successfully opened by using the RRPC_FWOpenPolicyStore (Opnum 0) method. The
handle MUST have read or read/write access rights.</p><p><b>dwFilteredByStatus: </b>This parameter is a
combination of flags from the <span><a href="81877aa6-34c7-4664-adf4-ff8d5e0c0bc6" data-linktype="relative-path">FW_RULE_STATUS_CLASS</a></span>
enumeration. This method uses this bitmask to determine which rules will be
returned. Rules that contain a status code from the class that is specified by
this parameter will be returned in the linked list.</p><p><b>dwProfileFilter: </b>This parameter is a
combination of flags from the <span><a href="7704e238-174d-4a5e-b809-5f3787dd8acc" data-linktype="relative-path">FW_PROFILE_TYPE</a></span>
enumeration. This method also uses this parameter to determine which rules will
be returned. Rules that contain a profile that is specified by this parameter
will be returned in the linked list.</p><p><b>wFlags: </b>This parameter is a combination of
flags from the <span><a href="aff3633c-43b2-4cef-ba63-f35b204a8a08" data-linktype="relative-path">FW_ENUM_RULES_FLAGS</a></span>
enumeration, which modifies the behavior of the method and performs operations
on the rules before returning them in the linked list.</p><p><b>pdwNumRules: </b>This output parameter, if
successful, MUST be equal to the number of rules returned.</p><p><b>ppRules: </b>This output parameter, if successful,
contains a linked list of <span><a href="18277e4c-628d-4423-9fe3-ba98601ba50d" data-linktype="relative-path">FW_CS_RULE2_0</a></span> data
types.</p><p><b>Return Values: </b>The method returns 0 if
successful; if it fails, it returns a nonzero error code. The field can take
any specific error code value, as specified in <span><a href="../ms-erref/1bc92ddf-b79e-413c-bbaa-99a5281a6c90" data-linktype="relative-path">[MS-ERREF]</a></span>.
The following return values are common.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Return value/code</p>
   </th>
   <th>
   <p>Description</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>
  <p>0x00000005</p>
  <p>ERROR_ACCESS_DENIED</p>
  </td>
  <td>
  <p>The client does not have the required credentials to
  call the method.</p>
  </td>
 </tr><tr>
  <td>
  <p>0x00000057</p>
  <p>ERROR_INVALID_PARAMETER</p>
  </td>
  <td>
  <p>The <i>dwProfileFilter</i> parameter contains invalid
  profiles.</p>
  </td>
 </tr></tbody></table>
</dd></dl><p><b>Exceptions Thrown:</b> No exceptions are thrown
except those that are thrown by the underlying RPC protocol, as specified in <span><a href="../ms-rpce/290c38b1-92fe-4229-91e6-4fc376610c15" data-linktype="relative-path">[MS-RPCE]</a></span>.
If any lower-layer errors are reported by RPC exception, this exception is
converted to an error code and reported to higher-layer protocols via the
return value.</p><p>The server MUST validate that the client is authorized to
perform the requested operation (as defined in section <span><a href="b0c93352-8371-4d63-abca-b0cc8dbcc3d7" data-linktype="relative-path">3.1.4</a></span>)
before executing this method.</p></div>