<div class="content"><p> </p><p>The ElfrOpenBELA (Opnum 16) method instructs the server to
return a handle to a <span><a href="e74c8719-c30e-4f7a-bef7-82753cc0e159#gt_ddd2e7db-ea8f-4488-ac5f-e77d59abe9e4" data-linktype="relative-path">backup event log</a></span>.
The caller MUST have permission to read the file containing the backup event
log for this to succeed.</p><p><b>Note</b>  The server has an <span><a href="e74c8719-c30e-4f7a-bef7-82753cc0e159#gt_9f92aa05-dd0a-45f2-88d6-89f1fb654395" data-linktype="relative-path">Access
Control List (ACL)</a></span> that is used to control access to the log. The
protocol has no methods for reading or setting that ACL.</p><dl>
<dd>
<div><pre> NTSTATUS ElfrOpenBELA(
   [in] EVENTLOG_HANDLE_A UNCServerName,
   [in] PRPC_STRING BackupFileName,
   [in] unsigned long MajorVersion,
   [in] unsigned long MinorVersion,
   [out] IELF_HANDLE* LogHandle
 );
</pre></div>
</dd></dl><p><b>UNCServerName: </b>A server interface handle. A pointer
to an ANSI string (see <span><a href="https://go.microsoft.com/fwlink/?LinkId=89952" data-linktype="external">[MSDN-ANSI]</a></span>)
specifying the server, as specified in section <span><a href="12315f0e-4143-45ee-bcda-490a80e5bed5" data-linktype="relative-path">2.2.7</a></span>. The client
MUST map this string to an <span><a href="e74c8719-c30e-4f7a-bef7-82753cc0e159#gt_8a7f6700-8311-45bc-af10-82e10accd331" data-linktype="relative-path">RPC</a></span> binding handle,
and the server MUST ignore this argument, as specified in <span><a href="https://go.microsoft.com/fwlink/?LinkId=89824" data-linktype="external">[C706]</a></span>
sections 4.3.5 and 5.1.5.2. </p><p><b>BackupFileName: </b>Provides an ANSI string (as specified
in section <span><a href="1f02c63c-f59f-40b2-8046-c624f18e7e84" data-linktype="relative-path">2.2.12</a></span>) that points
to an <span><a href="c1550f98-a1ce-426a-9991-7509e7c3787c" data-linktype="relative-path">NT Object Path</a></span> of
the file where the backup event log is located, as specified in section
2.2.4.1. </p><p><b>MajorVersion: </b>Major version of the client. This value
MUST be set to 1. </p><p><b>MinorVersion: </b>Minor version of the client. This value
MUST be set to 1. </p><p><b>LogHandle: </b>Pointer to an <span><a href="e74c8719-c30e-4f7a-bef7-82753cc0e159#gt_bb3fad7e-60bf-46d4-9c3f-7caea47a743e" data-linktype="relative-path">event log</a></span> handle.
This parameter is a server context handle, as specified in section <span><a href="de54bfbc-fbe4-43b8-b8e1-b8a6b2189604" data-linktype="relative-path">2.2.6</a></span>.
This handle MUST be closed by using the <span><a href="e6b61523-8e7a-4279-a90f-2600b7e9da5d" data-linktype="relative-path">ElfrCloseEL (section 3.1.4.21</a></span><a href="e6b61523-8e7a-4279-a90f-2600b7e9da5d" data-linktype="relative-path">)</a> method once the handle
is no longer needed. In the case when the client cannot call the ElfrCloseEL
function, such as the abnormal termination of the client, this context handle
will be revoked by the server so that there will not be any resource leaks.</p><p><b>Return Values: </b>The method returns STATUS_SUCCESS
(0x00000000) on success; otherwise, it MUST return an implementation-based,
nonzero NTSTATUS value specified in <span><a href="../ms-erref/1bc92ddf-b79e-413c-bbaa-99a5281a6c90" data-linktype="relative-path">[MS-ERREF]</a></span>.</p><p>The server MUST return a value indicating success or failure
for this operation<a id="Appendix_A_Target_17"></a><a aria-label="Product behavior note 17" href="4acc4fbc-1378-4120-83d1-cfb4ae0240e0#Appendix_A_17" data-linktype="relative-path">&lt;17&gt;</a>. </p><p>This is identical to the <span><a href="4db1601c-7bc2-4d5c-8375-c58a6f8fc7e1" data-linktype="relative-path">ElfrOpenBELW (section 3.1.4.1)</a></span>
method except that the BackupFileName and UNCServerName are ANSI strings in
this case.</p></div>