<div class="content" name="BitMaskRestriction_r" uuid="d289ee65-fba6-4666-a007-1c4fbea0cffa"><p>The BitMaskRestriction_r structure is an encoding of the <b>BitMaskRestriction</b>
data structure defined in <a href="/en-us/openspecs/exchange_server_protocols/MS-OXCDATA/1afa0cd9-b1a0-4520-b623-bf15030af5d8" data-linktype="absolute-path">[MS-OXCDATA]</a>.
The semantic meaning is unchanged from the <b>BitMaskRestriction</b> data
structure.</p><dl>
<dd>
<div><pre> typedef struct _BitMaskRestriction_r {
   DWORD relBMR;
   DWORD ulPropTag;
   DWORD ulMask;
 } BitMaskRestriction_r;
</pre></div>
</dd></dl><p><b>relBMR:</b>  Encodes the <b>BitmapRelOp</b>
field of the <b>BitMaskRestriction</b> data structure.</p><p><b>ulPropTag:</b>  Encodes the <b>PropTag</b>
field of the <b>BitMaskRestriction</b> data structure.</p><p><b>ulMask:</b>  Encodes the <b>Mask</b>
field of the <b>BitMaskRestriction</b> data structure.</p></div>