<div class="content"><p>The VSS_DIFF_VOLUME_PROP structure defines the properties of
a <a href="726a3dc9-844e-44c8-9527-236c3bd52dff#gt_9abab753-55aa-4455-bb21-7b51a32654fa" data-linktype="relative-path">shadow copy storage volume</a>.</p><dl>
<dd>
<div><pre> typedef struct _VSS_DIFF_VOLUME_PROP {
   VSS_PWSZ m_pwszVolumeName;
   VSS_PWSZ m_pwszVolumeDisplayName;
   LONGLONG m_llVolumeFreeSpace;
   LONGLONG m_llVolumeTotalSpace;
 } VSS_DIFF_VOLUME_PROP;
</pre></div>
</dd></dl><p><b>m_pwszVolumeName:</b>  A null-terminated
character string that contains the <a href="726a3dc9-844e-44c8-9527-236c3bd52dff#gt_ae3b4c60-05dc-4011-bd62-753ef23bb3cd" data-linktype="relative-path">volume mount name</a> of the <a href="726a3dc9-844e-44c8-9527-236c3bd52dff#gt_9a876829-33a1-4f0b-8b81-8552b7e5561c" data-linktype="relative-path">volume</a>.</p><p><b>m_pwszVolumeDisplayName:</b>  A
null-terminated character string that contains one of the <a href="726a3dc9-844e-44c8-9527-236c3bd52dff#gt_513fcb37-059f-475c-a13d-e89b302f8ae8" data-linktype="relative-path">mount point</a> <a href="726a3dc9-844e-44c8-9527-236c3bd52dff#gt_2cd71385-2d9c-4ab8-bf4a-7b258816d613" data-linktype="relative-path">paths</a> for the volume. If
the volume has no mount points, the string MUST be equal to <b>m_pwszVolumeName</b>.</p><p><b>m_llVolumeFreeSpace:</b>  The amount of <a href="726a3dc9-844e-44c8-9527-236c3bd52dff#gt_4932fda9-4823-4a72-b4e7-629f89d8fd90" data-linktype="relative-path">free space</a>, in <a href="../ms-dtyp/d7edc080-e499-4219-a837-1bc40b64bb04" data-linktype="relative-path">BYTEs</a>,
on the volume.</p><p><b>m_llVolumeTotalSpace:</b>  The total
size, in BYTEs, of the volume.</p></div>