The FILE_INFO_3_CONTAINER structure contains a value that indicates the number of entries that the NetrFileEnum method returns and a pointer to the buffer that contains the entries.

 typedef struct _FILE_INFO_3_CONTAINER {
   DWORD EntriesRead;
   [size_is(EntriesRead)] LPFILE_INFO_3 Buffer;
 } FILE_INFO_3_CONTAINER,
  *PFILE_INFO_3_CONTAINER,
  *LPFILE_INFO_3_CONTAINER;

EntriesRead: The number of entries returned by the method.

Buffer: A pointer to the FILE_INFO_3 entries returned by the method.