The SESSION_INFO_0_CONTAINER structure contains a value that indicates the number of entries that the NetrSessionEnum method returns and a pointer to the buffer that contains the entries.

 typedef struct _SESSION_INFO_0_CONTAINER {
   DWORD EntriesRead;
   [size_is(EntriesRead)] LPSESSION_INFO_0 Buffer;
 } SESSION_INFO_0_CONTAINER,
  *PSESSION_INFO_0_CONTAINER,
  *LPSESSION_INFO_0_CONTAINER;

EntriesRead: The number of entries returned by the method.

Buffer: A pointer to the SESSION_INFO_0 entries returned by the method.