Function tmpfs_alloc_directory

fs/tmpfs/fs_tmpfs.c:714–739

 ****************************************************************************/

static FAR struct tmpfs_directory_s *
tmpfs_alloc_directory(FAR struct tmpfs_directory_s *parent)
{
  FAR struct tmpfs_directory_s *tdo;

  /* Create a new zero length directory object */

  tdo = fs_heap_zalloc(sizeof(*tdo));
  if (tdo == NULL)
    {
      return NULL;
    }

  /* Initialize the new directory object */

  tdo->tdo_alloc    = 0;
  tdo->tdo_type     = TMPFS_DIRECTORY;
  tdo->tdo_refs     = 0;
  tdo->tdo_parent   = parent;
  tdo->tdo_nentries = 0;
  tdo->tdo_entry    = NULL;

  nxrmutex_init(&tdo->tdo_lock);

  return tdo;
}

/****************************************************************************
 * Name: tmpfs_create_directory