C++ (Cpp) inode_get_parent Examples

Example #1

File: directory.c Project: IVY-bug/pintos4-1

bool
dir_get_parent (struct dir *dir, struct inode **inode)
{
    block_sector_t sector = inode_get_parent (dir_get_inode(dir));
    *inode  = inode_open(sector);
    return *inode != NULL;
}

Example #2

File: filesys.c Project: goodahn/cs330_OperatingSystem

bool filesys_chdir(const char *name)
{
  bool success=false;
  struct inode *inode = NULL;
  struct thread *t = thread_current();
  char *file_name = get_file_name(name);
  struct dir *dir = get_directory(name);
//  printf("lookup start\n");
  if (dir != NULL)
  {
    if( strcmp(file_name,".")==0)
    {
      t->curr_dir = dir_reopen(dir);
      free(file_name);
      return true;
    }
    else if(strcmp(file_name,"..")==0)
    {
      if( inode_get_inumber(dir_get_inode(dir))==1 )
      {
        t->curr_dir = dir_open(inode_open(1));
        free(file_name);
        dir_close(dir);
        return true;
      }
      else
      {
        t->curr_dir = dir_open( inode_open(inode_get_parent(dir_get_inode(dir))));
        free(file_name);
        dir_close(dir);
        return true;
      }
    }
    success=dir_lookup (dir, file_name, &inode);
  }
  dir_close (dir);
  if(success)
  {
    t->curr_dir = dir_open(inode);
  }
  free(file_name);
/*  printf("changed dir sector: %d\n",inode_get_inumber(dir_get_inode(t->curr_dir)));
  printf("value %d\n",inode_get_data(dir_get_inode(t->curr_dir),0));*/
  return success;
}