Method readdir_r_cb

src/client/Client.cc:9984–10020

}

int Client::readdir_r_cb(dir_result_t* d,
  add_dirent_cb_t cb,
  void* p,
  unsigned want,
  unsigned flags,
  bool getref)
{
  auto fill_readdir_cb = [](dir_result_t* dirp,
			    MetaRequest* req,
			    InodeRef& diri,
			    frag_t fg) {
    filepath path;
    diri->make_nosnap_relative_path(path);
    req->set_filepath(path);
    req->set_inode(diri.get());
    req->head.args.readdir.frag = fg;
    req->head.args.readdir.flags = CEPH_READDIR_REPLY_BITFLAGS;
    if (dirp->last_name.length()) {
      req->path2.set_path(dirp->last_name);
    } else if (dirp->hash_order()) {
      req->head.args.readdir.offset_hash = dirp->offset_high();
    }
    req->dirp = dirp;
  };
  int op = CEPH_MDS_OP_READDIR;
  if (d->inode && d->inode->snapid == CEPH_SNAPDIR)
    op = CEPH_MDS_OP_LSSNAP;
  return _readdir_r_cb(op,
    d,
    cb,
    fill_readdir_cb,
    p,
    want,
    flags,
    getref,
    false);
}

//
// NB: this is used for both readdir and readdir_snapdiff results processing