Method do_io_close

src/iocore/net/UnixNetVConnection.cc:262–307

}

void
UnixNetVConnection::do_io_close(int alerrno /* = -1 */)
{
  // The vio continuations will be cleared in ::clear called from ::free_thread
  read.enabled    = 0;
  write.enabled   = 0;
  read.vio.nbytes = 0;
  read.vio.op     = VIO::NONE;

  if (netvc_context == NET_VCONNECTION_OUT) {
    // do not clear the iobufs yet to guard
    // against race condition with session pool closing
    Dbg(dbg_ctl_iocore_net, "delay vio buffer clear to protect against  race for vc %p", this);
  } else {
    // may be okay to delay for all VCs?
    read.vio.buffer.clear();
    write.vio.buffer.clear();
  }

  write.vio.nbytes = 0;
  write.vio.op     = VIO::NONE;

  EThread *t            = this_ethread();
  bool     close_inline = !recursion && (!nh || nh->mutex->thread_holding == t);

  INK_WRITE_MEMORY_BARRIER;
  if (alerrno && alerrno != -1) {
    this->lerrno = alerrno;
  }

  // Must mark for closed last in case this is a
  // cross thread migration scenario.
  if (alerrno == -1) {
    closed = 1;
  } else {
    closed = -1;
  }

  if (close_inline) {
    if (nh) {
      nh->free_netevent(this);
    } else {
      this->free_thread(t);
    }
  }
}

void
UnixNetVConnection::do_io_shutdown(ShutdownHowTo_t howto)