C++ (Cpp) Result::accept_handle Examples

Example #1

File: Asynch_Acceptor.cpp Project: AdrElecTro/CactusEMU

template <class HANDLER> void
ACE_Asynch_Acceptor<HANDLER>::parse_address (const
                                             ACE_Asynch_Accept::Result &result,
                                             ACE_INET_Addr &remote_address,
                                             ACE_INET_Addr &local_address)
{
  ACE_TRACE ("ACE_Asynch_Acceptor<>::parse_address");

#if defined (ACE_HAS_AIO_CALLS)

  // Use an ACE_SOCK to get the addresses - it knows how to deal with
  // ACE_INET_Addr objects and get IPv4/v6 addresses.
  ACE_SOCK_Stream str (result.accept_handle ());
  str.get_local_addr (local_address);
  str.get_remote_addr (remote_address);

#elif defined (ACE_HAS_WINSOCK2) && (ACE_HAS_WINSOCK2 != 0)

  ACE_Message_Block &message_block = result.message_block ();

  sockaddr *local_addr = 0;
  sockaddr *remote_addr = 0;
  int local_size = 0;
  int remote_size = 0;
  // This matches setup in accept().
  size_t addr_size = sizeof (sockaddr_in) + 16;
#if defined (ACE_HAS_IPV6)
  if (this->addr_family_ == PF_INET6)
    addr_size = sizeof (sockaddr_in6) + 16;
#endif /* ACE_HAS_IPV6 */

  ::GetAcceptExSockaddrs (message_block.rd_ptr (),
                          static_cast<DWORD> (this->bytes_to_read_),
                          static_cast<DWORD> (addr_size),
                          static_cast<DWORD> (addr_size),
                          &local_addr,
                          &local_size,
                          &remote_addr,
                          &remote_size);

  local_address.set (reinterpret_cast<sockaddr_in *> (local_addr),
                     local_size);
  remote_address.set (reinterpret_cast<sockaddr_in *> (remote_addr),
                      remote_size);
#else
  // just in case
  errno = ENOTSUP;
#endif /* defined (ACE_HAS_WINSOCK2) && (ACE_HAS_WINSOCK2 != 0) */
  return;
}

Example #2

File: IO_Handler.cpp Project: DOCGroup/ACE_TAO

void
JAWS_Asynch_Handler::handle_accept (const ACE_Asynch_Accept::Result &result)
{
  JAWS_TRACE ("JAWS_Asynch_Handler::handle_accept");
  this->dispatch_handler ();

  if (result.success ())
    {
      JAWS_TRACE ("JAWS_Asynch_Handler::handle_accept, success");
      this->handler ()->accept_complete (result.accept_handle ());
    }
  else
    this->handler ()->accept_error ();

}

Example #3

File: Asynch_Acceptor.cpp Project: AdrElecTro/CactusEMU

template <class HANDLER> void
ACE_Asynch_Acceptor<HANDLER>::handle_accept (const ACE_Asynch_Accept::Result &result)
{
  ACE_TRACE ("ACE_Asynch_Acceptor<>::handle_accept");

  // Variable for error tracking
  int error = 0;

  // If the asynchronous accept fails.
  if (!result.success () || result.accept_handle () == ACE_INVALID_HANDLE)
    {
      error = 1;
    }

#if defined (ACE_WIN32)
  // In order to use accept handle with other Window Sockets 1.1
  // functions, we call the setsockopt function with the
  // SO_UPDATE_ACCEPT_CONTEXT option. This option initializes the
  // socket so that other Windows Sockets routines to access the
  // socket correctly.
  if (!error &&
      ACE_OS::setsockopt (result.accept_handle (),
                          SOL_SOCKET,
                          SO_UPDATE_ACCEPT_CONTEXT,
                          (char *) &this->listen_handle_,
                          sizeof (this->listen_handle_)) == -1)
    {
      error = 1;
    }
#endif /* ACE_WIN32 */

  // Parse address.
  ACE_INET_Addr local_address;
  ACE_INET_Addr remote_address;
  if (!error &&
      (this->validate_new_connection_ || this->pass_addresses_))
    // Parse the addresses.
    this->parse_address (result,
                         remote_address,
                         local_address);

  // Validate remote address
  if (!error &&
      this->validate_new_connection_ &&
      (this->validate_connection (result, remote_address, local_address) == -1))
    {
      error = 1;
    }

  HANDLER *new_handler = 0;
  if (!error)
    {
      // The Template method
      new_handler = this->make_handler ();
      if (new_handler == 0)
        {
          error = 1;
        }
    }

  // If no errors
  if (!error)
    {
      // Update the Proactor.
      new_handler->proactor (this->proactor ());

      // Pass the addresses
      if (this->pass_addresses_)
        new_handler->addresses (remote_address,
                                local_address);

      // Pass the ACT
      if (result.act () != 0)
        new_handler->act (result.act ());

      // Set up the handler's new handle value
      new_handler->handle (result.accept_handle ());

      // Initiate the handler
      new_handler->open (result.accept_handle (),
                         result.message_block ());
    }

  // On failure, no choice but to close the socket
  if (error &&
      result.accept_handle() != ACE_INVALID_HANDLE )
    ACE_OS::closesocket (result.accept_handle ());

  // Delete the dynamically allocated message_block
  result.message_block ().release ();

  // Start off another asynchronous accept to keep the backlog going,
  // unless we closed the listen socket already (from the destructor),
  // or this callback is the result of a canceled/aborted accept.
  if (this->should_reissue_accept () &&
      this->listen_handle_ != ACE_INVALID_HANDLE
#if defined (ACE_WIN32)
      && result.error () != ERROR_OPERATION_ABORTED
#else
      && result.error () != ECANCELED
#endif
      )
    this->accept (this->bytes_to_read_, result.act ());
}