path: root/ace/Connector.cpp

// Connector.cpp
// $Id$

#if !defined (ACE_CONNECTOR_C)
#define ACE_CONNECTOR_C

#define ACE_BUILD_DLL
#include "ace/Connector.h"

// Shorthand names.
#define SH SVC_HANDLER 
#define PR_CO_1 ACE_PEER_CONNECTOR_1
#define PR_CO_2 ACE_PEER_CONNECTOR_2
#define PR_AD ACE_PEER_CONNECTOR_ADDR

ACE_ALLOC_HOOK_DEFINE(ACE_Connector)

template <class SH, PR_CO_1> void
ACE_Connector<SH, PR_CO_2>::dump (void) const
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::dump");

  ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
  ACE_DEBUG ((LM_DEBUG, "\nclosing_ = %d", this->closing_));
  ACE_DEBUG ((LM_DEBUG, "\nflags_ = %d", this->flags_));
  this->handler_map_.dump ();
  ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
}

// Bridge method for creating a SVC_HANDLER.  The strategy for
// creating a SVC_HANDLER are configured into the Acceptor via it's
// <creation_strategy_>.  The default is to create a new SVC_HANDLER.
// However, subclasses can override this strategy to perform
// SVC_HANDLER creation in any way that they like (such as creating
// subclass instances of SVC_HANDLER, using a singleton, dynamically
// linking the handler, etc.).

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::make_svc_handler (SVC_HANDLER *&sh)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::make_svc_handler");

  if (sh == 0)
    ACE_NEW_RETURN (sh, SH, -1);
  return 0;
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::activate_svc_handler (SVC_HANDLER *svc_handler)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::activate_svc_handler");
  // No errors initially
  int error = 0;

  // See if we should enable non-blocking I/O on the <svc_handler>'s
  // peer.
  if (ACE_BIT_ENABLED (this->flags_, ACE_NONBLOCK) != 0)
    {
      if (svc_handler->peer ().enable (ACE_NONBLOCK) == -1)
	error = 1;
    }
  // Otherwise, make sure it's disabled by default.
  else if (svc_handler->peer ().disable (ACE_NONBLOCK) == -1)
    error = 1;

  // We are connected now, so try to open things up.
  if (error || svc_handler->open ((void *) this) == -1)
    {
      // Make sure to close down the <svc_handler> to avoid descriptor
      // leaks.
      svc_handler->close (0);
      return -1;
    }
  else
    return 0;
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::connect_svc_handler (SVC_HANDLER *&svc_handler,
						 const PR_AD &remote_addr,
						 ACE_Time_Value *timeout,
						 const PR_AD &local_addr,
						 int reuse_addr,
						 int flags,
						 int perms)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::connect_svc_handler");

  return this->connector_.connect (svc_handler->peer (),
				   remote_addr,
				   timeout,
				   local_addr,
				   reuse_addr,
				   flags,
				   perms);
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::open (ACE_Reactor *r, int flags)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::open");
  this->reactor (r);
  this->flags_ = flags;
  this->closing_ = 0;
  return 0;
}

template <class SH, PR_CO_1> 
ACE_Connector<SH, PR_CO_2>::ACE_Connector (ACE_Reactor *r, int flags)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::ACE_Connector");
  (void) this->open (r, flags);
}

template <class SH>
ACE_Svc_Tuple<SH>::ACE_Svc_Tuple (SVC_HANDLER *sh, 
				  ACE_HANDLE handle,
				  const void *arg,
				  long id)
  : svc_handler_ (sh), 
    handle_ (handle),
    arg_ (arg),
    cancellation_id_ (id)
{
  ACE_TRACE ("ACE_Svc_Tuple<SH>::ACE_Svc_Tuple");
}

template <class SH> SVC_HANDLER *
ACE_Svc_Tuple<SH>::svc_handler (void)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::svc_handler");
  return this->svc_handler_; 
}

template <class SH> const void *
ACE_Svc_Tuple<SH>::arg (void)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::arg");
  return this->arg_;
}

template <class SH> void
ACE_Svc_Tuple<SH>::arg (const void *v)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::arg");
  this->arg_ = v;
}

template <class SH> ACE_HANDLE
ACE_Svc_Tuple<SH>::handle (void)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::handle");
  return this->handle_;
}

template <class SH> void
ACE_Svc_Tuple<SH>::handle (ACE_HANDLE h)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::handle");
  this->handle_ = h;
}

template <class SH> long
ACE_Svc_Tuple<SH>::cancellation_id (void)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::cancellation_id");
  return this->cancellation_id_;
}

template <class SH> void
ACE_Svc_Tuple<SH>::cancellation_id (long id)
{ 
  ACE_TRACE ("ACE_Svc_Tuple<SH>::cancellation_id");
  this->cancellation_id_ = id;
}

template <class SH> void
ACE_Svc_Tuple<SH>::dump (void) const
{
  ACE_TRACE ("ACE_Svc_Tuple<SH>::dump");

  ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
  ACE_DEBUG ((LM_DEBUG, "svc_handler_ = %x", this->svc_handler_));
  ACE_DEBUG ((LM_DEBUG, "\narg_ = %x", this->arg_));
  ACE_DEBUG ((LM_DEBUG, "\ncancellation_id_ = %d", this->cancellation_id_));
  ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
}

// This method is called if a connection times out before completing.
// In this case, we call our cleanup_AST() method to cleanup the
// descriptor from the ACE_Connector's table.

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::handle_timeout (const ACE_Time_Value &tv, 
					    const void *arg)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::handle_timeout");
  AST *ast = 0;

  if (this->cleanup_AST (((AST *) arg)->handle (),
			 ast) == -1)
    return -1;
  else 
    {
      ACE_ASSERT (((AST *) arg) == ast);

      // We may need this seemingly unnecessary assignment to work
      // around a bug with MSVC++?
      SH *sh = ast->svc_handler ();

      // Forward to the SVC_HANDLER the <arg> that was passed in as a
      // magic cookie during ACE_Connector::connect().  This gives the
      // SVC_HANDLER an opportunity to take corrective action (e.g.,
      // wait a few milliseconds and try to reconnect again.
      if (sh->handle_timeout (tv, ast->arg ()) == -1)
	sh->handle_close (sh->get_handle (), ACE_Event_Handler::TIMER_MASK);

      delete ast;
      return 0;
    }
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::cleanup_AST (ACE_HANDLE handle, 
					 ACE_Svc_Tuple<SH> *&ast)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::cleanup_AST");

  // Locate the ACE_Svc_Handler corresponding to the socket
  // descriptor.
  if (this->handler_map_.find (handle, ast) == -1)
    {
      // Error, entry not found in map.
      errno = ENOENT;
      ACE_ERROR_RETURN ((LM_ERROR, "%p %d not found in map\n", 
			"find", handle), -1);
    }

  // Try to remove from ACE_Timer_Queue but if it's not there we
  // ignore the error.
  this->reactor ()->cancel_timer (ast->cancellation_id ());

  // Remove ACE_HANDLE from ACE_Reactor.
  this->reactor ()->remove_handler 
    (handle, ACE_Event_Handler::ALL_EVENTS_MASK | ACE_Event_Handler::DONT_CALL);

  // Remove ACE_HANDLE from the map.
  this->handler_map_.unbind (handle);
  return 0;
}

// Called when a failure occurs during asynchronous connection
// establishment.  Simply delegate all work to this->handle_output().

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::handle_input (ACE_HANDLE h)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::handle_input");
  AST *ast = 0;
  
  if (this->cleanup_AST (h, ast) != -1)
    {
      ast->svc_handler ()->close (0);
      delete ast;
    }
  return 0; // Already removed from the ACE_Reactor.
}

// Finalize a connection established in non-blocking mode.  When a
// non-blocking connect *succeeds* the descriptor becomes enabled for
// writing...  Likewise, it is generally the case that when a
// non-blocking connect *fails* the descriptor becomes enabled for
// reading.

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::handle_output (ACE_HANDLE handle)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::handle_output");
  AST *ast = 0;

  if (this->cleanup_AST (handle, ast) == -1)
    return 0;

  ACE_ASSERT (ast != 0);   // This shouldn't happen!

  // Try to find out if the reactor uses event associations for the
  // handles it waits on. If so we need to reset it.
  int reset_new_handle = this->reactor ()->uses_event_associations ();

  if (reset_new_handle)
    this->connector_.reset_new_handle (handle);

  // Transfer ownership of the ACE_HANDLE to the SVC_HANDLER.
  ast->svc_handler ()->set_handle (handle);

  PR_AD raddr;

#if defined (ACE_HAS_BROKEN_NON_BLOCKING_CONNECTS)
  // Win32 has a timing problem - if you check to see if the
  // connection has completed too fast, it will fail - so wait 35
  // millisecond to let it catch up.
  ACE_Time_Value tv (0, ACE_OS::NON_BLOCKING_BUG_DELAY);
  ACE_OS::sleep (tv);
#endif /* ACE_HAS_BROKEN_NON_BLOCKING_CONNECTS */

  // Check to see if we're connected.
  if (ast->svc_handler ()->peer ().get_remote_addr (raddr) != -1)
    this->activate_svc_handler (ast->svc_handler ());
  else // Somethings gone wrong, so close down...
    ast->svc_handler ()->close (0);

  delete ast;
  return 0;
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::handle_exception (ACE_HANDLE h)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::handle_exception");

  return this->handle_output (h);
}

// Initiate connection to peer.  

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::connect (SH *&sh,
				     const PR_AD &remote_addr,
				     const ACE_Synch_Options &synch_options,
				     const PR_AD &local_addr,
				     int reuse_addr,
				     int flags,
				     int perms)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::connect");

  // If the user hasn't supplied us with a <SVC_HANDLER> we'll use the
  // factory method to create one.  Otherwise, things will remain as
  // they are...
  if (this->make_svc_handler (sh) == -1)
    return -1;

  ACE_Time_Value *timeout;
  int use_reactor = synch_options[ACE_Synch_Options::USE_REACTOR];

  if (use_reactor)
    timeout = (ACE_Time_Value *) &ACE_Time_Value::zero;
  else 
    timeout = (ACE_Time_Value *) synch_options.time_value ();

  // Delegate to connection strategy.
  if (this->connect_svc_handler (sh,
				 remote_addr,
				 timeout,
				 local_addr,
				 reuse_addr,
				 flags,
				 perms) == -1)
    {
      if (use_reactor && errno == EWOULDBLOCK)
	{
	  // If the connection hasn't completed and we are using
	  // non-blocking semantics then register ourselves with the
	  // ACE_Reactor so that it will call us back when the
	  // connection is complete or we timeout, whichever comes
	  // first...  Note that we needn't check the return value
	  // here because if something goes wrong that will reset
	  // errno this will be detected by the caller (since -1 is
	  // being returned...).
	  this->create_AST (sh, synch_options);
	}
      else
	{
	  // Make sure to save/restore the errno since <close> may
	  // change it.

	  int error = errno;
	  // Make sure to close down the Channel to avoid descriptor
	  // leaks.
	  sh->close (0);
	  errno = error;
	}
      return -1;
    }
  else 
    // Activate immediately if we are connected.
    return this->activate_svc_handler (sh);
}

// Initiate connection to peer.  

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::connect_n (size_t n,
				       SH *sh[],
				       PR_AD remote_addrs[],
				       const ACE_Synch_Options &synch_options)
{
  size_t i;

  for (i = 0; i < n; i++)
    if (this->connect (sh[i], remote_addrs[i], synch_options) == -1
	&& !(synch_options[ACE_Synch_Options::USE_REACTOR]
	     && errno == EWOULDBLOCK))
      return -1;

  return i;
}

// Cancel a <svc_handler> that was started asynchronously.
template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::cancel (SH *sh)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::cancel");
  MAP_ITERATOR mi (this->handler_map_);

  for (MAP_ENTRY *me = 0;
       mi.next (me) != 0; 
       mi.advance ())
    if (me->int_id_->svc_handler () == sh)
      {
	AST *ast = 0;
	this->cleanup_AST (me->ext_id_, ast);
	ACE_ASSERT (ast == me->int_id_);
	delete ast;
	return 0;
      }

  return -1;    
}

// Register the pending SVC_HANDLER with the map so that it can be
// activated later on when the connection complets.

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::create_AST (SH *sh,
					const ACE_Synch_Options &synch_options)
{
  int error = errno;
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::create_AST");
  AST *ast;

  ACE_NEW_RETURN (ast,
		  AST (sh, 
		       sh->get_handle (),
		       synch_options.arg (), -1),
		  -1);

  // Register this with the reactor for connection events.
  ACE_Reactor_Mask mask = ACE_Event_Handler::CONNECT_MASK;

  // Bind ACE_Svc_Tuple with the ACE_HANDLE we're trying to connect.
  if (this->handler_map_.bind (sh->get_handle (), ast) == -1)
    goto fail1;

  else if (this->reactor ()->register_handler (sh->get_handle (), this, mask) == -1)
    goto fail2;
  // If we're starting connection under timer control then we need to
  // schedule a timeout with the ACE_Reactor.
  else
    {
      ACE_Time_Value *tv = (ACE_Time_Value *) synch_options.time_value ();

      if (tv != 0)
	{
	  int cancellation_id =
	    this->reactor ()->schedule_timer 
	      (this, (const void *) ast, *tv);
	  if (cancellation_id == -1)
	    goto fail3;

	  ast->cancellation_id (cancellation_id);
	  // Reset this because something might have gone wrong
	  // elsewhere...
          errno = error;
	  return 0;
	}
      else
	{
	  // Reset this because something might have gone wrong
	  // elsewhere...
          errno = error; // EWOULDBLOCK
	  return 0; // Ok, everything worked just fine...
	}
    }

  // Undo previous actions using the ol' "goto label and fallthru"
  // trick...
fail3:
  this->reactor ()->remove_handler (this, 
				    mask | ACE_Event_Handler::DONT_CALL);
  /* FALLTHRU */
fail2:
  this->handler_map_.unbind (sh->get_handle ());
  /* FALLTHRU */
fail1:

  // Close the svc_handler
  sh->close (0);

  delete ast;
  return -1;
}

// Terminate the Client ACE_Connector by iterating over any
// unconnected ACE_Svc_Handler's and removing them from the
// ACE_Reactor.  Note that we can't call handle_close() back at this
// point since we own these things and we'll just get called
// recursively!

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::close (void)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::close");
  return this->handle_close ();
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::handle_close (ACE_HANDLE, ACE_Reactor_Mask mask)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::handle_close");

  if (this->reactor () != 0 && this->closing_ == 0)
    {
      // We're closing down now, so make sure not to call ourselves
      // recursively via other calls to handle_close() (e.g., from the
      // Timer_Queue).
      this->closing_ = 1;

      // Remove all timer objects associated with <this> object from
      // the <Reactor>'s Timer_Queue.
      this->reactor ()->cancel_timer (this);

      MAP_ITERATOR mi (this->handler_map_);

      // Iterate through the map and shut down all the pending handlers.

      for (MAP_ENTRY *me = 0;
	   mi.next (me) != 0; 
	   mi.advance ())
	{
	  this->reactor ()->remove_handler (me->ext_id_, 
					    mask | ACE_Event_Handler::DONT_CALL);

	  AST *ast = 0;
	  this->cleanup_AST (me->ext_id_, ast);

	  // Close the svc_handler
	  ACE_ASSERT (ast == me->int_id_);
	  me->int_id_->svc_handler ()->close (0);

	  delete ast;
	}
    }

  return 0;
}
template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::fini (void)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::fini");
  // Make sure we call our handle_close(), not a subclass's!
  return ACE_Connector<SH, PR_CO_2>::handle_close ();
}

// Hook called by the explicit dynamic linking facility. 

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::init (int, char *[])
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::init");
  return -1;
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::suspend (void)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::suspend");
  return -1;
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::resume (void)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::resume");
  return -1;
}

template <class SH, PR_CO_1> int
ACE_Connector<SH, PR_CO_2>::info (char **strp, size_t length) const
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::info");
  char buf[BUFSIZ];

  ACE_OS::sprintf (buf,
		   "%s\t %s",
		   "ACE_Connector",
		   "# connector factory\n");

  if (*strp == 0 && (*strp = ACE_OS::strdup (buf)) == 0)
    return -1;
  else
    ACE_OS::strncpy (*strp, buf, length);
  return ACE_OS::strlen (buf);
}

template <class SH, PR_CO_1>
ACE_Connector<SH, PR_CO_2>::~ACE_Connector (void)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::~ACE_Connector");
  // We will call our handle_close(), not a subclass's, due to the way
  // that C++ destructors work.
  this->handle_close ();
}

template <class SH, PR_CO_1> int
ACE_Strategy_Connector<SH, PR_CO_2>::open (ACE_Reactor *r, int flags)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::open");
  return this->open (r, 0, 0, 0, flags);
}

template <class SH, PR_CO_1> int
ACE_Strategy_Connector<SH, PR_CO_2>::open
  (ACE_Reactor *r,
   ACE_Creation_Strategy<SVC_HANDLER> *cre_s,
   ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2> *conn_s,
   ACE_Concurrency_Strategy<SVC_HANDLER> *con_s,
   int flags)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::open");

  this->reactor (r);

  // @@ Not implemented yet.
  // this->flags_ = flags;
  ACE_UNUSED_ARG (flags);

  // Initialize the creation strategy.

  if (cre_s == 0)
    {
      ACE_NEW_RETURN (cre_s, CREATION_STRATEGY, -1);
      this->delete_creation_strategy_ = 1;
    }
  this->creation_strategy_ = cre_s;

  // Initialize the accept strategy.

  if (conn_s == 0)
    {
      ACE_NEW_RETURN (conn_s, CONNECT_STRATEGY, -1);
      this->delete_connect_strategy_ = 1;
    }
  this->connect_strategy_ = conn_s;

  // Initialize the concurrency strategy.

  if (con_s == 0)
    {
      ACE_NEW_RETURN (con_s, CONCURRENCY_STRATEGY, -1);
      this->delete_concurrency_strategy_ = 1;
    }
  this->concurrency_strategy_ = con_s;

  return 0;
}

template <class SH, PR_CO_1> 
ACE_Strategy_Connector<SH, PR_CO_2>::ACE_Strategy_Connector 
  (ACE_Reactor *reactor,
   ACE_Creation_Strategy<SVC_HANDLER> *cre_s,
   ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2> *conn_s,
   ACE_Concurrency_Strategy<SVC_HANDLER> *con_s, 
   int flags)
    : creation_strategy_ (0),
      delete_creation_strategy_ (0),
      connect_strategy_ (0),
      delete_connect_strategy_ (0),
      concurrency_strategy_ (0),
      delete_concurrency_strategy_ (0)
{
  ACE_TRACE ("ACE_Connector<SH, PR_CO_2>::ACE_Connector");

  if (this->open (reactor, cre_s, conn_s, con_s, flags) == -1)
    ACE_ERROR ((LM_ERROR, "%p\n", "ACE_Strategy_Connector::ACE_Strategy_Connector"));
}

template <class SH, PR_CO_1> 
ACE_Strategy_Connector<SH, PR_CO_2>::~ACE_Strategy_Connector (void)
{
  ACE_TRACE ("ACE_Strategy_Connector<SH, PR_CO_2>::~ACE_Strategy_Connector");

  if (this->delete_creation_strategy_)
    delete this->creation_strategy_;
  this->delete_creation_strategy_ = 0;
  this->creation_strategy_ = 0;

  if (this->delete_connect_strategy_)
    delete this->connect_strategy_;
  this->delete_connect_strategy_ = 0;
  this->connect_strategy_ = 0;

  if (this->delete_concurrency_strategy_)
    delete this->concurrency_strategy_;
  this->delete_concurrency_strategy_ = 0;
  this->concurrency_strategy_ = 0;
}

template <class SH, PR_CO_1> int
ACE_Strategy_Connector<SH, PR_CO_2>::make_svc_handler (SVC_HANDLER *&sh)
{
  return this->creation_strategy_->make_svc_handler (sh);
}

template <class SH, PR_CO_1> int 
ACE_Strategy_Connector<SH, PR_CO_2>::connect_svc_handler 
  (SVC_HANDLER *&sh,
   const ACE_PEER_CONNECTOR_ADDR &remote_addr,
   ACE_Time_Value *timeout,
   const ACE_PEER_CONNECTOR_ADDR &local_addr,
   int reuse_addr,
   int flags,
   int perms)
{
  return this->connect_strategy_->connect_svc_handler (sh,
						       remote_addr, 
						       timeout,
						       local_addr,
						       reuse_addr,
						       flags,
						       perms);
}

template <class SH, PR_CO_1> int
ACE_Strategy_Connector<SH, PR_CO_2>::activate_svc_handler (SVC_HANDLER *svc_handler)
{
  return this->concurrency_strategy_->activate_svc_handler (svc_handler);
}

#undef SH
#undef PR_CO_1
#undef PR_CO_2
#endif /* ACE_CONNECTOR_C */