TAO_PortableGroup: TAO_UIPMC_Mcast_Connection

TAO_BEGIN_VERSIONED_NAMESPACE_DECL TAO_UIPMC_Mcast_Connection_Handler::TAO_UIPMC_Mcast_Connection_Handler ( ACE_Thread_Manager * t = 0 )

Definition at line 28 of file UIPMC_Mcast_Connection_Handler.cpp.

References ACE_ASSERT.

00030   : TAO_UIPMC_MCAST_SVC_HANDLER (t, 0 , 0),
00031     TAO_Connection_Handler (0)
00032 {
00033   // This constructor should *never* get called, it is just here to
00034   // make the compiler happy: the default implementation of the
00035   // Creation_Strategy requires a constructor with that signature, we
00036   // don't use that implementation, but some (most?) compilers
00037   // instantiate it anyway.
00038   ACE_ASSERT (0);
00039 }

TAO_UIPMC_Mcast_Connection_Handler::TAO_UIPMC_Mcast_Connection_Handler ( TAO_ORB_Core * orb_core )

Constructor. <arg> parameter is used by the Acceptor to pass the protocol configuration properties for this connection.

Definition at line 41 of file UIPMC_Mcast_Connection_Handler.cpp.

References ACE_NEW, TAO_Connection_Handler::orb_core(), and TAO_Connection_Handler::transport().

00043   : TAO_UIPMC_MCAST_SVC_HANDLER (orb_core->thr_mgr (), 0, 0),
00044     TAO_Connection_Handler (orb_core)
00045 {
00046   UIPMC_MULTICAST_TRANSPORT* specific_transport = 0;
00047   ACE_NEW(specific_transport,
00048           UIPMC_MULTICAST_TRANSPORT (this, orb_core));
00049 
00050   // store this pointer (indirectly increment ref count)
00051   this->transport (specific_transport);
00052 }

TAO_UIPMC_Mcast_Connection_Handler::~TAO_UIPMC_Mcast_Connection_Handler ( void )

Destructor.

Definition at line 54 of file UIPMC_Mcast_Connection_Handler.cpp.

References ACE_ERROR, ACE_TEXT(), LM_ERROR, release_os_resources(), TAO_debug_level, and TAO_Connection_Handler::transport().

00055 {
00056   delete this->transport ();
00057   int const result =
00058     this->release_os_resources ();
00059 
00060   if (result == -1 && TAO_debug_level)
00061     {
00062       ACE_ERROR ((LM_ERROR,
00063                   ACE_TEXT("TAO (%P|%t) - UIPMC_Mcast_Connection_Handler::")
00064                   ACE_TEXT("~UIPMC_Mcast_Connection_Handler, ")
00065                   ACE_TEXT("release_os_resources() failed %m\n")));
00066     }
00067 }

int TAO_UIPMC_Mcast_Connection_Handler::add_transport_to_cache ( void )

Add ourselves to Cache.

Definition at line 210 of file UIPMC_Mcast_Connection_Handler.cpp.

References addr(), TAO_ORB_Core::lane_resources(), TAO_Connection_Handler::orb_core(), and TAO_Thread_Lane_Resources::transport_cache().

00211 {
00212   ACE_INET_Addr addr;
00213 
00214   // This function is called by the acceptor to add this
00215   // transport to the transport cache.  This is really
00216   // important for proper shutdown.  The address used
00217   // is irrelevent, since UIPMC is connectionless.
00218 
00219   // Construct a UIPMC_Endpoint object.
00220   TAO_UIPMC_Endpoint endpoint (addr);
00221 
00222   // Construct a property object
00223   TAO_Base_Transport_Property prop (&endpoint);
00224 
00225   // Add the handler to Cache
00226   return this->orb_core ()->lane_resources ()
00227           .transport_cache ().cache_transport (&prop,
00228                                                this->transport ());
00229 }

void TAO_UIPMC_Mcast_Connection_Handler::addr ( const ACE_INET_Addr & addr )

Definition at line 76 of file UIPMC_Mcast_Connection_Handler.cpp.

References addr(), and addr_.

00077 {
00078   this->addr_ = addr;
00079 }

const ACE_INET_Addr & TAO_UIPMC_Mcast_Connection_Handler::addr ( void )

Definition at line 70 of file UIPMC_Mcast_Connection_Handler.cpp.

References addr_.

Referenced by add_transport_to_cache(), addr(), and local_addr().

00071 {
00072   return this->addr_;
00073 }

int TAO_UIPMC_Mcast_Connection_Handler::close ( u_long = 0 )

Close called by the Acceptor or Connector when connection establishment fails.

Definition at line 198 of file UIPMC_Mcast_Connection_Handler.cpp.

References TAO_Connection_Handler::close_handler().

Referenced by handle_timeout(), and TAO_UIPMC_Acceptor::open_i().

00199 {
00200   return this->close_handler ();
00201 }

int TAO_UIPMC_Mcast_Connection_Handler::close_connection ( void ) [virtual]

Implements TAO_Connection_Handler.

Definition at line 136 of file UIPMC_Mcast_Connection_Handler.cpp.

References TAO_Connection_Handler::close_connection_eh().

Referenced by handle_output().

00137 {
00138   return this->close_connection_eh (this);
00139 }

int TAO_UIPMC_Mcast_Connection_Handler::handle_close	(	ACE_HANDLE	,
		ACE_Reactor_Mask
	)			`[virtual]`

Definition at line 186 of file UIPMC_Mcast_Connection_Handler.cpp.

00188 {
00189   // No asserts here since the handler is registered with the Reactor
00190   // and the handler ownership is given to the Reactor.  When the
00191   // Reactor closes, it will call handle_close() on the handler.  It
00192   // is however important to overwrite handle_close() to do nothing
00193   // since the base class does too much.
00194   return 0;
00195 }

int TAO_UIPMC_Mcast_Connection_Handler::handle_input ( ACE_HANDLE ) [virtual]

Implements TAO_Connection_Handler.

Definition at line 142 of file UIPMC_Mcast_Connection_Handler.cpp.

References TAO_Connection_Handler::handle_input_eh().

00143 {
00144   return this->handle_input_eh (h, this);
00145 }

int TAO_UIPMC_Mcast_Connection_Handler::handle_output ( ACE_HANDLE ) [virtual]

Definition at line 148 of file UIPMC_Mcast_Connection_Handler.cpp.

References close_connection(), and TAO_Connection_Handler::handle_output_eh().

00149 {
00150   int result =
00151     this->handle_output_eh (handle, this);
00152 
00153   if (result == -1)
00154     {
00155       this->close_connection ();
00156       return 0;
00157     }
00158 
00159   return result;
00160 }

int TAO_UIPMC_Mcast_Connection_Handler::handle_timeout	(	const ACE_Time_Value &	current_time,
		const void *	act = `0`
	)			`[virtual]`

Definition at line 163 of file UIPMC_Mcast_Connection_Handler.cpp.

References close(), TAO_LF_Event::LFS_TIMEOUT, and TAO_LF_Event::reset_state().

00165 {
00166   // Using this to ensure this instance will be deleted (if necessary)
00167   // only after reset_state(). Without this, when this refcount==1 -
00168   // the call to close() will cause a call to remove_reference() which
00169   // will delete this. At that point this->reset_state() is in no
00170   // man's territory and that causes SEGV on some platforms (Windows!)
00171 
00172   TAO_Auto_Reference<TAO_UIPMC_Mcast_Connection_Handler> safeguard (*this);
00173 
00174   // NOTE: Perhaps not the best solution, as it feels like the upper
00175   // layers should be responsible for this?
00176 
00177   // We don't use this upcall for I/O.  This is only used by the
00178   // Connector to indicate that the connection timedout.  Therefore,
00179   // we should call close().
00180   int ret = this->close ();
00181   this->reset_state (TAO_LF_Event::LFS_TIMEOUT);
00182   return ret;
00183 }

void TAO_UIPMC_Mcast_Connection_Handler::local_addr ( const ACE_INET_Addr & addr )

Definition at line 88 of file UIPMC_Mcast_Connection_Handler.cpp.

References addr(), and local_addr_.

00089 {
00090   local_addr_ = addr;
00091 }

const ACE_INET_Addr & TAO_UIPMC_Mcast_Connection_Handler::local_addr ( void )

Definition at line 82 of file UIPMC_Mcast_Connection_Handler.cpp.

References local_addr_.

Referenced by TAO_UIPMC_Acceptor::open_i().

00083 {
00084   return local_addr_;
00085 }

int TAO_UIPMC_Mcast_Connection_Handler::open ( void * ) [virtual]

Definition at line 110 of file UIPMC_Mcast_Connection_Handler.cpp.

References ACE_DEBUG, ACE_TEXT(), ACE_INET_Addr::get_port_number(), TAO_Transport::id(), LM_DEBUG, local_addr_, TAO_debug_level, and TAO_Connection_Handler::transport().

Referenced by open_handler(), and TAO_UIPMC_Acceptor::open_i().

00111 {
00112   this->peer ().join (this->local_addr_);
00113 
00114   if (TAO_debug_level > 5)
00115   {
00116      ACE_DEBUG ((LM_DEBUG,
00117                  ACE_TEXT("TAO (%P|%t) - UIPMC_Mcast_Connection_Handler::open_server, ")
00118                  ACE_TEXT("subcribed to multicast group at %s:%d\n"),
00119                  this->local_addr_.get_host_addr (),
00120                  this->local_addr_.get_port_number ()
00121                ));
00122   }
00123 
00124   this->transport ()->id ((size_t) this->peer ().get_handle ());
00125 
00126   return 0;
00127 }

int TAO_UIPMC_Mcast_Connection_Handler::open_handler ( void * v ) [virtual]

Implements TAO_Connection_Handler.

Definition at line 104 of file UIPMC_Mcast_Connection_Handler.cpp.

References open().

00105 {
00106   return this->open (v);
00107 }

int TAO_UIPMC_Mcast_Connection_Handler::release_os_resources ( void ) [protected, virtual]

Reimplemented from TAO_Connection_Handler.

Definition at line 204 of file UIPMC_Mcast_Connection_Handler.cpp.

Referenced by ~TAO_UIPMC_Mcast_Connection_Handler().

00205 {
00206   return this->peer ().close ();
00207 }

int TAO_UIPMC_Mcast_Connection_Handler::resume_handler ( void ) [virtual]

Definition at line 130 of file UIPMC_Mcast_Connection_Handler.cpp.

References ACE_Event_Handler::ACE_APPLICATION_RESUMES_HANDLER.

00131 {
00132   return ACE_Event_Handler::ACE_APPLICATION_RESUMES_HANDLER;
00133 }

ssize_t TAO_UIPMC_Mcast_Connection_Handler::send	(	const iovec	iov[],
		int	n,
		const ACE_Addr &	addr,
		int	flags = `0`
	)			const

This is only to be able to use client and server connection handlers in the same way in transport.

Definition at line 94 of file UIPMC_Mcast_Connection_Handler.cpp.

References ACE_ASSERT.

00098 {
00099   ACE_ASSERT (0);
00100   return -1;
00101 }

ACE_INET_Addr TAO_UIPMC_Mcast_Connection_Handler::addr_ [protected]

Definition at line 118 of file UIPMC_Mcast_Connection_Handler.h.

Referenced by addr().

ACE_INET_Addr TAO_UIPMC_Mcast_Connection_Handler::local_addr_ [protected]

Definition at line 121 of file UIPMC_Mcast_Connection_Handler.h.

Referenced by local_addr(), and open().


Public Member Functions
	TAO_UIPMC_Mcast_Connection_Handler (ACE_Thread_Manager *t=0)
	TAO_UIPMC_Mcast_Connection_Handler (TAO_ORB_Core *orb_core)
	~TAO_UIPMC_Mcast_Connection_Handler (void)
	Destructor.
int	close (u_long=0)
int	add_transport_to_cache (void)
	Add ourselves to Cache.
const ACE_INET_Addr &	addr (void)
void	addr (const ACE_INET_Addr &addr)
const ACE_INET_Addr &	local_addr (void)
void	local_addr (const ACE_INET_Addr &addr)
ssize_t	send (const iovec iov[], int n, const ACE_Addr &addr, int flags=0) const
Connection Handler overloads
virtual int	open_handler (void *v)
Event Handler overloads
virtual int	resume_handler (void)
virtual int	close_connection (void)
virtual int	handle_input (ACE_HANDLE)
virtual int	handle_output (ACE_HANDLE)
virtual int	handle_close (ACE_HANDLE, ACE_Reactor_Mask)
virtual int	handle_timeout (const ACE_Time_Value &current_time, const void *act=0)
virtual int	open (void *)
Protected Member Functions
TAO_Connection Handler overloads
virtual int	release_os_resources (void)
Protected Attributes
ACE_INET_Addr	addr_
ACE_INET_Addr	local_addr_

TAO_UIPMC_Mcast_Connection_Handler Class Reference

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation