Inheritance diagram for OpenDDS::DCPS::ShmemTransport::ReadTask:

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Collaboration diagram for OpenDDS::DCPS::ShmemTransport::ReadTask:

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Public Member Functions
	ReadTask (ShmemTransport *outer, ACE_sema_t semaphore)

int	svc ()

void	stop ()

void	signal_semaphore ()

Public Member Functions inherited from ACE_Task_Base
	ACE_Task_Base (ACE_Thread_Manager *=0)

virtual	~ACE_Task_Base (void)

virtual int	open (void *args=0)

virtual int	close (u_long flags=0)

virtual int	module_closed (void)

virtual int	put (ACE_Message_Block , ACE_Time_Value =0)

virtual int	activate (long flags=THR_NEW_LWP\|THR_JOINABLE\|THR_INHERIT_SCHED, int n_threads=1, int force_active=0, long priority=ACE_DEFAULT_THREAD_PRIORITY, int grp_id=-1, ACE_Task_Base task=0, ACE_hthread_t thread_handles[]=0, void stack[]=0, size_t stack_size[]=0, ACE_thread_t thread_ids[]=0, const char *thr_name[]=0)

virtual int	wait (void)

virtual int	suspend (void)

virtual int	resume (void)

int	grp_id (void) const

void	grp_id (int)

ACE_Thread_Manager *	thr_mgr (void) const

void	thr_mgr (ACE_Thread_Manager *)

int	is_reader (void) const

int	is_writer (void) const

size_t	thr_count (void) const

ACE_thread_t	last_thread (void) const

Public Member Functions inherited from ACE_Service_Object
	ACE_Service_Object (ACE_Reactor *=0)

virtual	~ACE_Service_Object (void)

Public Member Functions inherited from ACE_Event_Handler
virtual	~ACE_Event_Handler (void)

virtual ACE_HANDLE	get_handle (void) const

virtual void	set_handle (ACE_HANDLE)

virtual int	priority (void) const

virtual void	priority (int priority)

virtual int	handle_input (ACE_HANDLE fd=ACE_INVALID_HANDLE)

virtual int	handle_output (ACE_HANDLE fd=ACE_INVALID_HANDLE)

virtual int	handle_exception (ACE_HANDLE fd=ACE_INVALID_HANDLE)

virtual int	handle_timeout (const ACE_Time_Value &current_time, const void *act=0)

virtual int	handle_exit (ACE_Process *)

virtual int	handle_close (ACE_HANDLE handle, ACE_Reactor_Mask close_mask)

virtual int	handle_signal (int signum, siginfo_t =0, ucontext_t =0)

virtual int	resume_handler (void)

virtual int	handle_qos (ACE_HANDLE=ACE_INVALID_HANDLE)

virtual int	handle_group_qos (ACE_HANDLE=ACE_INVALID_HANDLE)

virtual void	reactor (ACE_Reactor *reactor)

virtual ACE_Reactor *	reactor (void) const

virtual ACE_Reactor_Timer_Interface *	reactor_timer_interface (void) const

virtual Reference_Count	add_reference (void)

virtual Reference_Count	remove_reference (void)

Reference_Counting_Policy &	reference_counting_policy (void)

Public Member Functions inherited from ACE_Shared_Object
	ACE_Shared_Object (void)

virtual	~ACE_Shared_Object (void)

virtual int	init (int argc, ACE_TCHAR *argv[])

virtual int	fini (void)

virtual int	info (ACE_TCHAR **info_string, size_t length=0) const

Private Attributes
ShmemTransport *	outer_

ACE_sema_t	semaphore_

AtomicBool	stopped_

Additional Inherited Members
Public Types inherited from ACE_Event_Handler
typedef long	Reference_Count

Static Public Member Functions inherited from ACE_Task_Base
static ACE_THR_FUNC_RETURN	svc_run (void *)

static void	cleanup (void object, void params)

Static Public Member Functions inherited from ACE_Event_Handler
static ACE_THR_FUNC_RETURN	read_adapter (void *event_handler)

static int	register_stdin_handler (ACE_Event_Handler eh, ACE_Reactor reactor, ACE_Thread_Manager *thr_mgr, int flags=THR_DETACHED)

static int	remove_stdin_handler (ACE_Reactor reactor, ACE_Thread_Manager thr_mgr)

Public Attributes inherited from ACE_Service_Object
	ACE_ALLOC_HOOK_DECLARE

Public Attributes inherited from ACE_Event_Handler
	LO_PRIORITY

	HI_PRIORITY

	NULL_MASK

	READ_MASK

	WRITE_MASK

	EXCEPT_MASK

	ACCEPT_MASK

	CONNECT_MASK

	TIMER_MASK

	QOS_MASK

	GROUP_QOS_MASK

	SIGNAL_MASK

	ALL_EVENTS_MASK

	RWE_MASK

	DONT_CALL

	ACE_EVENT_HANDLER_NOT_RESUMED

	ACE_REACTOR_RESUMES_HANDLER

	ACE_APPLICATION_RESUMES_HANDLER

Protected Types inherited from ACE_Event_Handler
typedef ACE_Atomic_Op< ACE_SYNCH_MUTEX, Reference_Count >	Atomic_Reference_Count

Protected Member Functions inherited from ACE_Event_Handler
	ACE_Event_Handler (ACE_Reactor *=0, int priority=ACE_Event_Handler::LO_PRIORITY)

Protected Attributes inherited from ACE_Task_Base
size_t	thr_count_

ACE_Thread_Manager *	thr_mgr_

u_long	flags_

int	grp_id_

ACE_thread_t	last_thread_id_

Protected Attributes inherited from ACE_Event_Handler
Atomic_Reference_Count	reference_count_

Detailed Description

Definition at line 84 of file ShmemTransport.h.

Constructor & Destructor Documentation

◆ ReadTask()

OpenDDS::DCPS::ShmemTransport::ReadTask::ReadTask	(	ShmemTransport *	outer,
		ACE_sema_t	semaphore
	)

Definition at line 284 of file ShmemTransport.cpp.

References ACE_Task_Base::activate().

   : outer_(outer)
   , semaphore_(semaphore)
   , stopped_(false)
 {
   activate();
 }

Member Function Documentation

◆ signal_semaphore()

void OpenDDS::DCPS::ShmemTransport::ReadTask::signal_semaphore ( )

Definition at line 320 of file ShmemTransport.cpp.

References ACE_OS::sema_post(), semaphore_, and stopped_.

 {
   if (stopped_) {
     return;
   }
   ACE_OS::sema_post(&semaphore_);
 }

◆ stop()

void OpenDDS::DCPS::ShmemTransport::ReadTask::stop ( void )

Definition at line 308 of file ShmemTransport.cpp.

References ACE_OS::sema_post(), semaphore_, stopped_, TheServiceParticipant, and ACE_Task_Base::wait().

 {
   if (stopped_) {
     return;
   }
   stopped_ = true;
   ACE_OS::sema_post(&semaphore_);
   ThreadStatusManager::Sleeper s(TheServiceParticipant->get_thread_status_manager());;
   wait();
 }

◆ svc()

int OpenDDS::DCPS::ShmemTransport::ReadTask::svc ( void )

virtual

Reimplemented from ACE_Task_Base.

Definition at line 293 of file ShmemTransport.cpp.

References outer_, OpenDDS::DCPS::ShmemTransport::read_from_links(), ACE_OS::sema_wait(), semaphore_, stopped_, and TheServiceParticipant.

 {
   ThreadStatusManager::Start s(TheServiceParticipant->get_thread_status_manager(), "ShmemTransport");
 
   while (!stopped_) {
     ACE_OS::sema_wait(&semaphore_);
     if (stopped_) {
       return 0;
     }
     outer_->read_from_links();
   }
   return 0;
 }

Member Data Documentation

◆ outer_

ShmemTransport* OpenDDS::DCPS::ShmemTransport::ReadTask::outer_

private

Definition at line 92 of file ShmemTransport.h.

Referenced by svc().

◆ semaphore_

ACE_sema_t OpenDDS::DCPS::ShmemTransport::ReadTask::semaphore_

private

Definition at line 93 of file ShmemTransport.h.

Referenced by signal_semaphore(), stop(), and svc().

◆ stopped_

AtomicBool OpenDDS::DCPS::ShmemTransport::ReadTask::stopped_

private

Definition at line 94 of file ShmemTransport.h.

Referenced by signal_semaphore(), stop(), and svc().

The documentation for this class was generated from the following files:

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ReadTask()

Member Function Documentation

◆ signal_semaphore()

◆ stop()

◆ svc()

Member Data Documentation

◆ outer_

◆ semaphore_

◆ stopped_