diff options
Diffstat (limited to 'ace/Strategies_T.cpp')
| -rw-r--r-- | ace/Strategies_T.cpp | 1111 |
1 files changed, 0 insertions, 1111 deletions
diff --git a/ace/Strategies_T.cpp b/ace/Strategies_T.cpp deleted file mode 100644 index e377ef6e581..00000000000 --- a/ace/Strategies_T.cpp +++ /dev/null @@ -1,1111 +0,0 @@ -// Strategies_T.cpp -// $Id$ - -#if !defined (ACE_STRATEGIES_T_C) -#define ACE_STRATEGIES_T_C - -#define ACE_BUILD_DLL -#include "ace/Strategies_T.h" -#include "ace/Service_Repository.h" -#include "ace/Synch.h" -#include "ace/Service_Types.h" -#include "ace/Thread_Manager.h" -#include "ace/WFMO_Reactor.h" - -ACE_ALLOC_HOOK_DEFINE(ACE_Singleton_Strategy) - -template<class SVC_HANDLER> -ACE_Recycling_Strategy<SVC_HANDLER>::~ACE_Recycling_Strategy (void) -{ -} - -template<class SVC_HANDLER> int -ACE_Recycling_Strategy<SVC_HANDLER>::assign_recycler (SVC_HANDLER *svc_handler, - ACE_Connection_Recycling_Strategy *recycler, - const void *recycling_act) -{ - svc_handler->recycler (recycler, recycling_act); - return 0; -} - -template<class SVC_HANDLER> int -ACE_Recycling_Strategy<SVC_HANDLER>::prepare_for_recycling (SVC_HANDLER *svc_handler) -{ - return svc_handler->recycle (); -} - -template <class SVC_HANDLER> void -ACE_Singleton_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Singleton_Strategy<SVC_HANDLER>::dump"); -} - -template <class SVC_HANDLER> int -ACE_Singleton_Strategy<SVC_HANDLER>::open (SVC_HANDLER *sh, - ACE_Thread_Manager *) -{ - ACE_TRACE ("ACE_Singleton_Strategy<SVC_HANDLER>::open"); - - if (this->svc_handler_ != 0) - delete this->svc_handler_; - - this->svc_handler_ = sh; - return 0; -} - -template <class SVC_HANDLER> -ACE_Singleton_Strategy<SVC_HANDLER>::ACE_Singleton_Strategy (SVC_HANDLER *sh, - ACE_Thread_Manager *tm) - : svc_handler_ (0) -{ - ACE_TRACE ("ACE_Singleton_Strategy<SVC_HANDLER>::ACE_Singleton_Strategy"); - this->open (sh, tm); -} - -template <class SVC_HANDLER> -ACE_Singleton_Strategy<SVC_HANDLER>::~ACE_Singleton_Strategy (void) -{ - ACE_TRACE ("ACE_Singleton_Strategy<SVC_HANDLER>::~ACE_Singleton_Strategy"); - delete this->svc_handler_; -} - -// Create a Singleton SVC_HANDLER by always returning the same -// SVC_HANDLER. - -template <class SVC_HANDLER> int -ACE_Singleton_Strategy<SVC_HANDLER>::make_svc_handler (SVC_HANDLER *&sh) -{ - ACE_TRACE ("ACE_Singleton_Strategy<SVC_HANDLER>::make_svc_handler"); - sh = this->svc_handler_; - return 0; -} - -ACE_ALLOC_HOOK_DEFINE(ACE_Creation_Strategy) - -template <class SVC_HANDLER> void -ACE_Creation_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Creation_Strategy<SVC_HANDLER>::dump"); -} - -template <class SVC_HANDLER> int -ACE_Creation_Strategy<SVC_HANDLER>::open (ACE_Thread_Manager *thr_mgr) -{ - ACE_TRACE ("ACE_Creation_Strategy<SVC_HANDLER>::open"); - this->thr_mgr_ = thr_mgr; - return 0; -} - - -template <class SVC_HANDLER> -ACE_Creation_Strategy<SVC_HANDLER>::ACE_Creation_Strategy (ACE_Thread_Manager *thr_mgr) -{ - ACE_TRACE ("ACE_Creation_Strategy<SVC_HANDLER>::ACE_Creation_Strategy"); - this->open (thr_mgr); -} - -// Default behavior is to make a new SVC_HANDLER, passing in the -// Thread_Manager (if any). - -template <class SVC_HANDLER> int -ACE_Creation_Strategy<SVC_HANDLER>::make_svc_handler (SVC_HANDLER *&sh) -{ - ACE_TRACE ("ACE_Creation_Strategy<SVC_HANDLER>::make_svc_handler"); - - if (sh == 0) - ACE_NEW_RETURN (sh, SVC_HANDLER (this->thr_mgr_), -1); - return 0; -} - -template <class SVC_HANDLER> -ACE_Creation_Strategy<SVC_HANDLER>::~ACE_Creation_Strategy (void) -{ - ACE_TRACE ("ACE_Creation_Strategy<SVC_HANDLER>::~ACE_Creation_Strategy"); -} - -ACE_ALLOC_HOOK_DEFINE(ACE_DLL_Strategy) - -template <class SVC_HANDLER> void -ACE_DLL_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_DLL_Strategy<SVC_HANDLER>::dump"); -} - -template <class SVC_HANDLER> int -ACE_DLL_Strategy<SVC_HANDLER>::open (const char dll_name[], - const char factory_function[], - const char svc_name[], - ACE_Service_Repository *svc_rep, - ACE_Thread_Manager *thr_mgr) -{ - ACE_TRACE ("ACE_DLL_Strategy<SVC_HANDLER>::open"); - this->inherited::open (thr_mgr); - ACE_OS::strncpy (this->dll_name_, dll_name); - ACE_OS::strncpy (this->factory_function_, factory_function); - ACE_OS::strncpy (this->svc_name_, svc_name); - this->svc_rep_ = svc_rep; - return 0; -} - -template <class SVC_HANDLER> -ACE_DLL_Strategy<SVC_HANDLER>::ACE_DLL_Strategy (const char dll_name[], - const char factory_function[], - const char svc_name[], - ACE_Service_Repository *svc_rep, - ACE_Thread_Manager *thr_mgr) -{ - ACE_TRACE ("ACE_DLL_Strategy<SVC_HANDLER>::ACE_DLL_Strategy"); - if (this->open (dll_name, - factory_function, - svc_name, - svc_rep, thr_mgr) == -1) - ACE_ERROR ((LM_ERROR, ASYS_TEXT ("%p\n"), ASYS_TEXT ("open"))); -} - -template <class SVC_HANDLER> -ACE_DLL_Strategy<SVC_HANDLER>::ACE_DLL_Strategy (void) -{ - ACE_TRACE ("ACE_DLL_Strategy<SVC_HANDLER>::ACE_DLL_Strategy"); -} - -// Create a SVC_HANDLER by dynamically linking it from a DLL. - -template <class SVC_HANDLER> int -ACE_DLL_Strategy<SVC_HANDLER>::make_svc_handler (SVC_HANDLER *&sh) -{ - ACE_TRACE ("ACE_DLL_Strategy<SVC_HANDLER>::make_svc_handler"); - - // Open the shared library. - ACE_SHLIB_HANDLE handle = ACE_OS::dlopen (this->shared_library_); - - // Extract the factory function. - SVC_HANDLER *(*factory)(void) = - (SVC_HANDLER *(*)(void)) ACE_OS::dlsym (handle, - this->factory_function_); - - // Call the factory function to obtain the new SVC_Handler (should - // use RTTI here when it becomes available...) - SVC_HANDLER *svc_handler; - - ACE_ALLOCATOR_RETURN (svc_handler, (*factory)(), -1); - - if (svc_handler != 0) - { - // Create an ACE_Service_Type containing the SVC_Handler and - // insert into this->svc_rep_; - - ACE_Service_Type_Impl *stp = - new ACE_Service_Object_Type (svc_handler, this->svc_name_); - - if (stp == 0) - { - errno = ENOMEM; - return -1; - } - - ACE_Service_Type *srp = - new ACE_Service_Type (this->svc_name_, stp, handle, 1); - - if (srp == 0) - { - delete stp; - errno = ENOMEM; - return -1; - } - - if (this->svc_rep_->insert (srp) == -1) - return -1; - // @@ Somehow, we need to deal with this->thr_mgr_... - } - - sh = svc_handler; - return 0; -} - -ACE_ALLOC_HOOK_DEFINE(ACE_Concurrency_Strategy) - -template <class SVC_HANDLER> void -ACE_Concurrency_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Concurrency_Strategy<SVC_HANDLER>::dump"); -} - -// Default behavior is to activate the SVC_HANDLER by calling it's -// open() method, which allows the SVC_HANDLER to determine its own -// concurrency strategy. - -template <class SVC_HANDLER> int -ACE_Concurrency_Strategy<SVC_HANDLER>::activate_svc_handler (SVC_HANDLER *svc_handler, - void *arg) -{ - ACE_TRACE ("ACE_Concurrency_Strategy<SVC_HANDLER>::activate_svc_handler"); - - int result = 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) - result = -1; - } - // Otherwise, make sure it's disabled by default. - else if (svc_handler->peer ().disable (ACE_NONBLOCK) == -1) - result = -1; - - if (result == 0 && svc_handler->open (arg) == -1) - result = -1; - - if (result == -1) - svc_handler->close (0); - - return result; -} - -template <class SVC_HANDLER> -ACE_Concurrency_Strategy<SVC_HANDLER>::ACE_Concurrency_Strategy (int flags) - : flags_ (flags) -{ - ACE_TRACE ("ACE_Concurrency_Strategy<SVC_HANDLER>::~ACE_Concurrency_Strategy"); -} - -template <class SVC_HANDLER> -ACE_Concurrency_Strategy<SVC_HANDLER>::~ACE_Concurrency_Strategy (void) -{ - ACE_TRACE ("ACE_Concurrency_Strategy<SVC_HANDLER>::~ACE_Concurrency_Strategy"); -} - -ACE_ALLOC_HOOK_DEFINE(ACE_Thread_Strategy) - -template <class SVC_HANDLER> void -ACE_Reactive_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Reactive_Strategy<SVC_HANDLER>::dump"); -} - -template <class SVC_HANDLER> int -ACE_Reactive_Strategy<SVC_HANDLER>::open (ACE_Reactor *reactor, - ACE_Reactor_Mask mask, - int flags) -{ - ACE_TRACE ("ACE_Reactive_Strategy<SVC_HANDLER>::open"); - this->reactor_ = reactor; - this->mask_ = mask; - this->flags_ = flags; - - // Must have a <Reactor> - if (this->reactor_ == 0) - return -1; - else - return 0; -} - -template <class SVC_HANDLER> -ACE_Reactive_Strategy<SVC_HANDLER>::ACE_Reactive_Strategy (ACE_Reactor *reactor, - ACE_Reactor_Mask mask, - int flags) -{ - ACE_TRACE ("ACE_Reactive_Strategy<SVC_HANDLER>::ACE_Reactive_Strategy"); - - if (this->open (reactor, mask, flags) == -1) - ACE_ERROR ((LM_ERROR, "%p\n", - "ACE_Reactive_Strategy<SVC_HANDLER>::ACE_Reactive_Strategy")); -} - -template <class SVC_HANDLER> -ACE_Reactive_Strategy<SVC_HANDLER>::ACE_Reactive_Strategy (int flags) - : ACE_Concurrency_Strategy<SVC_HANDLER> (flags), - reactor_ (0), - mask_ (ACE_Event_Handler::NULL_MASK) -{ - ACE_TRACE ("ACE_Reactive_Strategy<SVC_HANDLER>::ACE_Reactive_Strategy"); -} - -template <class SVC_HANDLER> -ACE_Reactive_Strategy<SVC_HANDLER>::~ACE_Reactive_Strategy (void) -{ - ACE_TRACE ("ACE_Reactive_Strategy<SVC_HANDLER>::~ACE_Reactive_Strategy"); -} - -template <class SVC_HANDLER> int -ACE_Reactive_Strategy<SVC_HANDLER>::activate_svc_handler (SVC_HANDLER *svc_handler, - void *arg) -{ - ACE_TRACE ("ACE_Reactive_Strategy<SVC_HANDLER>::activate_svc_handler"); - - int result = 0; - - if (this->reactor_ == 0) - result = -1; - - // Register with the Reactor with the appropriate <mask>. - else if (this->reactor_->register_handler (svc_handler, this->mask_) == -1) - result = -1; - - // If the implementation of the reactor uses event associations - else if (this->reactor_->uses_event_associations ()) - { - // If we don't have non-block on, it won't work with - // WFMO_Reactor - // This maybe too harsh - // if (!ACE_BIT_ENABLED (this->flags_, ACE_NONBLOCK)) - // goto failure; - if (svc_handler->open (arg) != -1) - return 0; - else - result = -1; - } - else - // Call up to our parent to do the SVC_HANDLER initialization. - return this->inherited::activate_svc_handler (svc_handler, arg); - - if (result == -1) - svc_handler->close (0); - - return result; -} - -ACE_ALLOC_HOOK_DEFINE(ACE_Thread_Strategy) - -template <class SVC_HANDLER> void -ACE_Thread_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Thread_Strategy<SVC_HANDLER>::dump"); -} - -template <class SVC_HANDLER> int -ACE_Thread_Strategy<SVC_HANDLER>::open (ACE_Thread_Manager *thr_mgr, - long thr_flags, - size_t n_threads, - int flags) -{ - ACE_TRACE ("ACE_Thread_Strategy<SVC_HANDLER>::open"); - this->thr_mgr_ = thr_mgr; - this->n_threads_ = n_threads; - this->thr_flags_ = thr_flags; - this->flags_ = flags; - - // Must have a thread manager! - if (this->thr_mgr_ == 0) - ACE_ERROR_RETURN ((LM_ERROR, - "error: must have a non-NULL thread manager\n"), -1); - else - return 0; -} - -template <class SVC_HANDLER> -ACE_Thread_Strategy<SVC_HANDLER>::ACE_Thread_Strategy (ACE_Thread_Manager *thr_mgr, - long thr_flags, - size_t n_threads, - int flags) -{ - ACE_TRACE ("ACE_Thread_Strategy<SVC_HANDLER>::ACE_Thread_Strategy"); - - if (this->open (thr_mgr, thr_flags, n_threads, flags) == -1) - ACE_ERROR ((LM_ERROR, "%p\n", - "ACE_Thread_Strategy<SVC_HANDLER>::ACE_Thread_Strategy")); -} - -template <class SVC_HANDLER> -ACE_Thread_Strategy<SVC_HANDLER>::ACE_Thread_Strategy (int flags) - : ACE_Concurrency_Strategy<SVC_HANDLER> (flags), - thr_mgr_ (0), - thr_flags_ (0), - n_threads_ (1) -{ - ACE_TRACE ("ACE_Thread_Strategy<SVC_HANDLER>::ACE_Thread_Strategy"); -} - -template <class SVC_HANDLER> -ACE_Thread_Strategy<SVC_HANDLER>::~ACE_Thread_Strategy (void) -{ - ACE_TRACE ("ACE_Thread_Strategy<SVC_HANDLER>::~ACE_Thread_Strategy"); -} - -template <class SVC_HANDLER> int -ACE_Thread_Strategy<SVC_HANDLER>::activate_svc_handler (SVC_HANDLER *svc_handler, - void *arg) -{ - ACE_TRACE ("ACE_Thread_Strategy<SVC_HANDLER>::activate_svc_handler"); - // Call up to our parent to do the SVC_HANDLER initialization. - if (this->inherited::activate_svc_handler (svc_handler, arg) == -1) - return -1; - else - // Turn the <svc_handler> into an active object (if it isn't - // already one as a result of the first activation...) - return svc_handler->activate (this->thr_flags_, this->n_threads_); -} - -ACE_ALLOC_HOOK_DEFINE(ACE_Accept_Strategy) - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::ACE_Accept_Strategy - (const ACE_PEER_ACCEPTOR_ADDR &local_addr, - int restart, - ACE_Reactor *reactor) - : reactor_ (reactor) -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::ACE_Accept_Strategy"); - - if (this->open (local_addr, restart) == -1) - ACE_ERROR ((LM_ERROR, ASYS_TEXT ("%p\n"), ASYS_TEXT ("open"))); -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> int -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::open - (const ACE_PEER_ACCEPTOR_ADDR &local_addr, int restart) -{ - return this->acceptor_.open (local_addr, restart); -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> void -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::dump (void) const -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::dump"); -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::ACE_Accept_Strategy (ACE_Reactor *reactor) - : reactor_ (reactor) -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::ACE_Accept_Strategy"); -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> int -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::accept_svc_handler - (SVC_HANDLER *svc_handler) -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::accept_svc_handler"); - - // Try to find out if the implementation of the reactor that we are - // using requires us to reset the event association for the newly - // created handle. This is because the newly created handle will - // inherit the properties of the listen handle, including its event - // associations. - int reset_new_handle = this->reactor_->uses_event_associations (); - - if (this->acceptor_.accept (svc_handler->peer (), // stream - 0, // remote address - 0, // timeout - 1, // restart - reset_new_handle // reset new handler - ) == -1) - { - // Close down handler to avoid memory leaks. - svc_handler->close (0); - return -1; - } - else - return 0; -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> ACE_HANDLE -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::get_handle (void) const -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::get_handle"); - return this->acceptor_.get_handle (); -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> ACE_PEER_ACCEPTOR & -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::acceptor (void) const -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::acceptor"); - return (ACE_PEER_ACCEPTOR &) this->acceptor_; -} - -template <class SVC_HANDLER, ACE_PEER_ACCEPTOR_1> -ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::~ACE_Accept_Strategy (void) -{ - ACE_TRACE ("ACE_Accept_Strategy<SVC_HANDLER, ACE_PEER_ACCEPTOR_2>::~ACE_Accept_Strategy"); - - if (this->acceptor_.close () == -1) - ACE_ERROR ((LM_ERROR, ASYS_TEXT ("(%P|%t) %p\n"), ASYS_TEXT ("close"))); -} - -template <class SVC_HANDLER, ACE_PEER_CONNECTOR_1> void -ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::dump (void) const -{ - ACE_TRACE ("ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::dump"); -} - -template <class SVC_HANDLER, ACE_PEER_CONNECTOR_1> int -ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_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) -{ - ACE_TRACE ("ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::connect_svc_handler"); - - return this->connector_.connect (sh->peer (), - remote_addr, - timeout, - local_addr, - reuse_addr, - flags, - perms); -} - -template <class SVC_HANDLER, ACE_PEER_CONNECTOR_1> ACE_PEER_CONNECTOR & -ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::connector (void) const -{ - ACE_TRACE ("ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::connector"); - return (ACE_PEER_CONNECTOR &) this->connector_; -} - -template <class SVC_HANDLER, ACE_PEER_CONNECTOR_1> -ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::ACE_Connect_Strategy (void) -{ - ACE_TRACE ("ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::ACE_Connect_Strategy"); -} - -template <class SVC_HANDLER, ACE_PEER_CONNECTOR_1> -ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::~ACE_Connect_Strategy (void) -{ - ACE_TRACE ("ACE_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2>::~ACE_Connect_Strategy"); -} - -ACE_ALLOC_HOOK_DEFINE(ACE_Connect_Strategy) -ACE_ALLOC_HOOK_DEFINE(ACE_Process_Strategy) - -template <class SVC_HANDLER> void -ACE_Process_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Process_Strategy<SVC_HANDLER>::dump"); -} - -template <class SVC_HANDLER> int -ACE_Process_Strategy<SVC_HANDLER>::open (size_t n_processes, - ACE_Event_Handler *acceptor, - ACE_Reactor *reactor, - int flags) -{ - ACE_TRACE ("ACE_Process_Strategy<SVC_HANDLER>::open"); - this->n_processes_ = n_processes; - this->acceptor_ = acceptor; - this->reactor_ = reactor; - this->flags_ = flags; - - return 0; -} - -template <class SVC_HANDLER> -ACE_Process_Strategy<SVC_HANDLER>::ACE_Process_Strategy (size_t n_processes, - ACE_Event_Handler *acceptor, - ACE_Reactor *reactor, - int flags) -{ - ACE_TRACE ("ACE_Process_Strategy<SVC_HANDLER>::ACE_Process_Strategy"); - this->open (n_processes, acceptor, reactor, flags); -} - -template <class SVC_HANDLER> -ACE_Process_Strategy<SVC_HANDLER>::~ACE_Process_Strategy (void) -{ - ACE_TRACE ("ACE_Process_Strategy<SVC_HANDLER>::~ACE_Process_Strategy"); -} - -template <class SVC_HANDLER> int -ACE_Process_Strategy<SVC_HANDLER>::activate_svc_handler (SVC_HANDLER *svc_handler, - void *arg) -{ - ACE_TRACE ("ACE_Process_Strategy<SVC_HANDLER>::activate_svc_handler"); - - switch (ACE_OS::fork ("child")) - { - case -1: - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("%p\n"), ASYS_TEXT ("fork")), -1); - /* NOTREACHED */ - case 0: // In child process. - - // Close down the SOCK_Acceptor's handle since we don't need to - // keep it open. - if (this->acceptor_ != 0) - // Ignore the return value here... - (void) this->reactor_->remove_handler (this->acceptor_, - ACE_Event_Handler::ACCEPT_MASK); - - // Call up to our ancestor in the inheritance to do the - // SVC_HANDLER initialization. - return this->inherited::activate_svc_handler (svc_handler, arg); - /* NOTREACHED */ - default: // In parent process. - // We need to close down the <SVC_HANDLER> here because it's - // running in the child. - svc_handler->destroy (); - return 0; - } -} - -template <class SVC_HANDLER> -ACE_Scheduling_Strategy<SVC_HANDLER>::ACE_Scheduling_Strategy (SVC_HANDLER *scheduler) - : scheduler_ (scheduler), - delete_scheduler_ (0) -{ - ACE_TRACE ("ACE_Scheduling_Strategy<SVC_HANDLER>::ACE_Scheduling_Strategy"); - - if (this->scheduler_ == 0) - { - // Create a new SVC_HANDLER and assign the global Thread_Manager - // and Reactor to it... - ACE_NEW (this->scheduler_, SVC_HANDLER); - - if (this->scheduler_->thr_mgr () == 0) - this->scheduler_->thr_mgr (ACE_Thread_Manager::instance ()); - - if (this->scheduler_->reactor () == 0) - this->scheduler_->reactor (ACE_Reactor::instance ()); - - this->delete_scheduler_ = 1; - } -} - -template <class SVC_HANDLER> -ACE_Scheduling_Strategy<SVC_HANDLER>::~ACE_Scheduling_Strategy (void) -{ - ACE_TRACE ("ACE_Scheduling_Strategy<SVC_HANDLER>::~ACE_Scheduling_Strategy"); - - if (this->delete_scheduler_) - this->scheduler_->destroy (); -} - -template <class SVC_HANDLER> void -ACE_Scheduling_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Scheduling_Strategy<SVC_HANDLER>::dump"); - - ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this)); - ACE_DEBUG ((LM_DEBUG, ASYS_TEXT ("scheduler_ = %x"), this->scheduler_)); - ACE_DEBUG ((LM_DEBUG, ASYS_TEXT ("\ndelete_scheduler_ = %d"), this->delete_scheduler_)); - ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP)); -} - -template <class SVC_HANDLER> int -ACE_Scheduling_Strategy<SVC_HANDLER>::suspend (void) -{ - ACE_TRACE ("ACE_Scheduling_Strategy<SVC_HANDLER>::suspend"); - return -1; -} - -template <class SVC_HANDLER> int -ACE_Scheduling_Strategy<SVC_HANDLER>::resume (void) -{ - ACE_TRACE ("ACE_Scheduling_Strategy<SVC_HANDLER>::resume"); - return -1; -} - -template <class SVC_HANDLER> -ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::ACE_Schedule_All_Reactive_Strategy - (SVC_HANDLER *scheduler) - : ACE_Scheduling_Strategy<SVC_HANDLER> (scheduler) -{ - ACE_TRACE ("ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::ACE_Schedule_All_Reactive_Strategy"); -} - -template <class SVC_HANDLER> int -ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::suspend (void) -{ - ACE_TRACE ("ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::suspend"); - return this->scheduler_->reactor ()->suspend_handlers (); -} - -template <class SVC_HANDLER> void -ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::dump"); - - ACE_Scheduling_Strategy<SVC_HANDLER>::dump (); -} - -template <class SVC_HANDLER> int -ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::resume (void) -{ - ACE_TRACE ("ACE_Schedule_All_Reactive_Strategy<SVC_HANDLER>::resume"); - return this->scheduler_->reactor ()->resume_handlers (); -} - -template <class SVC_HANDLER> -ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::ACE_Schedule_All_Threaded_Strategy - (SVC_HANDLER *scheduler) - : ACE_Scheduling_Strategy<SVC_HANDLER> (scheduler) -{ - ACE_TRACE ("ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::ACE_Schedule_All_Threaded_Strategy"); -} - -template <class SVC_HANDLER> int -ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::suspend (void) -{ - ACE_TRACE ("ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::suspend"); - return this->scheduler_->thr_mgr ()->suspend_all (); -} - -template <class SVC_HANDLER> int -ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::resume (void) -{ - ACE_TRACE ("ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::resume"); - return this->scheduler_->thr_mgr ()->resume_all (); -} - -template <class SVC_HANDLER> void -ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::dump (void) const -{ - ACE_TRACE ("ACE_Schedule_All_Threaded_Strategy<SVC_HANDLER>::dump"); - - ACE_Scheduling_Strategy<SVC_HANDLER>::dump (); -} - -template<class ADDR_T> size_t -ACE_Hash_Addr<ADDR_T>::hash_i (const ADDR_T &b) const -{ - ACE_UNUSED_ARG (b); - return 0; -} - -template<class ADDR_T> -ACE_Hash_Addr<ADDR_T>::ACE_Hash_Addr (void) - : hash_value_ (0), - recyclable_ (0) -{ -} - -template<class ADDR_T> -ACE_Hash_Addr<ADDR_T>::ACE_Hash_Addr (const ADDR_T &a) - : hash_value_ (0), - recyclable_ (0), - addr_ (a) -{ - this->hash (); -} - -template<class ADDR_T> -ACE_Hash_Addr<ADDR_T>::ACE_Hash_Addr (const ADDR_T &a, int recyclable) - : hash_value_ (0), - recyclable_ (recyclable), - addr_ (a) -{ - this->hash (); -} - -template<class ADDR_T> u_long -ACE_Hash_Addr<ADDR_T>::hash (void) const -{ - // In doing the check below, we take chance of paying a performance - // price when the hash value is zero. But, that will (hopefully) - // happen far less often than a non-zero value, so this caching - // strategy should pay off, esp. if hash computation is expensive - // relative to the simple comparison. - - if (this->hash_value_ == 0) - ((ACE_Hash_Addr<ADDR_T> *) this)->hash_value_ = this->hash_i (addr_); - - return this->hash_value_; -} - -template<class ADDR_T> int -ACE_Hash_Addr<ADDR_T>::operator== (const ACE_Hash_Addr<ADDR_T> &rhs) const -{ - if (!this->recyclable ()) - return 0; - else - return this->addr_ == rhs.addr_; -} - -template<class ADDR_T> int -ACE_Hash_Addr<ADDR_T>::recyclable (void) const -{ - return this->recyclable_; -} - -template<class ADDR_T> void -ACE_Hash_Addr<ADDR_T>::recyclable (int new_value) -{ - this->recyclable_ = new_value; -} - -template <class SVC_HANDLER> int -ACE_NOOP_Creation_Strategy<SVC_HANDLER>::make_svc_handler (SVC_HANDLER *&) -{ - ACE_TRACE ("ACE_NOOP_Creation_Strategy<SVC_HANDLER>::make_svc_handler"); - return 0; -} - -template <class SVC_HANDLER> int -ACE_NOOP_Concurrency_Strategy<SVC_HANDLER>::activate_svc_handler (SVC_HANDLER *, - void *) -{ - ACE_TRACE ("ACE_NOOP_Concurrency_Strategy<SVC_HANDLER>::activate_svc_handler"); - return 0; -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::ACE_Cached_Connect_Strategy - (ACE_Creation_Strategy<SVC_HANDLER> *cre_s, - ACE_Concurrency_Strategy<SVC_HANDLER> *con_s, - ACE_Recycling_Strategy<SVC_HANDLER> *rec_s) - : creation_strategy_ (0), - delete_creation_strategy_ (0), - concurrency_strategy_ (0), - delete_concurrency_strategy_ (0), - recycling_strategy_ (0), - delete_recycling_strategy_ (0) -{ - if (this->open (cre_s, con_s, rec_s) == -1) - ACE_ERROR ((LM_ERROR, ASYS_TEXT ("%p\n"), ASYS_TEXT ("ACE_Cached_Connect_Strategy::ACE_Cached_Connect_Strategy"))); -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::~ACE_Cached_Connect_Strategy (void) -{ - if (this->delete_creation_strategy_) - delete this->creation_strategy_; - this->delete_creation_strategy_ = 0; - this->creation_strategy_ = 0; - - if (this->delete_concurrency_strategy_) - delete this->concurrency_strategy_; - this->delete_concurrency_strategy_ = 0; - this->concurrency_strategy_ = 0; - - if (this->delete_recycling_strategy_) - delete this->recycling_strategy_; - this->delete_recycling_strategy_ = 0; - this->recycling_strategy_ = 0; - - // Close down all cached service handlers. - CONNECTION_MAP_ENTRY *entry; - for (CONNECTION_MAP_ITERATOR iterator (connection_cache_); - iterator.next (entry); - iterator.advance ()) - { - entry->int_id_->recycler (0, 0); - entry->int_id_->close (); - } -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::open - (ACE_Creation_Strategy<SVC_HANDLER> *cre_s, - ACE_Concurrency_Strategy<SVC_HANDLER> *con_s, - ACE_Recycling_Strategy<SVC_HANDLER> *rec_s) -{ - // Initialize the creation strategy. - - // First we decide if we need to clean up. - if (this->creation_strategy_ != 0 && - this->delete_creation_strategy_ != 0 && - cre_s != 0) - { - delete this->creation_strategy_; - this->creation_strategy_ = 0; - this->delete_creation_strategy_ = 0; - } - - if (cre_s != 0) - this->creation_strategy_ = cre_s; - else if (this->creation_strategy_ == 0) - { - ACE_NEW_RETURN (this->creation_strategy_, - CREATION_STRATEGY, -1); - this->delete_creation_strategy_ = 1; - } - - // Initialize the concurrency strategy. - - if (this->concurrency_strategy_ != 0 && - this->delete_concurrency_strategy_ != 0 && - con_s != 0) - { - delete this->concurrency_strategy_; - this->concurrency_strategy_ = 0; - this->delete_concurrency_strategy_ = 0; - } - - if (con_s != 0) - this->concurrency_strategy_ = con_s; - else if (this->concurrency_strategy_ == 0) - { - ACE_NEW_RETURN (this->concurrency_strategy_, - CONCURRENCY_STRATEGY, -1); - this->delete_concurrency_strategy_ = 1; - } - - // Initialize the recycling strategy. - - if (this->recycling_strategy_ != 0 && - this->delete_recycling_strategy_ != 0 && - rec_s != 0) - { - delete this->recycling_strategy_; - this->recycling_strategy_ = 0; - this->delete_recycling_strategy_ = 0; - } - - if (rec_s != 0) - this->recycling_strategy_ = rec_s; - else if (this->recycling_strategy_ == 0) - { - ACE_NEW_RETURN (this->recycling_strategy_, - RECYCLING_STRATEGY, -1); - this->delete_recycling_strategy_ = 1; - } - - return 0; -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::make_svc_handler - (SVC_HANDLER *&sh) -{ - return this->creation_strategy_->make_svc_handler (sh); -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::activate_svc_handler - (SVC_HANDLER *svc_handler) -{ - return this->concurrency_strategy_->activate_svc_handler (svc_handler); -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::assign_recycler - (SVC_HANDLER *svc_handler, - ACE_Connection_Recycling_Strategy *recycler, - const void *recycling_act) -{ - return this->recycling_strategy_->assign_recycler (svc_handler, - recycler, - recycling_act); -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::prepare_for_recycling - (SVC_HANDLER *svc_handler) -{ - return this->recycling_strategy_->prepare_for_recycling (svc_handler); -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::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) -{ - // User must not pass us svc_handlers. We will either find them a - // non-busy one, or will create them a new one. - if (sh != 0) - { - errno = EINVAL; - return -1; - } - - // Create the search key - ADDRESS search_addr (remote_addr); - CONNECTION_MAP_ENTRY *entry = 0; - - // Synchronization is required here as the setting of the recyclable - // bit must be done atomically with the finding and binding of the - // service handler in the cache. - ACE_GUARD_RETURN (MUTEX, ace_mon, this->lock_, -1); - - // Try to find the address in the cache. Only if we don't find it - // do we create a new <SVC_HANDLER> and connect it with the server. - if (this->connection_cache_.find (search_addr, entry) == -1) - { - // Create a new svc_handler - if (this->make_svc_handler (sh) == -1) - return -1; - - // Actively establish the connection. This is a timed blocking - // connect. - if (CONNECT_STRATEGY::connect_svc_handler (sh, - remote_addr, - timeout, - local_addr, - reuse_addr, - flags, - perms) == -1) - { - // If connect() failed because of timeouts, we have to - // reject the connection entirely. This is necessary since - // currently there is no way for the non-blocking connects - // to complete and for the <Connector> to notify the cache - // of the completion of connect(). - if (errno == EWOULDBLOCK) - errno = ENOTSUP; - return -1; - } - // Insert the new SVC_HANDLER instance into the cache. - else - { - // Activate immediately if we are connected. - if (this->activate_svc_handler (sh)) - return -1; - - // Create the key - ADDRESS server_addr (remote_addr); - if (this->connection_cache_.bind (server_addr, - sh, - entry) == -1) - return -1; - - // Set the recycler and the recycling act - this->assign_recycler (sh, this, entry); - } - } - else - // We found a cached svc_handler. - { - // Get the cached <svc_handler> - sh = entry->int_id_; - - // Tell the <svc_handler> that it should prepare itself for being - // recycled. - this->prepare_for_recycling (sh); - } - - // Mark the <svc_handler> in the cache as being <in_use>. - // Therefore recyclable is 0. - entry->ext_id_.recyclable (0); - - return 0; -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::cache (const void *recycling_act) -{ - // Synchronization is required here as the setting of the recyclable - // bit must be done atomically with respect to other threads that - // are querying the cache. - ACE_GUARD_RETURN (MUTEX, ace_mon, this->lock_, -1); - - // The wonders and perils of ACT - CONNECTION_MAP_ENTRY *entry = (CONNECTION_MAP_ENTRY *) recycling_act; - - // Mark the <svc_handler> in the cache as not being <in_use>. - // Therefore recyclable is 1. - entry->ext_id_.recyclable (1); - - return 0; -} - -template<class SVC_HANDLER, ACE_PEER_CONNECTOR_1, class MUTEX> int -ACE_Cached_Connect_Strategy<SVC_HANDLER, ACE_PEER_CONNECTOR_2, MUTEX>::purge (const void *recycling_act) -{ - // Excluded other threads from changing cache while we take this - // entry out. - ACE_GUARD_RETURN (MUTEX, ace_mon, this->lock_, -1); - - // The wonders and perils of ACT - CONNECTION_MAP_ENTRY *entry = (CONNECTION_MAP_ENTRY *) recycling_act; - - return this->connection_cache_.unbind (entry); -} - -#endif /* ACE_STRATEGIES_T_C */ |