added ace + vcproj for win

--HG-- branch : trunk
2010-06-07 19:10:55 +02:00
parent 2e0f8fb6e5
commit 32546e2282
1316 changed files with 335947 additions and 0 deletions
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+// -*- C++ -*-
+
+//=============================================================================
+/**
+ *  @file    POSIX_CB_Proactor.h
+ *
+ *  $Id: POSIX_CB_Proactor.h 80826 2008-03-04 14:51:23Z wotte $
+ *
+ *  @author Alexander Libman <[email protected]>
+ */
+//=============================================================================
+
+#ifndef ACE_POSIX_CB_PROACTOR_H
+#define ACE_POSIX_CB_PROACTOR_H
+
+#include /**/ "ace/config-all.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#if defined (ACE_HAS_AIO_CALLS)
+
+#include "ace/Synch_Traits.h"
+#include "ace/Thread_Semaphore.h"
+#include "ace/Null_Semaphore.h"
+
+#include "ace/POSIX_Proactor.h"
+
+
+ACE_BEGIN_VERSIONED_NAMESPACE_DECL
+
+/**
+ * @class ACE_POSIX_CB_Proactor
+ *
+ * @brief Implementation of Callback-based Proactor
+ * };
+ */
+class ACE_Export ACE_POSIX_CB_Proactor : public ACE_POSIX_AIOCB_Proactor
+{
+
+public:
+  virtual Proactor_Type get_impl_type (void);
+
+  /// Destructor.
+  virtual ~ACE_POSIX_CB_Proactor (void);
+
+  /// Constructor defines max number asynchronous operations that can
+  /// be started at the same time.
+  ACE_POSIX_CB_Proactor (size_t max_aio_operations = ACE_AIO_DEFAULT_SIZE);
+
+  // This only public so the "extern C" completion function can see it
+  // when needed.
+  static void aio_completion_func (sigval cb_data);
+
+protected:
+
+  /**
+   * Dispatch a single set of events.  If @a wait_time elapses before
+   * any events occur, return 0.  Return 1 on success i.e., when a
+   * completion is dispatched, non-zero (-1) on errors and errno is
+   * set accordingly.
+   */
+  virtual int handle_events (ACE_Time_Value &wait_time);
+
+  /**
+   * Block indefinitely until at least one event is dispatched.
+   * Dispatch a single set of events.  If @a wait_time elapses before
+   * any events occur, return 0.  Return 1 on success i.e., when a
+   * completion is dispatched, non-zero (-1) on errors and errno is
+   * set accordingly.
+   */
+  virtual int handle_events (void);
+
+  /// Find free slot to store result and aiocb pointer
+  virtual ssize_t allocate_aio_slot (ACE_POSIX_Asynch_Result *result);
+
+  /// Notify queue of "post_completed" ACE_POSIX_Asynch_Results
+  /// called from post_completion method
+  virtual int notify_completion (int sig_num);
+
+  /**
+   * Dispatch a single set of events.  If @a milli_seconds elapses
+   * before any events occur, return 0. Return 1 if a completion is
+   * dispatched. Return -1 on errors.
+   */
+  int handle_events_i (u_long milli_seconds);
+
+  /// Semaphore variable to notify
+  /// used to wait the first AIO start
+  ACE_SYNCH_SEMAPHORE sema_;
+};
+
+ACE_END_VERSIONED_NAMESPACE_DECL
+
+#endif /* ACE_HAS_AIO_CALLS */
+#endif /* ACE_POSIX_CB_PROACTOR_H*/