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// -*- C++ -*-
//=============================================================================
/**
* @file IPC_SAP.h
*
* $Id$
*
* @author Douglas C. Schmidt <schmidt@cs.wustl.edu>
*/
//=============================================================================
#ifndef ACE_IPC_SAP_H
#define ACE_IPC_SAP_H
#include /**/ "ace/pre.h"
#include "ace/Flag_Manip.h"
#include "ace/os_include/sys/os_types.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_IPC_SAP
*
* @brief Defines the member functions for the base class of the
* ACE_IPC_SAP abstraction.
*/
class ACE_Export ACE_IPC_SAP
{
public:
/// Interface for <ioctl>.
int control (int cmd, void *) const;
// = Common I/O handle options related to sockets.
/**
* Enable asynchronous I/O (ACE_SIGIO), urgent data (ACE_SIGURG),
* non-blocking I/O (ACE_NONBLOCK), or close-on-exec (ACE_CLOEXEC),
* which is passed as the <value>.
*/
int enable (int value) const;
/**
* Disable asynchronous I/O (ACE_SIGIO), urgent data (ACE_SIGURG),
* non-blocking I/O (ACE_NONBLOCK), or close-on-exec (ACE_CLOEXEC),
* which is passed as the <value>.
*/
int disable (int value) const;
/// Get the underlying handle.
ACE_HANDLE get_handle (void) const;
/// Set the underlying handle.
void set_handle (ACE_HANDLE handle);
/// Dump the state of an object.
void dump (void) const;
/// Declare the dynamic allocation hooks.
ACE_ALLOC_HOOK_DECLARE;
protected:
// = Ensure that ACE_IPC_SAP is an abstract base class.
/// Default constructor.
ACE_IPC_SAP (void);
/// Protected destructor.
/**
* Not a virtual destructor. Protected destructor to prevent
* operator delete() from being called through a base class
* ACE_IPC_SAP pointer/reference.
*/
~ACE_IPC_SAP (void);
private:
/// Underlying I/O handle.
ACE_HANDLE handle_;
/// Cache the process ID.
static pid_t pid_;
};
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/IPC_SAP.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* ACE_IPC_SAP_H */
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