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// -*- C++ -*-
//==========================================================================
/**
* @file IO_Cntl_Msg.h
*
* $Id$
*
* @author Doug Schmidt
*/
//==========================================================================
#ifndef ACE_IO_CNTL_MSG_H
#define ACE_IO_CNTL_MSG_H
#include /**/ "ace/pre.h"
#include /**/ "ace/ACE_export.h"
#include "ace/os_include/os_stddef.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_IO_Cntl_Msg
*
* @brief Data format for IOCTL messages
*/
class ACE_Export ACE_IO_Cntl_Msg
{
public:
enum
{
/// Set the low water mark.
SET_LWM = 1,
/// Get the low water mark.
GET_LWM = 2,
/// Set the high water mark.
SET_HWM = 3,
/// Get the high water mark.
GET_HWM = 4,
/// Link modules
MOD_LINK = 5,
/// Unlink modules
MOD_UNLINK = 6
};
typedef unsigned short ACE_IO_Cntl_Cmds;
// = Initialization method.
/// Initialize the control message.
ACE_IO_Cntl_Msg (ACE_IO_Cntl_Cmds c);
// = Get/set methods
/// Get command.
ACE_IO_Cntl_Cmds cmd (void);
/// Set command.
void cmd (ACE_IO_Cntl_Cmds c);
/// Get count.
size_t count (void);
/// Set count.
void count (size_t c);
/// Get error.
int error (void);
/// Set error.
void error (int e);
/// Get return value.
int rval (void);
/// Set return value.
void rval (int r);
/// Dump the state of an object.
void dump (void) const;
/// Declare the dynamic allocation hooks.
ACE_ALLOC_HOOK_DECLARE;
private:
/// Command.
ACE_IO_Cntl_Cmds cmd_;
/// Count.
size_t count_;
/// Error.
int error_;
/// Return value
int rval_;
};
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/IO_Cntl_Msg.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* ACE_IO_CNTL_MSG_H */
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