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/* -*- c++ -*- */
// $Id$
#ifndef JAWS_REACTIVE_IO_HELPERS_H
#define JAWS_REACTIVE_IO_HELPERS_H
#include "ace/Event_Handler.h"
#include "ace/Message_Block.h"
#include "ace/Singleton.h"
#include "ace/Time_Value.h"
#include "jaws3/Export.h"
#include "jaws3/IO.h"
#include "jaws3/Event_Result.h"
#include "jaws3/Event_Completer.h"
class JAWS_Reactive_IO;
class JAWS_IO_Reactive_Handler : public ACE_Event_Handler
{
friend class JAWS_IO_Reactive_Send;
friend class JAWS_IO_Reactive_Recv;
friend class JAWS_IO_Reactive_Transmit;
public:
virtual void open (void);
int handle_timeout (const ACE_Time_Value &, const void *);
int handle_close (ACE_HANDLE, ACE_Reactor_Mask);
int handle_exception (ACE_HANDLE);
ACE_HANDLE get_handle (void) const { return this->handle_; }
void set_handle (ACE_HANDLE handle) { this->handle_ = handle; }
protected:
virtual void close (int result);
private:
JAWS_IO_Reactive_Handler ( ACE_HANDLE handle
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
, ACE_Reactor_Mask mask
)
: bytes_ (0)
, handle_ (handle)
, completer_ (completer)
, tv_ (tv)
, act_ (act)
, mask_ (mask)
, timer_id_ (-1)
, was_active_ (0)
{
if (ACE_Time_Value::zero < this->tv_)
this->timer_id_ =
ACE_Reactor::instance ()->schedule_timer (this, 0, this->tv_);
}
public: // needed for destructor due to "aCC: HP ANSI C++ B3910B A.03.39" compiler bug
~JAWS_IO_Reactive_Handler (void)
{
if (this->timer_id_ != -1)
ACE_Reactor::instance ()->cancel_timer (this->timer_id_);
}
private:
JAWS_Event_Result io_result_;
size_t bytes_;
ACE_HANDLE handle_;
JAWS_Event_Completer *completer_;
ACE_Time_Value tv_;
void *act_;
ACE_Reactor_Mask mask_;
long timer_id_;
int was_active_;
};
class JAWS_IO_Reactive_Send : public JAWS_IO_Reactive_Handler
{
friend class JAWS_Reactive_IO;
public:
int handle_output (ACE_HANDLE handle);
static JAWS_IO_Reactive_Send * make ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, void *act
)
{
return new JAWS_IO_Reactive_Send ( handle
, mb
, completer
, ACE_Time_Value::zero
, act
, ACE_Event_Handler::WRITE_MASK
);
}
static JAWS_IO_Reactive_Send * make ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
)
{
return new JAWS_IO_Reactive_Send ( handle
, mb
, completer
, tv
, act
, ACE_Event_Handler::WRITE_MASK
);
}
private:
JAWS_IO_Reactive_Send ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
, ACE_Reactor_Mask mask
)
: JAWS_IO_Reactive_Handler (handle, completer, tv, act, mask)
, mb_ (mb)
{
}
private:
ACE_Message_Block *mb_;
};
class JAWS_IO_Reactive_Recv : public JAWS_IO_Reactive_Handler
{
friend class JAWS_Reactive_IO;
public:
int handle_input (ACE_HANDLE handle);
static JAWS_IO_Reactive_Recv * make ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, void *act
)
{
return new JAWS_IO_Reactive_Recv ( handle
, mb
, completer
, ACE_Time_Value::zero
, act
, ACE_Event_Handler::READ_MASK
);
}
static JAWS_IO_Reactive_Recv * make ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
)
{
return new JAWS_IO_Reactive_Recv ( handle
, mb
, completer
, tv
, act
, ACE_Event_Handler::READ_MASK
);
}
private:
JAWS_IO_Reactive_Recv ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
, ACE_Reactor_Mask mask
)
: JAWS_IO_Reactive_Handler (handle, completer, tv, act, mask)
, mb_ (mb)
{
}
private:
ACE_Message_Block *mb_;
};
class JAWS_IO_Reactive_Transmit : public JAWS_IO_Reactive_Handler
{
friend class JAWS_Reactive_IO;
public:
int handle_timeout (const ACE_Time_Value &, const void *);
int handle_output (ACE_HANDLE handle);
int handle_exception (ACE_HANDLE handle);
static JAWS_IO_Reactive_Transmit * make ( ACE_HANDLE handle
, ACE_HANDLE source
, JAWS_Event_Completer *completer
, ACE_Message_Block *header
, ACE_Message_Block *trailer
, void *act
)
{
return new JAWS_IO_Reactive_Transmit ( handle
, source
, completer
, ACE_Time_Value::zero
, header
, trailer
, act
, ACE_Event_Handler::WRITE_MASK
);
}
static JAWS_IO_Reactive_Transmit * make ( ACE_HANDLE handle
, ACE_HANDLE source
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, ACE_Message_Block *header
, ACE_Message_Block *trailer
, void *act
)
{
return new JAWS_IO_Reactive_Transmit ( handle
, source
, completer
, tv
, header
, trailer
, act
, ACE_Event_Handler::WRITE_MASK
);
}
protected:
void close (int result);
int handle_output_header (ACE_HANDLE handle);
int handle_output_source (ACE_HANDLE handle);
int handle_output_trailer (ACE_HANDLE handle);
int handle_output_mb (ACE_HANDLE handle, ACE_Message_Block *&mb);
private:
JAWS_IO_Reactive_Transmit ( ACE_HANDLE handle
, ACE_HANDLE source
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, ACE_Message_Block *header
, ACE_Message_Block *trailer
, void *act
, ACE_Reactor_Mask mask
)
: JAWS_IO_Reactive_Handler (handle, completer, tv, act, mask)
, source_ (source)
, source_mb_ (8 * 1024)
, source_buf_ (& this->source_mb_)
, header_ (header)
, trailer_ (trailer)
{
}
private:
ACE_HANDLE source_;
ACE_Message_Block source_mb_;
ACE_Message_Block *source_buf_;
ACE_Message_Block *header_;
ACE_Message_Block *trailer_;
};
#endif /* JAWS_REACTIVE_IO_HELPERS_H */
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