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// $Id: Asynch_IO.cpp 85419 2009-05-22 10:52:11Z johnnyw $
#ifndef JAWS_BUILD_DLL
#define JAWS_BUILD_DLL
#endif /*JAWS_BUILD_DLL*/
#include "ace/config-lite.h"
#include "jaws3/Jaws_IO.h"
#include "jaws3/Asynch_IO.h"
#include "jaws3/Event_Completer.h"
#include "jaws3/Event_Result.h"
#if defined (ACE_HAS_AIO_CALLS) || defined (ACE_HAS_WIN32_OVERLAPPED_IO)
#include "jaws3/Asynch_IO_Helpers.h"
void
JAWS_Asynch_IO::send ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, void *act
)
{
JAWS_EC_AH_Adapter *jecaha;
jecaha = JAWS_EC_AH_Adapter::make (completer);
ACE_Asynch_Write_Stream asynch_write_stream;
if (jecaha == 0
|| asynch_write_stream.open (*jecaha, handle) == -1
|| asynch_write_stream.write (*mb, mb->length (), act) == -1)
{
delete jecaha;
JAWS_Event_Result io_result ( 0
, JAWS_Event_Result::JE_ERROR
, JAWS_Event_Result::JE_SEND_FAIL
);
if (completer)
completer->output_complete (io_result, act);
}
}
void
JAWS_Asynch_IO::recv ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, void *act
)
{
JAWS_EC_AH_Adapter *jecaha;
jecaha = JAWS_EC_AH_Adapter::make (completer);
ACE_Asynch_Read_Stream asynch_read_stream;
if (jecaha == 0
|| asynch_read_stream.open (*jecaha, handle) == -1
|| asynch_read_stream.read (*mb, mb->space (), act) == -1)
{
delete jecaha;
JAWS_Event_Result io_result ( 0
, JAWS_Event_Result::JE_ERROR
, JAWS_Event_Result::JE_RECV_FAIL
);
if (completer)
completer->output_complete (io_result, act);
}
}
void
JAWS_Asynch_IO::transmit ( ACE_HANDLE handle
, ACE_HANDLE source
, JAWS_Event_Completer *completer
, void *act
, ACE_Message_Block *header
, ACE_Message_Block *trailer
)
{
JAWS_EC_AH_Adapter *jecaha;
jecaha = JAWS_EC_AH_Adapter::make (completer);
ACE_Asynch_Transmit_File::Header_And_Trailer *header_and_trailer = 0;
header_and_trailer =
new ACE_Asynch_Transmit_File::Header_And_Trailer ( header
, header->length ()
, trailer
, trailer->length ()
);
ACE_Asynch_Transmit_File asynch_transmit_file;
if (source == ACE_INVALID_HANDLE
|| jecaha == 0
|| header_and_trailer == 0
|| asynch_transmit_file.open (*jecaha, handle) == -1
|| asynch_transmit_file.transmit_file ( source
, header_and_trailer
, 0
, 0
, 0
, 0
, 0
, act
) == -1)
{
delete jecaha;
delete header_and_trailer;
JAWS_Event_Result io_result ( 0
, JAWS_Event_Result::JE_ERROR
, JAWS_Event_Result::JE_TRANSMIT_FAIL
);
if (completer)
completer->output_complete (io_result, act);
}
}
JAWS_EC_AH_Adapter *
JAWS_EC_AH_Adapter::make (JAWS_Event_Completer *completer)
{
return new JAWS_EC_AH_Adapter (completer);
}
void
JAWS_EC_AH_Adapter
::handle_read_stream (const ACE_Asynch_Read_Stream::Result &result)
{
JAWS_Event_Result io_result;
io_result = this->make_io_result ( result
, JAWS_Event_Result::JE_RECV_OK
, JAWS_Event_Result::JE_RECV_FAIL
);
// More useful diagnostics not implemented yet.
void *act = const_cast<void *> (result.act ());
this->completer_->input_complete (io_result, act);
delete this;
}
void
JAWS_EC_AH_Adapter
::handle_write_stream (const ACE_Asynch_Write_Stream::Result &result)
{
JAWS_Event_Result io_result;
io_result = this->make_io_result ( result
, JAWS_Event_Result::JE_SEND_OK
, JAWS_Event_Result::JE_SEND_FAIL
);
// More useful diagnostics not implemented yet.
void *act = const_cast<void *> (result.act ());
this->completer_->output_complete (io_result, act);
delete this;
}
void
JAWS_EC_AH_Adapter
::handle_transmit_file (const ACE_Asynch_Transmit_File::Result &result)
{
JAWS_Event_Result io_result;
io_result = this->make_io_result ( result
, JAWS_Event_Result::JE_TRANSMIT_OK
, JAWS_Event_Result::JE_TRANSMIT_FAIL
);
// More useful diagnostics not implemented yet.
// Watch out for files not opened in overlapped IO mode.
void *act = const_cast<void *> (result.act ());
this->completer_->output_complete (io_result, act);
delete this;
}
JAWS_Event_Result
JAWS_EC_AH_Adapter
::make_io_result ( const ACE_Asynch_Result &result
, JAWS_Event_Result::JE_REASON reason_ok
, JAWS_Event_Result::JE_REASON reason_fail
)
{
size_t bytes = result.bytes_transferred ();
JAWS_Event_Result::JE_STATUS status;
JAWS_Event_Result::JE_REASON reason;
if (result.success ())
{
status = JAWS_Event_Result::JE_OK;
reason = reason_ok;
}
else
{
status = JAWS_Event_Result::JE_ERROR;
reason = reason_fail;
}
JAWS_Event_Result io_result (bytes, status, reason);
return io_result;
}
#else /* EMULATE AIO WITH REACTOR */
#include "jaws3/Reactive_IO.h"
void
JAWS_Asynch_IO::send ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, void *act
)
{
JAWS_Reactive_IO::instance ()->send (handle, mb, completer, act);
}
void
JAWS_Asynch_IO::recv ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, void *act
)
{
JAWS_Reactive_IO::instance ()->recv (handle, mb, completer, act);
}
void
JAWS_Asynch_IO::transmit ( ACE_HANDLE handle
, ACE_HANDLE source
, JAWS_Event_Completer *completer
, void *act
, ACE_Message_Block *header
, ACE_Message_Block *trailer
)
{
JAWS_Reactive_IO::instance ()->transmit ( handle
, source
, completer
, act
, header
, trailer
);
}
#endif /* ACE_HAS_AIO_CALLS || ACE_HAS_WIN32_OVERLAPPED_IO */
// For now, we will simulate timed Asynch IO with timed Reactive IO.
// In the future, we will implement the timed Asynch IO with timers
// and Asynch IO cancelation.
#include "jaws3/Reactive_IO.h"
void
JAWS_Asynch_IO::send ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
)
{
JAWS_Reactive_IO::instance ()->send (handle, mb, completer, tv, act);
}
void
JAWS_Asynch_IO::recv ( ACE_HANDLE handle
, ACE_Message_Block *mb
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
)
{
JAWS_Reactive_IO::instance ()->recv (handle, mb, completer, tv, act);
}
void
JAWS_Asynch_IO::transmit ( ACE_HANDLE handle
, ACE_HANDLE source
, JAWS_Event_Completer *completer
, const ACE_Time_Value &tv
, void *act
, ACE_Message_Block *header
, ACE_Message_Block *trailer
)
{
JAWS_Reactive_IO::instance ()->transmit ( handle
, source
, completer
, tv
, act
, header
, trailer
);
}
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