disk_queued_file.cpp

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/***************************************************************************
 * lib/io/disk_queued_file.cpp
 *
 * Part of the STXXL. See http://stxxl.sourceforge.net
 *
 * Copyright (C) 2008 Andreas Beckmann <[email protected]>
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE_1_0.txt or copy at
 * http://www.boost.org/LICENSE_1_0.txt)
 **************************************************************************/

#include <stxxl/bits/io/disk_queued_file.h>
#include <stxxl/bits/io/disk_queues.h>
#include <stxxl/bits/io/file.h>
#include <stxxl/bits/io/request.h>
#include <stxxl/bits/io/request_interface.h>
#include <stxxl/bits/io/serving_request.h>
#include <stxxl/bits/namespace.h>
#include <stxxl/bits/singleton.h>


STXXL_BEGIN_NAMESPACE


request_ptr disk_queued_file::aread(
 void* buffer,
 offset_type pos,
 size_type bytes,
 const completion_handler& on_cmpl)
{
 request_ptr req(new serving_request(on_cmpl, this, buffer, pos, bytes,
 request::READ));

 disk_queues::get_instance()->add_request(req, get_queue_id());

 return req;
}

request_ptr disk_queued_file::awrite(
 void* buffer,
 offset_type pos,
 size_type bytes,
 const completion_handler& on_cmpl)
{
 request_ptr req(new serving_request(on_cmpl, this, buffer, pos, bytes,
 request::WRITE));

 disk_queues::get_instance()->add_request(req, get_queue_id());

 return req;
}

STXXL_END_NAMESPACE
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