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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
#ifndef header_netstream_generic
#define header_netstream_generic
#if _MSC_VER > 1000
#pragma once
#endif
#ifdef _MSC_VER
#pragma warning(disable : 4786)
#endif
#include "API/Core/System/event_trigger.h"
#include "API/Core/System/mutex.h"
#include <queue>
#include <string>
class CL_NetComputer;
class CL_NetComputer_Generic;
class CL_NetSession_Generic;
class CL_NetStream_Generic
{
//! Construction:
public:
//: Connect constructor.
CL_NetStream_Generic(
const std::string &netstream,
CL_NetComputer &dest,
CL_NetSession_Generic *session);
//: Received constructor.
CL_NetStream_Generic(
int channel_id,
CL_NetComputer_Generic *dest,
CL_NetSession_Generic *session);
~CL_NetStream_Generic();
//! Attributes:
public:
//: Flag to be raised by netsession when all data has been written to a channel.
CL_EventTrigger write_trigger;
//: Flag to be raised by netsession when there is data to be read from the channel.
CL_EventTrigger read_trigger;
//: Receive buffer queue:
std::queue<std::string> receive_queue;
//: Syncronized access to member variables.
CL_Mutex mutex;
//: NetSession that stream is connected to.
CL_NetSession_Generic *session;
//: Computer the stream is communicating with.
CL_NetComputer_Generic *computer;
//: Stream channel identifier.
int channel_id;
//: True if connection was closed.
bool closed;
//: Returns the reference count of the netstream.
int get_ref_count() const { return ref_count; }
//! Operations:
public:
//: Increases the reference count.
void add_ref();
//: Decreases the reference count. If the count reaches zero, deletes this.
int release_ref();
//! Implementation:
private:
//: Reference counter.
int ref_count;
};
#endif
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