RetroShare/libretroshare/src/gxs/gxstokenqueue.h

#ifndef R_GXS_TOKEN_QUEUE_H
#define R_GXS_TOKEN_QUEUE_H
/*
 * libretroshare/src/gxs gxstokenqueue.h
 *
 * Gxs Support for RetroShare.
 *
 * Copyright 2012-2012 by Robert Fernie.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License Version 2.1 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA.
 *
 * Please report all bugs and problems to "retroshare@lunamutt.com".
 *
 */

#include "gxs/rsgenexchange.h"
#include "util/rsthreads.h"


struct GxsTokenQueueItem
{

	GxsTokenQueueItem(const uint32_t token, const uint32_t req_type) :
	    mToken(token), mReqType(req_type) {}

	GxsTokenQueueItem(): mToken(0), mReqType(0) {}

	uint32_t mToken;
	uint32_t mReqType;
};


/**
 * A little helper class, to manage callbacks from requests
 */
class GxsTokenQueue
{
public:
	explicit GxsTokenQueue(RsGenExchange *gxs) :
	    mGenExchange(gxs), mQueueMtx("GxsTokenQueueMtx") {}

	bool queueRequest(uint32_t token, uint32_t req_type);
	void checkRequests(); /// must be called by

protected:

	/// This must be overloaded to complete the functionality.
	virtual void handleResponse(uint32_t token, uint32_t req_type);

private:
	RsGenExchange *mGenExchange;
	RsMutex mQueueMtx;
	std::list<GxsTokenQueueItem> mQueue;
};


#endif //R_GXS_TOKEN_QUEUE_H