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/*
    ICQ Corporate protocol plugin for Miranda IM.
    Copyright (C) 2003-2005 Eugene Tarasenko <zlyden13@inbox.ru>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#include "corp.h"

std::vector <ICQEvent *> icqEvents;

///////////////////////////////////////////////////////////////////////////////

static void WINAPI eventTimerProc(HWND, UINT, UINT_PTR hTimer, DWORD)
{
	KillTimer(nullptr, hTimer);

	for (size_t i = 0; i < icqEvents.size(); i++)
		if (hTimer == icqEvents[i]->hTimer)
			icqEvents[i]->noAck();
}

///////////////////////////////////////////////////////////////////////////////

ICQEvent* getEvent(SOCKET hSocket, unsigned int sequence)
{
	for (size_t i = 0; i < icqEvents.size(); i++)
		if (icqEvents[i]->isEvent(hSocket, sequence))
			return icqEvents[i];

	return nullptr;
}

///////////////////////////////////////////////////////////////////////////////

ICQEvent::ICQEvent(unsigned short theCmd, unsigned short theSubCmd, unsigned int theSequence,
	unsigned int theUin, Socket *theSocket, Packet *thePacket, int theReply)
{
	cmd = theCmd;
	subCmd = theSubCmd;
	sequence = theSequence;
	uin = theUin;
	socket = theSocket;
	packet = new Packet(thePacket);
	reply = theReply;

	hTimer = NULL;
	retries = 0;
}

///////////////////////////////////////////////////////////////////////////////

ICQEvent::~ICQEvent()
{
	stop();
	delete packet;
}

///////////////////////////////////////////////////////////////////////////////

bool ICQEvent::start()
{
	// send the packet
	if (!socket->sendPacket(*packet))
		return false;

	if (cmd != ICQ_CMDxTCP_START)
		hTimer = SetTimer(nullptr, 0, MAX_WAIT_ACK, eventTimerProc);
	return true;
}

///////////////////////////////////////////////////////////////////////////////

void ICQEvent::stop()
{
	if (hTimer) {
		KillTimer(nullptr, hTimer);
		hTimer = NULL;
	}
}

///////////////////////////////////////////////////////////////////////////////

bool ICQEvent::isEvent(SOCKET hSocket, unsigned long theSequence)
{
	return socket->handleVal == hSocket && sequence == theSequence;
}

///////////////////////////////////////////////////////////////////////////////

void ICQEvent::noAck()
{
	hTimer = NULL;
	if (socket->connected() && retries < MAX_SERVER_RETRIES && cmd != ICQ_CMDxTCP_START)
	{
		retries++;
		start();
	}
	else icq.doneEvent(false, socket->handleVal, sequence);
}

///////////////////////////////////////////////////////////////////////////////