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// ---------------------------------------------------------------------------80
// ICQ plugin for Miranda Instant Messenger
// ________________________________________
//
// Copyright © 2000-2001 Richard Hughes, Roland Rabien, Tristan Van de Vreede
// Copyright © 2001-2002 Jon Keating, Richard Hughes
// Copyright © 2002-2004 Martin Öberg, Sam Kothari, Robert Rainwater
// Copyright © 2004-2009 Joe Kucera
//
// 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 "icqoscar.h"
void CIcqProto::handlePingChannel(BYTE *buf, WORD datalen)
{
debugLogA("Warning: Ignoring server packet on PING channel");
}
void __cdecl CIcqProto::KeepAliveThread(void *arg)
{
serverthread_info *info = (serverthread_info*)arg;
icq_packet packet;
DWORD dwInterval = getDword("KeepAliveInterval", KEEPALIVE_INTERVAL);
debugLogA("Keep alive thread starting.");
info->hKeepAliveEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
for (;;)
{
DWORD dwWait = ICQWaitForSingleObject(info->hKeepAliveEvent, dwInterval);
if (serverThreadHandle == NULL) // connection lost, end
break;
if (dwWait == WAIT_TIMEOUT)
{
// Send a keep alive packet to server
packet.wLen = 0;
write_flap(&packet, ICQ_PING_CHAN);
sendServPacket(&packet);
}
else if (dwWait == WAIT_IO_COMPLETION)
// Possible shutdown in progress
if (Miranda_Terminated()) break;
else
break;
}
debugLogA("Keep alive thread ended.");
CloseHandle(info->hKeepAliveEvent);
info->hKeepAliveEvent = NULL;
}
void CIcqProto::StartKeepAlive(serverthread_info *info)
{
if (info->hKeepAliveEvent) // start only once
return;
if (getByte("KeepAlive", DEFAULT_KEEPALIVE_ENABLED))
CloseHandle( ForkThreadEx(&CIcqProto::KeepAliveThread, info, 0));
}
void CIcqProto::StopKeepAlive(serverthread_info *info)
{ // finish keep alive thread
if (info->hKeepAliveEvent)
SetEvent(info->hKeepAliveEvent);
}
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