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119 lines
3.4 KiB
119 lines
3.4 KiB
/***************************************************************************
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* Copyright (C) 2005 by Joris Guisson *
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* joris.guisson@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#ifndef NETSOCKETMONITOR_H
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#define NETSOCKETMONITOR_H
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#include <qmutex.h>
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#include <qptrlist.h>
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#include <util/constants.h>
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namespace net
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{
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using bt::Uint32;
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class BufferedSocket;
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class UploadThread;
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class DownloadThread;
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/**
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* @author Joris Guisson <joris.guisson@gmail.com>
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*
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* Monitors all sockets for upload and download traffic.
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* It uses two threads to do this.
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*/
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class SocketMonitor
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{
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static SocketMonitor self;
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QMutex mutex;
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UploadThread* ut;
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DownloadThread* dt;
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QPtrList<BufferedSocket> smap;
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Uint32 next_group_id;
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SocketMonitor();
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public:
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virtual ~SocketMonitor();
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/// Add a new socket, will start the threads if necessary
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void add(BufferedSocket* sock);
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/// Remove a socket, will stop threads if no more sockets are left
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void remove(BufferedSocket* sock);
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enum GroupType
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{
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UPLOAD_GROUP,
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DOWNLOAD_GROUP
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};
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/**
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* Creata a new upload or download group
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* @param type Wether it is an upload or download group
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* @param limit Limit of group in bytes/s
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* @return The group ID
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*/
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Uint32 newGroup(GroupType type,Uint32 limit);
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/**
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* Change the group limit
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* @param type The group type
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* @param gid The group id
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* @param limit The limit
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*/
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void setGroupLimit(GroupType type,Uint32 gid,Uint32 limit);
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/**
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* Remove a group
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* @param type The group type
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* @param gid The group id
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*/
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void removeGroup(GroupType type,Uint32 gid);
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typedef QPtrList<BufferedSocket>::iterator Itr;
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/// Get the begin of the list of sockets
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Itr begin() {return smap.begin();}
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/// Get the end of the list of sockets
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Itr end() {return smap.end();}
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/// lock the monitor
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void lock();
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/// unlock the monitor
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void unlock();
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/// Tell upload thread a packet is ready
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void signalPacketReady();
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static void setDownloadCap(Uint32 bytes_per_sec);
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static void setUploadCap(Uint32 bytes_per_sec);
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static void setSleepTime(Uint32 sleep_time);
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static SocketMonitor & instance() {return self;}
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};
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}
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#endif
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