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Viewing changes to kinfocenter/Modules/usbview/usbdb.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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kinfocenter/Modules/usbview/usbdb.cpp
 
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/***************************************************************************
 
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 *   Copyright (C) 2001 by Matthias Hoelzer-Kluepfel <mhk@caldera.de>      *
 
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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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 ***************************************************************************/
 
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#include "usbdb.h"
 
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#include <iostream>
 
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#include <QFile>
 
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#include <QRegExp>
 
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//Added by qt3to4:
 
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#include <QTextStream>
 
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#include <kstandarddirs.h>
 
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USBDB::USBDB() {
 
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        QString db = "/usr/share/hwdata/usb.ids"; /* on Fedora */
 
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        if (!QFile::exists(db))
 
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                db = KStandardDirs::locate("data", "kcmusb/usb.ids");
 
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        if (db.isEmpty())
 
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                return;
 
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        QFile f(db);
 
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        if (f.open(QIODevice::ReadOnly)) {
 
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                QTextStream ts(&f);
 
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                ts.setCodec("UTF-8");
 
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                QString line, name;
 
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                int id=0, subid=0, protid=0;
 
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                QRegExp vendor("[0-9a-fA-F]+ ");
 
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                QRegExp product("\\s+[0-9a-fA-F]+ ");
 
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                QRegExp cls("C [0-9a-fA-F][0-9a-fA-F]");
 
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                QRegExp subclass("\\s+[0-9a-fA-F][0-9a-fA-F]  ");
 
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                QRegExp prot("\\s+[0-9a-fA-F][0-9a-fA-F]  ");
 
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                while (!ts.atEnd()) {
 
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                        line = ts.readLine();
 
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                        if (line.left(1) == "#" || line.trimmed().isEmpty())
 
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                                continue;
 
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                        // skip AT lines
 
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                        if (line.left(2) == "AT")
 
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                                continue;
 
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                        if (cls.indexIn(line) == 0 && cls.matchedLength() == 4) {
 
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                                id = line.mid(2,2).toInt(0, 16);
 
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                                name = line.mid(4).trimmed();
 
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                                _classes.insert(QString("%1").arg(id), name);
 
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                        } else if (prot.indexIn(line) == 0 && prot.matchedLength() > 5) {
 
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                                line = line.trimmed();
 
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                                protid = line.left(2).toInt(0, 16);
 
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                                name = line.mid(4).trimmed();
 
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                                _classes.insert(QString("%1-%2-%3").arg(id).arg(subid).arg(protid), name);
 
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                        } else if (subclass.indexIn(line) == 0 && subclass.matchedLength() > 4) {
 
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                                line = line.trimmed();
 
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                                subid = line.left(2).toInt(0, 16);
 
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                                name = line.mid(4).trimmed();
 
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                                _classes.insert(QString("%1-%2").arg(id).arg(subid), name);
 
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                        } else if (vendor.indexIn(line) == 0 && vendor.matchedLength() == 5) {
 
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                                id = line.left(4).toInt(0, 16);
 
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                                name = line.mid(6);
 
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                                _ids.insert(QString("%1").arg(id), name);
 
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                        } else if (product.indexIn(line) == 0 && product.matchedLength() > 5) {
 
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                                line = line.trimmed();
 
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                                subid = line.left(4).toInt(0, 16);
 
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                                name = line.mid(6);
 
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                                _ids.insert(QString("%1-%2").arg(id).arg(subid), name);
 
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                        }
 
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                }
 
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                f.close();
 
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        }
 
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}
 
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QString USBDB::vendor(int id) {
 
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        QString s = _ids[QString("%1").arg(id)];
 
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        if (id != 0) {
 
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                return s;
 
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        }
 
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        return QString();
 
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}
 
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QString USBDB::device(int vendor, int id) {
 
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        QString s = _ids[QString("%1-%2").arg(vendor).arg(id)];
 
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        if ((id != 0) && (vendor != 0))
 
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                return s;
 
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        return QString();
 
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}
 
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QString USBDB::cls(int cls) {
 
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        return _classes[QString("%1").arg(cls)];
 
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}
 
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QString USBDB::subclass(int cls, int sub) {
 
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        return _classes[QString("%1-%2").arg(cls).arg(sub)];
 
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}
 
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QString USBDB::protocol(int cls, int sub, int prot) {
 
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        return _classes[QString("%1-%2-%3").arg(cls).arg(sub).arg(prot)];
 
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}
 
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