apps/kinfocenter/usbview/usbdb.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2001 by Matthias Hoelzer-Kluepfel <mhk@caldera.de>      *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  ***************************************************************************/
  10
  11 #include "usbdb.h"
  12
  13 #include <iostream>
  14
  15 #include <QFile>
  16 #include <QRegExp>
  17 //Added by qt3to4:
  18 #include <QTextStream>
  19
  20 #include <kstandarddirs.h>
  21
  22 USBDB::USBDB() {
  23         QString db = "/usr/share/hwdata/usb.ids"; /* on Fedora */
  24         if (!QFile::exists(db))
  25                 db = KStandardDirs::locate("data", "kcmusb/usb.ids");
  26         if (db.isEmpty())
  27                 return;
  28
  29         QFile f(db);
  30
  31         if (f.open(QIODevice::ReadOnly)) {
  32                 QTextStream ts(&f);
  33                 ts.setCodec("UTF-8");
  34
  35                 QString line, name;
  36                 int id=0, subid=0, protid=0;
  37                 QRegExp vendor("[0-9a-fA-F]+ ");
  38                 QRegExp product("\\s+[0-9a-fA-F]+ ");
  39                 QRegExp cls("C [0-9a-fA-F][0-9a-fA-F]");
  40                 QRegExp subclass("\\s+[0-9a-fA-F][0-9a-fA-F]  ");
  41                 QRegExp prot("\\s+[0-9a-fA-F][0-9a-fA-F]  ");
  42                 while (!ts.atEnd()) {
  43                         line = ts.readLine();
  44                         if (line.left(1) == "#" || line.trimmed().isEmpty())
  45                                 continue;
  46
  47                         // skip AT lines
  48                         if (line.left(2) == "AT")
  49                                 continue;
  50
  51                         if (cls.indexIn(line) == 0 && cls.matchedLength() == 4) {
  52                                 id = line.mid(2,2).toInt(0, 16);
  53                                 name = line.mid(4).trimmed();
  54                                 _classes.insert(QString("%1").arg(id), name);
  55                         } else if (prot.indexIn(line) == 0 && prot.matchedLength() > 5) {
  56                                 line = line.trimmed();
  57                                 protid = line.left(2).toInt(0, 16);
  58                                 name = line.mid(4).trimmed();
  59                                 _classes.insert(QString("%1-%2-%3").arg(id).arg(subid).arg(protid), name);
  60                         } else if (subclass.indexIn(line) == 0 && subclass.matchedLength() > 4) {
  61                                 line = line.trimmed();
  62                                 subid = line.left(2).toInt(0, 16);
  63                                 name = line.mid(4).trimmed();
  64                                 _classes.insert(QString("%1-%2").arg(id).arg(subid), name);
  65                         } else if (vendor.indexIn(line) == 0 && vendor.matchedLength() == 5) {
  66                                 id = line.left(4).toInt(0, 16);
  67                                 name = line.mid(6);
  68                                 _ids.insert(QString("%1").arg(id), name);
  69                         } else if (product.indexIn(line) == 0 && product.matchedLength() > 5) {
  70                                 line = line.trimmed();
  71                                 subid = line.left(4).toInt(0, 16);
  72                                 name = line.mid(6);
  73                                 _ids.insert(QString("%1-%2").arg(id).arg(subid), name);
  74                         }
  75
  76                 }
  77
  78                 f.close();
  79         }
  80 }
  81
  82 QString USBDB::vendor(int id) {
  83         QString s = _ids[QString("%1").arg(id)];
  84         if (id != 0) {
  85                 return s;
  86         }
  87         return QString();
  88 }
  89
  90 QString USBDB::device(int vendor, int id) {
  91         QString s = _ids[QString("%1-%2").arg(vendor).arg(id)];
  92         if ((id != 0) && (vendor != 0))
  93                 return s;
  94         return QString();
  95 }
  96
  97 QString USBDB::cls(int cls) {
  98         return _classes[QString("%1").arg(cls)];
  99 }
 100
 101 QString USBDB::subclass(int cls, int sub) {
 102         return _classes[QString("%1-%2").arg(cls).arg(sub)];
 103 }
 104
 105 QString USBDB::protocol(int cls, int sub, int prot) {
 106         return _classes[QString("%1-%2-%3").arg(cls).arg(sub).arg(prot)];
 107 }
 108