| -rw-r--r-- | library/storage.cpp | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/library/storage.cpp b/library/storage.cpp new file mode 100644 index 0000000..bd34a5f --- a/dev/null +++ b/library/storage.cpp @@ -0,0 +1,188 @@ +/********************************************************************** +** Copyright (C) 2000 Trolltech AS. All rights reserved. +** +** This file is part of Qtopia Environment. +** +** This file may be distributed and/or modified under the terms of the +** GNU General Public License version 2 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. +** +** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE +** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. +** +** See http://www.trolltech.com/gpl/ for GPL licensing information. +** +** Contact info@trolltech.com if any conditions of this licensing are +** not clear to you. +** +**********************************************************************/ + +#include <qpe/storage.h> +#ifdef QT_QWS_CUSTOM +#include <qpe/custom.h> +#endif + +#include <qtimer.h> +#include <qcopchannel_qws.h> + +#include <stdio.h> + +#if defined(_OS_LINUX_) || defined(Q_OS_LINUX) +#include <sys/vfs.h> +#include <mntent.h> +#endif + +#include <qstringlist.h> + +static bool isCF(const QString& m) +{ + FILE* f = fopen("/var/run/stab", "r"); + if (!f) f = fopen("/var/state/pcmcia/stab", "r"); + if (!f) f = fopen("/var/lib/pcmcia/stab", "r"); + if ( f ) { + char line[1024]; + char devtype[80]; + char devname[80]; + while ( fgets( line, 1024, f ) ) { + // 0 ide ide-cs 0 hda 3 0 + if ( sscanf(line,"%*d %s %*s %*s %s", devtype, devname )==2 ) + { + if ( QString(devtype) == "ide" && m.find(devname)>0 ) { + fclose(f); + return TRUE; + } + } + } + fclose(f); + } + return FALSE; +} + +StorageInfo::StorageInfo( QObject *parent ) + : QObject( parent ) +{ + mFileSystems.setAutoDelete( TRUE ); + channel = new QCopChannel( "QPE/Card", this ); + connect( channel, SIGNAL(received(const QCString &, const QByteArray &)), + this, SLOT(cardMessage( const QCString &, const QByteArray &)) ); + update(); +} + +const FileSystem *StorageInfo::fileSystemOf( const QString &filename ) +{ + for (QListIterator<FileSystem> i(mFileSystems); i.current(); ++i) { + if ( filename.startsWith( (*i)->path() ) ) + return (*i); + } + return 0; +} + + +void StorageInfo::cardMessage( const QCString& msg, const QByteArray& ) +{ + if ( msg == "mtabChanged()" ) + update(); +} + +void StorageInfo::update() +{ + //qDebug("StorageInfo::updating"); +#if defined(_OS_LINUX_) || defined(Q_OS_LINUX) + struct mntent *me; + FILE *mntfp = setmntent( "/etc/mtab", "r" ); + + QStringList curdisks; + QStringList curopts; + QStringList curfs; + bool rebuild = FALSE; + int n=0; + if ( mntfp ) { + while ( (me = getmntent( mntfp )) != 0 ) { + QString fs = me->mnt_fsname; + if ( fs.left(7)=="/dev/hd" || fs.left(7)=="/dev/sd" + || fs.left(8)=="/dev/mtd" || fs.left(9) == "/dev/mmcd" ) + { + n++; + curdisks.append(fs); + curopts.append( me->mnt_opts ); + //qDebug("-->fs %s opts %s", fs.latin1(), me->mnt_opts ); + curfs.append( me->mnt_dir ); + bool found = FALSE; + for (QListIterator<FileSystem> i(mFileSystems); i.current(); ++i) { + if ( (*i)->disk() == fs ) { + found = TRUE; + break; + } + } + if ( !found ) + rebuild = TRUE; + } + } + endmntent( mntfp ); + } + if ( rebuild || n != (int)mFileSystems.count() ) { + mFileSystems.clear(); + QStringList::ConstIterator it=curdisks.begin(); + QStringList::ConstIterator fsit=curfs.begin(); + QStringList::ConstIterator optsIt=curopts.begin(); + for (; it!=curdisks.end(); ++it, ++fsit, ++optsIt) { + QString opts = *optsIt; + + QString disk = *it; + QString humanname; + bool removable = FALSE; + if ( isCF(disk) ) { + humanname = tr("CF Card"); + removable = TRUE; + } else if ( disk == "/dev/hda1" ) { + humanname = tr("Hard Disk"); + } else if ( disk.left(9) == "/dev/mmcd" ) { + humanname = tr("SD Card"); + removable = TRUE; + } else if ( disk.left(7) == "/dev/hd" ) + humanname = tr("Hard Disk") + " " + humanname.mid(7); + else if ( disk.left(7) == "/dev/sd" ) + humanname = tr("SCSI Hard Disk") + " " + humanname.mid(7); + else if ( disk == "/dev/mtdblock1" || humanname == "/dev/mtdblock/1" ) + humanname = tr("Internal Storage"); + else if ( disk.left(14) == "/dev/mtdblock/" ) + humanname = tr("Internal Storage") + " " + humanname.mid(14); + else if ( disk.left(13) == "/dev/mtdblock" ) + humanname = tr("Internal Storage") + " " + humanname.mid(13); + FileSystem *fs = new FileSystem( disk, *fsit, humanname, removable, opts ); + mFileSystems.append( fs ); + } + emit disksChanged(); + } else { + // just update them + for (QListIterator<FileSystem> i(mFileSystems); i.current(); ++i) + i.current()->update(); + } +#endif +} + +//--------------------------------------------------------------------------- + +FileSystem::FileSystem( const QString &disk, const QString &path, const QString &name, bool rem, const QString &o ) + : fsdisk( disk ), fspath( path ), humanname( name ), blkSize(512), totalBlks(0), availBlks(0), removable( rem ), opts( o ) +{ + update(); +} + +void FileSystem::update() +{ +#if defined(_OS_LINUX_) || defined(Q_OS_LINUX) + struct statfs fs; + if ( !statfs( fspath.latin1(), &fs ) ) { + blkSize = fs.f_bsize; + totalBlks = fs.f_blocks; + availBlks = fs.f_bavail; + } else { + blkSize = 0; + totalBlks = 0; + availBlks = 0; + } +#endif +} + |