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tdelibs/tdecore/tdehardwaredevices.cpp

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/* This file is part of the TDE libraries
Copyright (C) 2012 Timothy Pearson <kb9vqf@pearsoncomputing.net>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <tdehardwaredevices.h>
#include <tqfile.h>
#include <tqdir.h>
#include <tqstringlist.h>
#include <kglobal.h>
#include <ktempfile.h>
#include <libudev.h>
#include <fcntl.h>
#include <poll.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <linux/fs.h>
// NOTE TO DEVELOPERS
// This command will greatly help when attempting to find properties to distinguish one device from another
// udevadm info --query=all --path=/sys/....
TDEGenericDevice::TDEGenericDevice(TDEGenericDeviceType::TDEGenericDeviceType dt, TQString dn) {
m_deviceType = dt;
m_deviceName = dn;
}
TDEGenericDevice::~TDEGenericDevice() {
}
TDEGenericDeviceType::TDEGenericDeviceType TDEGenericDevice::type() {
return m_deviceType;
}
TQString &TDEGenericDevice::name() {
return m_deviceName;
}
void TDEGenericDevice::setName(TQString dn) {
m_deviceName = dn;
}
TQString &TDEGenericDevice::vendorName() {
return m_vendorName;
}
void TDEGenericDevice::setVendorName(TQString vn) {
m_vendorName = vn;
}
TQString &TDEGenericDevice::vendorModel() {
return m_vendorModel;
}
void TDEGenericDevice::setVendorModel(TQString vm) {
m_vendorModel = vm;
}
TQString &TDEGenericDevice::systemPath() {
return m_systemPath;
}
void TDEGenericDevice::setSystemPath(TQString sp) {
m_systemPath = sp;
}
TQString &TDEGenericDevice::deviceNode() {
return m_deviceNode;
}
void TDEGenericDevice::setDeviceNode(TQString sn) {
m_deviceNode = sn;
}
TQString &TDEGenericDevice::deviceBus() {
return m_deviceBus;
}
void TDEGenericDevice::setDeviceBus(TQString db) {
m_deviceBus = db;
}
TQString TDEGenericDevice::uniqueID() {
m_uniqueID = m_systemPath+m_deviceNode;
return m_uniqueID;
}
TDEStorageDevice::TDEStorageDevice(TDEGenericDeviceType::TDEGenericDeviceType dt, TQString dn) : TDEGenericDevice(dt, dn), m_mediaInserted(true) {
}
TDEStorageDevice::~TDEStorageDevice() {
}
TDEDiskDeviceType::TDEDiskDeviceType TDEStorageDevice::diskType() {
return m_diskType;
}
void TDEStorageDevice::setDiskType(TDEDiskDeviceType::TDEDiskDeviceType dt) {
m_diskType = dt;
}
bool TDEStorageDevice::isDiskOfType(TDEDiskDeviceType::TDEDiskDeviceType tf) {
return ((m_diskType&tf)!=(TDEDiskDeviceType::TDEDiskDeviceType)0);
}
TDEDiskDeviceStatus::TDEDiskDeviceStatus TDEStorageDevice::diskStatus() {
return m_diskStatus;
}
void TDEStorageDevice::setDiskStatus(TDEDiskDeviceStatus::TDEDiskDeviceStatus st) {
m_diskStatus = st;
}
bool TDEStorageDevice::checkDiskStatus(TDEDiskDeviceStatus::TDEDiskDeviceStatus sf) {
return ((m_diskStatus&sf)!=(TDEDiskDeviceStatus::TDEDiskDeviceStatus)0);
}
TQString &TDEStorageDevice::diskLabel() {
return m_diskName;
}
void TDEStorageDevice::setDiskLabel(TQString dn) {
m_diskName = dn;
}
bool TDEStorageDevice::mediaInserted() {
return m_mediaInserted;
}
void TDEStorageDevice::setMediaInserted(bool inserted) {
m_mediaInserted = inserted;
}
TQString &TDEStorageDevice::fileSystemName() {
return m_fileSystemName;
}
void TDEStorageDevice::setFileSystemName(TQString fn) {
m_fileSystemName = fn;
}
TQString &TDEStorageDevice::fileSystemUsage() {
return m_fileSystemUsage;
}
void TDEStorageDevice::setFileSystemUsage(TQString fu) {
m_fileSystemUsage = fu;
}
TQString &TDEStorageDevice::diskUUID() {
return m_diskUUID;
}
void TDEStorageDevice::setDiskUUID(TQString id) {
m_diskUUID = id;
}
TQStringList &TDEStorageDevice::holdingDevices() {
return m_holdingDevices;
}
void TDEStorageDevice::setHoldingDevices(TQStringList hd) {
m_slaveDevices = hd;
}
TQStringList &TDEStorageDevice::slaveDevices() {
return m_slaveDevices;
}
void TDEStorageDevice::setSlaveDevices(TQStringList sd) {
m_slaveDevices = sd;
}
unsigned long TDEStorageDevice::deviceSize() {
TQString bsnodename = systemPath();
bsnodename.append("/queue/physical_block_size");
TQFile bsfile( bsnodename );
TQString blocksize;
if ( bsfile.open( IO_ReadOnly ) ) {
TQTextStream stream( &bsfile );
blocksize = stream.readLine();
bsfile.close();
}
TQString dsnodename = systemPath();
dsnodename.append("/size");
TQFile dsfile( dsnodename );
TQString devicesize;
if ( dsfile.open( IO_ReadOnly ) ) {
TQTextStream stream( &dsfile );
devicesize = stream.readLine();
dsfile.close();
}
return (blocksize.toULong()*devicesize.toULong());
}
TQString TDEStorageDevice::deviceFriendlySize() {
double bytes = deviceSize();
TQString prettystring;
prettystring = TQString("%1b").arg(bytes);
if (bytes > 1024) {
bytes = bytes / 1024;
prettystring = TQString("%1Kb").arg(bytes, 0, 'f', 1);
}
if (bytes > 1024) {
bytes = bytes / 1024;
prettystring = TQString("%1Mb").arg(bytes, 0, 'f', 1);
}
if (bytes > 1024) {
bytes = bytes / 1024;
prettystring = TQString("%1Gb").arg(bytes, 0, 'f', 1);
}
if (bytes > 1024) {
bytes = bytes / 1024;
prettystring = TQString("%1Tb").arg(bytes, 0, 'f', 1);
}
if (bytes > 1024) {
bytes = bytes / 1024;
prettystring = TQString("%1Pb").arg(bytes, 0, 'f', 1);
}
return prettystring;
}
TQString TDEStorageDevice::mountPath() {
// See if this device node is mounted
// This requires parsing /proc/mounts, looking for deviceNode()
// The Device Mapper throws a monkey wrench into this
// It likes to advertise mounts as /dev/mapper/<something>,
// where <something> is listed in <system path>/dm/name
TQString dmnodename = systemPath();
dmnodename.append("/dm/name");
TQFile namefile( dmnodename );
TQString dmaltname;
if ( namefile.open( IO_ReadOnly ) ) {
TQTextStream stream( &namefile );
dmaltname = stream.readLine();
namefile.close();
}
if (!dmaltname.isNull()) {
dmaltname.prepend("/dev/mapper/");
}
TQStringList lines;
TQFile file( "/proc/mounts" );
if ( file.open( IO_ReadOnly ) ) {
TQTextStream stream( &file );
TQString line;
while ( !stream.atEnd() ) {
line = stream.readLine();
TQStringList mountInfo = TQStringList::split(" ", line, true);
if ((*mountInfo.at(0) == deviceNode()) || (*mountInfo.at(0) == dmaltname)) {
return *mountInfo.at(1);
}
lines += line;
}
file.close();
}
// While this device is not directly mounted, it could concievably be mounted via the Device Mapper
// If so, try to retrieve the mount path...
TQStringList slaveDeviceList = slaveDevices();
for ( TQStringList::Iterator slavedevit = slaveDeviceList.begin(); slavedevit != slaveDeviceList.end(); ++slavedevit ) {
// Try to locate this device path in the TDE device tree
TDEHardwareDevices *hwdevices = KGlobal::hardwareDevices();
TDEGenericDevice *hwdevice = hwdevices->findBySystemPath(*slavedevit);
if ((hwdevice) && (hwdevice->type() == TDEGenericDeviceType::Disk)) {
TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(hwdevice);
return sdevice->mountPath();
}
}
return TQString::null;
}
TQString TDEStorageDevice::mountDevice(TQString mediaName) {
TQString ret = mountPath();
if (!ret.isNull()) {
return ret;
}
// Create dummy password file
KTempFile passwordFile(TQString::null, "tmp", 0600);
passwordFile.setAutoDelete(true);
TQString command = TQString("pmount -p %1 %2").arg(passwordFile.name()).arg(deviceNode());
if (!mediaName.isNull()) {
command.append(mediaName);
}
if (system(command.ascii()) == 0) {
ret = mountPath();
}
return ret;
}
TQString TDEStorageDevice::mountEncryptedDevice(TQString passphrase, TQString mediaName) {
TQString ret = mountPath();
if (!ret.isNull()) {
return ret;
}
// Create dummy password file
KTempFile passwordFile(TQString::null, "tmp", 0600);
passwordFile.setAutoDelete(true);
TQFile* pwFile = passwordFile.file();
if (!pwFile) {
return TQString::null;
}
pwFile->writeBlock(passphrase.ascii(), passphrase.length());
pwFile->flush();
TQString command = TQString("pmount -p %1 %2").arg(passwordFile.name()).arg(deviceNode());
if (!mediaName.isNull()) {
command.append(mediaName);
}
if (system(command.ascii()) == 0) {
ret = mountPath();
}
return ret;
}
bool TDEStorageDevice::unmountDevice() {
TQString mountpoint = mountPath();
if (mountpoint.isNull()) {
return true;
}
TQString command = TQString("pumount %1").arg(mountpoint);
if (system(command.ascii()) == 0) {
return true;
}
return false;
}
TDEHardwareDevices::TDEHardwareDevices() {
// Set up device list
m_deviceList.setAutoDelete( TRUE ); // the list owns the objects
// Initialize udev interface
m_udevStruct = udev_new();
if (!m_udevStruct) {
printf("Unable to create udev interface\n\r");
}
if (m_udevStruct) {
// Set up device add/remove monitoring
m_udevMonitorStruct = udev_monitor_new_from_netlink(m_udevStruct, "udev");
udev_monitor_filter_add_match_subsystem_devtype(m_udevMonitorStruct, NULL, NULL);
udev_monitor_enable_receiving(m_udevMonitorStruct);
m_devScanTimer = new TQTimer();
connect( m_devScanTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(checkForHotPluggedHardware()) );
m_devScanTimer->start(1, TRUE);
// Monitor for changed mounts
m_mountScanTimer = new TQTimer();
connect( m_mountScanTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(checkForModifiedMounts()) );
m_mountScanTimer->start(1, TRUE);
// Update internal device information
queryHardwareInformation();
}
}
TDEHardwareDevices::~TDEHardwareDevices() {
// Stop hardware scanning
m_devScanTimer->stop();
delete m_devScanTimer;
// Stop mount scanning
m_mountScanTimer->stop();
delete m_mountScanTimer;
// Tear down udev interface
udev_unref(m_udevStruct);
}
TDEGenericDevice* TDEHardwareDevices::findBySystemPath(TQString syspath) {
TDEGenericDevice *hwdevice;
for ( hwdevice = m_deviceList.first(); hwdevice; hwdevice = m_deviceList.next() ) {
if (hwdevice->systemPath() == syspath) {
return hwdevice;
}
}
return 0;
}
TDEStorageDevice* TDEHardwareDevices::findDiskByUID(TQString uid) {
TDEGenericDevice *hwdevice;
for ( hwdevice = m_deviceList.first(); hwdevice; hwdevice = m_deviceList.next() ) {
if (hwdevice->type() == TDEGenericDeviceType::Disk) {
TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(hwdevice);
if (sdevice->uniqueID() == uid) {
return sdevice;
}
}
}
return 0;
}
void TDEHardwareDevices::checkForHotPluggedHardware() {
udev_device* dev = udev_monitor_receive_device(m_udevMonitorStruct);
if (dev) {
TQString actionevent(udev_device_get_action(dev));
if (actionevent == "add") {
TDEGenericDevice* device = classifyUnknownDevice(dev);
// Make sure this device is not a duplicate
TDEGenericDevice *hwdevice;
for (hwdevice = m_deviceList.first(); hwdevice; hwdevice = m_deviceList.next()) {
if (hwdevice->systemPath() == device->systemPath()) {
delete device;
device = 0;
break;
}
}
if (device) {
m_deviceList.append(device);
emit hardwareAdded(*device);
}
}
else if (actionevent == "remove") {
// Delete device from hardware listing
TQString systempath(udev_device_get_syspath(dev));
TDEGenericDevice *hwdevice;
for (hwdevice = m_deviceList.first(); hwdevice; hwdevice = m_deviceList.next()) {
if (hwdevice->systemPath() == systempath) {
m_deviceList.remove(hwdevice);
emit hardwareAdded(*hwdevice);
break;
}
}
}
}
// Continue scanning for added/removed hardware
m_devScanTimer->start(1, TRUE);
}
void TDEHardwareDevices::checkForModifiedMounts() {
int mfd = open("/proc/mounts", O_RDONLY, 0);
struct pollfd pfd;
int rv;
pfd.fd = mfd;
pfd.events = POLLERR | POLLPRI;
pfd.revents = 0;
while ((rv = poll(&pfd, 1, 5)) >= 0) {
if (pfd.revents & POLLERR) {
emit mountTableModified();
}
pfd.revents = 0;
}
// Continue scanning for changed mounts
m_mountScanTimer->start(1, TRUE);
}
TDEGenericDevice* TDEHardwareDevices::classifyUnknownDevice(udev_device* dev) {
// Classify device and create TDEW device object
TQString devicename(udev_device_get_sysname(dev));
TQString devicetype(udev_device_get_devtype(dev));
TQString devicedriver(udev_device_get_driver(dev));
TQString devicesubsystem(udev_device_get_subsystem(dev));
TQString devicenode(udev_device_get_devnode(dev));
TQString systempath(udev_device_get_syspath(dev));
bool removable = false;
TDEGenericDevice* device = 0;
// FIXME
// Only a small subset of devices are classified right now
// Figure out the remaining udev logic to classify the rest!
// Helpful file: http://www.enlightenment.org/svn/e/trunk/PROTO/enna-explorer/src/bin/udev.c
if ((devicetype == "disk") || (devicetype == "partition")) {
// Determine if disk is removable
TQString removablenodename = udev_device_get_syspath(dev);
removablenodename.append("/removable");
FILE *fp = fopen(removablenodename.ascii(),"r");
if (fp) {
if (fgetc(fp) == '1') {
removable = true;
}
fclose(fp);
}
// See if any other devices are exclusively using this device, such as the Device Mapper|
TQStringList holdingDeviceNodes;
TQString holdersnodename = udev_device_get_syspath(dev);
holdersnodename.append("/holders/");
TQDir holdersdir(holdersnodename);
holdersdir.setFilter(TQDir::All);
const TQFileInfoList *dirlist = holdersdir.entryInfoList();
if (dirlist) {
TQFileInfoListIterator holdersdirit(*dirlist);
TQFileInfo *dirfi;
while ( (dirfi = holdersdirit.current()) != 0 ) {
if (dirfi->isSymLink()) {
char* collapsedPath = realpath((holdersnodename + dirfi->readLink()).ascii(), NULL);
holdingDeviceNodes.append(TQString(collapsedPath));
free(collapsedPath);
}
++holdersdirit;
}
}
// See if any other physical devices underlie this device, for example when the Device Mapper is in use
TQStringList slaveDeviceNodes;
TQString slavesnodename = udev_device_get_syspath(dev);
slavesnodename.append("/slaves/");
TQDir slavedir(slavesnodename);
slavedir.setFilter(TQDir::All);
dirlist = slavedir.entryInfoList();
if (dirlist) {
TQFileInfoListIterator slavedirit(*dirlist);
TQFileInfo *dirfi;
while ( (dirfi = slavedirit.current()) != 0 ) {
if (dirfi->isSymLink()) {
char* collapsedPath = realpath((slavesnodename + dirfi->readLink()).ascii(), NULL);
slaveDeviceNodes.append(TQString(collapsedPath));
free(collapsedPath);
}
++slavedirit;
}
}
device = new TDEStorageDevice(TDEGenericDeviceType::Disk);
// Determine generic disk information
TQString devicevendor(udev_device_get_property_value(dev, "ID_VENDOR"));
TQString devicemodel(udev_device_get_property_value(dev, "ID_MODEL"));
TQString devicebus(udev_device_get_property_value(dev, "ID_BUS"));
// Get disk specific info
TQString disktypestring(udev_device_get_property_value(dev, "ID_TYPE"));
TQString disklabel(udev_device_get_property_value(dev, "ID_FS_LABEL"));
TQString diskuuid(udev_device_get_property_value(dev, "ID_FS_UUID"));
TQString filesystemtype(udev_device_get_property_value(dev, "ID_FS_TYPE"));
TQString filesystemusage(udev_device_get_property_value(dev, "ID_FS_USAGE"));
device->setVendorName(devicevendor);
device->setVendorModel(devicemodel);
device->setDeviceBus(devicebus);
TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(device);
TDEDiskDeviceType::TDEDiskDeviceType disktype = (TDEDiskDeviceType::TDEDiskDeviceType)0;
TDEDiskDeviceStatus::TDEDiskDeviceStatus diskstatus = (TDEDiskDeviceStatus::TDEDiskDeviceStatus)0;
if (devicebus.upper() == "USB") {
disktype = disktype | TDEDiskDeviceType::USB;
}
if (disktypestring.upper() == "ZIP") {
disktype = disktype | TDEDiskDeviceType::Zip;
}
if ((devicevendor.upper() == "IOMEGA") && (devicemodel.upper().contains("ZIP"))) {
disktype = disktype | TDEDiskDeviceType::Zip;
}
if (disktypestring.upper() == "FLOPPY") {
disktype = disktype | TDEDiskDeviceType::Floppy;
}
if (disktypestring.upper() == "TAPE") {
disktype = disktype | TDEDiskDeviceType::Tape;
}
if (disktypestring.upper() == "COMPACT_FLASH") {
disktype = disktype | TDEDiskDeviceType::CompactFlash;
}
if (disktypestring.upper() == "MEMORY_STICK") {
disktype = disktype | TDEDiskDeviceType::MemoryStick;
}
if (disktypestring.upper() == "SMART_MEDIA") {
disktype = disktype | TDEDiskDeviceType::SmartMedia;
}
if (disktypestring.upper() == "SD_MMC") {
disktype = disktype | TDEDiskDeviceType::SDMMC;
}
if (disktypestring.upper() == "FLASHKEY") {
disktype = disktype | TDEDiskDeviceType::Flash;
}
if (disktypestring.upper() == "OPTICAL") {
disktype = disktype | TDEDiskDeviceType::Optical;
}
if (disktypestring.upper() == "JAZ") {
disktype = disktype | TDEDiskDeviceType::Jaz;
}
if (disktypestring.upper() == "DISK") {
disktype = disktype | TDEDiskDeviceType::HDD;
}
if (disktypestring.isNull()) {
// Fallback
// If we can't recognize the disk type then set it as a simple HDD volume
disktype = disktype | TDEDiskDeviceType::HDD;
}
if (disktypestring.upper() == "CD") {
if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA")) == "1") {
disktype = disktype | TDEDiskDeviceType::CDROM;
}
if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_CD_RW")) == "1") {
disktype = disktype | TDEDiskDeviceType::CDRW;
disktype = disktype & ~TDEDiskDeviceType::CDROM;
}
if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD")) == "1") {
disktype = disktype | TDEDiskDeviceType::DVDROM;
disktype = disktype & ~TDEDiskDeviceType::CDROM;
}
if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_RAM")) == "1") {
disktype = disktype | TDEDiskDeviceType::DVDRAM;
disktype = disktype & ~TDEDiskDeviceType::DVDROM;
}
if ((TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_RW")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_RW_DL")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_PLUS_RW")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_MINUS_RW")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_PLUS_RW_DL")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_MINUS_RW_DL")) == "1")
) {
disktype = disktype | TDEDiskDeviceType::DVDRW;
disktype = disktype & ~TDEDiskDeviceType::DVDROM;
}
if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_BD")) == "1") {
disktype = disktype | TDEDiskDeviceType::BDROM;
disktype = disktype & ~TDEDiskDeviceType::CDROM;
}
if ((TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_BD_RW")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_BD_RW_DL")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_BD_PLUS_RW")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_BD_MINUS_RW")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_PLUS_RW_DL")) == "1")
|| (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_DVD_MINUS_RW_DL")) == "1")
) {
disktype = disktype | TDEDiskDeviceType::BDRW;
disktype = disktype & ~TDEDiskDeviceType::BDROM;
}
if (!TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_TRACK_COUNT_AUDIO")).isNull()) {
disktype = disktype | TDEDiskDeviceType::CDAudio;
}
if ((TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_VCD")) == "1") || (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_SDVD")) == "1")) {
disktype = disktype | TDEDiskDeviceType::CDVideo;
}
if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_STATE")).upper() == "BLANK") {
diskstatus = diskstatus | TDEDiskDeviceStatus::Blank;
}
sdevice->setMediaInserted(!(TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA")) == "0"));
}
if (removable) {
diskstatus = diskstatus | TDEDiskDeviceStatus::Removable;
}
if (filesystemtype.upper() == "CRYPTO_LUKS") {
disktype = disktype | TDEDiskDeviceType::LUKS;
}
else if (filesystemtype.upper() == "CRYPTO") {
disktype = disktype | TDEDiskDeviceType::OtherCrypted;
}
else if (!filesystemtype.isNull()) {
diskstatus = diskstatus | TDEDiskDeviceStatus::ContainsFilesystem;
}
// Detect RAM and Loop devices, since udev can't seem to...
if (systempath.startsWith("/sys/devices/virtual/block/ram")) {
disktype = disktype | TDEDiskDeviceType::RAM;
}
if (systempath.startsWith("/sys/devices/virtual/block/loop")) {
disktype = disktype | TDEDiskDeviceType::Loop;
}
// Set mountable flag if device is likely to be mountable
diskstatus = diskstatus | TDEDiskDeviceStatus::Mountable;
if ((!disktypestring.upper().isNull()) && (disktype & TDEDiskDeviceType::HDD)) {
diskstatus = diskstatus & ~TDEDiskDeviceStatus::Mountable;
}
if (removable) {
if (sdevice->mediaInserted()) {
diskstatus = diskstatus | TDEDiskDeviceStatus::Inserted;
}
else {
diskstatus = diskstatus & ~TDEDiskDeviceStatus::Mountable;
}
}
if (holdingDeviceNodes.count() > 0) {
diskstatus = diskstatus | TDEDiskDeviceStatus::UsedByDevice;
}
if (slaveDeviceNodes.count() > 0) {
diskstatus = diskstatus | TDEDiskDeviceStatus::UsesDevice;
}
// See if any slaves were crypted
for ( TQStringList::Iterator slaveit = slaveDeviceNodes.begin(); slaveit != slaveDeviceNodes.end(); ++slaveit ) {
struct udev_device *slavedev;
slavedev = udev_device_new_from_syspath(m_udevStruct, (*slaveit).ascii());
TQString slavediskfstype(udev_device_get_property_value(slavedev, "ID_FS_TYPE"));
if ((slavediskfstype.upper() == "CRYPTO_LUKS") || (slavediskfstype.upper() == "CRYPTO")) {
disktype = disktype | TDEDiskDeviceType::UnlockedCrypt;
}
udev_device_unref(slavedev);
}
sdevice->setDiskType(disktype);
sdevice->setDiskUUID(diskuuid);
sdevice->setDiskLabel(disklabel);
sdevice->setDiskStatus(diskstatus);
sdevice->setFileSystemName(filesystemtype);
sdevice->setFileSystemUsage(filesystemusage);
sdevice->setSlaveDevices(slaveDeviceNodes);
sdevice->setHoldingDevices(holdingDeviceNodes);
printf("DISK DEVICE name: %s type: %s subsystem: %s vendor: %s model: %s bus: %s label: %s filesystem: %s disk type: %s disk type flags: 0x%08x media inserted: %d [Node Path: %s] [Syspath: %s]\n\r\n\r", devicename.ascii(), devicetype.ascii(), devicesubsystem.ascii(), devicevendor.ascii(), devicemodel.ascii(), devicebus.ascii(), disklabel.ascii(), filesystemtype.ascii(), disktypestring.ascii(), disktype, sdevice->mediaInserted(), devicenode.ascii(), udev_device_get_syspath(dev)); fflush(stdout);
}
else if (devicetype.isNull()) {
if (devicesubsystem == "acpi") {
device = new TDEGenericDevice(TDEGenericDeviceType::OtherACPI);
}
else if (devicesubsystem == "input") {
// Figure out if this device is a mouse, keyboard, or something else
// Check for mouse
// udev doesn't reliably help here, so guess from the device name
if (systempath.contains("/mouse")) {
device = new TDEGenericDevice(TDEGenericDeviceType::Mouse);
}
if (!device) {
// Second mouse check
// Look for ID_INPUT_MOUSE property presence
if (udev_device_get_property_value(dev, "ID_INPUT_MOUSE") != 0) {
device = new TDEGenericDevice(TDEGenericDeviceType::Mouse);
}
}
if (!device) {
// Check for keyboard
// Look for ID_INPUT_KEYBOARD property presence
if (udev_device_get_property_value(dev, "ID_INPUT_KEYBOARD") != 0) {
device = new TDEGenericDevice(TDEGenericDeviceType::Keyboard);
}
}
if (!device) {
device = new TDEGenericDevice(TDEGenericDeviceType::HID);
}
}
else if (devicesubsystem == "tty") {
device = new TDEGenericDevice(TDEGenericDeviceType::TextIO);
}
else if (devicesubsystem == "thermal") {
// FIXME
// Figure out a way to differentiate between ThermalControl (fans and coolers) and ThermalSensor types
device = new TDEGenericDevice(TDEGenericDeviceType::ThermalControl);
}
else if (devicesubsystem == "hwmon") {
// FIXME
// This might pick up thermal sensors
device = new TDEGenericDevice(TDEGenericDeviceType::OtherSensor);
}
}
if (device == 0) {
// Unhandled
device = new TDEGenericDevice(TDEGenericDeviceType::Other);
printf("[FIXME] UNCLASSIFIED DEVICE name: %s type: %s subsystem: %s driver: %s [Node Path: %s] [Syspath: %s]\n\r", devicename.ascii(), devicetype.ascii(), devicesubsystem.ascii(), devicedriver.ascii(), devicenode.ascii(), udev_device_get_syspath(dev)); fflush(stdout);
}
device->setName(devicename);
device->setDeviceNode(devicenode);
device->setSystemPath(systempath);
return device;
}
bool TDEHardwareDevices::queryHardwareInformation() {
if (!m_udevStruct) {
return false;
}
// Prepare the device list for repopulation
m_deviceList.clear();
struct udev_enumerate *enumerate;
struct udev_list_entry *devices, *dev_list_entry;
struct udev_device *dev;
// Create a list of all devices
enumerate = udev_enumerate_new(m_udevStruct);
udev_enumerate_add_match_subsystem(enumerate, NULL);
udev_enumerate_scan_devices(enumerate);
devices = udev_enumerate_get_list_entry(enumerate);
// Get detailed information on each detected device
udev_list_entry_foreach(dev_list_entry, devices) {
const char *path;
// Get the filename of the /sys entry for the device and create a udev_device object (dev) representing it
path = udev_list_entry_get_name(dev_list_entry);
dev = udev_device_new_from_syspath(m_udevStruct, path);
TDEGenericDevice* device = classifyUnknownDevice(dev);
// Make sure this device is not a duplicate
TDEGenericDevice *hwdevice;
for (hwdevice = m_deviceList.first(); hwdevice; hwdevice = m_deviceList.next()) {
if (hwdevice->systemPath() == device->systemPath()) {
delete device;
device = 0;
break;
}
}
if (device) {
m_deviceList.append(device);
}
udev_device_unref(dev);
}
// Free the enumerator object
udev_enumerate_unref(enumerate);
return true;
}
TDEGenericHardwareList &TDEHardwareDevices::listAllPhysicalDevices() {
return m_deviceList;
}
#include "tdehardwaredevices.moc"
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