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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-03-31 02:49:25 -0500
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-03-31 02:49:25 -0500
commit9dff87031ae97e12b6b35e74b894b9af89f15975 (patch)
tree9f9aed9d0b6a5500a49f725f5f52e97a92906a14 /tdecore/tdehardwaredevices.cpp
parentb28ee4be1cca3be800ba35010b126dd49d2eb49e (diff)
downloadtdelibs-9dff87031ae97e12b6b35e74b894b9af89f15975.tar.gz
tdelibs-9dff87031ae97e12b6b35e74b894b9af89f15975.zip
Conver TDE hardware library to fully event driven operation
Diffstat (limited to 'tdecore/tdehardwaredevices.cpp')
-rw-r--r--tdecore/tdehardwaredevices.cpp83
1 files changed, 47 insertions, 36 deletions
diff --git a/tdecore/tdehardwaredevices.cpp b/tdecore/tdehardwaredevices.cpp
index cc1c90357..64809d474 100644
--- a/tdecore/tdehardwaredevices.cpp
+++ b/tdecore/tdehardwaredevices.cpp
@@ -21,6 +21,7 @@
#include <tqfile.h>
#include <tqdir.h>
#include <tqstringlist.h>
+#include <tqsocketnotifier.h>
#include <kglobal.h>
#include <ktempfile.h>
@@ -382,14 +383,13 @@ TDEHardwareDevices::TDEHardwareDevices() {
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);
+ m_devScanNotifier = new TQSocketNotifier(udev_monitor_get_fd(m_udevMonitorStruct), TQSocketNotifier::Read, this);
+ connect( m_devScanNotifier, TQT_SIGNAL(activated(int)), this, TQT_SLOT(processHotPluggedHardware()) );
// Monitor for changed mounts
- m_mountScanTimer = new TQTimer();
- connect( m_mountScanTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(checkForModifiedMounts()) );
- m_mountScanTimer->start(1, TRUE);
+ m_procMountsFd = open("/proc/mounts", O_RDONLY, 0);
+ m_mountScanNotifier = new TQSocketNotifier(m_procMountsFd, TQSocketNotifier::Exception, this);
+ connect( m_mountScanNotifier, TQT_SIGNAL(activated(int)), this, TQT_SLOT(processModifiedMounts()) );
// Update internal device information
queryHardwareInformation();
@@ -397,13 +397,8 @@ TDEHardwareDevices::TDEHardwareDevices() {
}
TDEHardwareDevices::~TDEHardwareDevices() {
- // Stop hardware scanning
- m_devScanTimer->stop();
- delete m_devScanTimer;
-
// Stop mount scanning
- m_mountScanTimer->stop();
- delete m_mountScanTimer;
+ close(m_procMountsFd);
// Tear down udev interface
udev_unref(m_udevStruct);
@@ -434,11 +429,11 @@ TDEStorageDevice* TDEHardwareDevices::findDiskByUID(TQString uid) {
return 0;
}
-void TDEHardwareDevices::checkForHotPluggedHardware() {
+void TDEHardwareDevices::processHotPluggedHardware() {
udev_device* dev = udev_monitor_receive_device(m_udevMonitorStruct);
if (dev) {
TQString actionevent(udev_device_get_action(dev));
- if (actionevent == "add") {
+ if (actionevent == "add") {
TDEGenericDevice* device = classifyUnknownDevice(dev);
// Make sure this device is not a duplicate
@@ -462,36 +457,21 @@ void TDEHardwareDevices::checkForHotPluggedHardware() {
TDEGenericDevice *hwdevice;
for (hwdevice = m_deviceList.first(); hwdevice; hwdevice = m_deviceList.next()) {
if (hwdevice->systemPath() == systempath) {
+ emit hardwareRemoved(*hwdevice);
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;
- }
+void TDEHardwareDevices::processModifiedMounts() {
+ // FIXME
+ // Detect what changed between the old mount table and the new one,
+ // and emit appropriate events
- // Continue scanning for changed mounts
- m_mountScanTimer->start(1, TRUE);
+ emit mountTableModified();
}
TDEGenericDevice* TDEHardwareDevices::classifyUnknownDevice(udev_device* dev) {
@@ -596,6 +576,13 @@ TDEGenericDevice* TDEHardwareDevices::classifyUnknownDevice(udev_device* dev) {
disktype = disktype | TDEDiskDeviceType::Zip;
}
+ if ((devicevendor.upper() == "APPLE") && (devicemodel.upper().contains("IPOD"))) {
+ disktype = disktype | TDEDiskDeviceType::MediaDevice;
+ }
+ if ((devicevendor.upper() == "SANDISK") && (devicemodel.upper().contains("SANSA"))) {
+ disktype = disktype | TDEDiskDeviceType::MediaDevice;
+ }
+
if (disktypestring.upper() == "FLOPPY") {
disktype = disktype | TDEDiskDeviceType::Floppy;
}
@@ -751,13 +738,37 @@ TDEGenericDevice* TDEHardwareDevices::classifyUnknownDevice(udev_device* dev) {
sdevice->setDiskType(disktype);
sdevice->setDiskUUID(diskuuid);
- sdevice->setDiskLabel(disklabel);
sdevice->setDiskStatus(diskstatus);
sdevice->setFileSystemName(filesystemtype);
sdevice->setFileSystemUsage(filesystemusage);
sdevice->setSlaveDevices(slaveDeviceNodes);
sdevice->setHoldingDevices(holdingDeviceNodes);
+ // Clean up disk label
+ if ((sdevice->isDiskOfType(TDEDiskDeviceType::CDROM))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::CDRW))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::DVDROM))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::DVDRW))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::BDROM))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::BDRW))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::CDAudio))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::CDVideo))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::DVDVideo))
+ || (sdevice->isDiskOfType(TDEDiskDeviceType::BDVideo))
+ ) {
+ if (disklabel == "") {
+ // Read the volume label in via volname, since udev couldn't be bothered to do this on its own
+ FILE *exepipe = popen((TQString("volname %1").arg(devicenode).ascii()), "r");
+ if (exepipe) {
+ char buffer[8092];
+ disklabel = fgets(buffer, sizeof(buffer), exepipe);
+ pclose(exepipe);
+ }
+ }
+ }
+
+ sdevice->setDiskLabel(disklabel);
+
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()) {