List <DiskRecord> QueryAllDisks()
{
List <DiskRecord> disks = new List <DiskRecord>();
try
{
using (var devenum = new DeviceEnumerator(GUID_DEVINTERFACE_DISK))
foreach (var info in devenum.GetAllDevices())
{
long volumeSize = 0;
DiskDevice.STORAGE_HOTPLUG_INFO hotplug = null;
DiskDevice.STORAGE_DEVICE_DESCRIPTOR desc = null;
try
{
using (var dev = new DiskDevice(info.DevicePath))
{
try
{
hotplug = dev.QueryHotplugInfo();
}
catch (Exception ex)
{
}
try
{
desc = dev.QueryDeviceDescriptor();
}
catch
{
}
byte[] result = new byte[8];
try
{
if (dev.DeviceIoControl(IOCTL_DISK_GET_LENGTH_INFO, null, result) == 8)
{
volumeSize = BitConverter.ToInt64(result, 0);
}
}
catch
{
}
}
disks.Add(new DiskRecord {
Descriptor = desc, Hotplug = hotplug, Info = info, VolumeSize = volumeSize
});
}
catch { }
}
}
catch
{
}
return(disks);
}
List<DiskRecord> QueryAllDisks()
{
List<DiskRecord> disks = new List<DiskRecord>();
try
{
using (var devenum = new DeviceEnumerator(GUID_DEVINTERFACE_DISK))
foreach (var info in devenum.GetAllDevices())
{
long volumeSize = 0;
DiskDevice.STORAGE_HOTPLUG_INFO hotplug = null;
DiskDevice.STORAGE_DEVICE_DESCRIPTOR desc = null;
try
{
using (var dev = new DiskDevice(info.DevicePath))
{
try
{
hotplug = dev.QueryHotplugInfo();
}
catch (Exception ex)
{
}
try
{
desc = dev.QueryDeviceDescriptor();
}
catch
{
}
byte[] result = new byte[8];
try
{
if (dev.DeviceIoControl(IOCTL_DISK_GET_LENGTH_INFO, null, result) == 8)
volumeSize = BitConverter.ToInt64(result, 0);
}
catch
{
}
}
disks.Add(new DiskRecord { Descriptor = desc, Hotplug = hotplug, Info = info, VolumeSize = volumeSize });
}
catch { }
}
}
catch
{
}
return disks;
}
void WriteThreadBody(object obj)
{
ThreadContext ctx = (ThreadContext)obj;
UpdateProgress("Erasing partition table...", 0, 0);
try
{
//Erase
ctx.dev.SeekAbs(0);
ctx.dev.Write(new byte[SectorSize]);
ctx.dev.Dispose();
ctx.dev = null;
string devPath = null;
using (var devenum = new DeviceEnumerator(GUID_DEVINTERFACE_DISK))
foreach (var info in devenum.GetAllDevices())
{
if (info.DeviceID == ctx.devID)
{
devPath = info.DevicePath;
if (!info.ChangeDeviceState(DeviceEnumerator.DICS.DICS_DISABLE))
throw new Exception("Cannot reset the card reader. Please remove the card, put it back and retry.");
if (!info.ChangeDeviceState(DeviceEnumerator.DICS.DICS_ENABLE))
throw new Exception("Cannot re-enable the card reader. Please enable it manually using device manager.");
}
}
if (devPath == null)
throw new Exception("Cannot reset the card reader. Please remove the card, put it back and retry.");
for (; ; )
{
if (AttemptWrite(ctx, devPath))
break;
}
ReportCompletion(null);
}
catch (System.Exception ex)
{
ReportCompletion(ex);
}
finally
{
if (ctx.fs != null)
ctx.fs.Dispose();
if (ctx.dev != null)
ctx.dev.Dispose();
}
}
void WriteThreadBody(object obj)
{
ThreadContext ctx = (ThreadContext)obj;
UpdateProgress("Erasing partition table...", 0, 0);
try
{
//Erase
ctx.dev.SeekAbs(0);
ctx.dev.Write(new byte[SectorSize]);
ctx.dev.Dispose();
ctx.dev = null;
string devPath = null;
using (var devenum = new DeviceEnumerator(GUID_DEVINTERFACE_DISK))
foreach (var info in devenum.GetAllDevices())
{
if (info.DeviceID == ctx.devID)
{
devPath = info.DevicePath;
if (!info.ChangeDeviceState(DeviceEnumerator.DICS.DICS_DISABLE))
{
throw new Exception("Cannot reset the card reader. Please remove the card, put it back and retry.");
}
if (!info.ChangeDeviceState(DeviceEnumerator.DICS.DICS_ENABLE))
{
throw new Exception("Cannot re-enable the card reader. Please enable it manually using device manager.");
}
}
}
if (devPath == null)
{
throw new Exception("Cannot reset the card reader. Please remove the card, put it back and retry.");
}
for (; ;)
{
if (AttemptWrite(ctx, devPath))
{
break;
}
}
ReportCompletion(null);
}
catch (System.Exception ex)
{
ReportCompletion(ex);
}
finally
{
if (ctx.fs != null)
{
ctx.fs.Dispose();
}
if (ctx.dev != null)
{
ctx.dev.Dispose();
}
}
}
