public StorageInfoImpl(int index, IntPtr descriptorPtr)
{
StorageDeviceDescriptor descriptor = (StorageDeviceDescriptor)Marshal.PtrToStructure(descriptorPtr, typeof(StorageDeviceDescriptor));
Index = index;
Vendor = GetString(descriptorPtr, descriptor.VendorIdOffset);
Product = GetString(descriptorPtr, descriptor.ProductIdOffset);
Revision = GetString(descriptorPtr, descriptor.ProductRevisionOffset);
Serial = GetString(descriptorPtr, descriptor.SerialNumberOffset);
BusType = descriptor.BusType;
Removable = descriptor.RemovableMedia;
RawData = new byte[descriptor.Size];
Marshal.Copy(descriptorPtr, RawData, 0, RawData.Length);
}
public void UpdateDrives()
{
using (var sdd = new StorageDeviceDescriptor())
{
var drives = new DriveList();
foreach (var drive in Directory.GetLogicalDrives())
{
var deviceName = GetDeviceName(drive);
if (sdd.Load(deviceName))
{
if (sdd.BusType == STORAGE_BUS_TYPE.BusTypeUsb && sdd.RemovableMedia == true)
{
drives.Add(drive);
}
}
}
Drives = drives;
}
}
/// <summary>
/// Opens the device for sending direct commands
/// </summary>
/// <param name="devicePath">Device path</param>
public Device(string devicePath)
{
PlatformId = DetectOS.GetRealPlatformID();
Timeout = 15;
Error = false;
IsRemovable = false;
switch (PlatformId)
{
case PlatformID.Win32NT:
{
FileHandle = Extern.CreateFile(devicePath, FileAccess.GenericRead | FileAccess.GenericWrite,
FileShare.Read | FileShare.Write, IntPtr.Zero,
FileMode.OpenExisting,
FileAttributes.Normal, IntPtr.Zero);
if (((SafeFileHandle)FileHandle).IsInvalid)
{
Error = true;
LastError = Marshal.GetLastWin32Error();
}
break;
}
case PlatformID.Linux:
{
FileHandle =
Linux.Extern.open(devicePath,
FileFlags.ReadWrite | FileFlags.NonBlocking | FileFlags.CreateNew);
if ((int)FileHandle < 0)
{
LastError = Marshal.GetLastWin32Error();
if (LastError == 13 || LastError == 30) // EACCES or EROFS
{
FileHandle = Linux.Extern.open(devicePath, FileFlags.Readonly | FileFlags.NonBlocking);
if ((int)FileHandle < 0)
{
Error = true;
LastError = Marshal.GetLastWin32Error();
}
}
else
{
Error = true;
}
LastError = Marshal.GetLastWin32Error();
}
break;
}
case PlatformID.FreeBSD:
{
FileHandle = FreeBSD.Extern.cam_open_device(devicePath, FreeBSD.FileFlags.ReadWrite);
if (((IntPtr)FileHandle).ToInt64() == 0)
{
Error = true;
LastError = Marshal.GetLastWin32Error();
}
CamDevice camDevice = (CamDevice)Marshal.PtrToStructure((IntPtr)FileHandle, typeof(CamDevice));
if (StringHandlers.CToString(camDevice.SimName) == "ata")
{
throw new
InvalidOperationException("Parallel ATA devices are not supported on FreeBSD due to upstream bug #224250.");
}
break;
}
default: throw new InvalidOperationException($"Platform {PlatformId} not yet supported.");
}
if (Error)
{
throw new SystemException($"Error {LastError} opening device.");
}
Type = DeviceType.Unknown;
ScsiType = PeripheralDeviceTypes.UnknownDevice;
byte[] ataBuf;
byte[] inqBuf = null;
if (Error)
{
throw new SystemException($"Error {LastError} trying device.");
}
bool scsiSense = true;
// Windows is answering SCSI INQUIRY for all device types so it needs to be detected first
switch (PlatformId)
{
case PlatformID.Win32NT:
StoragePropertyQuery query = new StoragePropertyQuery();
query.PropertyId = StoragePropertyId.Device;
query.QueryType = StorageQueryType.Standard;
query.AdditionalParameters = new byte[1];
IntPtr descriptorPtr = Marshal.AllocHGlobal(1000);
byte[] descriptorB = new byte[1000];
uint returned = 0;
int error = 0;
bool hasError = !Extern.DeviceIoControlStorageQuery((SafeFileHandle)FileHandle,
WindowsIoctl.IoctlStorageQueryProperty,
ref query, (uint)Marshal.SizeOf(query),
descriptorPtr, 1000, ref returned, IntPtr.Zero);
if (hasError)
{
error = Marshal.GetLastWin32Error();
}
Marshal.Copy(descriptorPtr, descriptorB, 0, 1000);
if (!hasError && error == 0)
{
StorageDeviceDescriptor descriptor = new StorageDeviceDescriptor
{
Version = BitConverter.ToUInt32(descriptorB, 0),
Size = BitConverter.ToUInt32(descriptorB, 4),
DeviceType = descriptorB[8],
DeviceTypeModifier = descriptorB[9],
RemovableMedia = descriptorB[10] > 0,
CommandQueueing = descriptorB[11] > 0,
VendorIdOffset = BitConverter.ToInt32(descriptorB, 12),
ProductIdOffset = BitConverter.ToInt32(descriptorB, 16),
ProductRevisionOffset = BitConverter.ToInt32(descriptorB, 20),
SerialNumberOffset = BitConverter.ToInt32(descriptorB, 24),
BusType = (StorageBusType)BitConverter.ToUInt32(descriptorB, 28),
RawPropertiesLength = BitConverter.ToUInt32(descriptorB, 32)
};
descriptor.RawDeviceProperties = new byte[descriptor.RawPropertiesLength];
Array.Copy(descriptorB, 36, descriptor.RawDeviceProperties, 0, descriptor.RawPropertiesLength);
switch (descriptor.BusType)
{
case StorageBusType.SCSI:
case StorageBusType.SSA:
case StorageBusType.Fibre:
case StorageBusType.iSCSI:
case StorageBusType.SAS:
Type = DeviceType.SCSI;
break;
case StorageBusType.FireWire:
IsFireWire = true;
Type = DeviceType.SCSI;
break;
case StorageBusType.USB:
IsUsb = true;
Type = DeviceType.SCSI;
break;
case StorageBusType.ATAPI:
Type = DeviceType.ATAPI;
break;
case StorageBusType.ATA:
case StorageBusType.SATA:
Type = DeviceType.ATA;
break;
case StorageBusType.MultiMediaCard:
Type = DeviceType.MMC;
break;
case StorageBusType.SecureDigital:
Type = DeviceType.SecureDigital;
break;
case StorageBusType.NVMe:
Type = DeviceType.NVMe;
break;
}
switch (Type)
{
case DeviceType.SCSI:
case DeviceType.ATAPI:
scsiSense = ScsiInquiry(out inqBuf, out _);
break;
case DeviceType.ATA:
bool atapiSense = AtapiIdentify(out ataBuf, out _);
if (!atapiSense)
{
Type = DeviceType.ATAPI;
Identify.IdentifyDevice?ataid = Identify.Decode(ataBuf);
if (ataid.HasValue)
{
scsiSense = ScsiInquiry(out inqBuf, out _);
}
}
else
{
Manufacturer = "ATA";
}
break;
}
}
Marshal.FreeHGlobal(descriptorPtr);
if (Windows.Command.IsSdhci((SafeFileHandle)FileHandle))
{
byte[] sdBuffer = new byte[16];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle, MmcCommands.SendCsd,
false, false,
MmcFlags.ResponseSpiR2 | MmcFlags.ResponseR2 |
MmcFlags.CommandAc, 0, 16, 1, ref sdBuffer, out _,
out _, out bool sense);
if (!sense)
{
cachedCsd = new byte[16];
Array.Copy(sdBuffer, 0, cachedCsd, 0, 16);
}
sdBuffer = new byte[16];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle, MmcCommands.SendCid,
false, false,
MmcFlags.ResponseSpiR2 | MmcFlags.ResponseR2 |
MmcFlags.CommandAc, 0, 16, 1, ref sdBuffer, out _,
out _, out sense);
if (!sense)
{
cachedCid = new byte[16];
Array.Copy(sdBuffer, 0, cachedCid, 0, 16);
}
sdBuffer = new byte[8];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle,
(MmcCommands)SecureDigitalCommands.SendScr, false,
true,
MmcFlags.ResponseSpiR1 | MmcFlags.ResponseR1 |
MmcFlags.CommandAdtc, 0, 8, 1, ref sdBuffer, out _,
out _, out sense);
if (!sense)
{
cachedScr = new byte[8];
Array.Copy(sdBuffer, 0, cachedScr, 0, 8);
}
if (cachedScr != null)
{
sdBuffer = new byte[4];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle,
(MmcCommands)SecureDigitalCommands
.SendOperatingCondition, false, true,
MmcFlags.ResponseSpiR3 | MmcFlags.ResponseR3 |
MmcFlags.CommandBcr, 0, 4, 1, ref sdBuffer,
out _, out _, out sense);
if (!sense)
{
cachedScr = new byte[4];
Array.Copy(sdBuffer, 0, cachedScr, 0, 4);
}
}
else
{
sdBuffer = new byte[4];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle,
MmcCommands.SendOpCond, false, true,
MmcFlags.ResponseSpiR3 | MmcFlags.ResponseR3 |
MmcFlags.CommandBcr, 0, 4, 1, ref sdBuffer,
out _, out _, out sense);
if (!sense)
{
cachedScr = new byte[4];
Array.Copy(sdBuffer, 0, cachedScr, 0, 4);
}
}
}
break;
case PlatformID.Linux:
if (devicePath.StartsWith("/dev/sd", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sr", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/st", StringComparison.Ordinal))
{
scsiSense = ScsiInquiry(out inqBuf, out _);
}
// MultiMediaCard and SecureDigital go here
else if (devicePath.StartsWith("/dev/mmcblk", StringComparison.Ordinal))
{
string devPath = devicePath.Substring(5);
if (File.Exists("/sys/block/" + devPath + "/device/csd"))
{
int len =
ConvertFromHexAscii("/sys/block/" + devPath + "/device/csd", out cachedCsd);
if (len == 0)
{
cachedCsd = null;
}
}
if (File.Exists("/sys/block/" + devPath + "/device/cid"))
{
int len =
ConvertFromHexAscii("/sys/block/" + devPath + "/device/cid", out cachedCid);
if (len == 0)
{
cachedCid = null;
}
}
if (File.Exists("/sys/block/" + devPath + "/device/scr"))
{
int len =
ConvertFromHexAscii("/sys/block/" + devPath + "/device/scr", out cachedScr);
if (len == 0)
{
cachedScr = null;
}
}
if (File.Exists("/sys/block/" + devPath + "/device/ocr"))
{
int len =
ConvertFromHexAscii("/sys/block/" + devPath + "/device/ocr", out cachedOcr);
if (len == 0)
{
cachedOcr = null;
}
}
}
break;
default:
scsiSense = ScsiInquiry(out inqBuf, out _);
break;
}
#region SecureDigital / MultiMediaCard
if (cachedCid != null)
{
ScsiType = PeripheralDeviceTypes.DirectAccess;
IsRemovable = false;
if (cachedScr != null)
{
Type = DeviceType.SecureDigital;
CID decoded = Decoders.SecureDigital.Decoders.DecodeCID(cachedCid);
Manufacturer = VendorString.Prettify(decoded.Manufacturer);
Model = decoded.ProductName;
Revision = $"{(decoded.ProductRevision & 0xF0) >> 4:X2}.{decoded.ProductRevision & 0x0F:X2}";
Serial = $"{decoded.ProductSerialNumber}";
}
else
{
Type = DeviceType.MMC;
Decoders.MMC.CID decoded = Decoders.MMC.Decoders.DecodeCID(cachedCid);
Manufacturer = Decoders.MMC.VendorString.Prettify(decoded.Manufacturer);
Model = decoded.ProductName;
Revision = $"{(decoded.ProductRevision & 0xF0) >> 4:X2}.{decoded.ProductRevision & 0x0F:X2}";
Serial = $"{decoded.ProductSerialNumber}";
}
}
#endregion SecureDigital / MultiMediaCard
#region USB
switch (PlatformId)
{
case PlatformID.Linux:
if (devicePath.StartsWith("/dev/sd", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sr", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/st", StringComparison.Ordinal))
{
string devPath = devicePath.Substring(5);
if (Directory.Exists("/sys/block/" + devPath))
{
string resolvedLink = Linux.Command.ReadLink("/sys/block/" + devPath);
resolvedLink = "/sys" + resolvedLink.Substring(2);
if (!string.IsNullOrEmpty(resolvedLink))
{
while (resolvedLink.Contains("usb"))
{
resolvedLink = Path.GetDirectoryName(resolvedLink);
if (!File.Exists(resolvedLink + "/descriptors") ||
!File.Exists(resolvedLink + "/idProduct") ||
!File.Exists(resolvedLink + "/idVendor"))
{
continue;
}
FileStream usbFs = new FileStream(resolvedLink + "/descriptors",
System.IO.FileMode.Open,
System.IO.FileAccess.Read);
byte[] usbBuf = new byte[65536];
int usbCount = usbFs.Read(usbBuf, 0, 65536);
UsbDescriptors = new byte[usbCount];
Array.Copy(usbBuf, 0, UsbDescriptors, 0, usbCount);
usbFs.Close();
StreamReader usbSr = new StreamReader(resolvedLink + "/idProduct");
string usbTemp = usbSr.ReadToEnd();
ushort.TryParse(usbTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out usbProduct);
usbSr.Close();
usbSr = new StreamReader(resolvedLink + "/idVendor");
usbTemp = usbSr.ReadToEnd();
ushort.TryParse(usbTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out usbVendor);
usbSr.Close();
if (File.Exists(resolvedLink + "/manufacturer"))
{
usbSr = new StreamReader(resolvedLink + "/manufacturer");
UsbManufacturerString = usbSr.ReadToEnd().Trim();
usbSr.Close();
}
if (File.Exists(resolvedLink + "/product"))
{
usbSr = new StreamReader(resolvedLink + "/product");
UsbProductString = usbSr.ReadToEnd().Trim();
usbSr.Close();
}
if (File.Exists(resolvedLink + "/serial"))
{
usbSr = new StreamReader(resolvedLink + "/serial");
UsbSerialString = usbSr.ReadToEnd().Trim();
usbSr.Close();
}
IsUsb = true;
break;
}
}
}
}
break;
case PlatformID.Win32NT:
Usb.UsbDevice usbDevice = null;
// I have to search for USB disks, floppies and CD-ROMs as separate device types
foreach (string devGuid in new[]
{
Usb.GuidDevinterfaceFloppy, Usb.GuidDevinterfaceCdrom, Usb.GuidDevinterfaceDisk
})
{
usbDevice = Usb.FindDrivePath(devicePath, devGuid);
if (usbDevice != null)
{
break;
}
}
if (usbDevice != null)
{
UsbDescriptors = usbDevice.BinaryDescriptors;
usbVendor = (ushort)usbDevice.DeviceDescriptor.idVendor;
usbProduct = (ushort)usbDevice.DeviceDescriptor.idProduct;
UsbManufacturerString = usbDevice.Manufacturer;
UsbProductString = usbDevice.Product;
UsbSerialString =
usbDevice.SerialNumber; // This is incorrect filled by Windows with SCSI/ATA serial number
}
break;
default:
IsUsb = false;
break;
}
#endregion USB
#region FireWire
if (PlatformId == PlatformID.Linux)
{
if (devicePath.StartsWith("/dev/sd", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sr", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/st", StringComparison.Ordinal))
{
string devPath = devicePath.Substring(5);
if (Directory.Exists("/sys/block/" + devPath))
{
string resolvedLink = Linux.Command.ReadLink("/sys/block/" + devPath);
resolvedLink = "/sys" + resolvedLink.Substring(2);
if (!string.IsNullOrEmpty(resolvedLink))
{
while (resolvedLink.Contains("firewire"))
{
resolvedLink = Path.GetDirectoryName(resolvedLink);
if (!File.Exists(resolvedLink + "/model") || !File.Exists(resolvedLink + "/vendor") ||
!File.Exists(resolvedLink + "/guid"))
{
continue;
}
StreamReader fwSr = new StreamReader(resolvedLink + "/model");
string fwTemp = fwSr.ReadToEnd();
uint.TryParse(fwTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out firewireModel);
fwSr.Close();
fwSr = new StreamReader(resolvedLink + "/vendor");
fwTemp = fwSr.ReadToEnd();
uint.TryParse(fwTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out firewireVendor);
fwSr.Close();
fwSr = new StreamReader(resolvedLink + "/guid");
fwTemp = fwSr.ReadToEnd();
ulong.TryParse(fwTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out firewireGuid);
fwSr.Close();
if (File.Exists(resolvedLink + "/model_name"))
{
fwSr = new StreamReader(resolvedLink + "/model_name");
FireWireModelName = fwSr.ReadToEnd().Trim();
fwSr.Close();
}
if (File.Exists(resolvedLink + "/vendor_name"))
{
fwSr = new StreamReader(resolvedLink + "/vendor_name");
FireWireVendorName = fwSr.ReadToEnd().Trim();
fwSr.Close();
}
IsFireWire = true;
break;
}
}
}
}
}
// TODO: Implement for other operating systems
else
{
IsFireWire = false;
}
#endregion FireWire
#region PCMCIA
if (PlatformId == PlatformID.Linux)
{
if (devicePath.StartsWith("/dev/sd", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sr", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/st", StringComparison.Ordinal))
{
string devPath = devicePath.Substring(5);
if (Directory.Exists("/sys/block/" + devPath))
{
string resolvedLink = Linux.Command.ReadLink("/sys/block/" + devPath);
resolvedLink = "/sys" + resolvedLink.Substring(2);
if (!string.IsNullOrEmpty(resolvedLink))
{
while (resolvedLink.Contains("/sys/devices"))
{
resolvedLink = Path.GetDirectoryName(resolvedLink);
if (!Directory.Exists(resolvedLink + "/pcmcia_socket"))
{
continue;
}
string[] subdirs = Directory.GetDirectories(resolvedLink + "/pcmcia_socket",
"pcmcia_socket*",
SearchOption.TopDirectoryOnly);
if (subdirs.Length <= 0)
{
continue;
}
string possibleDir = Path.Combine(resolvedLink, "pcmcia_socket", subdirs[0]);
if (!File.Exists(possibleDir + "/card_type") || !File.Exists(possibleDir + "/cis"))
{
continue;
}
FileStream cisFs = new FileStream(possibleDir + "/cis", System.IO.FileMode.Open,
System.IO.FileAccess.Read);
byte[] cisBuf = new byte[65536];
int cisCount = cisFs.Read(cisBuf, 0, 65536);
Cis = new byte[cisCount];
Array.Copy(cisBuf, 0, Cis, 0, cisCount);
cisFs.Close();
IsPcmcia = true;
break;
}
}
}
}
}
// TODO: Implement for other operating systems
else
{
IsPcmcia = false;
}
#endregion PCMCIA
if (!scsiSense)
{
Inquiry.SCSIInquiry?inquiry = Inquiry.Decode(inqBuf);
Type = DeviceType.SCSI;
bool serialSense = ScsiInquiry(out inqBuf, out _, 0x80);
if (!serialSense)
{
Serial = EVPD.DecodePage80(inqBuf);
}
if (inquiry.HasValue)
{
string tmp = StringHandlers.CToString(inquiry.Value.ProductRevisionLevel);
if (tmp != null)
{
Revision = tmp.Trim();
}
tmp = StringHandlers.CToString(inquiry.Value.ProductIdentification);
if (tmp != null)
{
Model = tmp.Trim();
}
tmp = StringHandlers.CToString(inquiry.Value.VendorIdentification);
if (tmp != null)
{
Manufacturer = tmp.Trim();
}
IsRemovable = inquiry.Value.RMB;
ScsiType = (PeripheralDeviceTypes)inquiry.Value.PeripheralDeviceType;
}
bool atapiSense = AtapiIdentify(out ataBuf, out _);
if (!atapiSense)
{
Type = DeviceType.ATAPI;
Identify.IdentifyDevice?ataId = Identify.Decode(ataBuf);
if (ataId.HasValue)
{
Serial = ataId.Value.SerialNumber;
}
}
LastError = 0;
Error = false;
}
if (scsiSense && (IsUsb || IsFireWire) || Manufacturer == "ATA")
{
bool ataSense = AtaIdentify(out ataBuf, out _);
if (!ataSense)
{
Type = DeviceType.ATA;
Identify.IdentifyDevice?ataid = Identify.Decode(ataBuf);
if (ataid.HasValue)
{
string[] separated = ataid.Value.Model.Split(' ');
if (separated.Length == 1)
{
Model = separated[0];
}
else
{
Manufacturer = separated[0];
Model = separated[separated.Length - 1];
}
Revision = ataid.Value.FirmwareRevision;
Serial = ataid.Value.SerialNumber;
ScsiType = PeripheralDeviceTypes.DirectAccess;
if ((ushort)ataid.Value.GeneralConfiguration != 0x848A)
{
IsRemovable |=
(ataid.Value.GeneralConfiguration & Identify.GeneralConfigurationBit.Removable) ==
Identify.GeneralConfigurationBit.Removable;
}
else
{
IsCompactFlash = true;
}
}
}
}
if (Type == DeviceType.Unknown)
{
Manufacturer = null;
Model = null;
Revision = null;
Serial = null;
}
if (IsUsb)
{
if (string.IsNullOrEmpty(Manufacturer))
{
Manufacturer = UsbManufacturerString;
}
if (string.IsNullOrEmpty(Model))
{
Model = UsbProductString;
}
if (string.IsNullOrEmpty(Serial))
{
Serial = UsbSerialString;
}
else
{
foreach (char c in Serial.Where(char.IsControl))
{
Serial = UsbSerialString;
}
}
}
if (IsFireWire)
{
if (string.IsNullOrEmpty(Manufacturer))
{
Manufacturer = FireWireVendorName;
}
if (string.IsNullOrEmpty(Model))
{
Model = FireWireModelName;
}
if (string.IsNullOrEmpty(Serial))
{
Serial = $"{firewireGuid:X16}";
}
else
{
foreach (char c in Serial.Where(char.IsControl))
{
Serial = $"{firewireGuid:X16}";
}
}
}
// Some optical drives are not getting the correct serial, and IDENTIFY PACKET DEVICE is blocked without
// administrator privileges
if (ScsiType != PeripheralDeviceTypes.MultiMediaDevice)
{
return;
}
bool featureSense = GetConfiguration(out byte[] featureBuffer, out _, 0x0108, MmcGetConfigurationRt.Single,
Timeout, out _);
if (featureSense)
{
return;
}
Features.SeparatedFeatures features = Features.Separate(featureBuffer);
if (features.Descriptors?.Length != 1 || features.Descriptors[0].Code != 0x0108)
{
return;
}
Feature_0108?serialFeature = Features.Decode_0108(features.Descriptors[0].Data);
if (serialFeature is null)
{
return;
}
Serial = serialFeature.Value.Serial;
}
/// <summary>Opens the device for sending direct commands</summary>
/// <param name="devicePath">Device path</param>
public Device(string devicePath)
{
PlatformId = DetectOS.GetRealPlatformID();
Timeout = 15;
Error = false;
IsRemovable = false;
if (devicePath.StartsWith("dic://") ||
devicePath.StartsWith("aaru://"))
{
if (devicePath.StartsWith("dic://"))
{
devicePath = devicePath.Substring(6);
}
else
{
devicePath = devicePath.Substring(7);
}
string[] pieces = devicePath.Split('/');
string host = pieces[0];
devicePath = devicePath.Substring(host.Length);
_remote = new Remote.Remote(host);
Error = !_remote.Open(devicePath, out int errno);
LastError = errno;
}
else
{
switch (PlatformId)
{
case PlatformID.Win32NT:
{
FileHandle = Extern.CreateFile(devicePath, FileAccess.GenericRead | FileAccess.GenericWrite,
FileShare.Read | FileShare.Write, IntPtr.Zero,
FileMode.OpenExisting, FileAttributes.Normal, IntPtr.Zero);
if (((SafeFileHandle)FileHandle).IsInvalid)
{
Error = true;
LastError = Marshal.GetLastWin32Error();
}
break;
}
case PlatformID.Linux:
{
FileHandle =
Linux.Extern.open(devicePath,
FileFlags.ReadWrite | FileFlags.NonBlocking | FileFlags.CreateNew);
if ((int)FileHandle < 0)
{
LastError = Marshal.GetLastWin32Error();
if (LastError == 13 ||
LastError == 30) // EACCES or EROFS
{
FileHandle = Linux.Extern.open(devicePath, FileFlags.Readonly | FileFlags.NonBlocking);
if ((int)FileHandle < 0)
{
Error = true;
LastError = Marshal.GetLastWin32Error();
}
}
else
{
Error = true;
}
LastError = Marshal.GetLastWin32Error();
}
break;
}
case PlatformID.FreeBSD:
{
FileHandle = FreeBSD.Extern.cam_open_device(devicePath, FreeBSD.FileFlags.ReadWrite);
if (((IntPtr)FileHandle).ToInt64() == 0)
{
Error = true;
LastError = Marshal.GetLastWin32Error();
}
var camDevice = (CamDevice)Marshal.PtrToStructure((IntPtr)FileHandle, typeof(CamDevice));
if (StringHandlers.CToString(camDevice.SimName) == "ata")
{
throw new
DeviceException("Parallel ATA devices are not supported on FreeBSD due to upstream bug #224250.");
}
break;
}
default: throw new DeviceException($"Platform {PlatformId} not yet supported.");
}
}
if (Error)
{
throw new DeviceException(LastError);
}
Type = DeviceType.Unknown;
ScsiType = PeripheralDeviceTypes.UnknownDevice;
byte[] ataBuf;
byte[] inqBuf = null;
if (Error)
{
throw new DeviceException(LastError);
}
bool scsiSense = true;
if (_remote is null)
{
// Windows is answering SCSI INQUIRY for all device types so it needs to be detected first
switch (PlatformId)
{
case PlatformID.Win32NT:
var query = new StoragePropertyQuery();
query.PropertyId = StoragePropertyId.Device;
query.QueryType = StorageQueryType.Standard;
query.AdditionalParameters = new byte[1];
IntPtr descriptorPtr = Marshal.AllocHGlobal(1000);
byte[] descriptorB = new byte[1000];
uint returned = 0;
int error = 0;
bool hasError = !Extern.DeviceIoControlStorageQuery((SafeFileHandle)FileHandle,
WindowsIoctl.IoctlStorageQueryProperty,
ref query, (uint)Marshal.SizeOf(query),
descriptorPtr, 1000, ref returned,
IntPtr.Zero);
if (hasError)
{
error = Marshal.GetLastWin32Error();
}
Marshal.Copy(descriptorPtr, descriptorB, 0, 1000);
if (!hasError &&
error == 0)
{
var descriptor = new StorageDeviceDescriptor
{
Version = BitConverter.ToUInt32(descriptorB, 0),
Size = BitConverter.ToUInt32(descriptorB, 4), DeviceType = descriptorB[8],
DeviceTypeModifier = descriptorB[9], RemovableMedia = descriptorB[10] > 0,
CommandQueueing = descriptorB[11] > 0,
VendorIdOffset = BitConverter.ToInt32(descriptorB, 12),
ProductIdOffset = BitConverter.ToInt32(descriptorB, 16),
ProductRevisionOffset = BitConverter.ToInt32(descriptorB, 20),
SerialNumberOffset = BitConverter.ToInt32(descriptorB, 24),
BusType = (StorageBusType)BitConverter.ToUInt32(descriptorB, 28),
RawPropertiesLength = BitConverter.ToUInt32(descriptorB, 32)
};
descriptor.RawDeviceProperties = new byte[descriptor.RawPropertiesLength];
Array.Copy(descriptorB, 36, descriptor.RawDeviceProperties, 0,
descriptor.RawPropertiesLength);
switch (descriptor.BusType)
{
case StorageBusType.SCSI:
case StorageBusType.SSA:
case StorageBusType.Fibre:
case StorageBusType.iSCSI:
case StorageBusType.SAS:
Type = DeviceType.SCSI;
break;
case StorageBusType.FireWire:
IsFireWire = true;
Type = DeviceType.SCSI;
break;
case StorageBusType.USB:
IsUsb = true;
Type = DeviceType.SCSI;
break;
case StorageBusType.ATAPI:
Type = DeviceType.ATAPI;
break;
case StorageBusType.ATA:
case StorageBusType.SATA:
Type = DeviceType.ATA;
break;
case StorageBusType.MultiMediaCard:
Type = DeviceType.MMC;
break;
case StorageBusType.SecureDigital:
Type = DeviceType.SecureDigital;
break;
case StorageBusType.NVMe:
Type = DeviceType.NVMe;
break;
}
switch (Type)
{
case DeviceType.SCSI:
case DeviceType.ATAPI:
scsiSense = ScsiInquiry(out inqBuf, out _);
break;
case DeviceType.ATA:
bool atapiSense = AtapiIdentify(out ataBuf, out _);
if (!atapiSense)
{
Type = DeviceType.ATAPI;
Identify.IdentifyDevice?ataid = Identify.Decode(ataBuf);
if (ataid.HasValue)
{
scsiSense = ScsiInquiry(out inqBuf, out _);
}
}
else
{
Manufacturer = "ATA";
}
break;
}
}
Marshal.FreeHGlobal(descriptorPtr);
if (Windows.Command.IsSdhci((SafeFileHandle)FileHandle))
{
byte[] sdBuffer = new byte[16];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle, MmcCommands.SendCsd,
false, false,
MmcFlags.ResponseSpiR2 | MmcFlags.ResponseR2 |
MmcFlags.CommandAc, 0, 16, 1, ref sdBuffer,
out _, out _, out bool sense);
if (!sense)
{
cachedCsd = new byte[16];
Array.Copy(sdBuffer, 0, cachedCsd, 0, 16);
}
sdBuffer = new byte[16];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle, MmcCommands.SendCid,
false, false,
MmcFlags.ResponseSpiR2 | MmcFlags.ResponseR2 |
MmcFlags.CommandAc, 0, 16, 1, ref sdBuffer,
out _, out _, out sense);
if (!sense)
{
cachedCid = new byte[16];
Array.Copy(sdBuffer, 0, cachedCid, 0, 16);
}
sdBuffer = new byte[8];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle,
(MmcCommands)SecureDigitalCommands.SendScr,
false, true,
MmcFlags.ResponseSpiR1 | MmcFlags.ResponseR1 |
MmcFlags.CommandAdtc, 0, 8, 1, ref sdBuffer,
out _, out _, out sense);
if (!sense)
{
cachedScr = new byte[8];
Array.Copy(sdBuffer, 0, cachedScr, 0, 8);
}
sdBuffer = new byte[4];
LastError = Windows.Command.SendMmcCommand((SafeFileHandle)FileHandle,
cachedScr != null
? (MmcCommands)SecureDigitalCommands.
SendOperatingCondition
: MmcCommands.SendOpCond, false, true,
MmcFlags.ResponseSpiR3 | MmcFlags.ResponseR3 |
MmcFlags.CommandBcr, 0, 4, 1, ref sdBuffer,
out _, out _, out sense);
if (!sense)
{
cachedScr = new byte[4];
Array.Copy(sdBuffer, 0, cachedScr, 0, 4);
}
}
break;
case PlatformID.Linux:
if (devicePath.StartsWith("/dev/sd", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sr", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/st", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sg", StringComparison.Ordinal))
{
scsiSense = ScsiInquiry(out inqBuf, out _);
}
// MultiMediaCard and SecureDigital go here
else if (devicePath.StartsWith("/dev/mmcblk", StringComparison.Ordinal))
{
string devPath = devicePath.Substring(5);
if (File.Exists("/sys/block/" + devPath + "/device/csd"))
{
int len = ConvertFromHexAscii("/sys/block/" + devPath + "/device/csd", out cachedCsd);
if (len == 0)
{
cachedCsd = null;
}
}
if (File.Exists("/sys/block/" + devPath + "/device/cid"))
{
int len = ConvertFromHexAscii("/sys/block/" + devPath + "/device/cid", out cachedCid);
if (len == 0)
{
cachedCid = null;
}
}
if (File.Exists("/sys/block/" + devPath + "/device/scr"))
{
int len = ConvertFromHexAscii("/sys/block/" + devPath + "/device/scr", out cachedScr);
if (len == 0)
{
cachedScr = null;
}
}
if (File.Exists("/sys/block/" + devPath + "/device/ocr"))
{
int len = ConvertFromHexAscii("/sys/block/" + devPath + "/device/ocr", out cachedOcr);
if (len == 0)
{
cachedOcr = null;
}
}
}
break;
default:
scsiSense = ScsiInquiry(out inqBuf, out _);
break;
}
}
else
{
Type = _remote.GetDeviceType();
switch (Type)
{
case DeviceType.ATAPI:
case DeviceType.SCSI:
scsiSense = ScsiInquiry(out inqBuf, out _);
break;
case DeviceType.SecureDigital:
case DeviceType.MMC:
if (!_remote.GetSdhciRegisters(out cachedCsd, out cachedCid, out cachedOcr, out cachedScr))
{
Type = DeviceType.SCSI;
ScsiType = PeripheralDeviceTypes.DirectAccess;
}
break;
}
}
#region SecureDigital / MultiMediaCard
if (cachedCid != null)
{
ScsiType = PeripheralDeviceTypes.DirectAccess;
IsRemovable = false;
if (cachedScr != null)
{
Type = DeviceType.SecureDigital;
CID decoded = Decoders.SecureDigital.Decoders.DecodeCID(cachedCid);
Manufacturer = VendorString.Prettify(decoded.Manufacturer);
Model = decoded.ProductName;
FirmwareRevision =
$"{(decoded.ProductRevision & 0xF0) >> 4:X2}.{decoded.ProductRevision & 0x0F:X2}";
Serial = $"{decoded.ProductSerialNumber}";
}
else
{
Type = DeviceType.MMC;
Decoders.MMC.CID decoded = Decoders.MMC.Decoders.DecodeCID(cachedCid);
Manufacturer = Decoders.MMC.VendorString.Prettify(decoded.Manufacturer);
Model = decoded.ProductName;
FirmwareRevision =
$"{(decoded.ProductRevision & 0xF0) >> 4:X2}.{decoded.ProductRevision & 0x0F:X2}";
Serial = $"{decoded.ProductSerialNumber}";
}
return;
}
#endregion SecureDigital / MultiMediaCard
#region USB
if (_remote is null)
{
switch (PlatformId)
{
case PlatformID.Linux:
if (devicePath.StartsWith("/dev/sd", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/sr", StringComparison.Ordinal) ||
devicePath.StartsWith("/dev/st", StringComparison.Ordinal))
{
string devPath = devicePath.Substring(5);
if (Directory.Exists("/sys/block/" + devPath))
{
string resolvedLink = Linux.Command.ReadLink("/sys/block/" + devPath);
if (!string.IsNullOrEmpty(resolvedLink))
{
resolvedLink = "/sys" + resolvedLink.Substring(2);
while (resolvedLink.Contains("usb"))
{
resolvedLink = Path.GetDirectoryName(resolvedLink);
if (!File.Exists(resolvedLink + "/descriptors") ||
!File.Exists(resolvedLink + "/idProduct") ||
!File.Exists(resolvedLink + "/idVendor"))
{
continue;
}
var usbFs = new FileStream(resolvedLink + "/descriptors",
System.IO.FileMode.Open, System.IO.FileAccess.Read);
byte[] usbBuf = new byte[65536];
int usbCount = usbFs.Read(usbBuf, 0, 65536);
UsbDescriptors = new byte[usbCount];
Array.Copy(usbBuf, 0, UsbDescriptors, 0, usbCount);
usbFs.Close();
var usbSr = new StreamReader(resolvedLink + "/idProduct");
string usbTemp = usbSr.ReadToEnd();
ushort.TryParse(usbTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out usbProduct);
usbSr.Close();
usbSr = new StreamReader(resolvedLink + "/idVendor");
usbTemp = usbSr.ReadToEnd();
ushort.TryParse(usbTemp, NumberStyles.HexNumber, CultureInfo.InvariantCulture,
out usbVendor);
usbSr.Close();
if (File.Exists(resolvedLink + "/manufacturer"))
{
usbSr = new StreamReader(resolvedLink + "/manufacturer");
UsbManufacturerString = usbSr.ReadToEnd().Trim();
usbSr.Close();
}
if (File.Exists(resolvedLink + "/product"))
{
usbSr = new StreamReader(resolvedLink + "/product");
UsbProductString = usbSr.ReadToEnd().Trim();
usbSr.Close();
}
if (File.Exists(resolvedLink + "/serial"))
{
usbSr = new StreamReader(resolvedLink + "/serial");
UsbSerialString = usbSr.ReadToEnd().Trim();
usbSr.Close();
}
IsUsb = true;
break;
}
}
}
}
break;
case PlatformID.Win32NT:
Usb.UsbDevice usbDevice = null;
// I have to search for USB disks, floppies and CD-ROMs as separate device types
foreach (string devGuid in new[]
{
Usb.GuidDevinterfaceFloppy, Usb.GuidDevinterfaceCdrom, Usb.GuidDevinterfaceDisk,
Usb.GuidDevinterfaceTape
})
{
usbDevice = Usb.FindDrivePath(devicePath, devGuid);
if (usbDevice != null)
{
break;
}
}
if (usbDevice != null)
{
UsbDescriptors = usbDevice.BinaryDescriptors;
usbVendor = (ushort)usbDevice.DeviceDescriptor.idVendor;
usbProduct = (ushort)usbDevice.DeviceDescriptor.idProduct;
UsbManufacturerString = usbDevice.Manufacturer;
UsbProductString = usbDevice.Product;
UsbSerialString =
usbDevice.
SerialNumber; // This is incorrect filled by Windows with SCSI/ATA serial number
}
break;
default:
IsUsb = false;
break;
}
}
else
{
if (_remote.GetUsbData(out byte[] remoteUsbDescriptors, out ushort remoteUsbVendor,
out ushort remoteUsbProduct, out string remoteUsbManufacturer,
out string remoteUsbProductString, out string remoteUsbSerial))
{
IsUsb = true;
UsbDescriptors = remoteUsbDescriptors;
usbVendor = remoteUsbVendor;
usbProduct = remoteUsbProduct;
UsbManufacturerString = remoteUsbManufacturer;
UsbProductString = remoteUsbProductString;
UsbSerialString = remoteUsbSerial;
}
}
#endregion USB
#region FireWire
if (!(_remote is null))
{
if (_remote.GetFireWireData(out firewireVendor, out firewireModel, out firewireGuid,
out string remoteFireWireVendorName, out string remoteFireWireModelName))
{
IsFireWire = true;
FireWireVendorName = remoteFireWireVendorName;
FireWireModelName = remoteFireWireModelName;
}
}
