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Added support for ATA commands using Windows 2000/XP undocumented

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IOCTL that predates Windows 2003 documented one.
This commit is contained in:
Natalia Portillo
2017-09-10 23:20:59 +01:00
parent d60060d266
commit fe1c3e13b4
5 changed files with 185 additions and 1 deletions
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118
DiscImageChef.Devices/Windows/Command.cs
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@@ -363,6 +363,124 @@ namespace DiscImageChef.Devices.Windows
return error;
}
internal static int SendIdeCommand(SafeFileHandle fd, AtaRegistersCHS registers, out AtaErrorRegistersCHS errorRegisters,
AtaProtocol protocol, ref byte[] buffer, uint timeout, out double duration, out bool sense)
{
duration = 0;
sense = false;
errorRegisters = new AtaErrorRegistersCHS();
if(buffer == null || buffer.Length > 512)
return -1;
IdePassThroughDirect iptd = new IdePassThroughDirect
{
CurrentTaskFile = new AtaTaskFile
{
Command = registers.command,
CylinderHigh = registers.cylinderHigh,
CylinderLow = registers.cylinderLow,
DeviceHead = registers.deviceHead,
Features = registers.feature,
SectorCount = registers.sectorCount,
SectorNumber = registers.sector
},
DataBufferSize = 512,
DataBuffer = new byte[512],
};
uint k = 0;
int error = 0;
Array.Copy(buffer, 0, iptd.DataBuffer, 0, buffer.Length);
DateTime start = DateTime.Now;
sense = !Extern.DeviceIoControlIde(fd, WindowsIoctl.IOCTL_IDE_PASS_THROUGH, ref iptd, (uint)Marshal.SizeOf(iptd), ref iptd,
(uint)Marshal.SizeOf(iptd), ref k, IntPtr.Zero);
DateTime end = DateTime.Now;
if(sense)
error = Marshal.GetLastWin32Error();
buffer = new byte[k - 12];
Array.Copy(iptd.DataBuffer, 0, buffer, 0, buffer.Length);
duration = (end - start).TotalMilliseconds;
errorRegisters.command = iptd.CurrentTaskFile.Command;
errorRegisters.cylinderHigh = iptd.CurrentTaskFile.CylinderHigh;
errorRegisters.cylinderLow = iptd.CurrentTaskFile.CylinderLow;
errorRegisters.deviceHead = iptd.CurrentTaskFile.DeviceHead;
errorRegisters.error = iptd.CurrentTaskFile.Error;
errorRegisters.sector = iptd.CurrentTaskFile.SectorNumber;
errorRegisters.sectorCount = iptd.CurrentTaskFile.SectorCount;
errorRegisters.status = iptd.CurrentTaskFile.Status;
sense = errorRegisters.error != 0 || (errorRegisters.status & 0xA5) != 0;
return error;
}
internal static int SendIdeCommand(SafeFileHandle fd, AtaRegistersLBA28 registers, out AtaErrorRegistersLBA28 errorRegisters,
AtaProtocol protocol, ref byte[] buffer, uint timeout, out double duration, out bool sense)
{
duration = 0;
sense = false;
errorRegisters = new AtaErrorRegistersLBA28();
if(buffer == null)
return -1;
uint offsetForBuffer = (uint)(Marshal.SizeOf(typeof(AtaPassThroughDirect)) + Marshal.SizeOf(typeof(uint)));
IdePassThroughDirect iptd = new IdePassThroughDirect
{
CurrentTaskFile = new AtaTaskFile
{
Command = registers.command,
CylinderHigh = registers.lbaHigh,
CylinderLow = registers.lbaMid,
DeviceHead = registers.deviceHead,
Features = registers.feature,
SectorCount = registers.sectorCount,
SectorNumber = registers.lbaLow
},
DataBufferSize = 512,
DataBuffer = new byte[512],
};
uint k = 0;
int error = 0;
Array.Copy(buffer, 0, iptd.DataBuffer, 0, buffer.Length);
DateTime start = DateTime.Now;
sense = !Extern.DeviceIoControlIde(fd, WindowsIoctl.IOCTL_IDE_PASS_THROUGH, ref iptd, (uint)Marshal.SizeOf(iptd), ref iptd,
(uint)Marshal.SizeOf(iptd), ref k, IntPtr.Zero);
DateTime end = DateTime.Now;
if(sense)
error = Marshal.GetLastWin32Error();
buffer = new byte[k - 12];
Array.Copy(iptd.DataBuffer, 0, buffer, 0, buffer.Length);
duration = (end - start).TotalMilliseconds;
errorRegisters.command = iptd.CurrentTaskFile.Command;
errorRegisters.lbaHigh = iptd.CurrentTaskFile.CylinderHigh;
errorRegisters.lbaMid = iptd.CurrentTaskFile.CylinderLow;
errorRegisters.deviceHead = iptd.CurrentTaskFile.DeviceHead;
errorRegisters.error = iptd.CurrentTaskFile.Error;
errorRegisters.lbaLow = iptd.CurrentTaskFile.SectorNumber;
errorRegisters.sectorCount = iptd.CurrentTaskFile.SectorCount;
errorRegisters.status = iptd.CurrentTaskFile.Status;
sense = errorRegisters.error != 0 || (errorRegisters.status & 0xA5) != 0;
return error;
}
}
}