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Added ATA IOCTLs.

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This commit is contained in:
Natalia Portillo
2015-10-07 02:15:31 +01:00
parent 97c8d54b72
commit 7fa4c3fbeb
7 changed files with 140 additions and 5 deletions
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10
DiscImageChef.Devices/ChangeLog
View File

@@ -1,3 +1,13 @@
2015-10-07 Natalia Portillo <claunia@claunia.com>
* Linux/Enums.cs:
* Linux/Extern.cs:
* Linux/Structs.cs:
* Windows/Enums.cs:
* Windows/Extern.cs:
* Windows/Structs.cs:
Added ATA IOCTLs.
2015-10-06 Natalia Portillo <claunia@claunia.com>
* Linux/Enums.cs:

6
DiscImageChef.Devices/Linux/Enums.cs
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@@ -109,10 +109,16 @@ namespace DiscImageChef.Devices.Linux
enum LinuxIoctl : ulong
{
// SCSI IOCtls
SG_EMULATED_HOST = 0x2203,
SG_GET_VERSION_NUM = 0x2282,
SG_IO = 0x2285,
SG_GET_SCSI_ID = 0x2276,
// ATA IOCtls
HDIO_DRIVE_CMD = 0x031F,
HDIO_DRIVE_TASK = 0x031E,
HDIO_DRIVE_TASKFILE = 0x031D
}
[Flags]

6
DiscImageChef.Devices/Linux/Extern.cs
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@@ -18,6 +18,12 @@ namespace DiscImageChef.Devices.Linux
[DllImport("libc", EntryPoint="ioctl", SetLastError = true)]
internal static extern int ioctlSg(int fd, ulong request, ref sg_io_hdr_t value);
[DllImport("libc", EntryPoint="ioctl", SetLastError = true)]
internal static extern int ioctlHdTaskfile(int fd, ulong request, ref hd_drive_task_hdr value);
[DllImport("libc", EntryPoint="ioctl", SetLastError = true)]
internal static extern int ioctlHdTask(int fd, ulong request, ref byte[] value);
}
}

34
DiscImageChef.Devices/Linux/Structs.cs
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@@ -32,5 +32,39 @@ namespace DiscImageChef.Devices.Linux
public uint duration; /* [o] */
public SgInfo info; /* [o] */
}
[StructLayout(LayoutKind.Sequential)]
struct hd_drive_task_hdr
{
public byte data;
public byte feature;
public byte sector_count;
public byte sector_number;
public byte low_cylinder;
public byte high_cylinder;
public byte device_head;
public byte command;
}
[StructLayout(LayoutKind.Sequential)]
struct hd_drive_task_array
{
public byte command;
public byte features;
public byte sector_count;
public byte sector_number;
public byte low_cylinder;
public byte high_cylinder;
public byte device_head;
}
[StructLayout(LayoutKind.Sequential)]
struct hd_drive_cmd
{
public byte command;
public byte sector;
public byte feature;
public byte nsector;
}
}

32
DiscImageChef.Devices/Windows/Enums.cs
View File

@@ -223,6 +223,8 @@ namespace DiscImageChef.Devices.Windows
enum WindowsIoctl : uint
{
IOCTL_ATA_PASS_THROUGH = 0x4D02C,
IOCTL_ATA_PASS_THROUGH_DIRECT = 0x4D030,
/// <summary>
/// ScsiPassThrough
/// </summary>
@@ -236,5 +238,33 @@ namespace DiscImageChef.Devices.Windows
/// </summary>
IOCTL_SCSI_GET_ADDRESS = 0x41018
}
}
[Flags]
enum AtaFlags : ushort
{
/// <summary>
/// ATA_FLAGS_DRDY_REQUIRED
/// </summary>
DrdyRequired = 0x01,
/// <summary>
/// ATA_FLAGS_DATA_IN
/// </summary>
DataIn = 0x02,
/// <summary>
/// ATA_FLAGS_DATA_OUT
/// </summary>
DataOut = 0x04,
/// <summary>
/// ATA_FLAGS_48BIT_COMMAND
/// </summary>
ExtendedCommand = 0x08,
/// <summary>
/// ATA_FLAGS_USE_DMA
/// </summary>
DMA = 0x10,
/// <summary>
/// ATA_FLAGS_NO_MULTIPLE
/// </summary>
NoMultiple = 0x20
}
}

16
DiscImageChef.Devices/Windows/Extern.cs
View File

@@ -16,8 +16,8 @@ namespace DiscImageChef.Devices.Windows
[MarshalAs(UnmanagedType.U4)] FileAttributes flagsAndAttributes,
IntPtr templateFile);
[DllImport("Kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)]
public static extern bool DeviceIoControl(
[DllImport("Kernel32.dll", SetLastError = true, EntryPoint="ioctl", CharSet = CharSet.Auto)]
public static extern bool DeviceIoControlScsi(
SafeFileHandle hDevice,
uint IoControlCode,
ref ScsiPassThroughDirectAndSenseBuffer InBuffer,
@@ -28,6 +28,18 @@ namespace DiscImageChef.Devices.Windows
IntPtr Overlapped
);
[DllImport("Kernel32.dll", SetLastError = true, EntryPoint="ioctl", CharSet = CharSet.Auto)]
public static extern bool DeviceIoControlAta(
SafeFileHandle hDevice,
uint IoControlCode,
ref AtaPassThroughDirect InBuffer,
uint nInBufferSize,
ref AtaPassThroughDirect OutBuffer,
uint nOutBufferSize,
ref uint pBytesReturned,
IntPtr Overlapped
);
[DllImport("Kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)]
public static extern bool CloseHandle(SafeFileHandle hDevice);
}

41
DiscImageChef.Devices/Windows/Structs.cs
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@@ -20,14 +20,51 @@ namespace DiscImageChef.Devices.Windows
public IntPtr DataBuffer;
public uint SenseInfoOffset;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
public byte[] Cdb;
public byte[] Cdb;
};
[StructLayout(LayoutKind.Sequential)]
struct ScsiPassThroughDirectAndSenseBuffer {
struct ScsiPassThroughDirectAndSenseBuffer
{
public ScsiPassThroughDirect sptd;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] SenseBuf;
}
struct AtaPassThroughDirect
{
public ushort Length;
public AtaFlags AtaFlags;
public byte PathId;
public byte TargetId;
public byte Lun;
public byte ReservedAsUchar;
public uint DataTransferLength;
public uint TimeOutValue;
public uint ReservedAsUlong;
public IntPtr DataBuffer;
public AtaTaskFile PreviousTaskFile;
public AtaTaskFile CurrentTaskFile;
}
[StructLayout(LayoutKind.Explicit)]
struct AtaTaskFile
{
// Fields for commands sent
[FieldOffset(0)] public byte Features;
[FieldOffset(6)] public byte Command;
// Fields on command return
[FieldOffset(0)] public byte Error;
[FieldOffset(6)] public byte Status;
// Common fields
[FieldOffset(1)] public byte SectorCount;
[FieldOffset(2)] public byte SectorNumber;
[FieldOffset(3)] public byte CylinderLow;
[FieldOffset(4)] public byte CylinderHigh;
[FieldOffset(5)] public byte DeviceHead;
[FieldOffset(7)] public byte Reserved;
}
}