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* DiscImageChef.Devices/Device/ScsiCommands.cs:

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Implemented SCSI READ CAPACITY(16).

	* DiscImageChef.Devices/Enums.cs:
	  Added SCSI SERVICE ACTIONs.
This commit is contained in:
Natalia Portillo
2015-11-23 05:52:45 +00:00
parent e7560c761c
commit eb98bf28b6
3 changed files with 105 additions and 2 deletions
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65
DiscImageChef.Devices/Device/ScsiCommands.cs
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@@ -569,7 +569,7 @@ namespace DiscImageChef.Devices
/// Sends the SCSI READ CAPACITY command
/// </summary>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer"/> contains the sense buffer.</returns>
/// <param name="buffer">Buffer where the SCSI GET CONFIGURATION response will be stored</param>
/// <param name="buffer">Buffer where the SCSI READ CAPACITY response will be stored</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="timeout">Timeout in seconds.</param>
/// <param name="duration">Duration in milliseconds it took for the device to execute the command.</param>
@@ -582,7 +582,7 @@ namespace DiscImageChef.Devices
/// Sends the SCSI READ CAPACITY command
/// </summary>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer"/> contains the sense buffer.</returns>
/// <param name="buffer">Buffer where the SCSI GET CONFIGURATION response will be stored</param>
/// <param name="buffer">Buffer where the SCSI READ CAPACITY response will be stored</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="RelAddr">Indicates that <paramref name="address"/> is relative to current medium position</param>
/// <param name="address">Address where information is requested from, only valid if <paramref name="PMI"/> is set</param>
@@ -617,6 +617,67 @@ namespace DiscImageChef.Devices
return sense;
}
/// <summary>
/// Sends the SCSI READ CAPACITY(16) command
/// </summary>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer"/> contains the sense buffer.</returns>
/// <param name="buffer">Buffer where the SCSI READ CAPACITY(16) response will be stored</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="timeout">Timeout in seconds.</param>
/// <param name="duration">Duration in milliseconds it took for the device to execute the command.</param>
public bool ReadCapacity16(out byte[] buffer, out byte[] senseBuffer, uint timeout, out double duration)
{
return ReadCapacity16(out buffer, out senseBuffer, 0, false, timeout, out duration);
}
/// <summary>
/// Sends the SCSI READ CAPACITY(16) command
/// </summary>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer"/> contains the sense buffer.</returns>
/// <param name="buffer">Buffer where the SCSI READ CAPACITY(16) response will be stored</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="address">Address where information is requested from, only valid if <paramref name="PMI"/> is set</param>
/// <param name="PMI">If set, it is requesting partial media capacity</param>
/// <param name="timeout">Timeout in seconds.</param>
/// <param name="duration">Duration in milliseconds it took for the device to execute the command.</param>
public bool ReadCapacity16(out byte[] buffer, out byte[] senseBuffer, ulong address, bool PMI, uint timeout, out double duration)
{
senseBuffer = new byte[32];
byte[] cdb = new byte[16];
buffer = new byte[32];
bool sense;
cdb[0] = (byte)ScsiCommands.ServiceActionIn;
cdb[1] = (byte)ScsiServiceActions.ReadCapacity16;
if (PMI)
{
cdb[14] = 0x01;
byte[] temp = BitConverter.GetBytes(address);
cdb[2] = temp[7];
cdb[3] = temp[6];
cdb[4] = temp[5];
cdb[5] = temp[4];
cdb[6] = temp[3];
cdb[7] = temp[2];
cdb[8] = temp[1];
cdb[9] = temp[0];
}
cdb[10] = (byte)((buffer.Length & 0xFF000000) >> 24);
cdb[11] = (byte)((buffer.Length & 0xFF0000) >> 16);
cdb[12] = (byte)((buffer.Length & 0xFF00) >> 8);
cdb[13] = (byte)(buffer.Length & 0xFF);
lastError = SendScsiCommand(cdb, ref buffer, out senseBuffer, timeout, ScsiDirection.In, out duration, out sense);
error = lastError != 0;
DicConsole.DebugWriteLine("SCSI Device", "READ CAPACITY(16) took {0} ms.", duration);
return sense;
}
}
}