/// <summary>
/// Reads a title key for a sector on the disc.
/// </summary>
/// <param name="buffer">Buffer where the bus key will be stored</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="keyClass">Key class.</param>
/// <param name="address">The sector address to get the key for.</param>
/// <param name="timeout">Timeout in seconds.</param>
/// <param name="duration">Duration in milliseconds it took for the device to execute the command.</param>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
public bool ReadTitleKey(out byte[] buffer, out byte[] senseBuffer, DvdCssKeyClass keyClass, ulong address,
uint timeout, out double duration)
{
// We need to be in a bus key state to read title keys. Only CSS has title keys.
ReadBusKey(out buffer, out senseBuffer, CopyrightType.CSS, timeout, out duration);
BusKey = buffer;
senseBuffer = new byte[32];
byte[] cdb = new byte[12];
buffer = new byte[12];
cdb[0] = (byte)ScsiCommands.ReportKey;
cdb[2] = (byte)((address & 0xFF000000) >> 24);
cdb[3] = (byte)((address & 0xFF0000) >> 16);
cdb[4] = (byte)((address & 0xFF00) >> 8);
cdb[5] = (byte)(address & 0xFF);
cdb[7] = (byte)keyClass;
cdb[8] = (byte)((buffer.Length & 0xFF00) >> 8);
cdb[9] = (byte)(buffer.Length & 0xFF);
cdb[10] = (byte)((byte)CssReportKeyFormat.TitleKey ^ ((Agid & 0x03) << 6));
_dev.SendScsiCommand(cdb, ref buffer, out senseBuffer, timeout, ScsiDirection.In, out duration,
out bool sense);
AaruConsole.DebugWriteLine("SCSI Device", "GET TITLE KEY (AGID: {1}, LBA: {2}, Sense: {3}) took {0} ms.",
duration, Agid, address, sense);
return(sense);
}
/// <summary>
/// Send KEY2 to the logical unit.
/// </summary>
/// <param name="buffer">Buffer where the Regional Playback Control State will be stored.</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="keyClass">Key class.</param>
/// <param name="key2">The KEY2 message.</param>
/// <param name="timeout">Timeout in seconds.</param>
/// <param name="duration">Duration in milliseconds it took for the device to execute the command.</param>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
public bool SendKey2(out byte[] buffer, out byte[] senseBuffer, DvdCssKeyClass keyClass, byte[] key2,
uint timeout, out double duration)
{
senseBuffer = new byte[32];
byte[] cdb = new byte[12];
buffer = new byte[12];
cdb[0] = (byte)ScsiCommands.SendKey;
cdb[7] = (byte)keyClass;
cdb[8] = (byte)((buffer.Length & 0xFF00) >> 8);
cdb[9] = (byte)(buffer.Length & 0xFF);
cdb[10] = (byte)((byte)CssSendKeyFormat.Key2 ^ ((Agid & 0x03) << 6));
buffer[0] = (byte)(((buffer.Length - 2) & 0xFF00) >> 8);
buffer[1] = (byte)((buffer.Length - 2) & 0xFF);
buffer[4] = key2[4];
buffer[5] = key2[3];
buffer[6] = key2[2];
buffer[7] = key2[1];
buffer[8] = key2[0];
_dev.SendScsiCommand(cdb, ref buffer, out senseBuffer, timeout, ScsiDirection.Out, out duration,
out bool sense);
AaruConsole.DebugWriteLine("SCSI Device",
"SEND CHALLENGE (AGID: {1}, KEY2 {2}, Sense: {3}, Last Error: {4}) took {0} ms.",
duration, Agid, key2, sense, _dev.LastError);
return(sense);
}
/// <summary>
/// Returns the Authentication Success Flag of the logical unit.
/// </summary>
/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
/// <param name="buffer">Buffer where the Authentication Success Flag will be stored.</param>
/// <param name="senseBuffer">Sense buffer.</param>
/// <param name="keyClass">Key class.</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 ReadAsf(out byte[] buffer, out byte[] senseBuffer, DvdCssKeyClass keyClass, uint timeout,
out double duration)
{
senseBuffer = new byte[32];
byte[] cdb = new byte[12];
buffer = new byte[8];
cdb[0] = (byte)ScsiCommands.ReportKey;
cdb[7] = (byte)keyClass;
cdb[8] = (byte)((buffer.Length & 0xFF00) >> 8);
cdb[9] = (byte)(buffer.Length & 0xFF);
cdb[10] = (byte)((byte)CssReportKeyFormat.Asf ^ ((Agid & 0x03) << 6));
_dev.SendScsiCommand(cdb, ref buffer, out senseBuffer, timeout, ScsiDirection.In, out duration,
out bool sense);
AaruConsole.DebugWriteLine("SCSI Device",
"REPORT ASF (AGID: {1}, Sense: {2}, Last Error: {3}) took {0} ms.", duration,
Agid, sense, _dev.LastError);
return(sense);
}
