private static UsbCbiCommandResult ExecuteUfiCommand(IUsbCbiTransport cbi, int deviceAddress, byte[] command, string name, int dataLength)
{
var dataBuffer = new byte[dataLength];
var result = cbi.ExecuteCommand(command, dataBuffer, 0, dataLength, UsbDataDirection.IN);
/*if(!result.IsError && result.SenseData == null)
* {
* Console.WriteLine("WTF??");
* return null;
* }
* else*/if (result.IsError || result.SenseData == null || result.SenseData[0] != 0)
{
Console.WriteLine($"*** {name}: {result.TransactionResult}");
if (result.SenseData != null)
{
Console.WriteLine($"Int endpoint: ASC = {result.SenseData[0]:X}h, ASCQ = {result.SenseData[1]:X}h");
}
return(null);
}
else
{
var data = dataBuffer.Take(result.TransferredDataCount).ToArray();
if (data.Length == 0)
{
Console.WriteLine($"> {name}: No data");
}
else
{
PrintHexDump(data);
}
return(result);
}
}
public static UsbCbiCommandResult ExecuteCommandWithRetry(this IUsbCbiTransport cbi, byte[] command, byte[] dataBuffer, int dataIndex, int dataLength, UsbDataDirection dataDirection, out bool mediaChanged, bool retryOnMediaChanged = true)
{
UsbCbiCommandResult result;
mediaChanged = false;
while (true)
{
result = cbi.ExecuteCommand(command, dataBuffer, dataIndex, dataLength, dataDirection);
if (!result.IsError || result.SenseData == null)
{
return(result);
}
if (result.SenseData == null)
{
Debug.WriteLine("!!! No sense data on int endpoint!");
}
else
{
Debug.WriteLine($"!!! ASC: {result.SenseData[0]:X2}h, ASCQ: {result.SenseData[1]:X2}h");
}
cbi.ExecuteCommand(requestSenseCommand, requestSenseBuffer, 0, 1, UsbDataDirection.IN);
var asc = result.SenseData[0];
var ascq = result.SenseData[1];
//4,1 = LOGICAL DRIVE NOT READY - BECOMING READY
//4,FF = LOGICAL DRIVE NOT READY - DEVICE IS BUSY
//28 = NOT READY TO READY TRANSITION - MEDIA CHANGED
//28..2F = UNIT ATTENTION
if ((asc < 0x28 || asc > 0x2F) && !(asc == 4 && (ascq == 1 || ascq == 0xFF)))
{
return(result);
}
if (asc == 0x28)
{
mediaChanged = true;
if (!retryOnMediaChanged)
{
return(result);
}
}
}
}
private static UsbCbiCommandResult ExecuteUfiCommand(IUsbCbiTransport cbi, int deviceAddress, byte[] command, string name, byte[] dataToSend)
{
var result = cbi.ExecuteCommand(command, dataToSend, 0, dataToSend.Length, UsbDataDirection.OUT);
if (result.IsError || result.SenseData[0] != 0)
{
Console.WriteLine($"*** {name}: {result.TransactionResult}");
if (result.SenseData != null)
{
Console.WriteLine($"Int endpoint: ASC = {result.SenseData[0]:X}h, ASCQ = {result.SenseData[1]:X}h");
}
return(null);
}
else
{
Console.WriteLine($">>> {name}: Ok, sent {dataToSend.Length} bytes");
return(result);
}
}