Add bulk IO error conditions tests

This commit is contained in:
Klaus Reimer 2013-02-24 16:31:06 +01:00
parent ab5c148f37
commit 10bd83cc88
2 changed files with 1112 additions and 0 deletions

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package javax.usb.tck;
/**
* Copyright (c) 2004, International Business Machines Corporation.
* All Rights Reserved.
*
* This software is provided and licensed under the terms and conditions
* of the Common Public License:
* http://oss.software.ibm.com/developerworks/opensource/license-cpl.html
*/
/*
* Change Activity: See below.
*
* FLAG REASON RELEASE DATE WHO DESCRIPTION
* ---- -------- -------- ------ -------- ------------------------------------
* 0000 nnnnnnn yymmdd Initial Development
* $P1 tck.rel1 040916 raulortz Redesign TCK to create base and optional
* tests. Separate setConfig, setInterface
* and isochronous transfers as optionals.
*/
//import java.util.*;
import javax.usb.*;
import org.junit.runner.RunWith;
import de.ailis.usb4java.TCKRunner;
//import javax.usb.util.*;
import junit.framework.TestCase;
/**
* IO Error conditions
* <p>
* This test verifies that error conditions are generated and proper
* exceptions are thrown in the operation.
*
* @author Thanh Ngo
*/
@SuppressWarnings("all")
@RunWith(TCKRunner.class)
public class BulkIOErrorConditionsTest extends TestCase
{
//-------------------------------------------------------------------------
// Ctor(s)
//
public BulkIOErrorConditionsTest()
{
thisTest = new IOErrorConditionsTest(UsbConst.ENDPOINT_TYPE_BULK);
}
//-------------------------------------------------------------------------
// Protected overridden methods
//
protected void setUp() throws Exception {
thisTest.setUp();
}
protected void tearDown() throws Exception {
thisTest.tearDown();
}
/**
* Null Data Buffer
*/
public void testNullDataBufferInIrp()
{
thisTest.testNullDataBufferInIrp();
}
/**
* Null Data Buffer
*/
public void testNullDataBufferAsByteArray()
{
thisTest.testNullDataBufferAsByteArray();
}
/**
* Action against a closed pipe
*/
public void testActionAgainstClosePipeAbortAllSubmissions()
{
thisTest.testActionAgainstClosePipeAbortAllSubmissions();
}
/**
* Action against a closed pipe
*/
public void testActionAgainstClosePipeSubmit()
{
thisTest.testActionAgainstClosePipeSubmit();
}
/**
* Close a pipe with pending operation
*/
public void testClosePipePendingAction()
{
thisTest.testClosePipePendingAction();
}
// Moved method testOpenPipeOnInactiveAlternateSetting into the optional setInterface tests @P1D7
/**
* Open a pipe on an unclaimed interface
*/
public void testOpenPipeOnUnclaimedInterface()
{
thisTest.testOpenPipeOnUnclaimedInterface();
}
/**
* Claim an already claimed interface
*/
public void testClaimAnAlreadyClaimedInterface()
{
thisTest.testClaimAnAlreadyClaimedInterface();
}
private IOErrorConditionsTest thisTest = null;
}

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package javax.usb.tck;
/**
* Copyright (c) 2004, International Business Machines Corporation.
* All Rights Reserved.
*
* This software is provided and licensed under the terms and conditions
* of the Common Public License:
* http://oss.software.ibm.com/developerworks/opensource/license-cpl.html
*/
/*
* Change Activity: See below.
*
* FLAG REASON RELEASE DATE WHO DESCRIPTION
* ---- -------- -------- ------ ------- ------------------------------------
* 0000 nnnnnnn yymmdd Initial Development
* $P1 tck.rel1 040804 raulortz Support for UsbDisconnectedException
* $P2 tck.rel1 040916 raulortz Redesign TCK to create base and optional
* tests. Separate setConfig, setInterface
* and isochronous transfers as optionals.
*/
import java.util.*;
import javax.usb.*;
import javax.usb.util.*;
import org.junit.Ignore;
import junit.framework.TestCase;
/**
* IO Error conditions
* <p>
* This test verifies that error conditions are generated and proper
* exceptions are thrown in the operation.
*
* @author Thanh Ngo
*/
@SuppressWarnings("all")
@Ignore("These tests are triggered by other tests and must not run directly")
public class IOErrorConditionsTest extends TestCase
{
//-------------------------------------------------------------------------
// Ctor(s)
//
public IOErrorConditionsTest(String name)
{
super(name);
}
public IOErrorConditionsTest(int typeOfTest)
{
testType = typeOfTest;
}
//-------------------------------------------------------------------------
// Protected overridden methods
//
protected void setUp() throws Exception {
printDebug("setUp");
usbDevice = programmableDevice.getProgrammableDevice();
assertTrue("Find Programmable board Failed! Got a null instance",
usbDevice != null);
super.setUp();
}
protected void tearDown() throws Exception {
printDebug("tearDown");
try // @P1A
{ // @P1A
if ( (outPipe!=null)&&(outPipe.isOpen()) ) // @P1C
{ // @P1C
outPipe.abortAllSubmissions(); // @P1C
IOMethods.closePipe(outPipe); // @P1C
} // @P1C
if ( (inPipe!=null)&&(inPipe.isOpen()) ) // @P1C
{ // @P1C
inPipe.abortAllSubmissions(); // @P1C
IOMethods.closePipe(inPipe); // @P1C
} // @P1C
if ( (myIface!=null)&&(myIface.isClaimed()) ) // @P1C
{ // @P1C
IOMethods.releaseInterface(myIface); // @P1C
} // @P1C
} catch ( UsbDisconnectedException uDE ) // @P1A
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} // @P1A
super.tearDown();
}
//-------------------------------------------------------------------------
// Public testXyz() methods
//
/**
* Null Data Buffer
*/
public void testNullDataBufferInIrp()
{
printDebug("testNullDataBufferInIrp");
if ( testType == bulkTest )
{
doTestNullDataBufferInIrp(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestNullDataBufferInIrp(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestNullDataBufferInIrp(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Null Data Buffer
*/
public void testNullDataBufferAsByteArray()
{
printDebug("testNullDataBufferAsByteArray");
if ( testType == bulkTest )
{
doTestNullDataBufferAsByteArray(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestNullDataBufferAsByteArray(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestNullDataBufferAsByteArray(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Action against a closed pipe
*/
public void testActionAgainstClosePipeAbortAllSubmissions()
{
printDebug("testActionAgainstClosePipeAbortAllSubmissions");
if ( testType == bulkTest )
{
doTestActionAgainstClosePipeAbortAllSubmissions(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestActionAgainstClosePipeAbortAllSubmissions(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestActionAgainstClosePipeAbortAllSubmissions(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Action against a closed pipe
*/
public void testActionAgainstClosePipeSubmit()
{
printDebug("testActionAgainstClosePipeSubmit");
if ( testType == bulkTest )
{
doTestActionAgainstClosePipeSubmit(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestActionAgainstClosePipeSubmit(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestActionAgainstClosePipeSubmit(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Close a pipe with pending operation
*/
public void testClosePipePendingAction()
{
printDebug("testClosePipePendingAction");
if ( testType == bulkTest )
{
doTestClosePipePendingAction(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestClosePipePendingAction(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestClosePipePendingAction(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Open a pipe on an inactive interface
*/
public void testOpenPipeOnInactiveAlternateSetting()
{
printDebug("testOpenPipeOnInactiveAlternateSetting");
if ( testType == bulkTest )
{
doTestOpenPipeOnInactiveAlternateSetting(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestOpenPipeOnInactiveAlternateSetting(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestOpenPipeOnInactiveAlternateSetting(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Open a pipe on an unclaimed interface
*/
public void testOpenPipeOnUnclaimedInterface()
{
printDebug("testOpenPipeOnUnclaimedInterface");
if ( testType == bulkTest )
{
doTestOpenPipeOnUnclaimedInterface(UsbConst.ENDPOINT_TYPE_BULK);
} else if ( testType == intTest )
{
doTestOpenPipeOnUnclaimedInterface(UsbConst.ENDPOINT_TYPE_INTERRUPT);
} else if ( testType == isochronousTest )
{
doTestOpenPipeOnUnclaimedInterface(UsbConst.ENDPOINT_TYPE_ISOCHRONOUS);
} else
{
fail("Test is defined for only bulk and isochronous endpoints.");
}
}
/**
* Claim an already claimed interface
*/
public void testClaimAnAlreadyClaimedInterface()
{
printDebug("testClaimAnAlreadyClaimedInterface");
myIface = null;
boolean usbe = false;
if ( usbDevice.isConfigured() )
{
UsbConfiguration usbConfiguration =
usbDevice.getUsbConfiguration((byte) 1);
myIface = usbConfiguration.getUsbInterface((byte) 0);
//claim the interface
IOMethods.claimInterface(myIface);
try
{
assertTrue("in doTestClaimAnAlreadyClaimedInterface() --isClaimed() should == true): ",
myIface.isClaimed());
myIface.claim();
fail("should caused UsbClaimException!");
} catch ( UsbClaimException uce )
{
usbe = true;
} catch ( UsbException ue )
{
fail("UsbClaimException expected. unexpected UsbException!" + ue);
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1C
{
fail("UsbClaimException expected. unexpected Exception" + e);
}
if ( !usbe )
assertTrue("Test Claim an already claimed interface did not throw UsbNotClaimedException!", false);
} else
{
fail("device is not configured!");
}
}
// /**
// * Claim an inactive interface
// */
// public void testClaimAnInactiveInterface()
// {
// boolean usbe = false;
// UsbInterface inActiveInterface = getInactiveInterface();
// if ( null == inActiveInterface )
// {
// fail("could not locate an inactive interface to test!");
// }
// try
// {
// inActiveInterface.claim();
// fail("should throw Exception when claim an inactive interface!");
// }
// catch ( UsbClaimException uce )
// {
// }
// catch ( UsbException ue )
// {
// }
// catch ( UsbNotActiveException unae )
// {
// }
// }
/**
* private functions
*/
/**
* Test error conditions -- Null Data Buffer
*/
private void doTestNullDataBufferAsByteArray(int endpointType)
{
outPipe = null;
UsbEndpoint outEndpoint = null;
//UsbInterface myIface = null;
UsbIrp usbIrp = null;
boolean usbe = false;
if ( usbDevice.isConfigured() )
{
outEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_OUT);
assertFalse("could not find output endpoint", null == outEndpoint);
// @P2D4
assertTrue("Interface was not claimed!", myIface.isClaimed());
//we have an endpoint; now try submitting a null byte array and an IRP
//with a null data
outPipe = outEndpoint.getUsbPipe();
assertTrue("output pipe is not active!!!", outPipe.isActive());
IOMethods.openPipe(outPipe);
//submit null byte array
byte [] nullBuffer = null;
try
{
outPipe.syncSubmit(nullBuffer);
fail("Expected a UsbException when submitting a null byte array.");
} catch ( IllegalArgumentException iAE )
{
usbe = true;
} catch ( UsbException uE )
{
fail("java.lang.IllegalArgumentException was expected. Unexpected UsbException on submitting null buffer:" + uE);
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1C
{
fail("java.lang.IllegalArgumentException was expected. Unexpected generic exception." + e);
}
assertTrue("java.lang.IllegalArgumentException not received when submitting a null byte []", usbe);
} else
{
fail ("UsbDevice is not configured!");
}
}
/**
* Test error conditions -- Null Data Buffer
*/
private void doTestNullDataBufferInIrp(int endpointType)
{
outPipe = null;
UsbEndpoint outEndpoint = null;
//UsbInterface myIface = null;
UsbIrp usbIrp = null;
boolean usbe = false;
if ( usbDevice.isConfigured() )
{
outEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_OUT);
assertFalse("could not find output endpoint", null == outEndpoint);
// @P2D4
assertTrue("Interface was not claimed!", myIface.isClaimed());
//we have an endpoint; now try submitting a null byte array and an IRP
//with a null data
outPipe = outEndpoint.getUsbPipe();
assertTrue("output pipe is not active!!!", outPipe.isActive());
IOMethods.openPipe(outPipe);
//submit null byte array
byte [] nullBuffer = null;
//submit IRP with null data
usbIrp = outPipe.createUsbIrp();
try
{
usbIrp.setData(nullBuffer);
fail("Expected a UsbException when setting null data in IRP.");
outPipe.syncSubmit(usbIrp);
fail("Expected a UsbException when submitting an IRP with a null byte array in IRP.");
} catch ( IllegalArgumentException iAE )
{
usbe = true;
} catch ( UsbException uE )
{
fail("java.lang.IllegalArgumentException was expected. Unexpected UsbException on settin null data in IRP:" + uE);
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1C
{
fail("java.lang.IllegalArgumentException was expected. Unexpected generic exception." + e);
}
assertTrue("java.lang.IllegalArgumentException not received when submitting a null byte [] in IRP", usbe);
} else
{
fail ("UsbDevice is not configured!");
}
}
/**
* Test error conditions -- Action against a closed pipe
*/
private void doTestActionAgainstClosePipeAbortAllSubmissions(int endpointType)
{
outPipe = null;
UsbEndpoint outEndpoint = null;
boolean usbe = false;
if ( usbDevice.isConfigured() )
{
outEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_OUT);
assertFalse("could not find output endpoint", null == outEndpoint);
outPipe = outEndpoint.getUsbPipe();
assertTrue("output pipe is not active!!!", outPipe.isActive());
assertFalse("pipe should not be open.", outPipe.isOpen());
// @P2D4
assertTrue("Interface was not claimed!", myIface.isClaimed());
try
{
outPipe.abortAllSubmissions(); // should throw UsbNotOpenException
assertFalse("Pipe should have been closed at this part of the test.", outPipe.isOpen());
fail("abortAllSumissions should have thrown a UsbNotOpenException when called on a closed pipe.");
} catch ( UsbNotOpenException ue )
{
usbe = true;
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1C
{
fail ("UsbNotOpenException was expected. Unexpected exception: " + e);
}
if ( !usbe )
assertTrue("Test Action Agains Close Pipe abortAllSubmission() did not throw UsbNotOpenException!", false);
}
else
{
fail ("UsbDevice is not configured!");
}
}
/**
* Test error conditions -- Action against a closed pipe
*/
private void doTestActionAgainstClosePipeSubmit(int endpointType)
{
outPipe = null;
UsbEndpoint outEndpoint = null;
boolean usbe = false;
if ( usbDevice.isConfigured() )
{
outEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_OUT);
assertFalse("could not find output endpoint", null == outEndpoint);
outPipe = outEndpoint.getUsbPipe();
assertTrue("output pipe is not active!!!", outPipe.isActive());
assertFalse("pipe should not be open.", outPipe.isOpen());
// @P2D4
assertTrue("Interface was not claimed!", myIface.isClaimed());
try
{
byte [] data = {1,2,3,4,5};
outPipe.syncSubmit(data);
assertFalse("Pipe should have been closed at this part of the test.", outPipe.isOpen());
fail("Submit should have thrown a UsbNotOpenException when called on a closed pipe.");
} catch ( UsbNotOpenException ue )
{
usbe = true;
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1A
{
fail ("UsbNotOpenException was expected. Unexpected exception: " + e);
}
if ( !usbe )
assertTrue("Test Action Agains Close Pipe Submit did not throw UsbNotOpenException!", false);
}
else
{
fail ("UsbDevice is not configured!");
}
}
/**
* Test error conditions -- Close a pipe with pending operation
*/
private void doTestClosePipePendingAction(int endpointType)
{
inPipe = null;
boolean usbe = false;
UsbEndpoint inEndpoint = null;
// get an out endpoint
if ( usbDevice.isConfigured() )
{
inEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_IN);
assertFalse("could not find endpoint", null == inEndpoint);
inPipe = inEndpoint.getUsbPipe();
assertTrue("output pipe is not active!!!", inPipe.isActive());
assertFalse("pipe should not be open.", inPipe.isOpen());
// @P2D4
assertTrue("Interface was not claimed!", myIface.isClaimed());
// open the pipe
IOMethods.openPipe(inPipe);
assertTrue("pipe should be opened", inPipe.isOpen());
try
{
//List listOfIrps = new ArrayList();
List inList = new ArrayList();
UsbIrp inIrp = null;
for ( int i = 0; i < 1000; i++ )
{
inIrp = inPipe.createUsbIrp();
inIrp.setData(new byte[inPipe.getUsbEndpoint().getUsbEndpointDescriptor().wMaxPacketSize()]); // @P2A
inList.add(inIrp);
}
inPipe.asyncSubmit(inList);
inPipe.close(); // should throw UsbException
fail ("UsbException should have been thrown when closing pipe with pending submissions.");
} catch ( UsbException ue )
{
usbe = true;
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1C
{
fail("Unexpected Exception: " + e);
}
if ( !usbe )
assertTrue("Test Close Pipe With Pending Operations usbPipe.close() did not throw UsbException!", false);
} else
{
fail ("UsbDevice is not configured!");
}
}
/**
* Test error conditions -- Open a pipe on an inactive interface
*/
private void doTestOpenPipeOnInactiveAlternateSetting(int endpointType)
{
myIface = null;
boolean usbe = false;
UsbEndpoint inEndpoint = null;
inPipe = null;
if ( usbDevice.isConfigured() )
{
inEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_IN);
if ( (endpointType == UsbConst.ENDPOINT_TYPE_BULK)||
(endpointType == UsbConst.ENDPOINT_TYPE_INTERRUPT) )
{
assertFalse("could not find endpoint", null == inEndpoint);
// @P2D3
} else
{
assertFalse("could not find endpoint", null == inEndpoint);
// @P2D3
}
inPipe = inEndpoint.getUsbPipe();
assertFalse("Pipe should not be active!!!",
inPipe.isActive());
if ( !myIface.isActive() )
{
try
{
inPipe.open();
fail("should caused UsbNotActiveException!");
} catch ( UsbNotActiveException ue )
{
usbe = true;
} catch ( UsbException ue )
{
fail("UsbNotActiveException was expected. Unexpected UsbException: " + ue);
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1C
{
fail("UsbNotActiveException was expected. Unexpected Exception: " + e);
}
} else
{
fail("Interface should have been inactive at this point.");
}
if ( !usbe )
assertTrue("Test Open Pipe On Inactive Interface did not throw UsbNotActiveException!", false);
}
else
{
fail ("UsbDevice is not configured!");
}
assertFalse("Leaving routine but interface was not released!", myIface.isClaimed());
}
private void doTestOpenPipeOnUnclaimedInterface(int endpointType)
{
myIface = null;
boolean usbe = false;
UsbEndpoint inEndpoint = null;
inPipe = null;
if ( usbDevice.isConfigured() )
{
inEndpoint = getEndpointOfType(usbDevice, endpointType, UsbConst.REQUESTTYPE_DIRECTION_IN);
assertFalse("could not find endpoint", null == inEndpoint);
// @P2D4
try
{
inEndpoint.getUsbInterface().release();
} catch ( UsbClaimException ue )
{
fail("The interface should have been durring getEndpointOfType method call!");
} catch ( UsbException ue )
{
fail("Unexpected exception: " + ue);
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} // @P1A
if ( myIface.isActive() )
{
inPipe = inEndpoint.getUsbPipe();
assertTrue("pipe is not active!!!",
inPipe.isActive());
try
{
inPipe.open();
fail("should caused UsbNotClaimedException!");
} catch ( UsbNotClaimedException ue )
{
usbe = true;
} catch ( UsbException ue )
{
fail("UsbNotClaimedException was expected. Unexpected UsbException: " + ue);
} catch ( UsbDisconnectedException uDE ) // @P1C
{ // @P1A
fail ("A connected device should't throw the UsbDisconnectedException!"); // @P1A
} catch ( Exception e ) // @P1A
{
fail("UsbNotClaimedException was expected. Unexpected Exception: " + e);
}
if ( !usbe )
assertTrue("Test Open Pipe On Unclaimed Interface did not throw UsbNotClaimedException!", false);
}
else
{
fail("Interface should have been active.");
}
}
}
// /**
// * looking for an inactive interface
// * return null if not found
// */
// private UsbInterface getInactiveInterface()
// {
// UsbConfiguration config = null;
// UsbHub virtualRootUsbHub = getVirtualRootUsbHub();
// List usbDevices = null;
// byte firstInterface = 0;
// // get all connected devices
// usbDevices = getAllUsbDevices(virtualRootUsbHub);
// System.out.println("Found " + usbDevices.size() + " devices total.");
//
// // find an inactive interface
// for ( int i = 0; i > usbDevices.size(); i++ )
// {
// UsbDevice device = (UsbDevice)usbDevices.get(i);
// List configurations = device.getUsbConfigurations();
// for ( int j = 0; i <configurations.size(); j++ )
// {
// config = (UsbConfiguration)configurations.get(j);
// if ( !config.isActive() )
// return config.getUsbInterface(firstInterface);
// }
//
// }
// return null;
// }
/**
* find endpoint that match the requirement
* @param totalEndpoints The List of End Points
* @param inDirection The direction ( 81 = in, 00 = out)
* @param inType The endpoint type ( 3 - interrupt, 2 - bulk)
* @param inSize The endpoint size (8 or 64 bytes for this programmable board)
*/
private UsbEndpoint findEndpoint(List totalEndpoints,
int inDirection,
int inType,
int inSize)
{
boolean found = false;
for ( int j = 0; j < totalEndpoints.size(); j++ )
{
UsbEndpoint ep = (UsbEndpoint) totalEndpoints.get(j);
int direction = ep.getDirection();
int type = ep.getType();
int maxPackageSize =
ep.getUsbEndpointDescriptor().wMaxPacketSize();
int endpointAddress =
ep.getUsbEndpointDescriptor().bEndpointAddress();
if ( (byte) (inDirection & 0x80) == (byte)direction && inType == type
&& inSize == maxPackageSize )
{
return ep;
}
}
return null;
}
/**
* Returns endpoint of specific type and direction
*/
private UsbEndpoint getEndpointOfType(UsbDevice usbDevice, int endpointType, int direction)
{
UsbEndpoint endpoint = null;
if ( (endpointType == UsbConst.ENDPOINT_TYPE_BULK)||
(endpointType == UsbConst.ENDPOINT_TYPE_INTERRUPT) )
{
UsbConfiguration usbConfiguration = usbDevice.getUsbConfiguration((byte) 1);
IOMethods.selectAlternateSetting(usbDevice, (byte) 1, (byte) 0, (byte) 1);
myIface = usbConfiguration.getUsbInterface((byte) 0);
List totalEndpoints = myIface.getUsbEndpoints();
if ( totalEndpoints.isEmpty() )
{
fail("no endpoint available");
}
endpoint = findEndpoint(totalEndpoints,
direction,
endpointType,
8);
assertFalse("could not find endpoint", null == endpoint);
} else
{
UsbConfiguration usbConfiguration =
usbDevice.getUsbConfiguration((byte) 1);
IOMethods.selectAlternateSetting(usbDevice, (byte) 1, (byte) 0, (byte) 0);
myIface = usbConfiguration.getUsbInterface((byte) 0);
List totalEndpoints = myIface.getUsbEndpoints();
if ( totalEndpoints.isEmpty() )
{
fail("no endpoint available");
}
endpoint = findEndpoint(totalEndpoints,
direction,
endpointType,
16);
assertFalse("could not find endpoint", null == endpoint);
}
return endpoint;
}
private void dumpHex(byte[] buffer)
{
for ( int i = 0; i < buffer.length; i++ )
System.out.print(" 0x" + UsbUtil.toHexString(buffer[i]));
System.out.println("");
}
//-------------------------------------------------------------------------
// Instance variables
//
private FindProgrammableDevice programmableDevice =
FindProgrammableDevice.getInstance();
private UsbDevice usbDevice = null;
/*
* make myIface global so that the interface can be
* released in case of errors in a previous test
*/
private UsbInterface myIface = null;
//private UsbConfiguration usbConfiguration = null;
/*
* Make inPipe and outPipe global so that pipes can
* be closed in case of errors in a previous test
*/
private UsbPipe inPipe = null;
private UsbPipe outPipe = null;
private int testType = 99;
private int isochronousTest = UsbConst.ENDPOINT_TYPE_ISOCHRONOUS;
private int bulkTest = UsbConst.ENDPOINT_TYPE_BULK;
private int intTest = UsbConst.ENDPOINT_TYPE_INTERRUPT;
/**
* printDebug method will print the specified string if "debug" is true.
* Useful function for debugging
* @param infoString
*/
private static void printDebug(String infoString)
{
if ( bPrintDebug )
{
System.out.println(infoString);
}
}
private static boolean bPrintDebug = false;
//private static boolean bPrintDebug = true;
}