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skip non ACM subclasses for CDC composite devices

pull/521/head
kai-morich 2023-07-24 19:10:15 +02:00
rodzic a9c835bcb0
commit e9a38ca891
2 zmienionych plików z 13 dodań i 3 usunięć
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8
usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/CdcAcmSerialDriver.java
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@ -29,6 +29,8 @@ import java.util.Map;
*/
public class CdcAcmSerialDriver implements UsbSerialDriver {
public static final int USB_SUBCLASS_ACM = 2;
private final String TAG = CdcAcmSerialDriver.class.getSimpleName();
private final UsbDevice mDevice;
@ -55,7 +57,8 @@ public class CdcAcmSerialDriver implements UsbSerialDriver {
int controlInterfaceCount = 0;
int dataInterfaceCount = 0;
for (int i = 0; i < device.getInterfaceCount(); i++) {
if (device.getInterface(i).getInterfaceClass() == UsbConstants.USB_CLASS_COMM)
if (device.getInterface(i).getInterfaceClass() == UsbConstants.USB_CLASS_COMM &&
device.getInterface(i).getInterfaceSubclass() == USB_SUBCLASS_ACM)
controlInterfaceCount++;
if (device.getInterface(i).getInterfaceClass() == UsbConstants.USB_CLASS_CDC_DATA)
dataInterfaceCount++;
@ -148,7 +151,8 @@ public class CdcAcmSerialDriver implements UsbSerialDriver {
mDataInterface = null;
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbInterface = mDevice.getInterface(i);
if (usbInterface.getInterfaceClass() == UsbConstants.USB_CLASS_COMM) {
if (usbInterface.getInterfaceClass() == UsbConstants.USB_CLASS_COMM &&
usbInterface.getInterfaceSubclass() == USB_SUBCLASS_ACM) {
if(controlInterfaceCount == mPortNumber) {
mControlIndex = usbInterface.getId();
mControlInterface = usbInterface;

8
usbSerialForAndroid/src/test/java/com/hoho/android/usbserial/driver/CdcAcmSerialDriverTest.java
Wyświetl plik

@ -1,5 +1,6 @@
package com.hoho.android.usbserial.driver;
import static com.hoho.android.usbserial.driver.CdcAcmSerialDriver.USB_SUBCLASS_ACM;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThrows;
@ -34,6 +35,7 @@ public class CdcAcmSerialDriverTest {
when(usbDevice.getInterface(0)).thenReturn(controlInterface);
when(usbDevice.getInterface(1)).thenReturn(dataInterface);
when(controlInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_COMM);
when(controlInterface.getInterfaceSubclass()).thenReturn(USB_SUBCLASS_ACM);
when(controlInterface.getEndpointCount()).thenReturn(1);
when(controlInterface.getEndpoint(0)).thenReturn(controlEndpoint);
when(dataInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_CDC_DATA);
@ -117,6 +119,7 @@ public class CdcAcmSerialDriverTest {
when(usbDevice.getInterface(2*i+0)).thenReturn(controlInterfaces[i]);
when(usbDevice.getInterface(2*i+1)).thenReturn(dataInterfaces[i]);
when(controlInterfaces[i].getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_COMM);
when(controlInterfaces[i].getInterfaceSubclass()).thenReturn(USB_SUBCLASS_ACM);
when(controlInterfaces[i].getEndpointCount()).thenReturn(1);
when(controlInterfaces[i].getEndpoint(0)).thenReturn(controlEndpoints[i]);
when(dataInterfaces[i].getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_CDC_DATA);
@ -163,6 +166,7 @@ public class CdcAcmSerialDriverTest {
when(usbDevice.getInterface(4)).thenReturn(vendorInterface);
when(massStorageInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_MASS_STORAGE);
when(controlInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_COMM);
when(controlInterface.getInterfaceSubclass()).thenReturn(USB_SUBCLASS_ACM);
when(dataInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_CDC_DATA);
when(hidInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_HID);
when(vendorInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_VENDOR_SPEC);
@ -212,6 +216,7 @@ public class CdcAcmSerialDriverTest {
when(rndisControlInterface.getInterfaceProtocol()).thenReturn(3);
when(rndisDataInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_CDC_DATA);
when(controlInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_COMM);
when(controlInterface.getInterfaceSubclass()).thenReturn(USB_SUBCLASS_ACM);
when(dataInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_CDC_DATA);
when(controlInterface.getEndpointCount()).thenReturn(1);
@ -250,6 +255,7 @@ public class CdcAcmSerialDriverTest {
when(usbDevice.getInterface(0)).thenReturn(controlInterface);
when(usbDevice.getInterface(1)).thenReturn(dataInterface);
when(controlInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_COMM);
when(controlInterface.getInterfaceSubclass()).thenReturn(USB_SUBCLASS_ACM);
when(controlInterface.getEndpointCount()).thenReturn(1);
when(controlInterface.getEndpoint(0)).thenReturn(controlEndpoint);
when(dataInterface.getInterfaceClass()).thenReturn(UsbConstants.USB_CLASS_CDC_DATA);
@ -266,7 +272,7 @@ public class CdcAcmSerialDriverTest {
CdcAcmSerialDriver driver = new CdcAcmSerialDriver(usbDevice);
CdcAcmSerialDriver.CdcAcmSerialPort port = (CdcAcmSerialDriver.CdcAcmSerialPort) driver.getPorts().get(0);
port.mConnection = usbDeviceConnection;
assertThrows(IOException.class, () ->port.openInt());
assertThrows(IOException.class, port::openInt);
}
@Test