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Added support for claiming individiual interfaces on USB devices on Android

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This is needed for supporting multiple wireless Xbox 360 controllers
This commit is contained in:
Sam Lantinga 2020-01-13 15:35:52 -08:00
parent acbf25935e
commit 1d321850b6
4 changed files with 60 additions and 61 deletions
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3
android-project/app/src/main/java/org/libsdl/app/HIDDevice.java
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@ -1,5 +1,7 @@
package org.libsdl.app;
import android.hardware.usb.UsbDevice;
interface HIDDevice
{
public int getId();
@ -9,6 +11,7 @@ interface HIDDevice
public int getVersion();
public String getManufacturerName();
public String getProductName();
public UsbDevice getDevice();
public boolean open();
public int sendFeatureReport(byte[] report);
public int sendOutputReport(byte[] report);

6
android-project/app/src/main/java/org/libsdl/app/HIDDeviceBLESteamController.java
View File

@ -9,6 +9,7 @@ import android.bluetooth.BluetoothGattDescriptor;
import android.bluetooth.BluetoothManager;
import android.bluetooth.BluetoothProfile;
import android.bluetooth.BluetoothGattService;
import android.hardware.usb.UsbDevice;
import android.os.Handler;
import android.os.Looper;
import android.util.Log;
@ -563,6 +564,11 @@ class HIDDeviceBLESteamController extends BluetoothGattCallback implements HIDDe
return "Steam Controller";
}
@Override
public UsbDevice getDevice() {
return null;
}
@Override
public boolean open() {
return true;

87
android-project/app/src/main/java/org/libsdl/app/HIDDeviceManager.java
View File

@ -19,8 +19,9 @@ import android.hardware.usb.*;
import android.os.Handler;
import android.os.Looper;
import java.util.HashMap;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
public class HIDDeviceManager {
@ -50,7 +51,6 @@ public class HIDDeviceManager {
private Context mContext;
private HashMap<Integer, HIDDevice> mDevicesById = new HashMap<Integer, HIDDevice>();
private HashMap<UsbDevice, HIDDeviceUSB> mUSBDevices = new HashMap<UsbDevice, HIDDeviceUSB>();
private HashMap<BluetoothDevice, HIDDeviceBLESteamController> mBluetoothDevices = new HashMap<BluetoothDevice, HIDDeviceBLESteamController>();
private int mNextDeviceId = 0;
private SharedPreferences mSharedPreferences = null;
@ -337,27 +337,30 @@ public class HIDDeviceManager {
}
private void handleUsbDeviceDetached(UsbDevice usbDevice) {
HIDDeviceUSB device = mUSBDevices.get(usbDevice);
if (device == null)
return;
int id = device.getId();
mUSBDevices.remove(usbDevice);
mDevicesById.remove(id);
device.shutdown();
HIDDeviceDisconnected(id);
List<Integer> devices = new ArrayList<Integer>();
for (HIDDevice device : mDevicesById.values()) {
if (usbDevice.equals(device.getDevice())) {
devices.add(device.getId());
}
}
for (int id : devices) {
HIDDevice device = mDevicesById.get(id);
mDevicesById.remove(id);
device.shutdown();
HIDDeviceDisconnected(id);
}
}
private void handleUsbDevicePermission(UsbDevice usbDevice, boolean permission_granted) {
HIDDeviceUSB device = mUSBDevices.get(usbDevice);
if (device == null)
return;
boolean opened = false;
if (permission_granted) {
opened = device.open();
for (HIDDevice device : mDevicesById.values()) {
if (usbDevice.equals(device.getDevice())) {
boolean opened = false;
if (permission_granted) {
opened = device.open();
}
HIDDeviceOpenResult(device.getId(), opened);
}
}
HIDDeviceOpenResult(device.getId(), opened);
}
private void connectHIDDeviceUSB(UsbDevice usbDevice) {
@ -366,10 +369,8 @@ public class HIDDeviceManager {
if (isHIDDeviceInterface(usbDevice, interface_number)) {
HIDDeviceUSB device = new HIDDeviceUSB(this, usbDevice, interface_number);
int id = device.getId();
mUSBDevices.put(usbDevice, device);
mDevicesById.put(id, device);
HIDDeviceConnected(id, device.getIdentifier(), device.getVendorId(), device.getProductId(), device.getSerialNumber(), device.getVersion(), device.getManufacturerName(), device.getProductName(), interface_number);
break;
}
}
}
@ -566,33 +567,27 @@ public class HIDDeviceManager {
//////////////////////////////////////////////////////////////////////////////////////////////////////
public boolean openDevice(int deviceID) {
Log.v(TAG, "openDevice deviceID=" + deviceID);
HIDDevice device = getDevice(deviceID);
if (device == null) {
HIDDeviceDisconnected(deviceID);
return false;
}
// Look to see if this is a USB device and we have permission to access it
for (HIDDeviceUSB device : mUSBDevices.values()) {
if (deviceID == device.getId()) {
UsbDevice usbDevice = device.getDevice();
if (!mUsbManager.hasPermission(usbDevice)) {
HIDDeviceOpenPending(deviceID);
try {
mUsbManager.requestPermission(usbDevice, PendingIntent.getBroadcast(mContext, 0, new Intent(HIDDeviceManager.ACTION_USB_PERMISSION), 0));
} catch (Exception e) {
Log.v(TAG, "Couldn't request permission for USB device " + usbDevice);
HIDDeviceOpenResult(deviceID, false);
}
return false;
}
break;
UsbDevice usbDevice = device.getDevice();
if (usbDevice != null && !mUsbManager.hasPermission(usbDevice)) {
HIDDeviceOpenPending(deviceID);
try {
mUsbManager.requestPermission(usbDevice, PendingIntent.getBroadcast(mContext, 0, new Intent(HIDDeviceManager.ACTION_USB_PERMISSION), 0));
} catch (Exception e) {
Log.v(TAG, "Couldn't request permission for USB device " + usbDevice);
HIDDeviceOpenResult(deviceID, false);
}
return false;
}
try {
Log.v(TAG, "openDevice deviceID=" + deviceID);
HIDDevice device;
device = getDevice(deviceID);
if (device == null) {
HIDDeviceDisconnected(deviceID);
return false;
}
return device.open();
} catch (Exception e) {
Log.e(TAG, "Got exception: " + Log.getStackTraceString(e));
@ -602,7 +597,7 @@ public class HIDDeviceManager {
public int sendOutputReport(int deviceID, byte[] report) {
try {
Log.v(TAG, "sendOutputReport deviceID=" + deviceID + " length=" + report.length);
//Log.v(TAG, "sendOutputReport deviceID=" + deviceID + " length=" + report.length);
HIDDevice device;
device = getDevice(deviceID);
if (device == null) {
@ -619,7 +614,7 @@ public class HIDDeviceManager {
public int sendFeatureReport(int deviceID, byte[] report) {
try {
Log.v(TAG, "sendFeatureReport deviceID=" + deviceID + " length=" + report.length);
//Log.v(TAG, "sendFeatureReport deviceID=" + deviceID + " length=" + report.length);
HIDDevice device;
device = getDevice(deviceID);
if (device == null) {
@ -636,7 +631,7 @@ public class HIDDeviceManager {
public boolean getFeatureReport(int deviceID, byte[] report) {
try {
Log.v(TAG, "getFeatureReport deviceID=" + deviceID);
//Log.v(TAG, "getFeatureReport deviceID=" + deviceID);
HIDDevice device;
device = getDevice(deviceID);
if (device == null) {

25
android-project/app/src/main/java/org/libsdl/app/HIDDeviceUSB.java
View File

@ -29,7 +29,7 @@ class HIDDeviceUSB implements HIDDevice {
}
public String getIdentifier() {
return String.format("%s/%x/%x", mDevice.getDeviceName(), mDevice.getVendorId(), mDevice.getProductId());
return String.format("%s/%x/%x/%d", mDevice.getDeviceName(), mDevice.getVendorId(), mDevice.getProductId(), mInterface);
}
@Override
@ -88,6 +88,7 @@ class HIDDeviceUSB implements HIDDevice {
return result;
}
@Override
public UsbDevice getDevice() {
return mDevice;
}
@ -104,19 +105,15 @@ class HIDDeviceUSB implements HIDDevice {
return false;
}
// Force claim all interfaces
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface iface = mDevice.getInterface(i);
if (!mConnection.claimInterface(iface, true)) {
Log.w(TAG, "Failed to claim interfaces on USB device " + getDeviceName());
close();
return false;
}
// Force claim our interface
UsbInterface iface = mDevice.getInterface(mInterface);
if (!mConnection.claimInterface(iface, true)) {
Log.w(TAG, "Failed to claim interfaces on USB device " + getDeviceName());
close();
return false;
}
// Find the endpoints
UsbInterface iface = mDevice.getInterface(mInterface);
for (int j = 0; j < iface.getEndpointCount(); j++) {
UsbEndpoint endpt = iface.getEndpoint(j);
switch (endpt.getDirection()) {
@ -250,10 +247,8 @@ class HIDDeviceUSB implements HIDDevice {
mInputThread = null;
}
if (mConnection != null) {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface iface = mDevice.getInterface(i);
mConnection.releaseInterface(iface);
}
UsbInterface iface = mDevice.getInterface(mInterface);
mConnection.releaseInterface(iface);
mConnection.close();
mConnection = null;
}