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qgroundcontrol
Commit 59ad9be7 authored by dogmaphobic's avatar dogmaphobic
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First android commit.

parent 9a141821
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Showing with 7242 additions and 55 deletions
QGCApplication.pro
View file @ 59ad9be7
......@@ -61,12 +61,15 @@ QT += network \
qml \
quick \
quickwidgets \
serialport \
sql \
svg \
widgets \
xml \
!AndroidBuild {
QT += serialport
}
contains(DEFINES, QGC_NOTIFY_TUNES_ENABLED) {
QT += multimedia
}
......@@ -78,6 +81,11 @@ QT += testlib
# OS Specific settings
#
AndroidBuild {
DEFINES += __android__
DEFINES += __STDC_LIMIT_MACROS
}
MacBuild {
QMAKE_INFO_PLIST = Custom-Info.plist
ICON = $$BASEDIR/resources/icons/macx.icns
......@@ -173,9 +181,6 @@ FORMS += \
src/ui/designer/QGCToolWidgetComboBox.ui \
src/ui/designer/QGCXYPlot.ui \
src/ui/HDDisplay.ui \
src/ui/JoystickAxis.ui \
src/ui/JoystickButton.ui \
src/ui/JoystickWidget.ui \
src/ui/Linechart.ui \
src/ui/MainWindow.ui \
src/ui/map/QGCMapTool.ui \
......@@ -229,6 +234,13 @@ FORMS += \
src/ui/WaypointList.ui \
src/ui/WaypointViewOnlyView.ui \
!AndroidBuild {
FORMS += \
src/ui/JoystickButton.ui \
src/ui/JoystickAxis.ui \
src/ui/JoystickWidget.ui
}
HEADERS += \
src/audio/QGCAudioWorker.h \
src/CmdLineOptParser.h \
......@@ -250,7 +262,6 @@ HEADERS += \
src/comm/TCPLink.h \
src/comm/UDPLink.h \
src/GAudioOutput.h \
src/input/JoystickInput.h \
src/LogCompressor.h \
src/MG.h \
src/QGC.h \
......@@ -281,7 +292,6 @@ HEADERS += \
src/uas/UASParameterCommsMgr.h \
src/uas/UASParameterDataModel.h \
src/uas/UASWaypointManager.h \
src/ui/CameraView.h \
src/ui/configuration/ApmHighlighter.h \
src/ui/configuration/console.h \
src/ui/configuration/SerialSettingsDialog.h \
......@@ -300,9 +310,6 @@ HEADERS += \
src/ui/HDDisplay.h \
src/ui/HSIDisplay.h \
src/ui/HUD.h \
src/ui/JoystickAxis.h \
src/ui/JoystickButton.h \
src/ui/JoystickWidget.h \
src/ui/linechart/ChartPlot.h \
src/ui/linechart/IncrementalPlot.h \
src/ui/linechart/LinechartPlot.h \
......@@ -376,6 +383,15 @@ HEADERS += \
src/ViewWidgets/ViewWidgetController.h \
src/Waypoint.h \
!AndroidBuild {
HEADERS += \
src/input/JoystickInput.h \
src/ui/JoystickAxis.h \
src/ui/JoystickButton.h \
src/ui/JoystickWidget.h \
src/ui/CameraView.h \
}
SOURCES += \
src/audio/QGCAudioWorker.cpp \
src/CmdLineOptParser.cc \
......@@ -393,7 +409,6 @@ SOURCES += \
src/comm/TCPLink.cc \
src/comm/UDPLink.cc \
src/GAudioOutput.cc \
src/input/JoystickInput.cc \
src/LogCompressor.cc \
src/main.cc \
src/QGC.cc \
......@@ -418,7 +433,6 @@ SOURCES += \
src/uas/UASParameterCommsMgr.cc \
src/uas/UASParameterDataModel.cc \
src/uas/UASWaypointManager.cc \
src/ui/CameraView.cc \
src/ui/configuration/ApmHighlighter.cc \
src/ui/configuration/console.cpp \
src/ui/configuration/SerialSettingsDialog.cc \
......@@ -437,9 +451,6 @@ SOURCES += \
src/ui/HDDisplay.cc \
src/ui/HSIDisplay.cc \
src/ui/HUD.cc \
src/ui/JoystickAxis.cc \
src/ui/JoystickButton.cc \
src/ui/JoystickWidget.cc \
src/ui/linechart/ChartPlot.cc \
src/ui/linechart/IncrementalPlot.cc \
src/ui/linechart/LinechartPlot.cc \
......@@ -513,6 +524,15 @@ SOURCES += \
src/ViewWidgets/ViewWidgetController.cc \
src/Waypoint.cc \
!AndroidBuild {
SOURCES += \
src/input/JoystickInput.cc \
src/ui/JoystickAxis.cc \
src/ui/JoystickButton.cc \
src/ui/JoystickWidget.cc \
src/ui/CameraView.cc
}
#
# Unit Test specific configuration goes here
#
......@@ -524,6 +544,11 @@ SOURCES += \
DebugBuild|WindowsDebugAndRelease {
HEADERS += src/QmlControls/QmlTestWidget.h
SOURCES += src/QmlControls/QmlTestWidget.cc
!AndroidBuild {
INCLUDEPATH += \
src/qgcunittest
......@@ -550,7 +575,6 @@ HEADERS += \
src/qgcunittest/MockLinkMissionItemHandler.h \
src/qgcunittest/PX4RCCalibrationTest.h \
src/qgcunittest/UnitTest.h \
src/QmlControls/QmlTestWidget.h \
src/VehicleSetup/SetupViewTest.h \
SOURCES += \
......@@ -575,10 +599,10 @@ SOURCES += \
src/qgcunittest/MockLinkMissionItemHandler.cc \
src/qgcunittest/PX4RCCalibrationTest.cc \
src/qgcunittest/UnitTest.cc \
src/QmlControls/QmlTestWidget.cc \
src/VehicleSetup/SetupViewTest.cc \
}
} # DebugBuild|WindowsDebugAndRelease
} # AndroidBuild
#
# AutoPilot Plugin Support
......@@ -658,3 +682,26 @@ SOURCES += \
src/FactSystem/FactSystem.cc \
src/FactSystem/FactValidator.cc \
src/FactSystem/ParameterLoader.cc \
# Android
AndroidBuild {
include($$PWD/libs/qtandroidserialport/src/qtandroidserialport.pri)
message("Adding Serial Java Classes")
QT += androidextras
ANDROID_PACKAGE_SOURCE_DIR = $$PWD/android
OTHER_FILES += \
$$PWD/android/AndroidManifest.xml \
$$PWD/android/res/xml/device_filter.xml \
$$PWD/android/src/com/hoho/android/usbserial/driver/CdcAcmSerialDriver.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/CommonUsbSerialDriver.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/Cp2102SerialDriver.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/FtdiSerialDriver.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/ProlificSerialDriver.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/UsbId.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/UsbSerialDriver.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/UsbSerialProber.java \
$$PWD/android/src/com/hoho/android/usbserial/driver/UsbSerialRuntimeException.java \
$$PWD/android/src/org/qgroundcontrol/qgchelper/UsbDeviceJNI.java \
$$PWD/android/src/org/qgroundcontrol/qgchelper/UsbIoManager.java
}
QGCCommon.pri
View file @ 59ad9be7
......@@ -30,6 +30,10 @@ linux {
linux-g++ | linux-g++-64 {
message("Linux build")
CONFIG += LinuxBuild
} else : android-g++ {
message("Android build")
CONFIG += AndroidBuild
warning("Android build is experimental and not fully functional")
} else {
error("Unsuported Linux toolchain, only GCC 32- or 64-bit is supported")
}
......
QGCSetup.pri
View file @ 59ad9be7
......@@ -19,6 +19,10 @@
QMAKE_POST_LINK += echo "Copying files"
AndroidBuild {
INSTALLS += $$DESTDIR
}
#
# Copy the application resources to the associated place alongside the application
#
......@@ -40,8 +44,10 @@ WindowsBuild {
BASEDIR_COPY_RESOURCE_LIST = $$replace(BASEDIR,"/","\\")
QMAKE_POST_LINK += $$escape_expand(\\n) $$QMAKE_COPY_DIR \"$$BASEDIR_COPY_RESOURCE_LIST\\flightgear\" \"$$DESTDIR_COPY_RESOURCE_LIST\\flightgear\"
} else {
# Make sure to keep both side of this if using the same set of directories
QMAKE_POST_LINK += && $$QMAKE_COPY_DIR $$BASEDIR/flightgear $$DESTDIR_COPY_RESOURCE_LIST
!AndroidBuild {
# Make sure to keep both sides of this if using the same set of directories
QMAKE_POST_LINK += && $$QMAKE_COPY_DIR $$BASEDIR/flightgear $$DESTDIR_COPY_RESOURCE_LIST
}
}
#
......
android/AndroidManifest.xml 0 → 100644
View file @ 59ad9be7
<?xml version="1.0"?>
<manifest package="org.qgroundcontrol" xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="2.3.0" android:versionCode="2" android:installLocation="auto">
<application android:hardwareAccelerated="true" android:name="org.qtproject.qt5.android.bindings.QtApplication" android:label="-- %%INSERT_APP_NAME%% --" android:icon="@drawable/icon">
<activity android:configChanges="orientation|uiMode|screenLayout|screenSize|smallestScreenSize|locale|fontScale|keyboard|keyboardHidden|navigation" android:name="org.qgroundcontrol.qgchelper.UsbDeviceJNI" android:label="-- %%INSERT_APP_NAME%% --" android:screenOrientation="reverseLandscape" android:launchMode="singleTask">
<intent-filter>
<action android:name="android.intent.action.MAIN"/>
<category android:name="android.intent.category.LAUNCHER"/>
<action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"/>
<action android:name="android.hardware.usb.action.USB_DEVICE_DETACHED"/>
</intent-filter>
<!-- Needed to keep working while 'asleep' -->
<uses-permission android:name="android.permission.WAKE_LOCK"/>
<!-- Support devices without USB host mode since there are other connection types -->
<uses-feature android:name="android.hardware.usb.host" android:required="false"/>
<meta-data android:resource="@xml/device_filter" android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"/>
<meta-data android:resource="@xml/device_filter" android:name="android.hardware.usb.action.USB_DEVICE_DETACHED"/>
<!-- Rest of Standard Manifest -->
<meta-data android:name="android.app.lib_name" android:value="-- %%INSERT_APP_LIB_NAME%% --"/>
<meta-data android:name="android.app.qt_sources_resource_id" android:resource="@array/qt_sources"/>
<meta-data android:name="android.app.repository" android:value="default"/>
<meta-data android:name="android.app.qt_libs_resource_id" android:resource="@array/qt_libs"/>
<meta-data android:name="android.app.bundled_libs_resource_id" android:resource="@array/bundled_libs"/>
<!-- Deploy Qt libs as part of package -->
<meta-data android:name="android.app.bundle_local_qt_libs" android:value="-- %%BUNDLE_LOCAL_QT_LIBS%% --"/>
<meta-data android:name="android.app.bundled_in_lib_resource_id" android:resource="@array/bundled_in_lib"/>
<meta-data android:name="android.app.bundled_in_assets_resource_id" android:resource="@array/bundled_in_assets"/>
<!-- Run with local libs -->
<meta-data android:name="android.app.use_local_qt_libs" android:value="-- %%USE_LOCAL_QT_LIBS%% --"/>
<meta-data android:name="android.app.libs_prefix" android:value="/data/local/tmp/qt/"/>
<meta-data android:name="android.app.load_local_libs" android:value="-- %%INSERT_LOCAL_LIBS%% --"/>
<meta-data android:name="android.app.load_local_jars" android:value="-- %%INSERT_LOCAL_JARS%% --"/>
<meta-data android:name="android.app.static_init_classes" android:value="-- %%INSERT_INIT_CLASSES%% --"/>
<!-- Messages maps -->
<meta-data android:value="@string/ministro_not_found_msg" android:name="android.app.ministro_not_found_msg"/>
<meta-data android:value="@string/ministro_needed_msg" android:name="android.app.ministro_needed_msg"/>
<meta-data android:value="@string/fatal_error_msg" android:name="android.app.fatal_error_msg"/>
<!-- Messages maps -->
<!-- Splash screen -->
<!--
<meta-data android:name="android.app.splash_screen_drawable" android:resource="@drawable/logo"/>
-->
<!-- Splash screen -->
<!-- Background running -->
<!-- Warning: changing this value to true may cause unexpected crashes if the
application still try to draw after
"applicationStateChanged(Qt::ApplicationSuspended)"
signal is sent! -->
<meta-data android:name="android.app.background_running" android:value="false"/>
<!-- Background running -->
</activity>
</application>
<uses-sdk android:minSdkVersion="19" android:targetSdkVersion="19"/>
<supports-screens android:largeScreens="true" android:normalScreens="true" android:anyDensity="true" android:smallScreens="true"/>
<!-- The following comment will be replaced upon deployment with default permissions based on the dependencies of the application.
Remove the comment if you do not require these default permissions. -->
<!-- %%INSERT_PERMISSIONS -->
<!-- The following comment will be replaced upon deployment with default features based on the dependencies of the application.
Remove the comment if you do not require these default features. -->
<!-- %%INSERT_FEATURES -->
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
</manifest>
android/res/xml/device_filter.xml 0 → 100644
View file @ 59ad9be7
<?xml version="1.0" encoding="utf-8"?>
<resources>
<!-- Everything -->
<usb-device />
<!-- 0x26AC / 0x11: PX4 FMU Pixhawk -->
<!--
<usb-device vendor-id="9900" product-id="17" />
-->
<!-- 0x0403 / 0x6001: FTDI FT232R UART -->
<!--
<usb-device vendor-id="1027" product-id="24577" />
-->
<!-- 0x0403 / 0x6015: FTDI FT231X -->
<!--
<usb-device vendor-id="1027" product-id="24597" />
-->
<!-- 0x2341 / Arduino -->
<!--
<usb-device vendor-id="9025" />
-->
<!-- 0x16C0 / 0x0483: Teensyduino -->
<!--
<usb-device vendor-id="5824" product-id="1155" />
-->
<!-- 0x10C4 / 0xEA60: CP210x UART Bridge -->
<!--
<usb-device vendor-id="4292" product-id="60000" />
-->
<!-- 0x067B / 0x2303: Prolific PL2303 -->
<!--
<usb-device vendor-id="1659" product-id="8963" />
-->
</resources>
android/src/com/hoho/android/usbserial/driver/CdcAcmSerialDriver.java 0 → 100644
View file @ 59ad9be7
package com.hoho.android.usbserial.driver;
import android.hardware.usb.UsbConstants;
import android.hardware.usb.UsbDevice;
import android.hardware.usb.UsbDeviceConnection;
import android.hardware.usb.UsbEndpoint;
import android.hardware.usb.UsbInterface;
import android.util.Log;
import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* USB CDC/ACM serial driver implementation.
*
* @author mike wakerly (opensource@hoho.com)
* @see <a
* href="http://www.usb.org/developers/devclass_docs/usbcdc11.pdf">Universal
* Serial Bus Class Definitions for Communication Devices, v1.1</a>
*/
public class CdcAcmSerialDriver extends CommonUsbSerialDriver {
private final String TAG = CdcAcmSerialDriver.class.getSimpleName();
private UsbInterface mControlInterface;
private UsbInterface mDataInterface;
private UsbEndpoint mControlEndpoint;
private UsbEndpoint mReadEndpoint;
private UsbEndpoint mWriteEndpoint;
private boolean mRts = false;
private boolean mDtr = false;
private static final int USB_RECIP_INTERFACE = 0x01;
private static final int USB_RT_ACM = UsbConstants.USB_TYPE_CLASS | USB_RECIP_INTERFACE;
private static final int SET_LINE_CODING = 0x20; // USB CDC 1.1 section 6.2
private static final int GET_LINE_CODING = 0x21;
private static final int SET_CONTROL_LINE_STATE = 0x22;
private static final int SEND_BREAK = 0x23;
public CdcAcmSerialDriver(UsbDevice device, UsbDeviceConnection connection) {
super(device, connection);
}
@Override
public void open() throws IOException {
Log.d(TAG, "claiming interfaces, count=" + mDevice.getInterfaceCount());
Log.d(TAG, "Claiming control interface.");
mControlInterface = mDevice.getInterface(0);
Log.d(TAG, "Control iface=" + mControlInterface);
// class should be USB_CLASS_COMM
if (!mConnection.claimInterface(mControlInterface, true)) {
throw new IOException("Could not claim control interface.");
}
mControlEndpoint = mControlInterface.getEndpoint(0);
Log.d(TAG, "Control endpoint direction: " + mControlEndpoint.getDirection());
Log.d(TAG, "Claiming data interface.");
mDataInterface = mDevice.getInterface(1);
Log.d(TAG, "data iface=" + mDataInterface);
// class should be USB_CLASS_CDC_DATA
if (!mConnection.claimInterface(mDataInterface, true)) {
throw new IOException("Could not claim data interface.");
}
mReadEndpoint = mDataInterface.getEndpoint(1);
Log.d(TAG, "Read endpoint direction: " + mReadEndpoint.getDirection());
mWriteEndpoint = mDataInterface.getEndpoint(0);
Log.d(TAG, "Write endpoint direction: " + mWriteEndpoint.getDirection());
}
private int sendAcmControlMessage(int request, int value, byte[] buf) {
return mConnection.controlTransfer(
USB_RT_ACM, request, value, 0, buf, buf != null ? buf.length : 0, 5000);
}
@Override
public void close() throws IOException {
mConnection.close();
}
@Override
public int read(byte[] dest, int timeoutMillis) throws IOException {
final int numBytesRead;
synchronized (mReadBufferLock) {
int readAmt = Math.min(dest.length, mReadBuffer.length);
numBytesRead = mConnection.bulkTransfer(mReadEndpoint, mReadBuffer, readAmt,
timeoutMillis);
if (numBytesRead < 0) {
// This sucks: we get -1 on timeout, not 0 as preferred.
// We *should* use UsbRequest, except it has a bug/api oversight
// where there is no way to determine the number of bytes read
// in response :\ -- http://b.android.com/28023
return 0;
}
System.arraycopy(mReadBuffer, 0, dest, 0, numBytesRead);
}
return numBytesRead;
}
@Override
public int write(byte[] src, int timeoutMillis) throws IOException {
// TODO(mikey): Nearly identical to FtdiSerial write. Refactor.
int offset = 0;
while (offset < src.length) {
final int writeLength;
final int amtWritten;
synchronized (mWriteBufferLock) {
final byte[] writeBuffer;
writeLength = Math.min(src.length - offset, mWriteBuffer.length);
if (offset == 0) {
writeBuffer = src;
} else {
// bulkTransfer does not support offsets, make a copy.
System.arraycopy(src, offset, mWriteBuffer, 0, writeLength);
writeBuffer = mWriteBuffer;
}
amtWritten = mConnection.bulkTransfer(mWriteEndpoint, writeBuffer, writeLength,
timeoutMillis);
}
if (amtWritten <= 0) {
throw new IOException("Error writing " + writeLength
+ " bytes at offset " + offset + " length=" + src.length);
}
//Log.d(TAG, "Wrote amt=" + amtWritten + " attempted=" + writeLength);
offset += amtWritten;
}
return offset;
}
@Override
public void setParameters(int baudRate, int dataBits, int stopBits, int parity) {
byte stopBitsByte;
switch (stopBits) {
case STOPBITS_1: stopBitsByte = 0; break;
case STOPBITS_1_5: stopBitsByte = 1; break;
case STOPBITS_2: stopBitsByte = 2; break;
default: throw new IllegalArgumentException("Bad value for stopBits: " + stopBits);
}
byte parityBitesByte;
switch (parity) {
case PARITY_NONE: parityBitesByte = 0; break;
case PARITY_ODD: parityBitesByte = 1; break;
case PARITY_EVEN: parityBitesByte = 2; break;
case PARITY_MARK: parityBitesByte = 3; break;
case PARITY_SPACE: parityBitesByte = 4; break;
default: throw new IllegalArgumentException("Bad value for parity: " + parity);
}
byte[] msg = {
(byte) ( baudRate & 0xff),
(byte) ((baudRate >> 8 ) & 0xff),
(byte) ((baudRate >> 16) & 0xff),
(byte) ((baudRate >> 24) & 0xff),
stopBitsByte,
parityBitesByte,
(byte) dataBits};
sendAcmControlMessage(SET_LINE_CODING, 0, msg);
}
@Override
public boolean getCD() throws IOException {
return false; // TODO
}
@Override
public boolean getCTS() throws IOException {
return false; // TODO
}
@Override
public boolean getDSR() throws IOException {
return false; // TODO
}
@Override
public boolean getDTR() throws IOException {
return mDtr;
}
@Override
public void setDTR(boolean value) throws IOException {
mDtr = value;
setDtrRts();
}
@Override
public boolean getRI() throws IOException {
return false; // TODO
}
@Override
public boolean getRTS() throws IOException {
return mRts;
}
@Override
public void setRTS(boolean value) throws IOException {
mRts = value;
setDtrRts();
}
private void setDtrRts() {
int value = (mRts ? 0x2 : 0) | (mDtr ? 0x1 : 0);
sendAcmControlMessage(SET_CONTROL_LINE_STATE, value, null);
}
public static Map<Integer, int[]> getSupportedDevices() {
final Map<Integer, int[]> supportedDevices = new LinkedHashMap<Integer, int[]>();
supportedDevices.put(Integer.valueOf(UsbId.VENDOR_ARDUINO),
new int[] {
UsbId.ARDUINO_UNO,
UsbId.ARDUINO_UNO_R3,
UsbId.ARDUINO_MEGA_2560,
UsbId.ARDUINO_MEGA_2560_R3,
UsbId.ARDUINO_SERIAL_ADAPTER,
UsbId.ARDUINO_SERIAL_ADAPTER_R3,
UsbId.ARDUINO_MEGA_ADK,
UsbId.ARDUINO_MEGA_ADK_R3,
UsbId.ARDUINO_LEONARDO,
});
supportedDevices.put(Integer.valueOf(UsbId.VENDOR_VAN_OOIJEN_TECH),
new int[] {
UsbId.VAN_OOIJEN_TECH_TEENSYDUINO_SERIAL,
});
supportedDevices.put(Integer.valueOf(UsbId.VENDOR_ATMEL),
new int[] {
UsbId.ATMEL_LUFA_CDC_DEMO_APP,
});
supportedDevices.put(Integer.valueOf(UsbId.VENDOR_LEAFLABS),
new int[] {
UsbId.LEAFLABS_MAPLE,
});
supportedDevices.put(Integer.valueOf(UsbId.VENDOR_PX4),
new int[] {
UsbId.DEVICE_PX4FMU,
});
return supportedDevices;
}
}
android/src/com/hoho/android/usbserial/driver/CommonUsbSerialDriver.java 0 → 100644
View file @ 59ad9be7
/* Copyright 2013 Google Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* Project home page: http://code.google.com/p/usb-serial-for-android/
*/
package com.hoho.android.usbserial.driver;
import android.hardware.usb.UsbDevice;
import android.hardware.usb.UsbDeviceConnection;
import java.io.IOException;
/**
* A base class shared by several driver implementations.
*
* @author mike wakerly (opensource@hoho.com)
*/
abstract class CommonUsbSerialDriver implements UsbSerialDriver {
public static final int DEFAULT_READ_BUFFER_SIZE = 16 * 1024;
public static final int DEFAULT_WRITE_BUFFER_SIZE = 16 * 1024;
protected final UsbDevice mDevice;
protected final UsbDeviceConnection mConnection;
protected final Object mReadBufferLock = new Object();
protected final Object mWriteBufferLock = new Object();
/** Internal read buffer. Guarded by {@link #mReadBufferLock}. */
protected byte[] mReadBuffer;
/** Internal write buffer. Guarded by {@link #mWriteBufferLock}. */
protected byte[] mWriteBuffer;
public CommonUsbSerialDriver(UsbDevice device, UsbDeviceConnection connection) {
mDevice = device;
mConnection = connection;
mReadBuffer = new byte[DEFAULT_READ_BUFFER_SIZE];
mWriteBuffer = new byte[DEFAULT_WRITE_BUFFER_SIZE];
}
/**
* Returns the currently-bound USB device.
*
* @return the device
*/
@Override
public final UsbDevice getDevice() {
return mDevice;
}
/**
* Returns the currently-bound USB device connection.
*
* @return the device connection
*/
@Override
public final UsbDeviceConnection getDeviceConnection() {
return mConnection;
}
/**
* Sets the size of the internal buffer used to exchange data with the USB
* stack for read operations. Most users should not need to change this.
*
* @param bufferSize the size in bytes
*/
public final void setReadBufferSize(int bufferSize) {
synchronized (mReadBufferLock) {
if (bufferSize == mReadBuffer.length) {
return;
}
mReadBuffer = new byte[bufferSize];
}
}
/**
* Sets the size of the internal buffer used to exchange data with the USB
* stack for write operations. Most users should not need to change this.
*
* @param bufferSize the size in bytes
*/