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Diffstat (limited to 'services/java/com/android/server/HardwareService.java')
| -rwxr-xr-x | services/java/com/android/server/HardwareService.java | 510 |
1 files changed, 0 insertions, 510 deletions
diff --git a/services/java/com/android/server/HardwareService.java b/services/java/com/android/server/HardwareService.java deleted file mode 100755 index 88074c2c59ea..000000000000 --- a/services/java/com/android/server/HardwareService.java +++ /dev/null @@ -1,510 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.server; - -import com.android.internal.app.IBatteryStats; -import com.android.server.am.BatteryStatsService; - -import android.content.BroadcastReceiver; -import android.content.Context; -import android.content.Intent; -import android.content.IntentFilter; -import android.content.pm.PackageManager; -import android.os.Handler; -import android.os.Hardware; -import android.os.IHardwareService; -import android.os.Message; -import android.os.Power; -import android.os.PowerManager; -import android.os.Process; -import android.os.RemoteException; -import android.os.IBinder; -import android.os.Binder; -import android.os.SystemClock; -import android.util.Log; - -import java.util.LinkedList; -import java.util.ListIterator; - -public class HardwareService extends IHardwareService.Stub { - private static final String TAG = "HardwareService"; - - static final int LIGHT_ID_BACKLIGHT = 0; - static final int LIGHT_ID_KEYBOARD = 1; - static final int LIGHT_ID_BUTTONS = 2; - static final int LIGHT_ID_BATTERY = 3; - static final int LIGHT_ID_NOTIFICATIONS = 4; - static final int LIGHT_ID_ATTENTION = 5; - - static final int LIGHT_FLASH_NONE = 0; - static final int LIGHT_FLASH_TIMED = 1; - static final int LIGHT_FLASH_HARDWARE = 2; - - /** - * Light brightness is managed by a user setting. - */ - static final int BRIGHTNESS_MODE_USER = 0; - - /** - * Light brightness is managed by a light sensor. - */ - static final int BRIGHTNESS_MODE_SENSOR = 1; - - private final LinkedList<Vibration> mVibrations; - private Vibration mCurrentVibration; - - private boolean mAttentionLightOn; - private boolean mPulsing; - - private class Vibration implements IBinder.DeathRecipient { - private final IBinder mToken; - private final long mTimeout; - private final long mStartTime; - private final long[] mPattern; - private final int mRepeat; - - Vibration(IBinder token, long millis) { - this(token, millis, null, 0); - } - - Vibration(IBinder token, long[] pattern, int repeat) { - this(token, 0, pattern, repeat); - } - - private Vibration(IBinder token, long millis, long[] pattern, - int repeat) { - mToken = token; - mTimeout = millis; - mStartTime = SystemClock.uptimeMillis(); - mPattern = pattern; - mRepeat = repeat; - } - - public void binderDied() { - synchronized (mVibrations) { - mVibrations.remove(this); - if (this == mCurrentVibration) { - doCancelVibrateLocked(); - startNextVibrationLocked(); - } - } - } - - public boolean hasLongerTimeout(long millis) { - if (mTimeout == 0) { - // This is a pattern, return false to play the simple - // vibration. - return false; - } - if ((mStartTime + mTimeout) - < (SystemClock.uptimeMillis() + millis)) { - // If this vibration will end before the time passed in, let - // the new vibration play. - return false; - } - return true; - } - } - - HardwareService(Context context) { - // Reset the hardware to a default state, in case this is a runtime - // restart instead of a fresh boot. - vibratorOff(); - - mNativePointer = init_native(); - - mContext = context; - PowerManager pm = (PowerManager)context.getSystemService( - Context.POWER_SERVICE); - mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); - mWakeLock.setReferenceCounted(true); - - mVibrations = new LinkedList<Vibration>(); - - mBatteryStats = BatteryStatsService.getService(); - - IntentFilter filter = new IntentFilter(); - filter.addAction(Intent.ACTION_SCREEN_OFF); - context.registerReceiver(mIntentReceiver, filter); - } - - protected void finalize() throws Throwable { - finalize_native(mNativePointer); - super.finalize(); - } - - public void vibrate(long milliseconds, IBinder token) { - if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.VIBRATE) - != PackageManager.PERMISSION_GRANTED) { - throw new SecurityException("Requires VIBRATE permission"); - } - // We're running in the system server so we cannot crash. Check for a - // timeout of 0 or negative. This will ensure that a vibration has - // either a timeout of > 0 or a non-null pattern. - if (milliseconds <= 0 || (mCurrentVibration != null - && mCurrentVibration.hasLongerTimeout(milliseconds))) { - // Ignore this vibration since the current vibration will play for - // longer than milliseconds. - return; - } - Vibration vib = new Vibration(token, milliseconds); - synchronized (mVibrations) { - removeVibrationLocked(token); - doCancelVibrateLocked(); - mCurrentVibration = vib; - startVibrationLocked(vib); - } - } - - private boolean isAll0(long[] pattern) { - int N = pattern.length; - for (int i = 0; i < N; i++) { - if (pattern[i] != 0) { - return false; - } - } - return true; - } - - public void vibratePattern(long[] pattern, int repeat, IBinder token) { - if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.VIBRATE) - != PackageManager.PERMISSION_GRANTED) { - throw new SecurityException("Requires VIBRATE permission"); - } - // so wakelock calls will succeed - long identity = Binder.clearCallingIdentity(); - try { - if (false) { - String s = ""; - int N = pattern.length; - for (int i=0; i<N; i++) { - s += " " + pattern[i]; - } - Log.i(TAG, "vibrating with pattern: " + s); - } - - // we're running in the server so we can't fail - if (pattern == null || pattern.length == 0 - || isAll0(pattern) - || repeat >= pattern.length || token == null) { - return; - } - - Vibration vib = new Vibration(token, pattern, repeat); - try { - token.linkToDeath(vib, 0); - } catch (RemoteException e) { - return; - } - - synchronized (mVibrations) { - removeVibrationLocked(token); - doCancelVibrateLocked(); - if (repeat >= 0) { - mVibrations.addFirst(vib); - startNextVibrationLocked(); - } else { - // A negative repeat means that this pattern is not meant - // to repeat. Treat it like a simple vibration. - mCurrentVibration = vib; - startVibrationLocked(vib); - } - } - } - finally { - Binder.restoreCallingIdentity(identity); - } - } - - public void cancelVibrate(IBinder token) { - mContext.enforceCallingOrSelfPermission( - android.Manifest.permission.VIBRATE, - "cancelVibrate"); - - // so wakelock calls will succeed - long identity = Binder.clearCallingIdentity(); - try { - synchronized (mVibrations) { - final Vibration vib = removeVibrationLocked(token); - if (vib == mCurrentVibration) { - doCancelVibrateLocked(); - startNextVibrationLocked(); - } - } - } - finally { - Binder.restoreCallingIdentity(identity); - } - } - - public boolean getFlashlightEnabled() { - return Hardware.getFlashlightEnabled(); - } - - public void setFlashlightEnabled(boolean on) { - if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.FLASHLIGHT) - != PackageManager.PERMISSION_GRANTED && - mContext.checkCallingOrSelfPermission(android.Manifest.permission.HARDWARE_TEST) - != PackageManager.PERMISSION_GRANTED) { - throw new SecurityException("Requires FLASHLIGHT or HARDWARE_TEST permission"); - } - Hardware.setFlashlightEnabled(on); - } - - public void enableCameraFlash(int milliseconds) { - if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.CAMERA) - != PackageManager.PERMISSION_GRANTED && - mContext.checkCallingOrSelfPermission(android.Manifest.permission.HARDWARE_TEST) - != PackageManager.PERMISSION_GRANTED) { - throw new SecurityException("Requires CAMERA or HARDWARE_TEST permission"); - } - Hardware.enableCameraFlash(milliseconds); - } - - void setLightOff_UNCHECKED(int light) { - setLight_native(mNativePointer, light, 0, LIGHT_FLASH_NONE, 0, 0, 0); - } - - void setLightBrightness_UNCHECKED(int light, int brightness, int brightnessMode) { - int b = brightness & 0x000000ff; - b = 0xff000000 | (b << 16) | (b << 8) | b; - setLight_native(mNativePointer, light, b, LIGHT_FLASH_NONE, 0, 0, brightnessMode); - } - - void setLightColor_UNCHECKED(int light, int color) { - setLight_native(mNativePointer, light, color, LIGHT_FLASH_NONE, 0, 0, 0); - } - - void setLightFlashing_UNCHECKED(int light, int color, int mode, int onMS, int offMS) { - setLight_native(mNativePointer, light, color, mode, onMS, offMS, 0); - } - - public void setAttentionLight(boolean on, int color) { - // Not worthy of a permission. We shouldn't have a flashlight permission. - synchronized (this) { - mAttentionLightOn = on; - mPulsing = false; - setLight_native(mNativePointer, LIGHT_ID_ATTENTION, color, - LIGHT_FLASH_HARDWARE, on ? 3 : 0, 0, 0); - } - } - - public void pulseBreathingLight() { - synchronized (this) { - // HACK: Added at the last minute of cupcake -- design this better; - // Don't reuse the attention light -- make another one. - if (false) { - Log.d(TAG, "pulseBreathingLight mAttentionLightOn=" + mAttentionLightOn - + " mPulsing=" + mPulsing); - } - if (!mAttentionLightOn && !mPulsing) { - mPulsing = true; - setLight_native(mNativePointer, LIGHT_ID_ATTENTION, 0x00ffffff, - LIGHT_FLASH_HARDWARE, 7, 0, 0); - mH.sendMessageDelayed(Message.obtain(mH, 1), 3000); - } - } - } - - private Handler mH = new Handler() { - @Override - public void handleMessage(Message msg) { - synchronized (this) { - if (false) { - Log.d(TAG, "pulse cleanup handler firing mPulsing=" + mPulsing); - } - if (mPulsing) { - mPulsing = false; - setLight_native(mNativePointer, LIGHT_ID_ATTENTION, - mAttentionLightOn ? 0xffffffff : 0, - LIGHT_FLASH_NONE, 0, 0, 0); - } - } - } - }; - - private final Runnable mVibrationRunnable = new Runnable() { - public void run() { - synchronized (mVibrations) { - doCancelVibrateLocked(); - startNextVibrationLocked(); - } - } - }; - - // Lock held on mVibrations - private void doCancelVibrateLocked() { - if (mThread != null) { - synchronized (mThread) { - mThread.mDone = true; - mThread.notify(); - } - mThread = null; - } - vibratorOff(); - mH.removeCallbacks(mVibrationRunnable); - } - - // Lock held on mVibrations - private void startNextVibrationLocked() { - if (mVibrations.size() <= 0) { - return; - } - mCurrentVibration = mVibrations.getFirst(); - startVibrationLocked(mCurrentVibration); - } - - // Lock held on mVibrations - private void startVibrationLocked(final Vibration vib) { - if (vib.mTimeout != 0) { - vibratorOn(vib.mTimeout); - mH.postDelayed(mVibrationRunnable, vib.mTimeout); - } else { - // mThread better be null here. doCancelVibrate should always be - // called before startNextVibrationLocked or startVibrationLocked. - mThread = new VibrateThread(vib); - mThread.start(); - } - } - - // Lock held on mVibrations - private Vibration removeVibrationLocked(IBinder token) { - ListIterator<Vibration> iter = mVibrations.listIterator(0); - while (iter.hasNext()) { - Vibration vib = iter.next(); - if (vib.mToken == token) { - iter.remove(); - return vib; - } - } - // We might be looking for a simple vibration which is only stored in - // mCurrentVibration. - if (mCurrentVibration != null && mCurrentVibration.mToken == token) { - return mCurrentVibration; - } - return null; - } - - private class VibrateThread extends Thread { - final Vibration mVibration; - boolean mDone; - - VibrateThread(Vibration vib) { - mVibration = vib; - mWakeLock.acquire(); - } - - private void delay(long duration) { - if (duration > 0) { - long bedtime = SystemClock.uptimeMillis(); - do { - try { - this.wait(duration); - } - catch (InterruptedException e) { - } - if (mDone) { - break; - } - duration = duration - - SystemClock.uptimeMillis() - bedtime; - } while (duration > 0); - } - } - - public void run() { - Process.setThreadPriority(Process.THREAD_PRIORITY_URGENT_DISPLAY); - synchronized (this) { - int index = 0; - long[] pattern = mVibration.mPattern; - int len = pattern.length; - int repeat = mVibration.mRepeat; - long duration = 0; - - while (!mDone) { - // add off-time duration to any accumulated on-time duration - if (index < len) { - duration += pattern[index++]; - } - - // sleep until it is time to start the vibrator - delay(duration); - if (mDone) { - break; - } - - if (index < len) { - // read on-time duration and start the vibrator - // duration is saved for delay() at top of loop - duration = pattern[index++]; - if (duration > 0) { - HardwareService.this.vibratorOn(duration); - } - } else { - if (repeat < 0) { - break; - } else { - index = repeat; - duration = 0; - } - } - } - mWakeLock.release(); - } - synchronized (mVibrations) { - if (mThread == this) { - mThread = null; - } - if (!mDone) { - // If this vibration finished naturally, start the next - // vibration. - mVibrations.remove(mVibration); - startNextVibrationLocked(); - } - } - } - }; - - BroadcastReceiver mIntentReceiver = new BroadcastReceiver() { - public void onReceive(Context context, Intent intent) { - if (intent.getAction().equals(Intent.ACTION_SCREEN_OFF)) { - synchronized (mVibrations) { - doCancelVibrateLocked(); - mVibrations.clear(); - } - } - } - }; - - private static native int init_native(); - private static native void finalize_native(int ptr); - - private static native void setLight_native(int ptr, int light, int color, int mode, - int onMS, int offMS, int brightnessMode); - - private final Context mContext; - private final PowerManager.WakeLock mWakeLock; - - private final IBatteryStats mBatteryStats; - - volatile VibrateThread mThread; - - private int mNativePointer; - - native static void vibratorOn(long milliseconds); - native static void vibratorOff(); -} |