1 files changed, 71 insertions, 0 deletions
diff --git a/services/sensorservice/BatteryService.h b/services/sensorservice/BatteryService.h
new file mode 100644
index 0000000..86cc884
--- /dev/null
+++ b/services/sensorservice/BatteryService.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2012 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.
+ */
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Singleton.h>
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+class BatteryService : public Singleton<BatteryService> {
+    static const int TRANSACTION_noteStartSensor = IBinder::FIRST_CALL_TRANSACTION + 3;
+    static const int TRANSACTION_noteStopSensor = IBinder::FIRST_CALL_TRANSACTION + 4;
+    static const String16 DESCRIPTOR;
+
+    friend class Singleton<BatteryService>;
+    sp<IBinder> mBatteryStatService;
+
+    BatteryService();
+    status_t noteStartSensor(int uid, int handle);
+    status_t noteStopSensor(int uid, int handle);
+
+    void enableSensorImpl(uid_t uid, int handle);
+    void disableSensorImpl(uid_t uid, int handle);
+    void cleanupImpl(uid_t uid);
+
+    struct Info {
+        uid_t uid;
+        int handle;
+        int32_t count;
+        Info()  : uid(0), handle(0), count(0) { }
+        Info(uid_t uid, int handle) : uid(uid), handle(handle), count(0) { }
+        bool operator < (const Info& rhs) const {
+            return (uid == rhs.uid) ? (handle < rhs.handle) :  (uid < rhs.uid);
+        }
+    };
+
+    Mutex mActivationsLock;
+    SortedVector<Info> mActivations;
+    bool addSensor(uid_t uid, int handle);
+    bool removeSensor(uid_t uid, int handle);
+
+public:
+    static void enableSensor(uid_t uid, int handle) {
+        BatteryService::getInstance().enableSensorImpl(uid, handle);
+    }
+    static void disableSensor(uid_t uid, int handle) {
+        BatteryService::getInstance().disableSensorImpl(uid, handle);
+    }
+    static void cleanup(uid_t uid) {
+        BatteryService::getInstance().cleanupImpl(uid);
+    }
+};
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+