1 files changed, 60 insertions, 0 deletions
diff --git a/modules/sensors/dynamic_sensor/BaseSensorObject.cpp b/modules/sensors/dynamic_sensor/BaseSensorObject.cpp
new file mode 100644
index 00000000..189e87fa
--- /dev/null
+++ b/modules/sensors/dynamic_sensor/BaseSensorObject.cpp
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2017 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 "BaseSensorObject.h"
+#include "SensorEventCallback.h"
+
+#include <utils/Log.h>
+#include <cstring>
+
+namespace android {
+namespace SensorHalExt {
+
+BaseSensorObject::BaseSensorObject() : mCallback(nullptr) {
+}
+
+bool BaseSensorObject::setEventCallback(SensorEventCallback* callback) {
+    if (mCallback != nullptr) {
+        ALOGE("callback is already assigned, cannot change.");
+        return false;
+    }
+    mCallback = callback;
+    return true;
+}
+
+void BaseSensorObject::getUuid(uint8_t* uuid) const {
+    // default uuid denoting uuid feature is not supported on this sensor.
+    memset(uuid, 0, 16);
+}
+
+int BaseSensorObject::flush() {
+    static const sensors_event_t event = {
+        .type = SENSOR_TYPE_META_DATA,
+        .timestamp = TIMESTAMP_AUTO_FILL  // timestamp will be filled at dispatcher
+    };
+    generateEvent(event);
+    return 0;
+}
+
+void BaseSensorObject::generateEvent(const sensors_event_t &e) {
+    if (mCallback) {
+        mCallback->submitEvent(this, e);
+    }
+}
+
+} // namespace SensorHalExt
+} // namespace android
+