Add Tuner AIDL default implementation

Bug: 191825295
Test: make and run VtsHalTvTunerTargetTest
Change-Id: I781f67424ca1890f038160a4fda660507ab9e916
diff --git a/tv/tuner/aidl/default/Lnb.cpp b/tv/tuner/aidl/default/Lnb.cpp
new file mode 100644
index 0000000..35d2da6
--- /dev/null
+++ b/tv/tuner/aidl/default/Lnb.cpp
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2021 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.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "android.hardware.tv.tuner-service.example-Lnb"
+
+#include "Lnb.h"
+#include <utils/Log.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+
+Lnb::Lnb() {}
+
+Lnb::Lnb(int id) {
+    mId = id;
+}
+
+Lnb::~Lnb() {}
+
+::ndk::ScopedAStatus Lnb::setCallback(const std::shared_ptr<ILnbCallback>& /* in_callback */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus Lnb::setVoltage(LnbVoltage /* in_voltage */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus Lnb::setTone(LnbTone /* in_tone */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus Lnb::setSatellitePosition(LnbPosition /* in_position */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus Lnb::sendDiseqcMessage(const std::vector<uint8_t>& /* in_diseqcMessage */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus Lnb::close() {
+    ALOGV("%s", __FUNCTION__);
+
+    return ::ndk::ScopedAStatus::ok();
+}
+
+int Lnb::getId() {
+    return mId;
+}
+
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl