Add default (mock) Contexthub HAL 1.1 impl
Current implementation exposes a mock context hub, but with no nanoapps.
Bug: 135951924
Test: compile only (will be covered by VTS in a follow-up)
Change-Id: I7a13527f303ce1bcacac8c6be9f081b0838cdc68
diff --git a/contexthub/1.1/default/Contexthub.cpp b/contexthub/1.1/default/Contexthub.cpp
new file mode 100644
index 0000000..19cc262
--- /dev/null
+++ b/contexthub/1.1/default/Contexthub.cpp
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2020 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 "Contexthub.h"
+
+#include <vector>
+
+namespace android {
+namespace hardware {
+namespace contexthub {
+namespace V1_1 {
+namespace implementation {
+
+using ::android::hardware::contexthub::V1_0::ContextHub;
+using ::android::hardware::contexthub::V1_0::HubAppInfo;
+using ::android::hardware::contexthub::V1_0::Result;
+
+namespace {
+
+constexpr uint32_t kMockHubId = 0;
+
+} // anonymous namespace
+
+Return<void> Contexthub::getHubs(getHubs_cb _hidl_cb) {
+ ContextHub hub = {};
+ hub.name = "Mock Context Hub";
+ hub.vendor = "AOSP";
+ hub.toolchain = "n/a";
+ hub.platformVersion = 1;
+ hub.toolchainVersion = 1;
+ hub.hubId = kMockHubId;
+ hub.peakMips = 1;
+ hub.peakPowerDrawMw = 1;
+ hub.maxSupportedMsgLen = 4096;
+ hub.chrePlatformId = UINT64_C(0x476f6f6754000000);
+ hub.chreApiMajorVersion = 1;
+ hub.chreApiMinorVersion = 4;
+
+ // Report a single mock hub
+ std::vector<ContextHub> hubs;
+ hubs.push_back(hub);
+
+ _hidl_cb(hubs);
+ return Void();
+}
+
+Return<Result> Contexthub::registerCallback(uint32_t hubId, const sp<IContexthubCallback>& cb) {
+ if (hubId == kMockHubId) {
+ mCallback = cb;
+ return Result::OK;
+ }
+ return Result::BAD_PARAMS;
+}
+
+// We don't expose any nanoapps, therefore all nanoapp-related API calls return with BAD_PARAMS
+Return<Result> Contexthub::sendMessageToHub(uint32_t /*hubId*/, const ContextHubMsg& /*msg*/) {
+ return Result::BAD_PARAMS;
+}
+
+Return<Result> Contexthub::loadNanoApp(uint32_t /*hubId*/, const NanoAppBinary& /*appBinary*/,
+ uint32_t /*transactionId*/) {
+ return Result::BAD_PARAMS;
+}
+
+Return<Result> Contexthub::unloadNanoApp(uint32_t /*hubId*/, uint64_t /*appId*/,
+ uint32_t /*transactionId*/) {
+ return Result::BAD_PARAMS;
+}
+
+Return<Result> Contexthub::enableNanoApp(uint32_t /*hubId*/, uint64_t /*appId*/,
+ uint32_t /*transactionId*/) {
+ return Result::BAD_PARAMS;
+}
+
+Return<Result> Contexthub::disableNanoApp(uint32_t /*hubId*/, uint64_t /*appId*/,
+ uint32_t /*transactionId*/) {
+ return Result::BAD_PARAMS;
+}
+
+Return<Result> Contexthub::queryApps(uint32_t hubId) {
+ if (hubId == kMockHubId && mCallback != nullptr) {
+ std::vector<HubAppInfo> nanoapps;
+ mCallback->handleAppsInfo(nanoapps);
+ return Result::OK;
+ }
+ return Result::BAD_PARAMS;
+}
+
+Return<void> Contexthub::onSettingChanged(Setting /*setting*/, SettingValue /*newValue*/) {
+ return Void();
+}
+
+} // namespace implementation
+} // namespace V1_1
+} // namespace contexthub
+} // namespace hardware
+} // namespace android