121 lines
3.8 KiB
C++
121 lines
3.8 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_HARDWARE_CONTEXTHUB_V1_0_CONTEXTHUB_H_
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#define ANDROID_HARDWARE_CONTEXTHUB_V1_0_CONTEXTHUB_H_
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#include <unordered_map>
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#include <android-base/macros.h>
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#include <android/hardware/contexthub/1.0/IContexthub.h>
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#include <hardware/context_hub.h>
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namespace android {
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namespace hardware {
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namespace contexthub {
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namespace V1_0 {
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namespace implementation {
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struct Contexthub : public ::android::hardware::contexthub::V1_0::IContexthub {
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Contexthub();
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Return<void> getHubs(getHubs_cb _hidl_cb) override;
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Return<Result> registerCallback(uint32_t hubId,
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const sp<IContexthubCallback> &cb) override;
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Return<Result> sendMessageToHub(uint32_t hubId,
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const ContextHubMsg &msg) override;
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Return<Result> loadNanoApp(uint32_t hubId,
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const NanoAppBinary& appBinary,
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uint32_t transactionId) override;
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Return<Result> unloadNanoApp(uint32_t hubId,
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uint64_t appId,
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uint32_t transactionId) override;
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Return<Result> enableNanoApp(uint32_t hubId,
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uint64_t appId,
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uint32_t transactionId) override;
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Return<Result> disableNanoApp(uint32_t hubId,
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uint64_t appId,
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uint32_t transactionId) override;
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Return<Result> queryApps(uint32_t hubId) override;
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Return<Result> reboot(uint32_t hubId);
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bool isInitialized();
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private:
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struct CachedHubInformation{
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struct hub_app_name_t osAppName;
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sp<IContexthubCallback> callback;
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};
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class DeathRecipient : public hidl_death_recipient {
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public:
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DeathRecipient(const sp<Contexthub> contexthub);
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void serviceDied(
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uint64_t cookie,
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const wp<::android::hidl::base::V1_0::IBase>& who) override;
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private:
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sp<Contexthub> mContexthub;
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};
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status_t mInitCheck;
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const struct context_hub_module_t *mContextHubModule;
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std::unordered_map<uint32_t, CachedHubInformation> mCachedHubInfo;
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sp<DeathRecipient> mDeathRecipient;
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bool mIsTransactionPending;
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uint32_t mTransactionId;
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bool isValidHubId(uint32_t hubId);
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sp<IContexthubCallback> getCallBackForHubId(uint32_t hubId);
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int handleOsMessage(sp<IContexthubCallback> cb,
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uint32_t msgType,
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const uint8_t *msg,
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int msgLen);
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// Handle the case where the callback registered for the given hub ID dies
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void handleServiceDeath(uint32_t hubId);
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static int contextHubCb(uint32_t hubId,
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const struct hub_message_t *rxMsg,
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void *cookie);
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bool setOsAppAsDestination(hub_message_t *msg, int hubId);
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DISALLOW_COPY_AND_ASSIGN(Contexthub);
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};
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extern "C" IContexthub *HIDL_FETCH_IContexthub(const char *name);
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} // namespace implementation
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} // namespace V1_0
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} // namespace contexthub
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_CONTEXTHUB_V1_0_CONTEXTHUB_H_
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