abd86f8f98
And fix namespaces. Bug: 174402999 Test: m Change-Id: I54dcc92d8c153d0fa2b10b2679a9a871699de8b1
104 lines
3.6 KiB
C++
104 lines
3.6 KiB
C++
/*
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* Copyright 2020, 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_CONFIRMATIONUI_V1_0_TRUSTY_CONFIRMATIONUI_H
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#define ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_TRUSTY_CONFIRMATIONUI_H
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#include <android/hardware/confirmationui/1.0/IConfirmationUI.h>
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#include <android/hardware/keymaster/4.0/types.h>
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#include <hidl/Status.h>
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#include <atomic>
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#include <condition_variable>
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#include <memory>
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#include <mutex>
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#include <teeui/generic_messages.h>
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#include <thread>
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#include "TrustyApp.h"
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namespace android {
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namespace hardware {
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namespace confirmationui {
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namespace V1_0 {
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namespace implementation {
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using ::android::sp;
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using ::android::hardware::hidl_array;
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using ::android::hardware::hidl_string;
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using ::android::hardware::hidl_vec;
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using ::android::hardware::Return;
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using ::android::hardware::Void;
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using ::android::trusty::confirmationui::TrustyApp;
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class TrustyConfirmationUI : public IConfirmationUI {
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public:
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TrustyConfirmationUI();
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virtual ~TrustyConfirmationUI();
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// Methods from ::android::hardware::confirmationui::V1_0::IConfirmationUI
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// follow.
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Return<ResponseCode> promptUserConfirmation(const sp<IConfirmationResultCallback>& resultCB,
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const hidl_string& promptText,
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const hidl_vec<uint8_t>& extraData,
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const hidl_string& locale,
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const hidl_vec<UIOption>& uiOptions) override;
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Return<ResponseCode> deliverSecureInputEvent(
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const ::android::hardware::keymaster::V4_0::HardwareAuthToken& secureInputToken) override;
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Return<void> abort() override;
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private:
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std::weak_ptr<TrustyApp> app_;
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std::thread callback_thread_;
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enum class ListenerState : uint32_t {
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None,
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Starting,
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SetupDone,
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Interactive,
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Terminating,
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};
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/*
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* listener_state is protected by listener_state_lock. It makes transitions between phases
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* of the confirmation operation atomic.
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* (See TrustyConfirmationUI.cpp#promptUserConfirmation_ for details about operation phases)
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*/
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ListenerState listener_state_;
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/*
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* abort_called_ is also protected by listener_state_lock_ and indicates that the HAL user
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* called abort.
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*/
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bool abort_called_;
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std::mutex listener_state_lock_;
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std::condition_variable listener_state_condv_;
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ResponseCode prompt_result_;
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bool secureInputDelivered_;
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std::tuple<teeui::ResponseCode, teeui::MsgVector<uint8_t>, teeui::MsgVector<uint8_t>>
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promptUserConfirmation_(const teeui::MsgString& promptText,
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const teeui::MsgVector<uint8_t>& extraData,
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const teeui::MsgString& locale,
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const teeui::MsgVector<teeui::UIOption>& uiOptions);
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};
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} // namespace implementation
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} // namespace V1_0
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} // namespace confirmationui
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_TRUSTY_CONFIRMATIONUI_H
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