You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
105 lines
3.6 KiB
105 lines
3.6 KiB
/*
|
|
* Copyright 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.
|
|
*/
|
|
|
|
#ifndef ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_TRUSTY_CONFIRMATIONUI_H
|
|
#define ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_TRUSTY_CONFIRMATIONUI_H
|
|
|
|
#include <android/hardware/confirmationui/1.0/IConfirmationUI.h>
|
|
#include <android/hardware/keymaster/4.0/types.h>
|
|
#include <hidl/Status.h>
|
|
|
|
#include <atomic>
|
|
#include <condition_variable>
|
|
#include <memory>
|
|
#include <mutex>
|
|
#include <teeui/generic_messages.h>
|
|
#include <thread>
|
|
|
|
#include "TrustyApp.h"
|
|
|
|
namespace android {
|
|
namespace hardware {
|
|
namespace confirmationui {
|
|
namespace V1_0 {
|
|
namespace implementation {
|
|
|
|
using ::android::sp;
|
|
using ::android::hardware::hidl_array;
|
|
using ::android::hardware::hidl_string;
|
|
using ::android::hardware::hidl_vec;
|
|
using ::android::hardware::Return;
|
|
using ::android::hardware::Void;
|
|
|
|
using ::android::trusty::confirmationui::TrustyApp;
|
|
|
|
class TrustyConfirmationUI : public IConfirmationUI {
|
|
public:
|
|
TrustyConfirmationUI();
|
|
virtual ~TrustyConfirmationUI();
|
|
// Methods from ::android::hardware::confirmationui::V1_0::IConfirmationUI
|
|
// follow.
|
|
Return<ResponseCode> promptUserConfirmation(const sp<IConfirmationResultCallback>& resultCB,
|
|
const hidl_string& promptText,
|
|
const hidl_vec<uint8_t>& extraData,
|
|
const hidl_string& locale,
|
|
const hidl_vec<UIOption>& uiOptions) override;
|
|
Return<ResponseCode> deliverSecureInputEvent(
|
|
const ::android::hardware::keymaster::V4_0::HardwareAuthToken& secureInputToken) override;
|
|
Return<void> abort() override;
|
|
|
|
private:
|
|
std::weak_ptr<TrustyApp> app_;
|
|
std::thread callback_thread_;
|
|
|
|
enum class ListenerState : uint32_t {
|
|
None,
|
|
Starting,
|
|
SetupDone,
|
|
Interactive,
|
|
Terminating,
|
|
};
|
|
|
|
/*
|
|
* listener_state is protected by listener_state_lock. It makes transitions between phases
|
|
* of the confirmation operation atomic.
|
|
* (See TrustyConfirmationUI.cpp#promptUserConfirmation_ for details about operation phases)
|
|
*/
|
|
ListenerState listener_state_;
|
|
/*
|
|
* abort_called_ is also protected by listener_state_lock_ and indicates that the HAL user
|
|
* called abort.
|
|
*/
|
|
bool abort_called_;
|
|
std::mutex listener_state_lock_;
|
|
std::condition_variable listener_state_condv_;
|
|
ResponseCode prompt_result_;
|
|
bool secureInputDelivered_;
|
|
|
|
std::tuple<teeui::ResponseCode, teeui::MsgVector<uint8_t>, teeui::MsgVector<uint8_t>>
|
|
promptUserConfirmation_(const teeui::MsgString& promptText,
|
|
const teeui::MsgVector<uint8_t>& extraData,
|
|
const teeui::MsgString& locale,
|
|
const teeui::MsgVector<teeui::UIOption>& uiOptions);
|
|
};
|
|
|
|
} // namespace implementation
|
|
} // namespace V1_0
|
|
} // namespace confirmationui
|
|
} // namespace hardware
|
|
} // namespace android
|
|
|
|
#endif // ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_TRUSTY_CONFIRMATIONUI_H
|