Files
nearby/fastpair/retroactive/retroactive.h
T
Janusz Sobczak 013bf1f420 Add retroactive pairing
PiperOrigin-RevId: 531637311
2023-05-12 16:56:55 -07:00

76 lines
2.3 KiB
C++

// Copyright 2023 Google LLC
//
// 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
//
// https://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 THIRD_PARTY_NEARBY_FASTPAIR_RETROACTIVE_RETROACTIVE_H_
#define THIRD_PARTY_NEARBY_FASTPAIR_RETROACTIVE_RETROACTIVE_H_
#include <memory>
#include "fastpair/common/fast_pair_device.h"
#include "fastpair/fast_pair_controller.h"
#include "internal/platform/bluetooth_adapter.h"
#include "internal/platform/bluetooth_classic.h"
namespace nearby {
namespace fastpair {
class Retroactive {
public:
class PairingState {
public:
explicit PairingState(Retroactive* retro) : retro_(retro) {}
virtual void Enter() = 0;
virtual void Exit() = 0;
virtual ~PairingState() = default;
Retroactive* retro_;
};
enum class PairingStep {
kNone,
kNewDevicePairedOrConnected,
kOpenMessageStream,
kWaitForModelIdAndBleAddress,
kFetchAntiSpoofingKey,
kOpenGattConnection,
kSendAccountKeyToProvider,
kAskForUserConfirmation,
kUploadAccountKeyToCloud,
kSuccess,
kFailed
};
explicit Retroactive(FastPairController* controller) noexcept;
~Retroactive();
Future<absl::Status> Pair();
void SetPairingStep(PairingStep step);
void ExitPairingStep(PairingStep step);
FastPairController* controller_;
std::unique_ptr<PairingState> state_;
PairingStep pairing_step_ = PairingStep::kNone;
FastPairController::MessageStreamConnectionObserver
message_stream_connection_observer_;
FastPairController::BleAddressRotationObserver address_rotation_observer_;
FastPairController::ModelIdObserver model_id_observer_;
Future<absl::Status> pairing_result_;
Future<std::shared_ptr<FastPairDataEncryptor>> data_encryptor_;
Future<FastPairController::GattClientRef> gatt_client_;
SingleThreadExecutor executor_;
};
} // namespace fastpair
} // namespace nearby
#endif // THIRD_PARTY_NEARBY_FASTPAIR_RETROACTIVE_RETROACTIVE_H_