mirror of
https://github.com/kidfromjupiter/nearby.git
synced 2026-09-15 07:06:11 -04:00
96 lines
3.4 KiB
C++
96 lines
3.4 KiB
C++
// Copyright 2020 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 CORE_INTERNAL_BLUETOOTH_BWU_HANDLER_H_
|
|
#define CORE_INTERNAL_BLUETOOTH_BWU_HANDLER_H_
|
|
|
|
#include <string>
|
|
|
|
#include "core/internal/base_bwu_handler.h"
|
|
#include "core/internal/client_proxy.h"
|
|
#include "core/internal/mediums/mediums.h"
|
|
#include "core/internal/mediums/utils.h"
|
|
#include "platform/public/bluetooth_classic.h"
|
|
#include "platform/public/count_down_latch.h"
|
|
|
|
namespace location {
|
|
namespace nearby {
|
|
namespace connections {
|
|
|
|
// Defines the set of methods that need to be implemented to handle the
|
|
// per-Medium-specific operations needed to upgrade an EndpointChannel.
|
|
class BluetoothBwuHandler : public BaseBwuHandler {
|
|
public:
|
|
BluetoothBwuHandler(Mediums& mediums, EndpointChannelManager& channel_manager,
|
|
BwuNotifications notifications);
|
|
~BluetoothBwuHandler() override = default;
|
|
|
|
private:
|
|
constexpr static const int kServiceIdLength = 10;
|
|
|
|
// Implements BaseBwuHandler:
|
|
// Reverts any changes made to the device in the process of upgrading
|
|
// endpoints.
|
|
void Revert() override;
|
|
|
|
// Cleans up in-progress upgrades after endpoint disconnection.
|
|
void OnEndpointDisconnect(ClientProxy* client,
|
|
const std::string& endpoint_id) override {}
|
|
|
|
void OnIncomingBluetoothConnection(ClientProxy* client,
|
|
const std::string& service_id,
|
|
BluetoothSocket socket);
|
|
|
|
class BluetoothIncomingSocket : public IncomingSocket {
|
|
public:
|
|
explicit BluetoothIncomingSocket(const std::string& name,
|
|
BluetoothSocket socket)
|
|
: name_(name), socket_(socket) {}
|
|
~BluetoothIncomingSocket() override = default;
|
|
std::string ToString() override { return name_; }
|
|
void Close() override { socket_.Close(); }
|
|
|
|
private:
|
|
std::string name_;
|
|
BluetoothSocket socket_;
|
|
};
|
|
|
|
// First part of InitiateBwuForEndpoint implementation;
|
|
// returns a BWU request to remote party as byte array.
|
|
ByteArray InitializeUpgradedMediumForEndpoint(
|
|
ClientProxy* client, const std::string& service_id,
|
|
const std::string& endpoint_id) override;
|
|
|
|
// Invoked from OnBwuNegotiationFrame.
|
|
std::unique_ptr<EndpointChannel> CreateUpgradedEndpointChannel(
|
|
ClientProxy* client, const std::string& service_id,
|
|
const std::string& endpoint_id,
|
|
const UpgradePathInfo& upgrade_path_info) override;
|
|
|
|
// Returns the upgrade medium of the BwuHandler.
|
|
// @BwuHandlerThread
|
|
Medium GetUpgradeMedium() const override { return Medium::BLUETOOTH; }
|
|
|
|
Mediums& mediums_;
|
|
absl::flat_hash_set<std::string> active_service_ids_;
|
|
BluetoothRadio& bluetooth_radio_{mediums_.GetBluetoothRadio()};
|
|
BluetoothClassic& bluetooth_medium_{mediums_.GetBluetoothClassic()};
|
|
};
|
|
|
|
} // namespace connections
|
|
} // namespace nearby
|
|
} // namespace location
|
|
|
|
#endif // CORE_INTERNAL_BLUETOOTH_BWU_HANDLER_H_
|