Add connectability module

/*

 * Copyright 2019 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.

 */

#define LOG_TAG "neighbor2"

#include <memory>

#include "hci/hci_layer.h"

#include "hci/hci_packets.h"

#include "module.h"

#include "neighbor/connectability.h"

#include "neighbor/scan.h"

#include "os/handler.h"

#include "os/log.h"

namespace bluetooth {

namespace neighbor {

struct ConnectabilityModule::impl {

  void StartConnectability();

  void StopConnectability();

  bool IsConnectable() const;

  void Start();

  void Stop();

  impl(ConnectabilityModule& connectability_module);

 private:

  ConnectabilityModule& module_;

  neighbor::ScanModule* scan_module_;

};

const ModuleFactory neighbor::ConnectabilityModule::Factory =

    ModuleFactory([]() { return new ConnectabilityModule(); });

neighbor::ConnectabilityModule::impl::impl(neighbor::ConnectabilityModule& module) : module_(module) {}

void neighbor::ConnectabilityModule::impl::StartConnectability() {

  scan_module_->SetPageScan();

}

void neighbor::ConnectabilityModule::impl::StopConnectability() {

  scan_module_->ClearPageScan();

}

bool neighbor::ConnectabilityModule::impl::IsConnectable() const {

  return scan_module_->IsPageEnabled();

}

void neighbor::ConnectabilityModule::impl::Start() {

  scan_module_ = module_.GetDependency<neighbor::ScanModule>();

}

void neighbor::ConnectabilityModule::impl::Stop() {}

neighbor::ConnectabilityModule::ConnectabilityModule() : pimpl_(std::make_unique<impl>(*this)) {}

neighbor::ConnectabilityModule::~ConnectabilityModule() {

  pimpl_.reset();

}

void neighbor::ConnectabilityModule::StartConnectability() {

  pimpl_->StartConnectability();

}

void neighbor::ConnectabilityModule::StopConnectability() {

  pimpl_->StopConnectability();

}

bool neighbor::ConnectabilityModule::IsConnectable() const {

  return pimpl_->IsConnectable();

}

/**

 * Module stuff

 */

void neighbor::ConnectabilityModule::ListDependencies(ModuleList* list) {

  list->add<neighbor::ScanModule>();

}

void neighbor::ConnectabilityModule::Start() {

  pimpl_->Start();

}

void neighbor::ConnectabilityModule::Stop() {

  pimpl_->Stop();

}

}  // namespace neighbor

}  // namespace bluetooth

/*

 * Copyright 2019 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.

 */

#pragma once

#include <memory>

#include "module.h"

namespace bluetooth {

namespace neighbor {

class ConnectabilityModule : public bluetooth::Module {

 public:

  void StartConnectability();

  void StopConnectability();

  bool IsConnectable() const;

  ConnectabilityModule();

  ~ConnectabilityModule();

  static const ModuleFactory Factory;

 protected:

  void ListDependencies(ModuleList* list) override;

  void Start() override;

  void Stop() override;

 private:

  struct impl;

  std::unique_ptr<impl> pimpl_;

  DISALLOW_COPY_AND_ASSIGN(ConnectabilityModule);

};

}  // namespace neighbor

}  // namespace bluetooth