unplugged-system/packages/modules/Bluetooth/tools/rootcanal/model/setup/test_model.h

144 lines
5.2 KiB
C++

/*
* Copyright 2018 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 <chrono> // for milliseconds
#include <cstddef> // for size_t
#include <functional> // for function
#include <map>
#include <memory> // for shared_ptr
#include <string> // for string
#include <vector> // for vector
#include "hci/address.h" // for Address
#include "model/devices/hci_device.h" // for HciDevice
#include "model/setup/async_manager.h" // for AsyncUserId, AsyncTaskId
#include "phy.h" // for Phy, Phy::Type
#include "phy_layer.h"
namespace rootcanal {
class Device;
using ::bluetooth::hci::Address;
class TestModel {
public:
TestModel(
std::function<AsyncUserId()> get_user_id,
std::function<AsyncTaskId(AsyncUserId, std::chrono::milliseconds,
const TaskCallback&)>
event_scheduler,
std::function<AsyncTaskId(AsyncUserId, std::chrono::milliseconds,
std::chrono::milliseconds, const TaskCallback&)>
periodic_event_scheduler,
std::function<void(AsyncUserId)> cancel_tasks_from_user,
std::function<void(AsyncTaskId)> cancel,
std::function<std::shared_ptr<Device>(const std::string&, int, Phy::Type)>
connect_to_remote,
std::array<uint8_t, 5> bluetooth_address_prefix = {0xda, 0x4c, 0x10, 0xde,
0x17});
virtual ~TestModel();
TestModel(TestModel& model) = delete;
TestModel& operator=(const TestModel& model) = delete;
void SetReuseDeviceIds(bool reuse_device_ids) {
reuse_device_ids_ = reuse_device_ids;
}
// Allow derived classes to use custom phy layer.
virtual std::unique_ptr<PhyLayer> CreatePhyLayer(PhyLayer::Identifier id,
Phy::Type type);
// Allow derived classes to use custom phy devices.
virtual std::shared_ptr<PhyDevice> CreatePhyDevice(
PhyDevice::Identifier id, std::string type,
std::shared_ptr<Device> device);
// Test model commands
PhyDevice::Identifier AddDevice(std::shared_ptr<Device> device);
void RemoveDevice(PhyDevice::Identifier id);
PhyLayer::Identifier AddPhy(Phy::Type type);
void RemovePhy(PhyLayer::Identifier id);
void AddDeviceToPhy(PhyDevice::Identifier device_id,
PhyLayer::Identifier phy_id);
void RemoveDeviceFromPhy(PhyDevice::Identifier device_id,
PhyLayer::Identifier phy_id);
// Runtime implementation.
// Handle incoming remote connections
void AddLinkLayerConnection(std::shared_ptr<Device> dev, Phy::Type phy_type);
// Add an HCI device, return its index
PhyDevice::Identifier AddHciConnection(std::shared_ptr<HciDevice> dev);
// Handle closed remote connections (both hci & link layer)
void OnConnectionClosed(PhyDevice::Identifier device_id, AsyncUserId user_id);
// Connect to a remote device
void AddRemote(const std::string& server, int port, Phy::Type phy_type);
// Set the device's Bluetooth address
void SetDeviceAddress(PhyDevice::Identifier device_id,
Address device_address);
// Let devices know about the passage of time
void Tick();
void StartTimer();
void StopTimer();
void SetTimerPeriod(std::chrono::milliseconds new_period);
// List the devices that the test knows about
const std::string& List();
// Clear all devices and phys.
void Reset();
private:
std::map<PhyLayer::Identifier, std::shared_ptr<PhyLayer>> phy_layers_;
std::map<PhyDevice::Identifier, std::shared_ptr<PhyDevice>> phy_devices_;
std::string list_string_;
// Generator for device identifiers.
PhyDevice::Identifier next_device_id_{0};
bool reuse_device_ids_{true};
// Prefix used to generate public device addresses for hosts
// connecting over TCP.
std::array<uint8_t, 5> bluetooth_address_prefix_;
// Callbacks to schedule tasks.
std::function<AsyncUserId()> get_user_id_;
std::function<AsyncTaskId(AsyncUserId, std::chrono::milliseconds,
const TaskCallback&)>
schedule_task_;
std::function<AsyncTaskId(AsyncUserId, std::chrono::milliseconds,
std::chrono::milliseconds, const TaskCallback&)>
schedule_periodic_task_;
std::function<void(AsyncTaskId)> cancel_task_;
std::function<void(AsyncUserId)> cancel_tasks_from_user_;
std::function<std::shared_ptr<Device>(const std::string&, int, Phy::Type)>
connect_to_remote_;
AsyncUserId model_user_id_;
AsyncTaskId timer_tick_task_{kInvalidTaskId};
std::chrono::milliseconds timer_period_{};
};
} // namespace rootcanal