// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/dbus/fake_bluetooth_device_client.h"
#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <algorithm>
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "base/bind.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/rand_util.h"
#include "base/stl_util.h"
#include "base/threading/worker_pool.h"
#include "base/time/time.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/fake_bluetooth_adapter_client.h"
#include "chromeos/dbus/fake_bluetooth_agent_manager_client.h"
#include "chromeos/dbus/fake_bluetooth_agent_service_provider.h"
#include "chromeos/dbus/fake_bluetooth_gatt_service_client.h"
#include "chromeos/dbus/fake_bluetooth_input_client.h"
#include "chromeos/dbus/fake_bluetooth_profile_manager_client.h"
#include "chromeos/dbus/fake_bluetooth_profile_service_provider.h"
#include "dbus/file_descriptor.h"
#include "dbus/object_path.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace {
// Default interval between simulated events.
const int kSimulationIntervalMs = 750;
// Minimum and maximum bounds for randomly generated RSSI values.
const int kMinRSSI = -90;
const int kMaxRSSI = -30;
void SimulatedProfileSocket(int fd) {
// Simulate a server-side socket of a profile; read data from the socket,
// write it back, and then close.
char buf[1024];
ssize_t len;
ssize_t count;
len = read(fd, buf, sizeof buf);
if (len < 0) {
close(fd);
return;
}
count = len;
len = write(fd, buf, count);
if (len < 0) {
close(fd);
return;
}
close(fd);
}
void SimpleErrorCallback(const std::string& error_name,
const std::string& error_message) {
VLOG(1) << "Bluetooth Error: " << error_name << ": " << error_message;
}
} // namespace
namespace chromeos {
const char FakeBluetoothDeviceClient::kPairedDevicePath[] =
"/fake/hci0/dev0";
const char FakeBluetoothDeviceClient::kPairedDeviceAddress[] =
"00:11:22:33:44:55";
const char FakeBluetoothDeviceClient::kPairedDeviceName[] =
"Fake Device";
const uint32 FakeBluetoothDeviceClient::kPairedDeviceClass = 0x000104;
const char FakeBluetoothDeviceClient::kLegacyAutopairPath[] =
"/fake/hci0/dev1";
const char FakeBluetoothDeviceClient::kLegacyAutopairAddress[] =
"28:CF:DA:00:00:00";
const char FakeBluetoothDeviceClient::kLegacyAutopairName[] =
"Bluetooth 2.0 Mouse";
const uint32 FakeBluetoothDeviceClient::kLegacyAutopairClass = 0x002580;
const char FakeBluetoothDeviceClient::kDisplayPinCodePath[] =
"/fake/hci0/dev2";
const char FakeBluetoothDeviceClient::kDisplayPinCodeAddress[] =
"28:37:37:00:00:00";
const char FakeBluetoothDeviceClient::kDisplayPinCodeName[] =
"Bluetooth 2.0 Keyboard";
const uint32 FakeBluetoothDeviceClient::kDisplayPinCodeClass = 0x002540;
const char FakeBluetoothDeviceClient::kVanishingDevicePath[] =
"/fake/hci0/dev3";
const char FakeBluetoothDeviceClient::kVanishingDeviceAddress[] =
"01:02:03:04:05:06";
const char FakeBluetoothDeviceClient::kVanishingDeviceName[] =
"Vanishing Device";
const uint32 FakeBluetoothDeviceClient::kVanishingDeviceClass = 0x000104;
const char FakeBluetoothDeviceClient::kConnectUnpairablePath[] =
"/fake/hci0/dev4";
const char FakeBluetoothDeviceClient::kConnectUnpairableAddress[] =
"7C:ED:8D:00:00:00";
const char FakeBluetoothDeviceClient::kConnectUnpairableName[] =
"Unpairable Device";
const uint32 FakeBluetoothDeviceClient::kConnectUnpairableClass = 0x002580;
const char FakeBluetoothDeviceClient::kDisplayPasskeyPath[] =
"/fake/hci0/dev5";
const char FakeBluetoothDeviceClient::kDisplayPasskeyAddress[] =
"00:0F:F6:00:00:00";
const char FakeBluetoothDeviceClient::kDisplayPasskeyName[] =
"Bluetooth 2.1+ Keyboard";
const uint32 FakeBluetoothDeviceClient::kDisplayPasskeyClass = 0x002540;
const char FakeBluetoothDeviceClient::kRequestPinCodePath[] =
"/fake/hci0/dev6";
const char FakeBluetoothDeviceClient::kRequestPinCodeAddress[] =
"00:24:BE:00:00:00";
const char FakeBluetoothDeviceClient::kRequestPinCodeName[] =
"PIN Device";
const uint32 FakeBluetoothDeviceClient::kRequestPinCodeClass = 0x240408;
const char FakeBluetoothDeviceClient::kConfirmPasskeyPath[] =
"/fake/hci0/dev7";
const char FakeBluetoothDeviceClient::kConfirmPasskeyAddress[] =
"20:7D:74:00:00:00";
const char FakeBluetoothDeviceClient::kConfirmPasskeyName[] =
"Phone";
const uint32 FakeBluetoothDeviceClient::kConfirmPasskeyClass = 0x7a020c;
const char FakeBluetoothDeviceClient::kRequestPasskeyPath[] =
"/fake/hci0/dev8";
const char FakeBluetoothDeviceClient::kRequestPasskeyAddress[] =
"20:7D:74:00:00:01";
const char FakeBluetoothDeviceClient::kRequestPasskeyName[] =
"Passkey Device";
const uint32 FakeBluetoothDeviceClient::kRequestPasskeyClass = 0x7a020c;
const char FakeBluetoothDeviceClient::kUnconnectableDevicePath[] =
"/fake/hci0/dev9";
const char FakeBluetoothDeviceClient::kUnconnectableDeviceAddress[] =
"20:7D:74:00:00:02";
const char FakeBluetoothDeviceClient::kUnconnectableDeviceName[] =
"Unconnectable Device";
const uint32 FakeBluetoothDeviceClient::kUnconnectableDeviceClass = 0x7a020c;
const char FakeBluetoothDeviceClient::kUnpairableDevicePath[] =
"/fake/hci0/devA";
const char FakeBluetoothDeviceClient::kUnpairableDeviceAddress[] =
"20:7D:74:00:00:03";
const char FakeBluetoothDeviceClient::kUnpairableDeviceName[] =
"Unpairable Device";
const uint32 FakeBluetoothDeviceClient::kUnpairableDeviceClass = 0x002540;
const char FakeBluetoothDeviceClient::kJustWorksPath[] =
"/fake/hci0/devB";
const char FakeBluetoothDeviceClient::kJustWorksAddress[] =
"00:0C:8A:00:00:00";
const char FakeBluetoothDeviceClient::kJustWorksName[] =
"Just-Works Device";
const uint32 FakeBluetoothDeviceClient::kJustWorksClass = 0x240428;
const char FakeBluetoothDeviceClient::kLowEnergyPath[] =
"/fake/hci0/devC";
const char FakeBluetoothDeviceClient::kLowEnergyAddress[] =
"00:1A:11:00:15:30";
const char FakeBluetoothDeviceClient::kLowEnergyName[] =
"Bluetooth 4.0 Heart Rate Monitor";
const uint32 FakeBluetoothDeviceClient::kLowEnergyClass =
0x000918; // Major class "Health", Minor class "Heart/Pulse Rate Monitor."
FakeBluetoothDeviceClient::Properties::Properties(
const PropertyChangedCallback& callback)
: BluetoothDeviceClient::Properties(
NULL,
bluetooth_device::kBluetoothDeviceInterface,
callback) {
}
FakeBluetoothDeviceClient::Properties::~Properties() {
}
void FakeBluetoothDeviceClient::Properties::Get(
dbus::PropertyBase* property,
dbus::PropertySet::GetCallback callback) {
VLOG(1) << "Get " << property->name();
callback.Run(false);
}
void FakeBluetoothDeviceClient::Properties::GetAll() {
VLOG(1) << "GetAll";
}
void FakeBluetoothDeviceClient::Properties::Set(
dbus::PropertyBase *property,
dbus::PropertySet::SetCallback callback) {
VLOG(1) << "Set " << property->name();
if (property->name() == trusted.name()) {
callback.Run(true);
property->ReplaceValueWithSetValue();
} else {
callback.Run(false);
}
}
FakeBluetoothDeviceClient::FakeBluetoothDeviceClient()
: simulation_interval_ms_(kSimulationIntervalMs),
discovery_simulation_step_(0),
incoming_pairing_simulation_step_(0),
pairing_cancelled_(false),
connection_monitor_started_(false) {
Properties* properties = new Properties(base::Bind(
&FakeBluetoothDeviceClient::OnPropertyChanged,
base::Unretained(this),
dbus::ObjectPath(kPairedDevicePath)));
properties->address.ReplaceValue(kPairedDeviceAddress);
properties->bluetooth_class.ReplaceValue(kPairedDeviceClass);
properties->name.ReplaceValue("Fake Device (Name)");
properties->alias.ReplaceValue(kPairedDeviceName);
properties->paired.ReplaceValue(true);
properties->trusted.ReplaceValue(true);
properties->adapter.ReplaceValue(
dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath));
std::vector<std::string> uuids;
uuids.push_back("00001800-0000-1000-8000-00805f9b34fb");
uuids.push_back("00001801-0000-1000-8000-00805f9b34fb");
properties->uuids.ReplaceValue(uuids);
properties->modalias.ReplaceValue("usb:v05ACp030Dd0306");
properties_map_[dbus::ObjectPath(kPairedDevicePath)] = properties;
device_list_.push_back(dbus::ObjectPath(kPairedDevicePath));
}
FakeBluetoothDeviceClient::~FakeBluetoothDeviceClient() {
// Clean up Properties structures
STLDeleteValues(&properties_map_);
}
void FakeBluetoothDeviceClient::Init(dbus::Bus* bus) {
}
void FakeBluetoothDeviceClient::AddObserver(Observer* observer) {
observers_.AddObserver(observer);
}
void FakeBluetoothDeviceClient::RemoveObserver(Observer* observer) {
observers_.RemoveObserver(observer);
}
std::vector<dbus::ObjectPath> FakeBluetoothDeviceClient::GetDevicesForAdapter(
const dbus::ObjectPath& adapter_path) {
if (adapter_path ==
dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath))
return device_list_;
else
return std::vector<dbus::ObjectPath>();
}
FakeBluetoothDeviceClient::Properties*
FakeBluetoothDeviceClient::GetProperties(const dbus::ObjectPath& object_path) {
PropertiesMap::iterator iter = properties_map_.find(object_path);
if (iter != properties_map_.end())
return iter->second;
return NULL;
}
void FakeBluetoothDeviceClient::Connect(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "Connect: " << object_path.value();
Properties* properties = GetProperties(object_path);
if (properties->connected.value() == true) {
// Already connected.
callback.Run();
return;
}
if (properties->paired.value() != true &&
object_path != dbus::ObjectPath(kConnectUnpairablePath) &&
object_path != dbus::ObjectPath(kLowEnergyPath)) {
// Must be paired.
error_callback.Run(bluetooth_device::kErrorFailed, "Not paired");
return;
} else if (properties->paired.value() == true &&
object_path == dbus::ObjectPath(kUnconnectableDevicePath)) {
// Must not be paired
error_callback.Run(bluetooth_device::kErrorFailed,
"Connection fails while paired");
return;
}
// The device can be connected.
properties->connected.ReplaceValue(true);
callback.Run();
// Expose GATT services if connected to LE device.
if (object_path == dbus::ObjectPath(kLowEnergyPath)) {
FakeBluetoothGattServiceClient* gatt_service_client =
static_cast<FakeBluetoothGattServiceClient*>(
DBusThreadManager::Get()->GetBluetoothGattServiceClient());
gatt_service_client->ExposeHeartRateService(
dbus::ObjectPath(kLowEnergyPath));
}
AddInputDeviceIfNeeded(object_path, properties);
}
void FakeBluetoothDeviceClient::Disconnect(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "Disconnect: " << object_path.value();
Properties* properties = GetProperties(object_path);
if (!properties->connected.value()) {
error_callback.Run("org.bluez.Error.NotConnected", "Not Connected");
return;
}
// Hide the Heart Rate Service if disconnected from LE device.
if (object_path == dbus::ObjectPath(kLowEnergyPath)) {
FakeBluetoothGattServiceClient* gatt_service_client =
static_cast<FakeBluetoothGattServiceClient*>(
DBusThreadManager::Get()->GetBluetoothGattServiceClient());
gatt_service_client->HideHeartRateService();
}
callback.Run();
properties->connected.ReplaceValue(false);
}
void FakeBluetoothDeviceClient::ConnectProfile(
const dbus::ObjectPath& object_path,
const std::string& uuid,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "ConnectProfile: " << object_path.value() << " " << uuid;
FakeBluetoothProfileManagerClient* fake_bluetooth_profile_manager_client =
static_cast<FakeBluetoothProfileManagerClient*>(
DBusThreadManager::Get()->GetBluetoothProfileManagerClient());
FakeBluetoothProfileServiceProvider* profile_service_provider =
fake_bluetooth_profile_manager_client->GetProfileServiceProvider(uuid);
if (profile_service_provider == NULL) {
error_callback.Run(kNoResponseError, "Missing profile");
return;
}
// Make a socket pair of a compatible type with the type used by Bluetooth;
// spin up a thread to simulate the server side and wrap the client side in
// a D-Bus file descriptor object.
int socket_type = SOCK_STREAM;
if (uuid == FakeBluetoothProfileManagerClient::kL2capUuid)
socket_type = SOCK_SEQPACKET;
int fds[2];
if (socketpair(AF_UNIX, socket_type, 0, fds) < 0) {
error_callback.Run(kNoResponseError, "socketpair call failed");
return;
}
int args;
args = fcntl(fds[1], F_GETFL, NULL);
if (args < 0) {
error_callback.Run(kNoResponseError, "failed to get socket flags");
return;
}
args |= O_NONBLOCK;
if (fcntl(fds[1], F_SETFL, args) < 0) {
error_callback.Run(kNoResponseError, "failed to set socket non-blocking");
return;
}
base::WorkerPool::GetTaskRunner(false)->PostTask(
FROM_HERE,
base::Bind(&SimulatedProfileSocket,
fds[0]));
scoped_ptr<dbus::FileDescriptor> fd(new dbus::FileDescriptor(fds[1]));
// Post the new connection to the service provider.
BluetoothProfileServiceProvider::Delegate::Options options;
profile_service_provider->NewConnection(
object_path,
fd.Pass(),
options,
base::Bind(&FakeBluetoothDeviceClient::ConnectionCallback,
base::Unretained(this),
object_path,
callback,
error_callback));
}
void FakeBluetoothDeviceClient::DisconnectProfile(
const dbus::ObjectPath& object_path,
const std::string& uuid,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "DisconnectProfile: " << object_path.value() << " " << uuid;
FakeBluetoothProfileManagerClient* fake_bluetooth_profile_manager_client =
static_cast<FakeBluetoothProfileManagerClient*>(
DBusThreadManager::Get()->GetBluetoothProfileManagerClient());
FakeBluetoothProfileServiceProvider* profile_service_provider =
fake_bluetooth_profile_manager_client->GetProfileServiceProvider(uuid);
if (profile_service_provider == NULL) {
error_callback.Run(kNoResponseError, "Missing profile");
return;
}
profile_service_provider->RequestDisconnection(
object_path,
base::Bind(&FakeBluetoothDeviceClient::DisconnectionCallback,
base::Unretained(this),
object_path,
callback,
error_callback));
}
void FakeBluetoothDeviceClient::Pair(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "Pair: " << object_path.value();
Properties* properties = GetProperties(object_path);
if (properties->paired.value() == true) {
// Already paired.
callback.Run();
return;
}
SimulatePairing(object_path, false, callback, error_callback);
}
void FakeBluetoothDeviceClient::CancelPairing(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "CancelPairing: " << object_path.value();
pairing_cancelled_ = true;
callback.Run();
}
void FakeBluetoothDeviceClient::StartConnectionMonitor(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "StartConnectionMonitor: " << object_path.value();
connection_monitor_started_ = true;
callback.Run();
}
void FakeBluetoothDeviceClient::StopConnectionMonitor(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
connection_monitor_started_ = false;
callback.Run();
}
void FakeBluetoothDeviceClient::BeginDiscoverySimulation(
const dbus::ObjectPath& adapter_path) {
VLOG(1) << "starting discovery simulation";
discovery_simulation_step_ = 1;
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::DiscoverySimulationTimer,
base::Unretained(this)),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
}
void FakeBluetoothDeviceClient::EndDiscoverySimulation(
const dbus::ObjectPath& adapter_path) {
VLOG(1) << "stopping discovery simulation";
discovery_simulation_step_ = 0;
}
void FakeBluetoothDeviceClient::BeginIncomingPairingSimulation(
const dbus::ObjectPath& adapter_path) {
VLOG(1) << "starting incoming pairing simulation";
incoming_pairing_simulation_step_ = 1;
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::IncomingPairingSimulationTimer,
base::Unretained(this)),
base::TimeDelta::FromMilliseconds(30 * simulation_interval_ms_));
}
void FakeBluetoothDeviceClient::EndIncomingPairingSimulation(
const dbus::ObjectPath& adapter_path) {
VLOG(1) << "stopping incoming pairing simulation";
incoming_pairing_simulation_step_ = 0;
}
void FakeBluetoothDeviceClient::SetSimulationIntervalMs(int interval_ms) {
simulation_interval_ms_ = interval_ms;
}
void FakeBluetoothDeviceClient::CreateDevice(
const dbus::ObjectPath& adapter_path,
const dbus::ObjectPath& device_path) {
if (std::find(device_list_.begin(),
device_list_.end(), device_path) != device_list_.end())
return;
Properties* properties = new Properties(base::Bind(
&FakeBluetoothDeviceClient::OnPropertyChanged,
base::Unretained(this),
device_path));
properties->adapter.ReplaceValue(adapter_path);
if (device_path == dbus::ObjectPath(kLegacyAutopairPath)) {
properties->address.ReplaceValue(kLegacyAutopairAddress);
properties->bluetooth_class.ReplaceValue(kLegacyAutopairClass);
properties->name.ReplaceValue("LegacyAutopair");
properties->alias.ReplaceValue(kLegacyAutopairName);
std::vector<std::string> uuids;
uuids.push_back("00001124-0000-1000-8000-00805f9b34fb");
properties->uuids.ReplaceValue(uuids);
} else if (device_path == dbus::ObjectPath(kDisplayPinCodePath)) {
properties->address.ReplaceValue(kDisplayPinCodeAddress);
properties->bluetooth_class.ReplaceValue(kDisplayPinCodeClass);
properties->name.ReplaceValue("DisplayPinCode");
properties->alias.ReplaceValue(kDisplayPinCodeName);
std::vector<std::string> uuids;
uuids.push_back("00001124-0000-1000-8000-00805f9b34fb");
properties->uuids.ReplaceValue(uuids);
} else if (device_path == dbus::ObjectPath(kVanishingDevicePath)) {
properties->address.ReplaceValue(kVanishingDeviceAddress);
properties->bluetooth_class.ReplaceValue(kVanishingDeviceClass);
properties->name.ReplaceValue("VanishingDevice");
properties->alias.ReplaceValue(kVanishingDeviceName);
} else if (device_path == dbus::ObjectPath(kConnectUnpairablePath)) {
properties->address.ReplaceValue(kConnectUnpairableAddress);
properties->bluetooth_class.ReplaceValue(kConnectUnpairableClass);
properties->name.ReplaceValue("ConnectUnpairable");
properties->alias.ReplaceValue(kConnectUnpairableName);
std::vector<std::string> uuids;
uuids.push_back("00001124-0000-1000-8000-00805f9b34fb");
properties->uuids.ReplaceValue(uuids);
} else if (device_path == dbus::ObjectPath(kDisplayPasskeyPath)) {
properties->address.ReplaceValue(kDisplayPasskeyAddress);
properties->bluetooth_class.ReplaceValue(kDisplayPasskeyClass);
properties->name.ReplaceValue("DisplayPasskey");
properties->alias.ReplaceValue(kDisplayPasskeyName);
std::vector<std::string> uuids;
uuids.push_back("00001124-0000-1000-8000-00805f9b34fb");
properties->uuids.ReplaceValue(uuids);
} else if (device_path == dbus::ObjectPath(kRequestPinCodePath)) {
properties->address.ReplaceValue(kRequestPinCodeAddress);
properties->bluetooth_class.ReplaceValue(kRequestPinCodeClass);
properties->name.ReplaceValue("RequestPinCode");
properties->alias.ReplaceValue(kRequestPinCodeName);
} else if (device_path == dbus::ObjectPath(kConfirmPasskeyPath)) {
properties->address.ReplaceValue(kConfirmPasskeyAddress);
properties->bluetooth_class.ReplaceValue(kConfirmPasskeyClass);
properties->name.ReplaceValue("ConfirmPasskey");
properties->alias.ReplaceValue(kConfirmPasskeyName);
} else if (device_path == dbus::ObjectPath(kRequestPasskeyPath)) {
properties->address.ReplaceValue(kRequestPasskeyAddress);
properties->bluetooth_class.ReplaceValue(kRequestPasskeyClass);
properties->name.ReplaceValue("RequestPasskey");
properties->alias.ReplaceValue(kRequestPasskeyName);
} else if (device_path == dbus::ObjectPath(kUnconnectableDevicePath)) {
properties->address.ReplaceValue(kUnconnectableDeviceAddress);
properties->bluetooth_class.ReplaceValue(kUnconnectableDeviceClass);
properties->name.ReplaceValue("UnconnectableDevice");
properties->alias.ReplaceValue(kUnconnectableDeviceName);
} else if (device_path == dbus::ObjectPath(kUnpairableDevicePath)) {
properties->address.ReplaceValue(kUnpairableDeviceAddress);
properties->bluetooth_class.ReplaceValue(kUnpairableDeviceClass);
properties->name.ReplaceValue("Fake Unpairable Device");
properties->alias.ReplaceValue(kUnpairableDeviceName);
} else if (device_path == dbus::ObjectPath(kJustWorksPath)) {
properties->address.ReplaceValue(kJustWorksAddress);
properties->bluetooth_class.ReplaceValue(kJustWorksClass);
properties->name.ReplaceValue("JustWorks");
properties->alias.ReplaceValue(kJustWorksName);
} else if (device_path == dbus::ObjectPath(kLowEnergyPath)) {
properties->address.ReplaceValue(kLowEnergyAddress);
properties->bluetooth_class.ReplaceValue(kLowEnergyClass);
properties->name.ReplaceValue("Heart Rate Monitor");
properties->alias.ReplaceValue(kLowEnergyName);
std::vector<std::string> uuids;
uuids.push_back(FakeBluetoothGattServiceClient::kHeartRateServiceUUID);
properties->uuids.ReplaceValue(uuids);
} else {
NOTREACHED();
}
properties_map_[device_path] = properties;
device_list_.push_back(device_path);
FOR_EACH_OBSERVER(BluetoothDeviceClient::Observer, observers_,
DeviceAdded(device_path));
}
void FakeBluetoothDeviceClient::RemoveDevice(
const dbus::ObjectPath& adapter_path,
const dbus::ObjectPath& device_path) {
std::vector<dbus::ObjectPath>::iterator listiter =
std::find(device_list_.begin(), device_list_.end(), device_path);
if (listiter == device_list_.end())
return;
PropertiesMap::iterator iter = properties_map_.find(device_path);
Properties* properties = iter->second;
VLOG(1) << "removing device: " << properties->alias.value();
device_list_.erase(listiter);
// Remove the Input interface if it exists. This should be called before the
// BluetoothDeviceClient::Observer::DeviceRemoved because it deletes the
// BluetoothDeviceChromeOS object, including the device_path referenced here.
FakeBluetoothInputClient* fake_bluetooth_input_client =
static_cast<FakeBluetoothInputClient*>(
DBusThreadManager::Get()->GetBluetoothInputClient());
fake_bluetooth_input_client->RemoveInputDevice(device_path);
if (device_path == dbus::ObjectPath(kLowEnergyPath)) {
FakeBluetoothGattServiceClient* gatt_service_client =
static_cast<FakeBluetoothGattServiceClient*>(
DBusThreadManager::Get()->GetBluetoothGattServiceClient());
gatt_service_client->HideHeartRateService();
}
FOR_EACH_OBSERVER(BluetoothDeviceClient::Observer, observers_,
DeviceRemoved(device_path));
delete properties;
properties_map_.erase(iter);
}
void FakeBluetoothDeviceClient::OnPropertyChanged(
const dbus::ObjectPath& object_path,
const std::string& property_name) {
VLOG(2) << "Fake Bluetooth device property changed: " << object_path.value()
<< ": " << property_name;
FOR_EACH_OBSERVER(BluetoothDeviceClient::Observer, observers_,
DevicePropertyChanged(object_path, property_name));
}
void FakeBluetoothDeviceClient::DiscoverySimulationTimer() {
if (!discovery_simulation_step_)
return;
// Timer fires every .75s, the numbers below are arbitrary to give a feel
// for a discovery process.
VLOG(1) << "discovery simulation, step " << discovery_simulation_step_;
if (discovery_simulation_step_ == 2) {
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kLegacyAutopairPath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kLowEnergyPath));
} else if (discovery_simulation_step_ == 4) {
UpdateDeviceRSSI(dbus::ObjectPath(kLowEnergyPath),
base::RandInt(kMinRSSI, kMaxRSSI));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kDisplayPinCodePath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kVanishingDevicePath));
} else if (discovery_simulation_step_ == 7) {
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kConnectUnpairablePath));
UpdateDeviceRSSI(dbus::ObjectPath(kLowEnergyPath),
base::RandInt(kMinRSSI, kMaxRSSI));
} else if (discovery_simulation_step_ == 8) {
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kDisplayPasskeyPath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kRequestPinCodePath));
UpdateDeviceRSSI(dbus::ObjectPath(kLowEnergyPath),
base::RandInt(kMinRSSI, kMaxRSSI));
} else if (discovery_simulation_step_ == 10) {
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kConfirmPasskeyPath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kRequestPasskeyPath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kUnconnectableDevicePath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kUnpairableDevicePath));
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kJustWorksPath));
UpdateDeviceRSSI(dbus::ObjectPath(kLowEnergyPath),
base::RandInt(kMinRSSI, kMaxRSSI));
} else if (discovery_simulation_step_ == 13) {
UpdateDeviceRSSI(dbus::ObjectPath(kLowEnergyPath),
base::RandInt(kMinRSSI, kMaxRSSI));
RemoveDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kVanishingDevicePath));
} else if (discovery_simulation_step_ == 14) {
UpdateDeviceRSSI(dbus::ObjectPath(kLowEnergyPath),
base::RandInt(kMinRSSI, kMaxRSSI));
return;
}
++discovery_simulation_step_;
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::DiscoverySimulationTimer,
base::Unretained(this)),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
}
void FakeBluetoothDeviceClient::IncomingPairingSimulationTimer() {
if (!incoming_pairing_simulation_step_)
return;
VLOG(1) << "incoming pairing simulation, step "
<< incoming_pairing_simulation_step_;
switch (incoming_pairing_simulation_step_) {
case 1:
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kConfirmPasskeyPath));
SimulatePairing(dbus::ObjectPath(kConfirmPasskeyPath), true,
base::Bind(&base::DoNothing),
base::Bind(&SimpleErrorCallback));
break;
case 2:
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kJustWorksPath));
SimulatePairing(dbus::ObjectPath(kJustWorksPath), true,
base::Bind(&base::DoNothing),
base::Bind(&SimpleErrorCallback));
break;
case 3:
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kDisplayPinCodePath));
SimulatePairing(dbus::ObjectPath(kDisplayPinCodePath), true,
base::Bind(&base::DoNothing),
base::Bind(&SimpleErrorCallback));
break;
case 4:
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kDisplayPasskeyPath));
SimulatePairing(dbus::ObjectPath(kDisplayPasskeyPath), true,
base::Bind(&base::DoNothing),
base::Bind(&SimpleErrorCallback));
break;
case 5:
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kRequestPinCodePath));
SimulatePairing(dbus::ObjectPath(kRequestPinCodePath), true,
base::Bind(&base::DoNothing),
base::Bind(&SimpleErrorCallback));
break;
case 6:
CreateDevice(dbus::ObjectPath(FakeBluetoothAdapterClient::kAdapterPath),
dbus::ObjectPath(kRequestPasskeyPath));
SimulatePairing(dbus::ObjectPath(kRequestPasskeyPath), true,
base::Bind(&base::DoNothing),
base::Bind(&SimpleErrorCallback));
break;
default:
return;
}
++incoming_pairing_simulation_step_;
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::IncomingPairingSimulationTimer,
base::Unretained(this)),
base::TimeDelta::FromMilliseconds(45 * simulation_interval_ms_));
}
void FakeBluetoothDeviceClient::SimulatePairing(
const dbus::ObjectPath& object_path,
bool incoming_request,
const base::Closure& callback,
const ErrorCallback& error_callback) {
pairing_cancelled_ = false;
FakeBluetoothAgentManagerClient* fake_bluetooth_agent_manager_client =
static_cast<FakeBluetoothAgentManagerClient*>(
DBusThreadManager::Get()->GetBluetoothAgentManagerClient());
FakeBluetoothAgentServiceProvider* agent_service_provider =
fake_bluetooth_agent_manager_client->GetAgentServiceProvider();
CHECK(agent_service_provider != NULL);
if (object_path == dbus::ObjectPath(kLegacyAutopairPath) ||
object_path == dbus::ObjectPath(kConnectUnpairablePath) ||
object_path == dbus::ObjectPath(kUnconnectableDevicePath) ||
object_path == dbus::ObjectPath(kLowEnergyPath)) {
// No need to call anything on the pairing delegate, just wait 3 times
// the interval before acting as if the other end accepted it.
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(3 * simulation_interval_ms_));
} else if (object_path == dbus::ObjectPath(kDisplayPinCodePath)) {
// Display a Pincode, and wait 7 times the interval before acting as
// if the other end accepted it.
agent_service_provider->DisplayPinCode(object_path, "123456");
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(7 * simulation_interval_ms_));
} else if (object_path == dbus::ObjectPath(kVanishingDevicePath)) {
// The vanishing device simulates being too far away, and thus times out.
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::TimeoutSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(4 * simulation_interval_ms_));
} else if (object_path == dbus::ObjectPath(kDisplayPasskeyPath)) {
// Display a passkey, and each interval act as if another key was entered
// for it.
agent_service_provider->DisplayPasskey(object_path, 123456, 0);
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::SimulateKeypress,
base::Unretained(this),
1, object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
} else if (object_path == dbus::ObjectPath(kRequestPinCodePath)) {
// Request a Pincode.
agent_service_provider->RequestPinCode(
object_path,
base::Bind(&FakeBluetoothDeviceClient::PinCodeCallback,
base::Unretained(this),
object_path,
callback,
error_callback));
} else if (object_path == dbus::ObjectPath(kConfirmPasskeyPath)) {
// Request confirmation of a Passkey.
agent_service_provider->RequestConfirmation(
object_path, 123456,
base::Bind(&FakeBluetoothDeviceClient::ConfirmationCallback,
base::Unretained(this),
object_path,
callback,
error_callback));
} else if (object_path == dbus::ObjectPath(kRequestPasskeyPath)) {
// Request a Passkey from the user.
agent_service_provider->RequestPasskey(
object_path,
base::Bind(&FakeBluetoothDeviceClient::PasskeyCallback,
base::Unretained(this),
object_path,
callback,
error_callback));
} else if (object_path == dbus::ObjectPath(kUnpairableDevicePath)) {
// Fails the pairing with an org.bluez.Error.Failed error.
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::FailSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
} else if (object_path == dbus::ObjectPath(kJustWorksPath)) {
if (incoming_request) {
agent_service_provider->RequestAuthorization(
object_path,
base::Bind(&FakeBluetoothDeviceClient::ConfirmationCallback,
base::Unretained(this),
object_path,
callback,
error_callback));
} else {
// No need to call anything on the pairing delegate, just wait 3 times
// the interval before acting as if the other end accepted it.
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(3 * simulation_interval_ms_));
}
} else {
error_callback.Run(kNoResponseError, "No pairing fake");
}
}
void FakeBluetoothDeviceClient::CompleteSimulatedPairing(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "CompleteSimulatedPairing: " << object_path.value();
if (pairing_cancelled_) {
pairing_cancelled_ = false;
error_callback.Run(bluetooth_device::kErrorAuthenticationCanceled,
"Cancelled");
} else {
Properties* properties = GetProperties(object_path);
properties->paired.ReplaceValue(true);
callback.Run();
AddInputDeviceIfNeeded(object_path, properties);
}
}
void FakeBluetoothDeviceClient::TimeoutSimulatedPairing(
const dbus::ObjectPath& object_path,
const ErrorCallback& error_callback) {
VLOG(1) << "TimeoutSimulatedPairing: " << object_path.value();
error_callback.Run(bluetooth_device::kErrorAuthenticationTimeout,
"Timed out");
}
void FakeBluetoothDeviceClient::CancelSimulatedPairing(
const dbus::ObjectPath& object_path,
const ErrorCallback& error_callback) {
VLOG(1) << "CancelSimulatedPairing: " << object_path.value();
error_callback.Run(bluetooth_device::kErrorAuthenticationCanceled,
"Canceled");
}
void FakeBluetoothDeviceClient::RejectSimulatedPairing(
const dbus::ObjectPath& object_path,
const ErrorCallback& error_callback) {
VLOG(1) << "RejectSimulatedPairing: " << object_path.value();
error_callback.Run(bluetooth_device::kErrorAuthenticationRejected,
"Rejected");
}
void FakeBluetoothDeviceClient::FailSimulatedPairing(
const dbus::ObjectPath& object_path,
const ErrorCallback& error_callback) {
VLOG(1) << "FailSimulatedPairing: " << object_path.value();
error_callback.Run(bluetooth_device::kErrorFailed, "Failed");
}
void FakeBluetoothDeviceClient::AddInputDeviceIfNeeded(
const dbus::ObjectPath& object_path,
Properties* properties) {
// If the paired device is a HID device based on it's bluetooth class,
// simulate the Input interface.
FakeBluetoothInputClient* fake_bluetooth_input_client =
static_cast<FakeBluetoothInputClient*>(
DBusThreadManager::Get()->GetBluetoothInputClient());
if ((properties->bluetooth_class.value() & 0x001f03) == 0x000500)
fake_bluetooth_input_client->AddInputDevice(object_path);
}
void FakeBluetoothDeviceClient::UpdateDeviceRSSI(
const dbus::ObjectPath& object_path,
int16 rssi) {
PropertiesMap::iterator iter = properties_map_.find(object_path);
if (iter == properties_map_.end()) {
VLOG(2) << "Fake device does not exist: " << object_path.value();
return;
}
Properties* properties = iter->second;
DCHECK(properties);
properties->rssi.ReplaceValue(rssi);
}
void FakeBluetoothDeviceClient::PinCodeCallback(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback,
BluetoothAgentServiceProvider::Delegate::Status status,
const std::string& pincode) {
VLOG(1) << "PinCodeCallback: " << object_path.value();
if (status == BluetoothAgentServiceProvider::Delegate::SUCCESS) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(3 * simulation_interval_ms_));
} else if (status == BluetoothAgentServiceProvider::Delegate::CANCELLED) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CancelSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
} else if (status == BluetoothAgentServiceProvider::Delegate::REJECTED) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::RejectSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
}
}
void FakeBluetoothDeviceClient::PasskeyCallback(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback,
BluetoothAgentServiceProvider::Delegate::Status status,
uint32 passkey) {
VLOG(1) << "PasskeyCallback: " << object_path.value();
if (status == BluetoothAgentServiceProvider::Delegate::SUCCESS) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(3 * simulation_interval_ms_));
} else if (status == BluetoothAgentServiceProvider::Delegate::CANCELLED) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CancelSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
} else if (status == BluetoothAgentServiceProvider::Delegate::REJECTED) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::RejectSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
}
}
void FakeBluetoothDeviceClient::ConfirmationCallback(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback,
BluetoothAgentServiceProvider::Delegate::Status status) {
VLOG(1) << "ConfirmationCallback: " << object_path.value();
if (status == BluetoothAgentServiceProvider::Delegate::SUCCESS) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(3 * simulation_interval_ms_));
} else if (status == BluetoothAgentServiceProvider::Delegate::CANCELLED) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CancelSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
} else if (status == BluetoothAgentServiceProvider::Delegate::REJECTED) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::RejectSimulatedPairing,
base::Unretained(this),
object_path, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
}
}
void FakeBluetoothDeviceClient::SimulateKeypress(
uint16 entered,
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "SimulateKeypress " << entered << ": " << object_path.value();
FakeBluetoothAgentManagerClient* fake_bluetooth_agent_manager_client =
static_cast<FakeBluetoothAgentManagerClient*>(
DBusThreadManager::Get()->GetBluetoothAgentManagerClient());
FakeBluetoothAgentServiceProvider* agent_service_provider =
fake_bluetooth_agent_manager_client->GetAgentServiceProvider();
// The agent service provider object could have been destroyed after the
// pairing is canceled.
if (!agent_service_provider)
return;
agent_service_provider->DisplayPasskey(object_path, 123456, entered);
if (entered < 7) {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::SimulateKeypress,
base::Unretained(this),
entered + 1, object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
} else {
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&FakeBluetoothDeviceClient::CompleteSimulatedPairing,
base::Unretained(this),
object_path, callback, error_callback),
base::TimeDelta::FromMilliseconds(simulation_interval_ms_));
}
}
void FakeBluetoothDeviceClient::ConnectionCallback(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback,
BluetoothProfileServiceProvider::Delegate::Status status) {
VLOG(1) << "ConnectionCallback: " << object_path.value();
if (status == BluetoothProfileServiceProvider::Delegate::SUCCESS) {
callback.Run();
} else if (status == BluetoothProfileServiceProvider::Delegate::CANCELLED) {
// TODO(keybuk): tear down this side of the connection
error_callback.Run(bluetooth_device::kErrorFailed, "Canceled");
} else if (status == BluetoothProfileServiceProvider::Delegate::REJECTED) {
// TODO(keybuk): tear down this side of the connection
error_callback.Run(bluetooth_device::kErrorFailed, "Rejected");
}
}
void FakeBluetoothDeviceClient::DisconnectionCallback(
const dbus::ObjectPath& object_path,
const base::Closure& callback,
const ErrorCallback& error_callback,
BluetoothProfileServiceProvider::Delegate::Status status) {
VLOG(1) << "DisconnectionCallback: " << object_path.value();
if (status == BluetoothProfileServiceProvider::Delegate::SUCCESS) {
// TODO(keybuk): tear down this side of the connection
callback.Run();
} else if (status == BluetoothProfileServiceProvider::Delegate::CANCELLED) {
error_callback.Run(bluetooth_device::kErrorFailed, "Canceled");
} else if (status == BluetoothProfileServiceProvider::Delegate::REJECTED) {
error_callback.Run(bluetooth_device::kErrorFailed, "Rejected");
}
}
} // namespace chromeos