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/*
* \file bluetooth_transport_adapter.cc
* \brief BluetoothTransportAdapter class source file.
*
* Copyright (c) 2017, Ford Motor Company
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of the Ford Motor Company nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <errno.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
#include <bluetooth/bluetooth.h>
#include <iomanip>
#include <set>
#include "transport_manager/bluetooth/bluetooth_connection_factory.h"
#include "transport_manager/bluetooth/bluetooth_device.h"
#include "transport_manager/bluetooth/bluetooth_device_scanner.h"
#include "transport_manager/bluetooth/bluetooth_transport_adapter.h"
#include "utils/logger.h"
namespace transport_manager {
namespace transport_adapter {
CREATE_LOGGERPTR_GLOBAL(logger_, "TransportManager")
BluetoothTransportAdapter::~BluetoothTransportAdapter() {}
BluetoothTransportAdapter::BluetoothTransportAdapter(
resumption::LastState& last_state, const TransportManagerSettings& settings)
: TransportAdapterImpl(
new BluetoothDeviceScanner(this, true, 0, settings.bluetooth_uuid()),
new BluetoothConnectionFactory(this),
NULL,
last_state,
settings) {}
DeviceType BluetoothTransportAdapter::GetDeviceType() const {
return BLUETOOTH;
}
void BluetoothTransportAdapter::Store() const {
LOG4CXX_TRACE(logger_, "enter");
Json::Value bluetooth_adapter_dictionary;
Json::Value devices_dictionary;
DeviceList device_ids = GetDeviceList();
for (DeviceList::const_iterator i = device_ids.begin(); i != device_ids.end();
++i) {
DeviceUID device_id = *i;
DeviceSptr device = FindDevice(device_id);
if (!device) { // device could have been disconnected
continue;
}
std::shared_ptr<BluetoothDevice> bluetooth_device =
std::static_pointer_cast<BluetoothDevice>(device);
Json::Value device_dictionary;
device_dictionary["name"] = bluetooth_device->name();
char address[18];
ba2str(&bluetooth_device->address(), address);
device_dictionary["address"] = std::string(address);
Json::Value applications_dictionary;
ApplicationList app_ids = bluetooth_device->GetApplicationList();
for (ApplicationList::const_iterator j = app_ids.begin();
j != app_ids.end();
++j) {
ApplicationHandle app_handle = *j;
if (FindEstablishedConnection(bluetooth_device->unique_device_id(),
app_handle)) {
uint8_t rfcomm_channel;
bluetooth_device->GetRfcommChannel(app_handle, &rfcomm_channel);
Json::Value application_dictionary;
char rfcomm_channel_record[4];
sprintf(rfcomm_channel_record, "%u", rfcomm_channel);
application_dictionary["rfcomm_channel"] =
std::string(rfcomm_channel_record);
applications_dictionary.append(application_dictionary);
}
}
if (!applications_dictionary.empty()) {
device_dictionary["applications"] = applications_dictionary;
devices_dictionary.append(device_dictionary);
}
}
bluetooth_adapter_dictionary["devices"] = devices_dictionary;
Json::Value& dictionary = last_state().get_dictionary();
dictionary["TransportManager"]["BluetoothAdapter"] =
bluetooth_adapter_dictionary;
LOG4CXX_TRACE(logger_, "exit");
}
bool BluetoothTransportAdapter::Restore() {
LOG4CXX_TRACE(logger_, "enter");
bool errors_occured = false;
const Json::Value bluetooth_adapter_dictionary =
last_state().get_dictionary()["TransportManager"]["BluetoothAdapter"];
const Json::Value devices_dictionary =
bluetooth_adapter_dictionary["devices"];
for (Json::Value::const_iterator i = devices_dictionary.begin();
i != devices_dictionary.end();
++i) {
const Json::Value device_dictionary = *i;
std::string name = device_dictionary["name"].asString();
std::string address_record = device_dictionary["address"].asString();
bdaddr_t address;
str2ba(address_record.c_str(), &address);
RfcommChannelVector rfcomm_channels;
const Json::Value applications_dictionary =
device_dictionary["applications"];
for (Json::Value::const_iterator j = applications_dictionary.begin();
j != applications_dictionary.end();
++j) {
const Json::Value application_dictionary = *j;
std::string rfcomm_channel_record =
application_dictionary["rfcomm_channel"].asString();
uint8_t rfcomm_channel =
static_cast<uint8_t>(atoi(rfcomm_channel_record.c_str()));
rfcomm_channels.push_back(rfcomm_channel);
}
BluetoothDevice* bluetooth_device =
new BluetoothDevice(address, name.c_str(), rfcomm_channels);
DeviceSptr device(bluetooth_device);
AddDevice(device);
for (RfcommChannelVector::const_iterator j = rfcomm_channels.begin();
j != rfcomm_channels.end();
++j) {
ApplicationHandle app_handle =
*j; // for Bluetooth device app_handle is just RFCOMM channel
if (Error::OK != Connect(device->unique_device_id(), app_handle)) {
errors_occured = true;
}
}
}
bool result = !errors_occured;
if (result) {
LOG4CXX_TRACE(logger_, "exit with TRUE");
} else {
LOG4CXX_TRACE(logger_, "exit with FALSE");
}
return result;
}
} // namespace transport_adapter
} // namespace transport_manager
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