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/**
* \file tcp_transport_adapter.cc
* \brief TcpTransportAdapter class source file.
*
* Copyright (c) 2013, 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 <memory.h>
#include <signal.h>
#include <errno.h>
#include <sstream>
#include <cstdlib>
#include "resumption/last_state.h"
#include "transport_manager/tcp/tcp_transport_adapter.h"
#include "transport_manager/tcp/tcp_client_listener.h"
#include "transport_manager/tcp/tcp_connection_factory.h"
#include "transport_manager/tcp/tcp_device.h"
#ifdef AVAHI_SUPPORT
#include "transport_manager/tcp/dnssd_service_browser.h"
#endif
namespace transport_manager {
namespace transport_adapter {
TcpTransportAdapter::TcpTransportAdapter()
: TransportAdapterImpl(
#ifdef AVAHI_SUPPORT
new DnssdServiceBrowser(this)
#else
NULL
#endif
, new TcpConnectionFactory(this)
, new TcpClientListener(this, default_port)) {
}
TcpTransportAdapter::~TcpTransportAdapter() {
}
DeviceType TcpTransportAdapter::GetDeviceType() const {
return "sdl-tcp";
}
void TcpTransportAdapter::Store() const {
LOG4CXX_TRACE_ENTER(logger_);
resumption::LastState::Dictionary tcp_adapter_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;
}
utils::SharedPtr<TcpDevice> tcp_device =
DeviceSptr::static_pointer_cast<TcpDevice>(device);
resumption::LastState::Dictionary device_dictionary;
struct in_addr address;
address.s_addr = tcp_device->in_addr();
device_dictionary.AddItem("address", std::string(inet_ntoa(address)));
resumption::LastState::Dictionary applications_dictionary;
ApplicationList app_ids = tcp_device->GetApplicationList();
for (ApplicationList::const_iterator j = app_ids.begin(); j != app_ids.end(); ++j) {
ApplicationHandle app_handle = *j;
const int port = tcp_device->GetApplicationPort(app_handle);
std::string port_string;
std::stringstream stream(port_string);
stream << port;
if (port != -1) { // don't want to store incoming applications
resumption::LastState::Dictionary application_dictionary;
application_dictionary.AddItem("port", port_string);
applications_dictionary.AddSubitem(port_string, application_dictionary);
}
}
device_dictionary.AddSubitem("applications", applications_dictionary);
tcp_adapter_dictionary.AddSubitem(tcp_device->name(), device_dictionary);
}
resumption::LastState::instance()->dictionary.AddSubitem(
"TcpAdapter", tcp_adapter_dictionary
);
LOG4CXX_TRACE_EXIT(logger_);
}
bool TcpTransportAdapter::Restore() {
LOG4CXX_TRACE_ENTER(logger_);
bool errors_occured = false;
resumption::LastState::Dictionary tcp_adapter_dictionary =
resumption::LastState::instance()->dictionary.SubitemAt("TcpAdapter");
for (resumption::LastState::Dictionary::const_iterator i =
tcp_adapter_dictionary.begin(); i != tcp_adapter_dictionary.end(); ++i) {
std::string name = i->first;
resumption::LastState::Dictionary device_dictionary = i->second;
std::string address_record = device_dictionary.ItemAt("address");
in_addr_t address = inet_addr(address_record.c_str());
TcpDevice* tcp_device = new TcpDevice(address, name);
DeviceSptr device(tcp_device);
AddDevice(device);
resumption::LastState::Dictionary applications_dictionary =
device_dictionary.SubitemAt("applications");
for (resumption::LastState::Dictionary::const_iterator j =
applications_dictionary.begin(); j != applications_dictionary.end(); ++j) {
resumption::LastState::Dictionary application_dictionary = j->second;
std::string port_record = application_dictionary.ItemAt("port");
int port = atoi(port_record.c_str());
ApplicationHandle app_handle = tcp_device->AddDiscoveredApplication(port);
if (Error::OK != Connect(device->unique_device_id(), app_handle)) {
errors_occured = true;
}
}
}
LOG4CXX_TRACE_EXIT(logger_);
return !errors_occured;
}
} // namespace transport_adapter
} // namespace transport_manager
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