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| #include "udp_client.hxx"
#include <iostream>
#include <fstream>
#include <functional>
#include <vector>
//#include <thread>
#include <boost/bind/bind.hpp>
#include <boost/asio.hpp>
#include <ctime>
#include <boost/date_time/posix_time/posix_time.hpp>
#include "udp_constants.hxx"
using boost::asio::ip::udp;
udp_client::udp_client(boost::asio::io_context &io) :
strand(boost::asio::make_strand(io)),
socket_data(io, udp::endpoint(udp::v4(), udp_constants::ports::data)),
socket_daq_start(io, udp::endpoint(udp::v4(), udp_constants::ports::daq_start)),
socket_daq_stop(io, udp::endpoint(udp::v4(), udp_constants::ports::daq_stop)),
socket_slice_start(io, udp::endpoint(udp::v4(), udp_constants::ports::slice_start)),
socket_slice_stop(io, udp::endpoint(udp::v4(), udp_constants::ports::slice_stop)),
socket_tx(io),
timer{strand}
{
socket_daq_start.connect(udp::endpoint(boost::asio::ip::address::from_string("192.168.0.1"), 50000));
socket_daq_stop.connect(udp::endpoint(boost::asio::ip::address::from_string("192.168.0.1"), 54000));
socket_slice_start.connect(udp::endpoint(boost::asio::ip::address::from_string("192.168.0.1"), 51000));
socket_slice_stop.connect(udp::endpoint(boost::asio::ip::address::from_string("192.168.0.1"), 53000));
socket_data.connect(udp::endpoint(boost::asio::ip::address::from_string("192.168.0.1"), 52000));
datagrams.push_back(std::vector<unsigned char>{0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00});
datagrams.push_back(std::vector<unsigned char>{0x00, 0x01, 0x00, 0x01, 0x00, 0x7a, 0x11, 0xfe});
datagrams.push_back(std::vector<unsigned char>{0x00, 0x01, 0x00, 0x02, 0x00, 0x7a, 0x11, 0xfe});
datagrams.push_back(std::vector<unsigned char>{0x00, 0x01, 0x00, 0x03, 0x00, 0x00, 0x00, 0x05});
datagrams.push_back(std::vector<unsigned char>{0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01});
set_acquisition_and_get_data(datagrams);
filename="/home/lemaire/data.dat";
}
udp_client::~udp_client()
{
socket_daq_start.close();
socket_slice_start.close();
socket_slice_stop.close();
socket_daq_stop.close();
socket_data.close();
// close file
output_stream.close();
// inform user
std::cout << "udp server destructor" << std::endl;
}
/**
* @brief udp_client::get_time_stamp
* @return
*
* @note je ne sais pas pour l'instant si c'est bien pertinent mais
* l'objet c'était d'avoir un getter...
*/
uint64_t udp_client::get_timestamp()
{
return create_timestamp();
}
std::vector<unsigned char> udp_client::ui64_to_vector(uint64_t w)
{
std::vector<unsigned char> vec(8, 0x0);
char c;
size_t d{0};
for(int i{0}; i<8; i++)
{
d = (8-1-i)*8;
c = static_cast<unsigned char>(w >> d);
vec[i] = c;
}
return vec;
}
bool udp_client::send_data(std::vector<std::vector<unsigned char>>& datagrams)
{
std::cout << __PRETTY_FUNCTION__ << std::endl;
using udp = boost::asio::ip::udp;
auto endpoint = udp::endpoint(
boost::asio::ip::address::from_string(udp_constants::ip::fpga),
udp_constants::ports::configuration);
try
{
socket_tx.open(boost::asio::ip::udp::v4());
for(auto datagram: datagrams)
socket_tx.send_to(boost::asio::buffer(datagram), endpoint);
socket_tx.close();
}
catch (const boost::system::system_error& e)
{
std::cout << e.what() << std::endl;
}
return true;
}
bool udp_client::set_acquisition_and_get_data(std::vector<std::vector<unsigned char>>& datagrams)
{
std::cout << __PRETTY_FUNCTION__ << " begin" << std::endl;
start_receive();
std::cout << __PRETTY_FUNCTION__ << " start receive launched" << std::endl;
send_data(datagrams);
std::cout << __PRETTY_FUNCTION__ << " instructions sent" << std::endl;
return true;
}
void udp_client::start_receive()
{
std::cout << __PRETTY_FUNCTION__ << std::endl;
output_stream.open(filename,
std::ofstream::out |
std::ofstream::trunc |
std::ofstream::binary);
std::vector<udp::endpoint> endpoints(5);
socket_daq_start.async_receive
(boost::asio::buffer(buffer_daq_start.data(), 16),
boost::asio::bind_executor
(strand,
boost::bind
(&udp_client::handle_daq_start,
this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred
)
)
);
std::cout << __PRETTY_FUNCTION__ << " socket daq start started" << std::endl;
// --
socket_slice_start.async_receive
(boost::asio::buffer(buffer_slice_start.data(), 64),
boost::asio::bind_executor
(strand,
boost::bind
(&udp_client::handle_slice_start,
this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred
)
)
);
std::cout << __PRETTY_FUNCTION__ << " socket slice start started" << std::endl;
// --
socket_slice_stop.async_receive
(boost::asio::buffer(buffer_slice_stop.data(), 64),
boost::asio::bind_executor
(strand,
boost::bind
(&udp_client::handle_slice_stop,
this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred
)
)
);
std::cout << __PRETTY_FUNCTION__ << " socket slice stop started" << std::endl;
// --
socket_daq_stop.async_receive
(boost::asio::buffer(buffer_daq_stop.data(), 16),
boost::asio::bind_executor
(strand,
boost::bind
(&udp_client::handle_daq_stop,
this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred
)
)
);
std::cout << __PRETTY_FUNCTION__ << " socket slice stop started" << std::endl;
// --
socket_data.async_receive
(boost::asio::buffer(buffer_data_1.data(), 16),
boost::asio::bind_executor
(strand,
boost::bind
(&udp_client::handle_data,
this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred
)
)
);
std::cout << __PRETTY_FUNCTION__ << " socket data started" << std::endl;
return;
}
void udp_client::handle_daq_start(const boost::system::error_code& error, // Result of operation.
std::size_t bytes_transferred)
{
std::cout << __PRETTY_FUNCTION__ << std::endl;
if(!error)
{
// write the data
if(!output_stream.is_open())
output_stream.open(filename,
std::ofstream::out |
std::ofstream::trunc |
std::ofstream::binary);
output_stream.write(buffer_daq_start.data(), bytes_transferred);
timer.expires_after(boost::asio::chrono::milliseconds(timeout));
timer.async_wait(boost::bind(&udp_client::handle_timeout, this,
boost::asio::placeholders::error));
}
else
{
std::cerr << "handle daq start error";
std::cerr << "message : " << error.message() << std::endl;
}
return;
}
void udp_client::handle_slice_start(const boost::system::error_code &error,
std::size_t bytes_transferred)
{
if(!error)
{
// add time to the timeout timer
timer.expires_after(boost::asio::chrono::milliseconds(timeout));
timer.async_wait(boost::bind(&udp_client::handle_timeout, this,
boost::asio::placeholders::error));
// write the data
output_stream.write(buffer_slice_start.data(), bytes_transferred);
}
else
{
std::cerr << "handle daq start error" << std::endl;
std::cerr << error.message() << std::endl;
}
return;
}
void udp_client::handle_slice_stop(const boost::system::error_code &error,
std::size_t bytes_transferred)
{
if(!error)
{
// add time to the timeout timer
timer.expires_after(boost::asio::chrono::milliseconds(timeout));
timer.async_wait(boost::bind(&udp_client::handle_timeout, this,
boost::asio::placeholders::error));
// write the data
output_stream.write(buffer_slice_start.data(), bytes_transferred);
}
else
{
std::cerr << "handle daq start error" << std::endl;
std::cerr << error.message() << std::endl;
}
return;
}
void udp_client::handle_data(const boost::system::error_code& error,
std::size_t bytes_transferred)
{
if(!error)
{
// add time to the timeout timer
timer.expires_after(boost::asio::chrono::milliseconds(timeout));
timer.async_wait(boost::bind(&udp_client::handle_timeout, this,
boost::asio::placeholders::error));
// write the data
output_stream.write(buffer_slice_start.data(), bytes_transferred);
// receive_data();
}
else
{
std::cerr << "handle daq start error" << std::endl;
std::cerr << error.message() << std::endl;
}
receive_data();
return;
}
void udp_client::receive_data()
{
socket_data.async_receive
(boost::asio::buffer(buffer_data_1.data(), buffer_data_1.size()),
boost::asio::bind_executor
(strand,
boost::bind
(&udp_client::handle_data,
this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred
)
)
);
return;
}
void udp_client::handle_daq_stop(const boost::system::error_code &error,
std::size_t bytes_transferred)
{
if(!error)
{
// add time to the timeout timer
timer.expires_after(boost::asio::chrono::milliseconds(timeout));
timer.async_wait(boost::bind(&udp_client::handle_timeout, this,
boost::asio::placeholders::error));
// write the data
output_stream.write(buffer_daq_stop.data(), bytes_transferred);
}
output_stream.close();
return;
}
const std::string udp_client::get_data_file_name()
{
return filename+std::to_string(file_index)+".dat";
}
void udp_client::handle_timeout(const boost::system::error_code& e)
{
if (e != boost::asio::error::operation_aborted)
{
// close sockets
socket_daq_start.shutdown(udp::socket::shutdown_both);
socket_slice_start.shutdown(udp::socket::shutdown_both);
socket_slice_stop.shutdown(udp::socket::shutdown_both);
socket_daq_stop.shutdown(udp::socket::shutdown_both);
socket_data.shutdown(udp::socket::shutdown_both);
output_stream.close();
std::cout << "file written and closed, socket closed" << std::endl;
}
} |
Client udp qui écoute plusieurs ports en utilisant boost::asio
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