gnss-sdr/src/algorithms/signal_source/libs/rtl_tcp_commands.cc

52 lines
1.9 KiB
C++

/*!
* \file rtl_tcp_commands.cc
* \brief Defines methods for communicating with rtl_tcp
* \author Anthony Arnold, 2015. anthony.arnold(at)uqconnect.edu.au
*
* This file contains information taken from librtlsdr:
* https://git.osmocom.org/rtl-sdr
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include "rtl_tcp_commands.h"
#include <boost/asio/buffer.hpp> // for buffer
#include <boost/asio/detail/impl/socket_ops.ipp> // for host_to_network_long
#include <cstring> // for memcpy
boost::system::error_code rtl_tcp_command(RTL_TCP_COMMAND id, unsigned param, boost::asio::ip::tcp::socket &socket)
{
// Data payload
unsigned char data[sizeof(unsigned char) + sizeof(unsigned)];
data[0] = static_cast<unsigned char>(id);
unsigned nparam = boost::asio::detail::socket_ops::host_to_network_long(param);
std::memcpy(&data[1], &nparam, sizeof(nparam));
boost::system::error_code ec;
socket.send(boost::asio::buffer(data), 0, ec);
return ec;
}