/usr/include/happycoders/socket/udpsocket.hh is in happycoders-libsocket-dev 1.6-1ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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** udpsocket.hh
** Login : Julien Lemoine <speedblue@happycoders.org>
** Started on Sun Mar 2 00:53:36 2003 Julien Lemoine
** $Id: udpsocket.hh,v 1.2 2004/06/01 21:30:54 speedblue Exp $
**
** Copyright (C) 2003,2004 Julien Lemoine
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU Lesser General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program 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 Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef UDP_SOCKET_HH_
# define UDP_SOCKET_HH_
#include "netsocket.hh"
namespace Network
{
/// @brief This class represent a udp connection (client and server)
/// @author Julien Lemoine <speedblue at happycoders dot org>
class UdpSocket : public NetSocket
{
public:
UdpSocket(SOCKET_VERSION version = V4) :
NetSocket(UDP, version)
{}
UdpSocket(PROTO_KIND pkind, SOCKET_VERSION version = V4) :
NetSocket(UDP, pkind, version)
{}
virtual ~UdpSocket()
{
close();
}
public:
/// @brief Connect as an UDP client
/**
* Here is an example of an UDP client using libsocket:
* <pre>
* #include <stdlib.h>
* #include <iostream>
* #include <string>
* #include "socket/udpsocket.hh"
*
* int main(int argc, char **argv)
* {
* Network::UdpSocket client;
* //Network::UdpSocket client(Network::V6);
* // For IPV6 mode
* std::string str;
*
* if (argc < 3)
* {
* std::cout << "Use: " << argv[0] << " port hostname" << std::endl;
* exit(0);
* }
* try
* {
* client.connect(std::string(argv[2]), strtol(argv[1], NULL, 10));
* while (str != "quit")
* {
* std::cin >> str;
* client << str;
* }
* client.close();
* exit(0);
* }
* catch (Network::Exception e)
* {
* std::cerr << e;
* exit(1);
* }
* }
* </pre>
*/
void connect(const std::string& hostname, int port);
/// @brief Connect as an UDP server
/**
* Here is an example of an UDP server using libsocket :
* <pre>
* #include <stdlib.h>
* #include <iostream>
* #include <string>
* #include "socket/udpsocket.hh"
* #include "exception/exception.hh"
*
* int main(int argc, char **argv)
* {
* Network::UdpSocket server;
* std::string str, host;
*
* if (argc < 2)
* {
* std::cout << "Use: " << argv[0] << " port" << std::endl;
* exit(0);
* }
* try
* {
* server.connect(strtol(argv[1], NULL, 10));
* while (str != "quit")
* {
* //read with a timeout of 30 seconds and get client host and port
* str = server.read(port, host, 30);
* std::cout << "Received [" << str << "] from : " << host
* << ":" << port << "]" << std::endl;
* }
* server.close();
* exit (0);
* }
* catch (Network::Timeout e)
* {
* std::cerr << e;
* std::cerr << "No connection during last 30s, closing connection"
* << std::endl;
* exit (1);
* }
* catch (Network::Exception e)
* {
* std::cerr << e;
* exit(1);
* }
* }
* </pre>
*/
void connect(int port);
/// @brief Close the connection
void close();
protected:
/// @brief Get a line from socket and store client hostname and
/// port in port and host variable (when used with binary protocol)
/// @exception NoConnection when there is no open socket
/// @exception ConnectionClosed when there is no more connection
/// @exception GetpeernameError when getpeername libc function
/// return a negative value
std::string _read_line_bin(int socket, int& port,
std::string& host,
unsigned int pkg_size);
/// @brief Get a line from socket (when used with binary protocol)
/// @exception NoConnection when there is no open socket
/// @exception ConnectionClosed when there is no more connection
std::string _read_line_bin(int socket, unsigned int size);
};
}
#endif /* !UDP_SOCKET_HH_ */
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