int main(void)
{
try
{
Socket::UDP sock;
Socket::Address to("127.0.0.1", 10000);
sock.send<string>(to, "this is the string"); // ("127.0.0.1", 10000, "this is a string");
// as well as the others
int iarr[5] = { 0, 1, 2, 3, 4 };
sock.send<int>(to, iarr, 5);
sock.send<float>(to, 5.0);
double darr[5] = { 0.0, 1.0, 2.0, 3.0, 4.0 };
sock.send<double>(to, darr, 5);
vector<prova> vec;
for (int i = 0; i < 5; i++) vec.push_back( { i, i + 1 });
sock.send<prova>(to, vec);
sock.close();
}
catch (Socket::SocketException &e)
{
cout << e << endl;
}
return 0;
}
int main(void)
{
try
{
Socket::UDP sock;
sock.listen_on_port(3000);
sock.send("127.0.0.1", 2000, "request");
Socket::Datagram received = sock.receive();
cout << received.data << endl;
sock.close();
}
catch (Socket::Exception &e)
{
cout << e.what() << endl;
}
return 0;
}
int main(void)
{
try
{
Socket::UDP sock;
double buffer[SOCKET_MAX_BUFFER_LEN];
int i;
sock.listen_on_port(10000);
Socket::Datagram<string> rec_str = sock.receive<string>();
Socket::Datagram<int[5]> rec_arr = sock.receive<int, 5>(); // ([, 5]);
Socket::Datagram<float> rec_var = sock.receive<float>();
Socket::Datagram<double*> rec_pnt = sock.receive<double>(buffer); // (buffer [, SOCKET_MAX_BUFFER_LEN]);
Socket::Datagram<vector<prova> > rec_vec = sock.receive<prova>(5); // conflict with the first one, must be specified
cout << rec_str.data << endl;
cout << endl;
for (i = 0; i < 5; i++) cout << rec_arr.data[i] << endl;
cout << endl;
cout << rec_var.data << endl;
cout << endl;
for (i = 0; i < rec_pnt.received_elements; i++) cout << rec_pnt.data[i] << endl;
cout << endl;
for (i = 0; i < rec_vec.data.size(); i++) cout << rec_vec.data[i].something << " - " << rec_vec.data[i].somethingelse << endl;
cout << endl;
cout << "from: " << rec_vec.address << endl; // I know could be always different, just for the sake of simplicity
sock.close();
}
catch (Socket::SocketException &e)
{
cout << e << endl;
}
return 0;
}
int main(void)
{
char* buffer = new char[SOCKET_MAX_BUFFER_BYTES];
try
{
Socket::UDP sock;
sock.open();
unsigned int i;
int buffer_size = SOCKET_MAX_BUFFER_BYTES / sizeof(double);
// sock.set_option(SOL_SOCKET, SO_SNDBUF, (const char*)&buffer_size, sizeof(char)); // throw ERROR
sock.set_option(SOL_SOCKET, SO_SNDBUF, (const char*)&buffer_size, sizeof(buffer_size));
sock.set_dontfragment(true);
sock.set_broadcast(true);
sock.bind_on_port(10000);
// Socket::Datagram<string> rec_str = sock.receive<string>();
Socket::Datagram<string> rec_str;
do
{
rec_str = sock.receive_timeout<string>(1000);
if (rec_str.received_bytes > 0)
break;
else
cout << "receive timeout" << endl;
}
while (1);
cout << rec_str.data << endl;
cout << endl;
Socket::Datagram<int[5]> rec_arr = sock.receive<int, 5>(); // ([, 5]);
for (i = 0; i < 5; i++)
cout << rec_arr.data[i] << " ";
cout << endl << endl;
Socket::Datagram<float> rec_var = sock.receive<float>();
cout << rec_var.data << endl;
cout << endl;
// (buffer [, SOCKET_MAX_BUFFER_BYTES]);
Socket::Datagram<double*> rec_pnt = sock.receive<double>((double*)buffer);
for (i = 0; i < rec_pnt.received_elements; i++)
cout << rec_pnt.data[i] << " ";
cout << endl;
Socket::Datagram<prova*> rec_stct = sock.receive<prova>((prova*)buffer);
cout << "struct prova: {" << rec_stct.data->something << ", " << rec_stct.data->somethingelse << "}" << endl;
sock.close();
}
catch (Socket::SocketException &e)
{
int lasterror;
string err_msg;
if ((lasterror = e.get_error(err_msg)) > 0)
cout << "lasterror = " << lasterror << ", " << err_msg << endl;
cout << e.what() << endl;
}
if (buffer)
{
delete[] buffer;
buffer = nullptr;
}
return 0;
}
