slsDetectorPackage/tests/src/testserver.cpp
Erik Frojdh c86a1e7d48 WIP
2019-06-06 17:00:05 +02:00

83 lines
2.5 KiB
C++

#include "ServerSocket.h"
#include "clara.hpp"
#include "tests/testenum.h"
#include "ServerInterface2.h"
#include "container_utils.h"
#include <iostream>
#include <unordered_map>
// For hashing of enum with C++11, not needed in 14
struct EnumClassHash {
template <typename T> std::size_t operator()(T t) const {
return static_cast<std::size_t>(t);
}
};
using Interface = sls::ServerInterface2;
using func_ptr = void (*)(Interface &);
/********************************************
* Mapped functions *
********************************************/
void read_data(Interface &socket) {
auto data = sls::make_unique<char[]>(DATA_SIZE);
std::cout << "Read: " << socket.Receive(data.get(), DATA_SIZE)
<< " bytes into buffer\n";
}
void read_half_data(Interface &socket) {
auto data = sls::make_unique<char[]>(DATA_SIZE);
std::cout << "Read: " << socket.Receive(data.get(), DATA_SIZE / 2)
<< " bytes into buffer\n";
}
void read_int(Interface &socket) {
auto i = socket.Receive<int>();
std::cout << "Read <int>: " << i << "\n";
}
void read_combined(Interface &socket){
auto i = socket.Receive<int>();
auto d = socket.Receive<double>();
auto f = socket.Receive<float>();
std::cout << "read i: " << i << " d: " << d << " f: " << f << "\n";
}
// Map from int to function pointer, in this case probably a map would be faster
std::unordered_map<func_id, func_ptr, EnumClassHash> fmap{
{func_id::read_data, &read_data},
{func_id::read_int, &read_int},
{func_id::read_half_data, &read_half_data},
{func_id::combined, &read_combined}};
int main(int argc, char **argv) {
std::cout << "Starting test server...\n";
int port = 2345;
// Parse command line arguments using clara
auto cli = clara::Opt(port, "port")["-p"]["--port"]("Port to send to");
auto result = cli.parse(clara::Args(argc, argv));
if (!result) {
std::cerr << "Error in command line: " << result.errorMessage()
<< std::endl;
exit(1);
}
std::cout << "Listening to port: " << port << "\n";
auto server = sls::ServerSocket(port);
while (true) {
try {
auto socket = server.accept();
auto fnum = socket.Receive<func_id>();
std::cout << "Calling func: " << (int)fnum << "\n";
(*fmap[fnum])(socket); // call mapped function
} catch (const sls::RuntimeError &e) {
// Do nothing, error is printed when the exeption is created
}
}
}