C++框架的社区资源：学习和支持渠道全攻略

#include <boost/asio.hpp>

#include <boost/bind.hpp>

#include <iOStream>

using namespace boost::asio;

void handle_request(const error_code& error, streambuf& request) {

  if (!error) {

    std::istream request_stream(&request);

    std::ostringstream response_stream;

    std::string line;

    while (std::getline(request_stream, line)) {

      response_stream << "Echo: " << line << "\n";

    }

    std::string response = response_stream.str();

    boost::system::error_code ignored_error;

    request.consume(request.size());

    request.sputn(response.data(), response.size());

  }

}

int main() {

  io_service io_service;

  IP::tcp::endpoint endpoint(ip::tcp::v4(), 8080);

  ip::tcp::acceptor acceptor(io_service, endpoint);

  for (;;) {

    streambuf request;

    ip::tcp::socket socket(io_service);

    acceptor.async_accept(socket,

      boost::bind(handle_request, _1, _2));

    io_service.run();

  }

}