Make server and client

boost_boilerplate/src/chapter02_io/shutdown_and_close_socket_server.cpp

@@ -8,7 +8,49 @@ namespace net = boost::asio;
 namespace sys = boost::system;
 using namespace std;
 
+void ProcessRequest(net::ip::tcp::socket& sock)
+{
+  sys::error_code ec;
+  net::streambuf request_buf;
+
+  net::read(sock, request_buf, ec);
+
+  if (ec != net::error::eof)
+  {
+    throw sys::system_error(ec);
+  }
+
+  const char response_buf[] = {0x48, 0x69, 0x21};
+
+  net::write(sock, net::buffer(response_buf));
+
+  sock.shutdown(net::socket_base::shutdown_send);
+}
+
 int main()
 {
+  const uint16_t port_num = 3333;
 
+  try
+  {
+    net::ip::tcp::endpoint ep(net::ip::address_v4::any(), port_num);
+
+    net::io_context ios;
+
+    net::ip::tcp::acceptor  acceptor(ios, ep);
+
+    net::ip::tcp::socket sock(ios);
+
+    acceptor.accept(sock);
+
+    ProcessRequest(sock);
+  }
+  catch (const sys::system_error& err)
+  {
+    cout << "Error!" << err.what() << endl;
+
+    return EXIT_FAILURE;
+  }
+
+  return EXIT_SUCCESS;
 }