Imported from /home/lorry/working-area/delta_boost-tarball/boost_1_54_0.tar.bz2.boost_1_54_0baserock/morph

1 files changed, 89 insertions, 0 deletions

diff --git a/libs/asio/example/cpp03/tutorial/daytime6/server.cpp b/libs/asio/example/cpp03/tutorial/daytime6/server.cpp
new file mode 100644
index 000000000..298c96d1f
--- /dev/null
+++ b/libs/asio/example/cpp03/tutorial/daytime6/server.cpp
@@ -0,0 +1,89 @@
+//
+// server.cpp
+// ~~~~~~~~~~
+//
+// Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#include <ctime>
+#include <iostream>
+#include <string>
+#include <boost/array.hpp>
+#include <boost/bind.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/asio.hpp>
+
+using boost::asio::ip::udp;
+
+std::string make_daytime_string()
+{
+  using namespace std; // For time_t, time and ctime;
+  time_t now = time(0);
+  return ctime(&now);
+}
+
+class udp_server
+{
+public:
+  udp_server(boost::asio::io_service& io_service)
+    : socket_(io_service, udp::endpoint(udp::v4(), 13))
+  {
+    start_receive();
+  }
+
+private:
+  void start_receive()
+  {
+    socket_.async_receive_from(
+        boost::asio::buffer(recv_buffer_), remote_endpoint_,
+        boost::bind(&udp_server::handle_receive, this,
+          boost::asio::placeholders::error,
+          boost::asio::placeholders::bytes_transferred));
+  }
+
+  void handle_receive(const boost::system::error_code& error,
+      std::size_t /*bytes_transferred*/)
+  {
+    if (!error || error == boost::asio::error::message_size)
+    {
+      boost::shared_ptr<std::string> message(
+          new std::string(make_daytime_string()));
+
+      socket_.async_send_to(boost::asio::buffer(*message), remote_endpoint_,
+          boost::bind(&udp_server::handle_send, this, message,
+            boost::asio::placeholders::error,
+            boost::asio::placeholders::bytes_transferred));
+
+      start_receive();
+    }
+  }
+
+  void handle_send(boost::shared_ptr<std::string> /*message*/,
+      const boost::system::error_code& /*error*/,
+      std::size_t /*bytes_transferred*/)
+  {
+  }
+
+  udp::socket socket_;
+  udp::endpoint remote_endpoint_;
+  boost::array<char, 1> recv_buffer_;
+};
+
+int main()
+{
+  try
+  {
+    boost::asio::io_service io_service;
+    udp_server server(io_service);
+    io_service.run();
+  }
+  catch (std::exception& e)
+  {
+    std::cerr << e.what() << std::endl;
+  }
+
+  return 0;
+}