Added the trunk/branches/tags directories at repository root, and moved previous root into trunk/

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/trunk@1002 4e206d99-4929-0410-ac5d-dfc041789085

samples/sockets/UDP.cpp

@@ -0,0 +1,65 @@
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+#include <SFML/Network.hpp>
+#include <iostream>
+
+
+////////////////////////////////////////////////////////////
+/// Create a client and send a message to a running server
+///
+////////////////////////////////////////////////////////////
+void DoClientUDP(unsigned short Port)
+{
+    // Ask for server address
+    sf::IPAddress ServerAddress;
+    do
+    {
+        std::cout << "Type address or name of the server to send the message to : ";
+        std::cin  >> ServerAddress;
+    }
+    while (!ServerAddress.IsValid());
+
+    // Create a UDP socket for communicating with server
+    sf::SocketUDP Client;
+
+    // Send a message to the server
+    char Message[] = "Hi, I'm a client !";
+    if (Client.Send(Message, sizeof(Message), ServerAddress, Port) != sf::Socket::Done)
+        return;
+    std::cout << "Message sent to server : \"" << Message << "\"" << std::endl;
+
+    // Close the socket when we're done
+    Client.Close();
+}
+
+
+////////////////////////////////////////////////////////////
+/// Launch a server and wait for incoming messages
+///
+////////////////////////////////////////////////////////////
+void DoServerUDP(unsigned short Port)
+{
+    // Create a UDP socket for communicating with clients
+    sf::SocketUDP Server;
+
+    // Bind it to the specified port
+    if (!Server.Bind(Port))
+        return;
+
+    // Receive a message from anyone
+    sf::IPAddress ClientAddress;
+    unsigned short ClientPort;
+    char Message[128];
+    std::size_t Received;
+    if (Server.Receive(Message, sizeof(Message), Received, ClientAddress, ClientPort) != sf::Socket::Done)
+        return;
+
+    // Display it
+    std::cout << "Message received from " << ClientAddress << " on port " << ClientPort
+              << ": \"" << Message << "\"" << std::endl;
+
+    // Close the socket when we're done
+    Server.Close();
+}