Emilio Monti / Mbed 2 deprecated EchoServer

Echo Server based on the legacy EthernetNetIf libraries used for a performance comparison with the new networking libraries

Dependencies:   EthernetNetIf mbed

Fork of EchoServer by ryosuke kojima

TCPEchoHandler.h@1:7b4661a721c1, 2012-08-01 (annotated)

Committer:
emilmont
Date:
Wed Aug 01 16:25:14 2012 +0000
Revision:
1:7b4661a721c1
Parent:
0:fcd581e3ad7d 
Echo Server based on the legacy EthernetNetIf libraries used for a performance comparison with the new networking libraries

Who changed what in which revision?

UserRevisionLine numberNew contents of line
naegawa 0:fcd581e3ad7d 1 #ifndef TCP_ECHO_HANDLER_H
naegawa 0:fcd581e3ad7d 2 #define TCP_ECHO_HANDLER_H
naegawa 0:fcd581e3ad7d 3
naegawa 0:fcd581e3ad7d 4 #include "mbed.h"
naegawa 0:fcd581e3ad7d 5 #include "TCPSocket.h"
naegawa 0:fcd581e3ad7d 6 #include <netservice.h>
naegawa 0:fcd581e3ad7d 7 // Constant: ECHO_TIMOUT
naegawa 0:fcd581e3ad7d 8 // The timeout period for inactivity in milliseconds
naegawa 0:fcd581e3ad7d 9 #define ECHO_TIMEOUT 5000
naegawa 0:fcd581e3ad7d 10
naegawa 0:fcd581e3ad7d 11 /*
naegawa 0:fcd581e3ad7d 12 Class: TCPEchoHandler
naegawa 0:fcd581e3ad7d 13 A class instantiated to handle the incoming TCP client connection
naegawa 0:fcd581e3ad7d 14 Extends NetService to hook into the TCP/IP stack's polling
naegawa 0:fcd581e3ad7d 15 and destruction service
naegawa 0:fcd581e3ad7d 16 */
naegawa 0:fcd581e3ad7d 17 class TCPEchoHandler : public NetService {
naegawa 0:fcd581e3ad7d 18 public:
naegawa 0:fcd581e3ad7d 19 // Constructor: TCPEchoHandler
naegawa 0:fcd581e3ad7d 20 // Setup and handle the incoming connection
naegawa 0:fcd581e3ad7d 21 TCPEchoHandler(TCPSocket*);
naegawa 0:fcd581e3ad7d 22 virtual ~TCPEchoHandler();
naegawa 0:fcd581e3ad7d 23 private:
naegawa 0:fcd581e3ad7d 24 // Variable: clientSocket
naegawa 0:fcd581e3ad7d 25 // The incoming TCP socket from the client
naegawa 0:fcd581e3ad7d 26 TCPSocket* clientSocket;
naegawa 0:fcd581e3ad7d 27 // Variable: closed
naegawa 0:fcd581e3ad7d 28 // A marker to say whether this socket is already closed
naegawa 0:fcd581e3ad7d 29 int closed;
naegawa 0:fcd581e3ad7d 30 // Variable: timeoutWatchdog
naegawa 0:fcd581e3ad7d 31 // A timer to countdown from during inactivity and close
naegawa 0:fcd581e3ad7d 32 // dormant connections
naegawa 0:fcd581e3ad7d 33 Timeout timeoutWatchdog;
naegawa 0:fcd581e3ad7d 34
naegawa 0:fcd581e3ad7d 35 // Function: onNetTcpSocketEvent
naegawa 0:fcd581e3ad7d 36 // The callback function called by the network stack whenever an
naegawa 0:fcd581e3ad7d 37 // event occurs on the TCP socket
naegawa 0:fcd581e3ad7d 38 // Parameter: e - The event that has occurred
naegawa 0:fcd581e3ad7d 39 void onTCPSocketEvent(TCPSocketEvent e);
naegawa 0:fcd581e3ad7d 40 // Function: close
naegawa 0:fcd581e3ad7d 41 // Closes the client socket and marks this class as done with
naegawa 0:fcd581e3ad7d 42 // for the TCP/IP stack to destroy
naegawa 0:fcd581e3ad7d 43 virtual void close();
naegawa 0:fcd581e3ad7d 44 // Function: setTimeout
naegawa 0:fcd581e3ad7d 45 // Parameter: timeout - The length of time to wait for more activity in milliseconds
naegawa 0:fcd581e3ad7d 46 void setTimeout(unsigned int timeout);
naegawa 0:fcd581e3ad7d 47 // Function: onTimeout
naegawa 0:fcd581e3ad7d 48 // The handler called by the timeout watchdog to close the connection when timed out
naegawa 0:fcd581e3ad7d 49 void onTimeout();
naegawa 0:fcd581e3ad7d 50 };
naegawa 0:fcd581e3ad7d 51
naegawa 0:fcd581e3ad7d 52 #endif