Darran Shepherd / Mbed 2 deprecated AutoDiscovery

First attempt at some form of autodiscovery of an mbed based device by periodically broadcasting our IP in a UDP packet.

Dependencies:   mbed

AutoDiscoveryBroadcaster.h@0:c1be031ca851, 2010-06-18 (annotated)

Committer:
darran
Date:
Fri Jun 18 09:09:57 2010 +0000
Revision:
0:c1be031ca851

        

        
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#ifndef AUTO_DISCOVERY_BROADCASTER_H





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#define AUTO_DISCOVERY_BROADCASTER_H





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#include "mbed.h"





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#include "UDPSocket.h"





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#include "BroadcastMessage.h"





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/*





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    Class: AutoDiscoveryBroadcaster





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    Periodically sends out hostname





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    and IP address on UDP port 2010





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*/





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class AutoDiscoveryBroadcaster {





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public:





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    // Constructor: AutoDiscoveryBroadcaster





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    // Creates the UDP sockets





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    AutoDiscoveryBroadcaster();





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    // Destructor: ~AutoDiscoveryBroadcaster





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    // Deletes the UDP socket





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    ~AutoDiscoveryBroadcaster();





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    /*





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        Function: start





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        Starts periodically sending out the information datagrams





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        Parameters:





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            udpPort - The UDP port to send on (default 2010)





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            period  - The period between broadcasts





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     */





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    void start(int udpPort=2010, int period=5);





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    /*





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        Function: stop





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        Stops sending out the information datagrams





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     */





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    void stop();





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private:





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    // Variable: udpSock





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    // The UDP socket





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    UDPSocket* udpSock;





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    // Variable: running





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    // Flag to indicate whether we're running or not





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    char running;





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    // Variable: ticker





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    // Ticker used to periodically call broadcast()





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    Ticker ticker;





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    Host host;





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    // Function: broadcast





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    // The method that actually broadcasts the information





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    // about this mbed





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    void broadcast();





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    BroadcastMessage msg;





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};





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#endif