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Diff: LPC1768/api/UDPSocket.h
- Revision:
- 5:bc7df6da7589
- Parent:
- 0:422060928e37
diff -r 9cec8b1dcf09 -r bc7df6da7589 LPC1768/api/UDPSocket.h --- a/LPC1768/api/UDPSocket.h Fri Jul 09 14:34:26 2010 +0000 +++ b/LPC1768/api/UDPSocket.h Thu Aug 05 15:09:22 2010 +0000 @@ -21,47 +21,86 @@ THE SOFTWARE. */ +/** \file +UDP Socket header file +*/ + #ifndef UDPSOCKET_H #define UDPSOCKET_H -#include "if/net/net.h" +#include "core/net.h" +#include "core/host.h" //Essentially it is a safe interface to NetUdpSocket +///UDP Socket error codes enum UDPSocketErr { __UDPSOCKET_MIN = -0xFFFF, - UDPSOCKET_SETUP, //NetUdpSocket not properly configured - UDPSOCKET_IF, //If has problems, does not exist or is not initialized - UDPSOCKET_MEM, //Not enough mem - UDPSOCKET_INUSE, //If/Port is in use + UDPSOCKET_SETUP, ///<UDPSocket not properly configured + UDPSOCKET_IF, ///<Interface has problems, does not exist or is not initialized + UDPSOCKET_MEM, ///<Not enough mem + UDPSOCKET_INUSE, ///<Interface / Port is in use //... - UDPSOCKET_OK = 0 + UDPSOCKET_OK = 0 ///<Success }; -enum UDPSocketEvent //Only one lonely event here... but who knows, maybe some day there'll be another one! +///UDP Socket Event(s) +enum UDPSocketEvent //Only one event here for now, but keeps that model in case we need to implement some others { - UDPSOCKET_READABLE, //Data in buf + UDPSOCKET_READABLE, ///<Data in buf }; +class NetUdpSocket; +enum NetUdpSocketEvent; +///This is a simple UDP Socket class +/** + This class exposes an API to deal with UDP Sockets +*/ class UDPSocket { public: + ///Creates a new socket UDPSocket(); + + ///Closes and destroys socket ~UDPSocket(); //close() + ///Binds the socket to local host or a multicast address UDPSocketErr bind(const Host& me); + ///Sends data + /* + @param pHost : host to send data to + @return a negative error code or the number of bytes transmitted + */ int /*if < 0 : UDPSocketErr*/ sendto(const char* buf, int len, Host* pHost); + + ///Receives data + /* + @param pHost : host from which this piece of data comes from + @return a negative error code or the number of bytes received + */ int /*if < 0 : UDPSocketErr*/ recvfrom(char* buf, int len, Host* pHost); /* TODO NTH : printf / scanf helpers that call send/recv */ + ///Closes socket UDPSocketErr close(); + //Callbacks + ///Setups callback + /** + @param pMethod : callback function + */ + void setOnEvent( void (*pMethod)(UDPSocketEvent) ); + class CDummy; - //Callbacks - void setOnEvent( void (*pMethod)(UDPSocketEvent) ); + ///Setups callback + /** + @param pItem : instance of class on which to execute the callback method + @param pMethod : callback method + */ template<class T> void setOnEvent( T* pItem, void (T::*pMethod)(UDPSocketEvent) ) { @@ -69,7 +108,8 @@ m_pCbMeth = (void (CDummy::*)(UDPSocketEvent)) pMethod; } - void resetOnEvent(); //Disable callback + ///Disables callback + void resetOnEvent(); protected: void onNetUdpSocketEvent(NetUdpSocketEvent e);