FBI FRATER / Mbed 2 deprecated InetTest

Library for Bert van Dam's book "ARM MICROCONTROLLERS" For all chapters with internet.

Dependencies:   mbed

NetServices/if/net/netudpsocket.h@0:4edb816d21e1, 2015-10-16 (annotated)

Committer:
ICTFBI
Date:
Fri Oct 16 14:28:26 2015 +0000
Revision:
0:4edb816d21e1
Pre-update 16-10-15

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ICTFBI 0:4edb816d21e1 1
ICTFBI 0:4edb816d21e1 2 /*
ICTFBI 0:4edb816d21e1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
ICTFBI 0:4edb816d21e1 4
ICTFBI 0:4edb816d21e1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
ICTFBI 0:4edb816d21e1 6 of this software and associated documentation files (the "Software"), to deal
ICTFBI 0:4edb816d21e1 7 in the Software without restriction, including without limitation the rights
ICTFBI 0:4edb816d21e1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
ICTFBI 0:4edb816d21e1 9 copies of the Software, and to permit persons to whom the Software is
ICTFBI 0:4edb816d21e1 10 furnished to do so, subject to the following conditions:
ICTFBI 0:4edb816d21e1 11
ICTFBI 0:4edb816d21e1 12 The above copyright notice and this permission notice shall be included in
ICTFBI 0:4edb816d21e1 13 all copies or substantial portions of the Software.
ICTFBI 0:4edb816d21e1 14
ICTFBI 0:4edb816d21e1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
ICTFBI 0:4edb816d21e1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
ICTFBI 0:4edb816d21e1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
ICTFBI 0:4edb816d21e1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
ICTFBI 0:4edb816d21e1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ICTFBI 0:4edb816d21e1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
ICTFBI 0:4edb816d21e1 21 THE SOFTWARE.
ICTFBI 0:4edb816d21e1 22 */
ICTFBI 0:4edb816d21e1 23
ICTFBI 0:4edb816d21e1 24 #ifndef NETUDPSOCKET_H
ICTFBI 0:4edb816d21e1 25 #define NETUDPSOCKET_H
ICTFBI 0:4edb816d21e1 26
ICTFBI 0:4edb816d21e1 27 #include "net.h"
ICTFBI 0:4edb816d21e1 28 #include "host.h"
ICTFBI 0:4edb816d21e1 29
ICTFBI 0:4edb816d21e1 30 #include <queue>
ICTFBI 0:4edb816d21e1 31 using std::queue;
ICTFBI 0:4edb816d21e1 32
ICTFBI 0:4edb816d21e1 33 //Implements a Berkeley-like socket if
ICTFBI 0:4edb816d21e1 34 //Can be interfaced either to lwip or a Telit module
ICTFBI 0:4edb816d21e1 35
ICTFBI 0:4edb816d21e1 36 enum NetUdpSocketErr
ICTFBI 0:4edb816d21e1 37 {
ICTFBI 0:4edb816d21e1 38 __NETUDPSOCKET_MIN = -0xFFFF,
ICTFBI 0:4edb816d21e1 39 NETUDPSOCKET_SETUP, //NetUdpSocket not properly configured
ICTFBI 0:4edb816d21e1 40 NETUDPSOCKET_IF, //If has problems
ICTFBI 0:4edb816d21e1 41 NETUDPSOCKET_MEM, //Not enough mem
ICTFBI 0:4edb816d21e1 42 NETUDPSOCKET_INUSE, //If/Port is in use
ICTFBI 0:4edb816d21e1 43 //...
ICTFBI 0:4edb816d21e1 44 NETUDPSOCKET_OK = 0
ICTFBI 0:4edb816d21e1 45 };
ICTFBI 0:4edb816d21e1 46
ICTFBI 0:4edb816d21e1 47 enum NetUdpSocketEvent //Only one lonely event here... but who knows, maybe some day there'll be another one!
ICTFBI 0:4edb816d21e1 48 {
ICTFBI 0:4edb816d21e1 49 NETUDPSOCKET_READABLE, //Data in buf
ICTFBI 0:4edb816d21e1 50 };
ICTFBI 0:4edb816d21e1 51
ICTFBI 0:4edb816d21e1 52
ICTFBI 0:4edb816d21e1 53 class NetUdpSocket
ICTFBI 0:4edb816d21e1 54 {
ICTFBI 0:4edb816d21e1 55 public:
ICTFBI 0:4edb816d21e1 56 NetUdpSocket();
ICTFBI 0:4edb816d21e1 57 virtual ~NetUdpSocket(); //close()
ICTFBI 0:4edb816d21e1 58
ICTFBI 0:4edb816d21e1 59 virtual NetUdpSocketErr bind(const Host& me) = 0;
ICTFBI 0:4edb816d21e1 60
ICTFBI 0:4edb816d21e1 61 virtual int /*if < 0 : NetUdpSocketErr*/ sendto(const char* buf, int len, Host* pHost) = 0;
ICTFBI 0:4edb816d21e1 62 virtual int /*if < 0 : NetUdpSocketErr*/ recvfrom(char* buf, int len, Host* pHost) = 0;
ICTFBI 0:4edb816d21e1 63
ICTFBI 0:4edb816d21e1 64 /* TODO NTH : printf / scanf helpers that call send/recv */
ICTFBI 0:4edb816d21e1 65
ICTFBI 0:4edb816d21e1 66 virtual NetUdpSocketErr close() = 0;
ICTFBI 0:4edb816d21e1 67
ICTFBI 0:4edb816d21e1 68 virtual NetUdpSocketErr poll() = 0;
ICTFBI 0:4edb816d21e1 69
ICTFBI 0:4edb816d21e1 70 class CDummy;
ICTFBI 0:4edb816d21e1 71 //Callbacks
ICTFBI 0:4edb816d21e1 72 template<class T>
ICTFBI 0:4edb816d21e1 73 //Linker bug : Must be defined here :(
ICTFBI 0:4edb816d21e1 74 void setOnEvent( T* pItem, void (T::*pMethod)(NetUdpSocketEvent) )
ICTFBI 0:4edb816d21e1 75 {
ICTFBI 0:4edb816d21e1 76 m_pCbItem = (CDummy*) pItem;
ICTFBI 0:4edb816d21e1 77 m_pCbMeth = (void (CDummy::*)(NetUdpSocketEvent)) pMethod;
ICTFBI 0:4edb816d21e1 78 }
ICTFBI 0:4edb816d21e1 79
ICTFBI 0:4edb816d21e1 80 void resetOnEvent(); //Disable callback
ICTFBI 0:4edb816d21e1 81
ICTFBI 0:4edb816d21e1 82 protected:
ICTFBI 0:4edb816d21e1 83 void queueEvent(NetUdpSocketEvent e);
ICTFBI 0:4edb816d21e1 84 void discardEvents();
ICTFBI 0:4edb816d21e1 85 void flushEvents(); //to be called during polling
ICTFBI 0:4edb816d21e1 86
ICTFBI 0:4edb816d21e1 87 Host m_host;
ICTFBI 0:4edb816d21e1 88 Host m_client;
ICTFBI 0:4edb816d21e1 89
ICTFBI 0:4edb816d21e1 90 friend class Net;
ICTFBI 0:4edb816d21e1 91 int m_refs;
ICTFBI 0:4edb816d21e1 92
ICTFBI 0:4edb816d21e1 93 bool m_closed;
ICTFBI 0:4edb816d21e1 94 bool m_removed;
ICTFBI 0:4edb816d21e1 95
ICTFBI 0:4edb816d21e1 96 private:
ICTFBI 0:4edb816d21e1 97 //We do not want to execute user code in interrupt routines, so we queue events until the server is polled
ICTFBI 0:4edb816d21e1 98 //If we port this to a multithreaded OS, we could avoid this (however some functions here are not thread-safe, so beware ;) )
ICTFBI 0:4edb816d21e1 99 void onEvent(NetUdpSocketEvent e); //To be called on poll
ICTFBI 0:4edb816d21e1 100 CDummy* m_pCbItem;
ICTFBI 0:4edb816d21e1 101 void (CDummy::*m_pCbMeth)(NetUdpSocketEvent);
ICTFBI 0:4edb816d21e1 102 queue<NetUdpSocketEvent> m_events;
ICTFBI 0:4edb816d21e1 103
ICTFBI 0:4edb816d21e1 104 };
ICTFBI 0:4edb816d21e1 105
ICTFBI 0:4edb816d21e1 106 #endif