NXP fan (in Japan) / Mbed 2 deprecated TwitterExample

TwitterExample with newer library (2012Aug)

Dependencies:   EthernetNetIf HTTPClient mbed

EthernetNetIf/LPC2368/if/net/netudpsocket.h@0:075157567b0c, 2012-08-29 (annotated)

Committer:
nxpfan
Date:
Wed Aug 29 03:50:19 2012 +0000
Revision:
0:075157567b0c
simple twitter example with newer library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nxpfan 0:075157567b0c 1
nxpfan 0:075157567b0c 2 /*
nxpfan 0:075157567b0c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
nxpfan 0:075157567b0c 4
nxpfan 0:075157567b0c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
nxpfan 0:075157567b0c 6 of this software and associated documentation files (the "Software"), to deal
nxpfan 0:075157567b0c 7 in the Software without restriction, including without limitation the rights
nxpfan 0:075157567b0c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
nxpfan 0:075157567b0c 9 copies of the Software, and to permit persons to whom the Software is
nxpfan 0:075157567b0c 10 furnished to do so, subject to the following conditions:
nxpfan 0:075157567b0c 11
nxpfan 0:075157567b0c 12 The above copyright notice and this permission notice shall be included in
nxpfan 0:075157567b0c 13 all copies or substantial portions of the Software.
nxpfan 0:075157567b0c 14
nxpfan 0:075157567b0c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
nxpfan 0:075157567b0c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
nxpfan 0:075157567b0c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
nxpfan 0:075157567b0c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
nxpfan 0:075157567b0c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
nxpfan 0:075157567b0c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
nxpfan 0:075157567b0c 21 THE SOFTWARE.
nxpfan 0:075157567b0c 22 */
nxpfan 0:075157567b0c 23
nxpfan 0:075157567b0c 24 #ifndef NETUDPSOCKET_H
nxpfan 0:075157567b0c 25 #define NETUDPSOCKET_H
nxpfan 0:075157567b0c 26
nxpfan 0:075157567b0c 27 #include "net.h"
nxpfan 0:075157567b0c 28 #include "host.h"
nxpfan 0:075157567b0c 29
nxpfan 0:075157567b0c 30 #include <queue>
nxpfan 0:075157567b0c 31 using std::queue;
nxpfan 0:075157567b0c 32
nxpfan 0:075157567b0c 33 //Implements a Berkeley-like socket if
nxpfan 0:075157567b0c 34 //Can be interfaced either to lwip or a Telit module
nxpfan 0:075157567b0c 35
nxpfan 0:075157567b0c 36 enum NetUdpSocketErr
nxpfan 0:075157567b0c 37 {
nxpfan 0:075157567b0c 38 __NETUDPSOCKET_MIN = -0xFFFF,
nxpfan 0:075157567b0c 39 NETUDPSOCKET_SETUP, //NetUdpSocket not properly configured
nxpfan 0:075157567b0c 40 NETUDPSOCKET_IF, //If has problems
nxpfan 0:075157567b0c 41 NETUDPSOCKET_MEM, //Not enough mem
nxpfan 0:075157567b0c 42 NETUDPSOCKET_INUSE, //If/Port is in use
nxpfan 0:075157567b0c 43 //...
nxpfan 0:075157567b0c 44 NETUDPSOCKET_OK = 0
nxpfan 0:075157567b0c 45 };
nxpfan 0:075157567b0c 46
nxpfan 0:075157567b0c 47 enum NetUdpSocketEvent //Only one lonely event here... but who knows, maybe some day there'll be another one!
nxpfan 0:075157567b0c 48 {
nxpfan 0:075157567b0c 49 NETUDPSOCKET_READABLE, //Data in buf
nxpfan 0:075157567b0c 50 };
nxpfan 0:075157567b0c 51
nxpfan 0:075157567b0c 52
nxpfan 0:075157567b0c 53 class NetUdpSocket
nxpfan 0:075157567b0c 54 {
nxpfan 0:075157567b0c 55 public:
nxpfan 0:075157567b0c 56 NetUdpSocket();
nxpfan 0:075157567b0c 57 virtual ~NetUdpSocket(); //close()
nxpfan 0:075157567b0c 58
nxpfan 0:075157567b0c 59 virtual NetUdpSocketErr bind(const Host& me) = 0;
nxpfan 0:075157567b0c 60
nxpfan 0:075157567b0c 61 virtual int /*if < 0 : NetUdpSocketErr*/ sendto(const char* buf, int len, Host* pHost) = 0;
nxpfan 0:075157567b0c 62 virtual int /*if < 0 : NetUdpSocketErr*/ recvfrom(char* buf, int len, Host* pHost) = 0;
nxpfan 0:075157567b0c 63
nxpfan 0:075157567b0c 64 /* TODO NTH : printf / scanf helpers that call send/recv */
nxpfan 0:075157567b0c 65
nxpfan 0:075157567b0c 66 virtual NetUdpSocketErr close() = 0;
nxpfan 0:075157567b0c 67
nxpfan 0:075157567b0c 68 virtual NetUdpSocketErr poll() = 0;
nxpfan 0:075157567b0c 69
nxpfan 0:075157567b0c 70 class CDummy;
nxpfan 0:075157567b0c 71 //Callbacks
nxpfan 0:075157567b0c 72 template<class T>
nxpfan 0:075157567b0c 73 //Linker bug : Must be defined here :(
nxpfan 0:075157567b0c 74 void setOnEvent( T* pItem, void (T::*pMethod)(NetUdpSocketEvent) )
nxpfan 0:075157567b0c 75 {
nxpfan 0:075157567b0c 76 m_pCbItem = (CDummy*) pItem;
nxpfan 0:075157567b0c 77 m_pCbMeth = (void (CDummy::*)(NetUdpSocketEvent)) pMethod;
nxpfan 0:075157567b0c 78 }
nxpfan 0:075157567b0c 79
nxpfan 0:075157567b0c 80 void resetOnEvent(); //Disable callback
nxpfan 0:075157567b0c 81
nxpfan 0:075157567b0c 82 protected:
nxpfan 0:075157567b0c 83 void queueEvent(NetUdpSocketEvent e);
nxpfan 0:075157567b0c 84 void discardEvents();
nxpfan 0:075157567b0c 85 void flushEvents(); //to be called during polling
nxpfan 0:075157567b0c 86
nxpfan 0:075157567b0c 87 Host m_host;
nxpfan 0:075157567b0c 88 Host m_client;
nxpfan 0:075157567b0c 89
nxpfan 0:075157567b0c 90 friend class Net;
nxpfan 0:075157567b0c 91 int m_refs;
nxpfan 0:075157567b0c 92
nxpfan 0:075157567b0c 93 bool m_closed;
nxpfan 0:075157567b0c 94 bool m_removed;
nxpfan 0:075157567b0c 95
nxpfan 0:075157567b0c 96 private:
nxpfan 0:075157567b0c 97 //We do not want to execute user code in interrupt routines, so we queue events until the server is polled
nxpfan 0:075157567b0c 98 //If we port this to a multithreaded OS, we could avoid this (however some functions here are not thread-safe, so beware ;) )
nxpfan 0:075157567b0c 99 void onEvent(NetUdpSocketEvent e); //To be called on poll
nxpfan 0:075157567b0c 100 CDummy* m_pCbItem;
nxpfan 0:075157567b0c 101 void (CDummy::*m_pCbMeth)(NetUdpSocketEvent);
nxpfan 0:075157567b0c 102 queue<NetUdpSocketEvent> m_events;
nxpfan 0:075157567b0c 103
nxpfan 0:075157567b0c 104 };
nxpfan 0:075157567b0c 105
nxpfan 0:075157567b0c 106 #endif