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/nettcpsocket.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?

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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 NETTCPSOCKET_H
ICTFBI 0:4edb816d21e1 25 #define NETTCPSOCKET_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 NetTcpSocketErr
ICTFBI 0:4edb816d21e1 37 {
ICTFBI 0:4edb816d21e1 38 __NETTCPSOCKET_MIN = -0xFFFF,
ICTFBI 0:4edb816d21e1 39 NETTCPSOCKET_SETUP, //NetTcpSocket not properly configured
ICTFBI 0:4edb816d21e1 40 NETTCPSOCKET_TIMEOUT,
ICTFBI 0:4edb816d21e1 41 NETTCPSOCKET_IF, //If has problems
ICTFBI 0:4edb816d21e1 42 NETTCPSOCKET_MEM, //Not enough mem
ICTFBI 0:4edb816d21e1 43 NETTCPSOCKET_INUSE, //If/Port is in use
ICTFBI 0:4edb816d21e1 44 NETTCPSOCKET_EMPTY, //Connections queue is empty
ICTFBI 0:4edb816d21e1 45 NETTCPSOCKET_RST, // Connection was reset by remote host
ICTFBI 0:4edb816d21e1 46 //...
ICTFBI 0:4edb816d21e1 47 NETTCPSOCKET_OK = 0
ICTFBI 0:4edb816d21e1 48 };
ICTFBI 0:4edb816d21e1 49
ICTFBI 0:4edb816d21e1 50 enum NetTcpSocketEvent
ICTFBI 0:4edb816d21e1 51 {
ICTFBI 0:4edb816d21e1 52 NETTCPSOCKET_CONNECTED, //Connected to host, must call accept() if we were listening
ICTFBI 0:4edb816d21e1 53 NETTCPSOCKET_ACCEPT, //Connected to client
ICTFBI 0:4edb816d21e1 54 NETTCPSOCKET_READABLE, //Data in buf
ICTFBI 0:4edb816d21e1 55 NETTCPSOCKET_WRITEABLE, //Can write data to buf
ICTFBI 0:4edb816d21e1 56 NETTCPSOCKET_CONTIMEOUT,
ICTFBI 0:4edb816d21e1 57 NETTCPSOCKET_CONRST,
ICTFBI 0:4edb816d21e1 58 NETTCPSOCKET_CONABRT,
ICTFBI 0:4edb816d21e1 59 NETTCPSOCKET_ERROR,
ICTFBI 0:4edb816d21e1 60 NETTCPSOCKET_DISCONNECTED
ICTFBI 0:4edb816d21e1 61 };
ICTFBI 0:4edb816d21e1 62
ICTFBI 0:4edb816d21e1 63
ICTFBI 0:4edb816d21e1 64 class NetTcpSocket
ICTFBI 0:4edb816d21e1 65 {
ICTFBI 0:4edb816d21e1 66 public:
ICTFBI 0:4edb816d21e1 67 NetTcpSocket();
ICTFBI 0:4edb816d21e1 68 virtual ~NetTcpSocket(); //close()
ICTFBI 0:4edb816d21e1 69
ICTFBI 0:4edb816d21e1 70 virtual NetTcpSocketErr bind(const Host& me) = 0;
ICTFBI 0:4edb816d21e1 71 virtual NetTcpSocketErr listen() = 0;
ICTFBI 0:4edb816d21e1 72 virtual NetTcpSocketErr connect(const Host& host) = 0;
ICTFBI 0:4edb816d21e1 73 virtual NetTcpSocketErr accept(Host* pClient, NetTcpSocket** ppNewNetTcpSocket) = 0;
ICTFBI 0:4edb816d21e1 74
ICTFBI 0:4edb816d21e1 75 virtual int /*if < 0 : NetTcpSocketErr*/ send(const char* buf, int len) = 0;
ICTFBI 0:4edb816d21e1 76 virtual int /*if < 0 : NetTcpSocketErr*/ recv(char* buf, int len) = 0;
ICTFBI 0:4edb816d21e1 77
ICTFBI 0:4edb816d21e1 78 virtual NetTcpSocketErr close() = 0;
ICTFBI 0:4edb816d21e1 79
ICTFBI 0:4edb816d21e1 80 virtual NetTcpSocketErr poll() = 0;
ICTFBI 0:4edb816d21e1 81
ICTFBI 0:4edb816d21e1 82 class CDummy;
ICTFBI 0:4edb816d21e1 83 //Callbacks
ICTFBI 0:4edb816d21e1 84 template<class T>
ICTFBI 0:4edb816d21e1 85 //Linker bug : Must be defined here :(
ICTFBI 0:4edb816d21e1 86 void setOnEvent( T* pItem, void (T::*pMethod)(NetTcpSocketEvent) )
ICTFBI 0:4edb816d21e1 87 {
ICTFBI 0:4edb816d21e1 88 m_pCbItem = (CDummy*) pItem;
ICTFBI 0:4edb816d21e1 89 m_pCbMeth = (void (CDummy::*)(NetTcpSocketEvent)) pMethod;
ICTFBI 0:4edb816d21e1 90 }
ICTFBI 0:4edb816d21e1 91
ICTFBI 0:4edb816d21e1 92 void resetOnEvent(); //Disable callback
ICTFBI 0:4edb816d21e1 93
ICTFBI 0:4edb816d21e1 94 protected:
ICTFBI 0:4edb816d21e1 95 void queueEvent(NetTcpSocketEvent e);
ICTFBI 0:4edb816d21e1 96 void discardEvents();
ICTFBI 0:4edb816d21e1 97 void flushEvents(); //to be called during polling
ICTFBI 0:4edb816d21e1 98
ICTFBI 0:4edb816d21e1 99 Host m_host;
ICTFBI 0:4edb816d21e1 100 Host m_client;
ICTFBI 0:4edb816d21e1 101
ICTFBI 0:4edb816d21e1 102 friend class Net;
ICTFBI 0:4edb816d21e1 103 int m_refs;
ICTFBI 0:4edb816d21e1 104
ICTFBI 0:4edb816d21e1 105 bool m_closed;
ICTFBI 0:4edb816d21e1 106 bool m_removed;
ICTFBI 0:4edb816d21e1 107
ICTFBI 0:4edb816d21e1 108 private:
ICTFBI 0:4edb816d21e1 109 //We do not want to execute user code in interrupt routines, so we queue events until the server is polled
ICTFBI 0:4edb816d21e1 110 //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 111 void onEvent(NetTcpSocketEvent e); //To be called on poll
ICTFBI 0:4edb816d21e1 112 CDummy* m_pCbItem;
ICTFBI 0:4edb816d21e1 113 void (CDummy::*m_pCbMeth)(NetTcpSocketEvent);
ICTFBI 0:4edb816d21e1 114 queue<NetTcpSocketEvent> m_events;
ICTFBI 0:4edb816d21e1 115
ICTFBI 0:4edb816d21e1 116 };
ICTFBI 0:4edb816d21e1 117
ICTFBI 0:4edb816d21e1 118 #endif