mirror of
https://github.com/DCC-EX/CommandStation-EX.git
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c3e17fcf04
Thanks to Gregor....I have modified his originals to eliminate the static initialisation memory loss. These do not show up in the object code if they are not referenced.
108 lines
3.6 KiB
C++
108 lines
3.6 KiB
C++
/*
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* © 2020,Gregor Baues, Chris Harlow. All rights reserved.
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*
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* This file is part of DCC-EX/CommandStation-EX
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*
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*
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* Ethernet Interface added by Gregor Baues
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*/
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#ifndef EthernetInterface_h
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#define EthernetInterface_h
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#include "DCCEXParser.h"
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#include "MemStream.h"
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#include <Arduino.h>
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#include <avr/pgmspace.h>
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#include <Ethernet.h>
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/* some generated mac addresses as EthernetShields don't have one by default in HW.
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* Sometimes they come on a sticker on the EthernetShield then use this address otherwise
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* just choose one from below or generate one yourself. Only condition is that there is no
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* other device on your network with the same Mac address.
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*
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* 52:b8:8a:8e:ce:21
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* e3:e9:73:e1:db:0d
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* 54:2b:13:52:ac:0c
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* c2:d8:d4:7d:7c:cb
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* 86:cf:fa:9f:07:79
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*/
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/**
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* @brief Network Configuration
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*
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*/
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#define MAC_ADDRESS { 0x52, 0xB8, 0x8A, 0x8E, 0xCE, 0x21 } // MAC address of your networking card found on the sticker on your card or take one from above
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#define IP_ADDRESS 10, 0, 0, 101 // Just in case we don't get an adress from DHCP try a static one; make sure
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// this one is not used elsewhere and corresponds to your network layout
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#define LISTEN_PORT 3366 // default listen port for the server
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#define MAX_ETH_BUFFER 250
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typedef void (*HTTP_CALLBACK)(Print * stream, byte * cmd);
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enum protocolType {
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TCP,
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UDP
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};
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typedef void (*protocolCallback)();
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class EthernetInterface {
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private:
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EthernetServer server;
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public:
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DCCEXParser ethParser;
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bool connected;
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byte mac[6];
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IPAddress ip;
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uint16_t port;
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IPAddress dnsip;
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void setup(protocolType pt, uint16_t lp); // specific port nummber
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void setup(protocolType pt); // uses default port number
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void setup(); // all defaults (protocol/port)
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protocolCallback protocolHandler;
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void loop();
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private:
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static EthernetInterface * singleton;
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char packetBuffer[UDP_TX_PACKET_MAX_SIZE]; // buffer to hold incoming UDP packet,
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uint8_t buffer[MAX_ETH_BUFFER]; // buffer provided to the streamer to be filled with the reply (used by TCP also for the recv)
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MemStream * streamer; // streamer who writes the results to the buffer
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EthernetClient clients[MAX_SOCK_NUM]; // accept up to MAX_SOCK_NUM client connections at the same time; This depends on the chipset used on the Shield
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bool setupConnection();
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static void udpHandler();
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static void tcpHandler();
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void udpHandler2();
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void tcpHandler2();
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EthernetUDP Udp;
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EthernetServer getServer() {
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return server;
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};
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void setServer(EthernetServer s) {
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server = s;
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};
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};
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#endif
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