mirror of
https://github.com/DCC-EX/CommandStation-EX.git
synced 2024-11-30 11:36:13 +01:00
114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
/*
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* © 2020 Gregor Baues. All rights reserved.
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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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#include <Arduino.h>
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#include "DIAG.h"
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#include "EthernetSetup.h"
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EthernetServer* EthernetSetup::setup()
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{
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DIAG(F("\nInitialize Ethernet with DHCP"));
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if (Ethernet.begin(mac) == 0)
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{
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DIAG(F("\nFailed to configure Ethernet using DHCP ... Trying with fixed IP"));
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Ethernet.begin(mac, IPAddress(IP_ADDRESS)); // default ip address
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if (Ethernet.hardwareStatus() == EthernetNoHardware)
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{
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DIAG(F("\nEthernet shield was not found. Sorry, can't run without hardware. :("));
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return 0;
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};
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if (Ethernet.linkStatus() == LinkOFF)
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{
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DIAG(F("\nEthernet cable is not connected."));
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return 0;
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}
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}
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maxConnections = MAX_SOCK_NUM;
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if (Ethernet.hardwareStatus() == EthernetW5100)
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{
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DIAG(F("\nW5100 Ethernet controller detected."));
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maxConnections = 4; // Max supported officaly by the W5100 but i have been running over 8 as well. Perf has to be evaluated though comparing 4 vs. 8 connections
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}
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else if (Ethernet.hardwareStatus() == EthernetW5200)
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{
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DIAG(F("\nW5200 Ethernet controller detected."));
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maxConnections = 8;
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}
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else if (Ethernet.hardwareStatus() == EthernetW5500)
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{
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DIAG(F("W5500 Ethernet controller detected."));
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maxConnections = 8;
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}
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DIAG(F("\nNetwork Protocol: [%s]"), protocol ? "UDP" : "TCP");
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switch (protocol)
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{
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case UDP:
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{
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if (udp.begin(port))
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{
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maxConnections = 1; // there is only one UDP object listening for incomming data
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connected = true;
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}
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else
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{
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DIAG(F("\nUDP client failed to start"));
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connected = false;
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}
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break;
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};
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case TCP:
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{
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server = new EthernetServer(port);
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server->begin();
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connected = true;
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break;
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};
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case MQTT:
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{
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// do the MQTT setup stuff ...
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};
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default:
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{
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DIAG(F("\nUnkown Ethernet protocol; Setup failed"));
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connected = false;
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break;
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}
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}
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if (connected)
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{
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ip = Ethernet.localIP();
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DIAG(F("\nLocal IP address: [%d.%d.%d.%d]"), ip[0], ip[1], ip[2], ip[3]);
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DIAG(F("\nListening on port: [%d]"), port);
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dnsip = Ethernet.dnsServerIP();
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DIAG(F("\nDNS server IP address: [%d.%d.%d.%d] "), dnsip[0], dnsip[1], dnsip[2], dnsip[3]);
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DIAG(F("\nNumber of connections: [%d]"), maxConnections);
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if( protocol == UDP ) return 0; // no server here as we use UDB
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return server;
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}
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return 0;
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}
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EthernetSetup::EthernetSetup() {}
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EthernetSetup::EthernetSetup(uint16_t p, protocolType pt ) { port = p; protocol = pt; }
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EthernetSetup::~EthernetSetup() {}
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