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291 lines
8.0 KiB
C++
291 lines
8.0 KiB
C++
/*
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* e131.cpp
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*
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* Project: E131 - E.131 (sACN) library for Arduino
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* Copyright (c) 2015 Shelby Merrick
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* http://www.forkineye.com
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*
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* This program is provided free for you to use in any way that you wish,
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* subject to the laws and regulations where you are using it. Due diligence
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* is strongly suggested before using this code. Please give credit where due.
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*
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* The Author makes no warranty of any kind, express or implied, with regard
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* to this program or the documentation contained in this document. The
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* Author shall not be liable in any event for incidental or consequential
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* damages in connection with, or arising out of, the furnishing, performance
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* or use of these programs.
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*
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* Modified to work on RP2040 by Amelia Deck
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* This version will not run anymore on ESP32 due to changes to the includes.
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*
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*/
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#include "e131.h"
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#include <string.h>
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/* E1.17 ACN Packet Identifier */
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#ifdef ARDUINO_ARCH_AVR
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const PROGMEM byte E131::ACN_ID[12] = { 0x41, 0x53, 0x43, 0x2d, 0x45, 0x31, 0x2e, 0x31, 0x37, 0x00, 0x00, 0x00 };
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#else
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const byte E131::ACN_ID[12] = { 0x41, 0x53, 0x43, 0x2d, 0x45, 0x31, 0x2e, 0x31, 0x37, 0x00, 0x00, 0x00 };
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#endif
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/* Constructor */
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E131::E131() {
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#ifdef NO_DOUBLE_BUFFER
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memset(pbuff1.raw, 0, sizeof(pbuff1.raw));
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packet = &pbuff1;
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pwbuff = packet;
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#else
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memset(pbuff1.raw, 0, sizeof(pbuff1.raw));
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memset(pbuff2.raw, 0, sizeof(pbuff2.raw));
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packet = &pbuff1;
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pwbuff = &pbuff2;
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#endif
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stats.num_packets = 0;
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stats.packet_errors = 0;
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}
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void E131::initUnicast() {
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delay(100);
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udp.begin(E131_DEFAULT_PORT);
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if (Serial) {
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Serial.print(String(millis()/1000.0) + ": " + "- Unicast port: ");
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Serial.println(E131_DEFAULT_PORT);
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}
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}
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void E131::initMulticast(uint16_t universe, uint8_t n) {
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delay(100);
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IPAddress address = IPAddress(239, 255, ((universe >> 8) & 0xff),
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((universe >> 0) & 0xff));
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#ifdef INT_ESP8266
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ip_addr_t ifaddr;
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ip_addr_t multicast_addr;
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ifaddr.addr = static_cast<uint32_t>(WiFi.localIP());
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for (uint8_t i = 1; i < n; i++) {
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multicast_addr.addr = static_cast<uint32_t>(IPAddress(239, 255,
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(((universe + i) >> 8) & 0xff), (((universe + i) >> 0)
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& 0xff)));
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igmp_joingroup(&ifaddr, &multicast_addr);
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}
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udp.beginMulticast(WiFi.localIP(), address, E131_DEFAULT_PORT);
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#endif
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if (Serial) {
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Serial.println(F("- Multicast Enabled"));
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}
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}
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/****** START - Wireless ifdef block ******/
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#if defined (INT_ESP8266) || defined (INT_WIFI)
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/* WiFi Initialization */
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int E131::initWiFi(const char *ssid, const char *passphrase) {
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/* Switch to station mode and disconnect just in case */
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WiFi.mode(WIFI_STA);
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WiFi.disconnect();
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delay(100);
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if (Serial) {
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Serial.println("");
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Serial.print(F("Connecting to "));
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Serial.print(ssid);
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}
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if (passphrase != NULL)
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WiFi.begin(ssid, passphrase);
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else
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WiFi.begin(ssid);
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uint32_t timeout = millis();
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uint8_t retval = 1;
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while (WiFi.status() != WL_CONNECTED) {
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delay(250);
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if (Serial)
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Serial.print(".");
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if (millis() - timeout > WIFI_CONNECT_TIMEOUT) {
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retval = 0;
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if (Serial) {
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Serial.println("");
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Serial.println(F("*** Failed to connect ***"));
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}
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break;
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}
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}
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return retval;
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}
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int E131::begin(const char *ssid, const char *passphrase) {
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if (initWiFi(ssid, passphrase)) {
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if (Serial) {
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Serial.println("");
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Serial.print(F("Connected DHCP with IP: "));
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Serial.println(WiFi.localIP());
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}
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initUnicast();
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}
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return WiFi.status();
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}
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int E131::begin(const char *ssid, const char *passphrase,
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IPAddress ip, IPAddress netmask, IPAddress gateway, IPAddress dns) {
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if (initWiFi(ssid, passphrase)) {
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WiFi.config(ip, gateway, netmask, dns);
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if (Serial) {
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Serial.println("");
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Serial.print(F("Connected with Static IP: "));
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Serial.println(WiFi.localIP());
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}
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initUnicast();
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}
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return WiFi.status();
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}
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#endif
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/****** END - Wireless ifdef block ******/
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/****** START - ESP8266 ifdef block ******/
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#if defined (INT_ESP8266)
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int E131::beginMulticast(const char *ssid, const char *passphrase,
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uint16_t universe, uint8_t n) {
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if (initWiFi(ssid, passphrase)) {
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if (Serial) {
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Serial.println("");
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Serial.print(F("Connected DHCP with IP: "));
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Serial.println(WiFi.localIP());
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}
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initMulticast(universe, n);
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}
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return WiFi.status();
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}
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int E131::beginMulticast(const char *ssid, const char *passphrase,
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uint16_t universe, IPAddress ip, IPAddress netmask,
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IPAddress gateway, IPAddress dns, uint8_t n) {
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if (initWiFi(ssid, passphrase)) {
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WiFi.config(ip, dns, gateway, netmask);
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if (Serial) {
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Serial.println("");
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Serial.print(F("Connected with Static IP: "));
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Serial.println(WiFi.localIP());
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}
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initMulticast(universe, n);
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}
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return WiFi.status();
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}
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#endif
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/****** END - ESP8266 ifdef block ******/
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/****** START - Ethernet ifdef block ******/
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#if defined (INT_ETHERNET)
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/* Unicast Ethernet Initializers */
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int E131::begin(Wiznet5500lwIP eth) {
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int retval = 0;
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if(ETH_MODE == "staticip") {
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Serial.println("Setting static IP");
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eth.config(IP_ADDR, INADDR_NONE);
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}
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else {
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Serial.println(F("Requesting Address via DHCP"));
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}
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SPI.setRX(16);
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SPI.setCS(17);
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SPI.setSCK(18);
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SPI.setTX(19);
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eth.setSPISpeed(ETH_SPI_SPD);
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lwipPollingPeriod(1);
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//char * hostname_char;
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//HOSTNAME.toCharArray(hostname_char, 32);
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eth.setHostname(HOSTNAME);
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if (!eth.begin()) {
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Serial.println("No wired Ethernet hardware detected. Check pinouts, wiring.");
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return false;
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}
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int count = 0;
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while (!eth.connected() && count < 32) {
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rp2040.wdt_reset();
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count++;
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Serial.print(".");
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delay(250);
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}
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retval = eth.connected();
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if (Serial) {
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if (retval) {
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Serial.print(F("\r\n- IP Address: "));
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Serial.println(eth.localIP());
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} else {
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Serial.println(F("\r\n** DHCP FAILED"));
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}
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}
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if (retval)
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initUnicast();
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return retval;
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}
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void E131::begin(e131_listen_t type, uint16_t universe, uint8_t n) {
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if (type == E131_UNICAST)
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initUnicast();
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if (type == E131_MULTICAST)
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initMulticast(universe, n);
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}
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/* Multicast Ethernet Initializers */
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int E131::beginMulticast(uint8_t *mac, uint16_t universe, uint8_t n) {
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//TODO: Add ethernet multicast support
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return -1;
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}
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void E131::beginMulticast(uint8_t *mac, uint16_t universe,
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IPAddress ip, IPAddress netmask, IPAddress gateway,
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IPAddress dns, uint8_t n) {
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//TODO: Add ethernet multicast support
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//return -1;
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}
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#endif
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/****** END - Ethernet ifdef block ******/
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void E131::dumpError(e131_error_t error) {
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switch (error) {
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case ERROR_ACN_ID:
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Serial.print(String(millis()/1000.0) + ": " + "INVALID PACKET ID: ");
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for (int i = 0; i < sizeof(ACN_ID); i++)
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Serial.print(pwbuff->acn_id[i], HEX);
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Serial.println("");
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break;
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case ERROR_PACKET_SIZE:
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Serial.println(String(millis()/1000.0) + ": " + "INVALID PACKET SIZE: ");
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break;
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case ERROR_VECTOR_ROOT:
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Serial.print(String(millis()/1000.0) + ": " + "INVALID ROOT VECTOR: 0x");
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Serial.println(htonl(pwbuff->root_vector), HEX);
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break;
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case ERROR_VECTOR_FRAME:
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Serial.print(String(millis()/1000.0) + ": " + "INVALID FRAME VECTOR: 0x");
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Serial.println(htonl(pwbuff->frame_vector), HEX);
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break;
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case ERROR_VECTOR_DMP:
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Serial.print(String(millis()/1000.0) + ": " + "INVALID DMP VECTOR: 0x");
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Serial.println(pwbuff->dmp_vector, HEX);
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}
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} |