mirror of https://github.com/lumapu/ahoy.git
lumapu
3 years ago
6 changed files with 316 additions and 7 deletions
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//-----------------------------------------------------------------------------
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// 2023 Ahoy, https://www.mikrocontroller.net/topic/525778
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// Creative Commons - http://creativecommons.org/licenses/by-nc-sa/3.0/de/
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//-----------------------------------------------------------------------------
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#if defined(ETHERNET) |
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#if defined(ESP32) && defined(F) |
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#undef F |
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#define F(sl) (sl) |
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#endif |
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#include "ahoyeth.h" |
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//-----------------------------------------------------------------------------
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ahoyeth::ahoyeth() |
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{ |
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// WiFi.onEvent(ESP32_W5500_event);
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} |
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//-----------------------------------------------------------------------------
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void ahoyeth::setup(settings_t *config, uint32_t *utcTimestamp, OnNetworkCB onNetworkCB, OnTimeCB onTimeCB) { |
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mConfig = config; |
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mUtcTimestamp = utcTimestamp; |
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mOnNetworkCB = onNetworkCB; |
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mOnTimeCB = onTimeCB; |
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DPRINTLN(DBG_INFO, F("[ETH]: Register for events...")); |
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Serial.flush(); |
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WiFi.onEvent([this](WiFiEvent_t event, arduino_event_info_t info) -> void { this->onEthernetEvent(event, info); }); |
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DPRINTLN(DBG_INFO, F("[ETH]: begin...")); |
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Serial.flush(); |
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ETH.begin(ETH_MISO_GPIO, ETH_MOSI_GPIO, ETH_SCK_GPIO, ETH_CS_PIN, ETH_INT_GPIO, ETH_SPI_CLOCK_MHZ, ETH_SPI_HOST); |
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} |
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//-----------------------------------------------------------------------------
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bool ahoyeth::updateNtpTime(void) { |
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DPRINTLN(DBG_DEBUG, F(__FUNCTION__)); Serial.flush(); |
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Serial.printf("ETH.linkUp()=%s\n", ETH.linkUp() ? "up" : "down"); |
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Serial.print("ETH.localIP()="); |
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Serial.println(ETH.localIP()); |
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Serial.printf("Go on? %s\n", (!ETH.localIP()) ? "No..." : "Yes..."); |
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if (!ETH.localIP()) |
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return false; |
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DPRINTLN(DBG_DEBUG, F("updateNtpTime: checking udp \"connection\"...")); Serial.flush(); |
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if (!mUdp.connected()) |
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{ |
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DPRINTLN(DBG_DEBUG, F("updateNtpTime: About to (re)connect...")); Serial.flush(); |
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IPAddress timeServer; |
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if (!WiFi.hostByName(mConfig->ntp.addr, timeServer)) |
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return false; |
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if (!mUdp.connect(timeServer, mConfig->ntp.port)) |
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return false; |
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DPRINTLN(DBG_DEBUG, F("updateNtpTime: Connected...")); Serial.flush(); |
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mUdp.onPacket([this](AsyncUDPPacket packet) |
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{ |
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DPRINTLN(DBG_DEBUG, F("updateNtpTime: about to handle ntp packet...")); Serial.flush(); |
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this->handleNTPPacket(packet); |
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}); |
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} |
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DPRINTLN(DBG_DEBUG, F("updateNtpTime: prepare packet...")); Serial.flush(); |
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// set all bytes in the buffer to 0
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memset(mUdpPacketBuffer, 0, NTP_PACKET_SIZE); |
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// Initialize values needed to form NTP request
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// (see URL above for details on the packets)
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mUdpPacketBuffer[0] = 0b11100011; // LI, Version, Mode
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mUdpPacketBuffer[1] = 0; // Stratum, or type of clock
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mUdpPacketBuffer[2] = 6; // Polling Interval
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mUdpPacketBuffer[3] = 0xEC; // Peer Clock Precision
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// 8 bytes of zero for Root Delay & Root Dispersion
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mUdpPacketBuffer[12] = 49; |
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mUdpPacketBuffer[13] = 0x4E; |
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mUdpPacketBuffer[14] = 49; |
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mUdpPacketBuffer[15] = 52; |
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//Send unicast
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DPRINTLN(DBG_DEBUG, F("updateNtpTime: send packet...")); Serial.flush(); |
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mUdp.write(mUdpPacketBuffer, sizeof(mUdpPacketBuffer)); |
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return true; |
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} |
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//-----------------------------------------------------------------------------
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void ahoyeth::handleNTPPacket(AsyncUDPPacket packet) { |
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char buf[80]; |
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memcpy(buf, packet.data(), sizeof(buf)); |
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unsigned long highWord = word(buf[40], buf[41]); |
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unsigned long lowWord = word(buf[42], buf[43]); |
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// combine the four bytes (two words) into a long integer
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// this is NTP time (seconds since Jan 1 1900):
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unsigned long secsSince1900 = highWord << 16 | lowWord; |
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*mUtcTimestamp = secsSince1900 - 2208988800UL; // UTC time
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DPRINTLN(DBG_INFO, "[NTP]: " + ah::getDateTimeStr(*mUtcTimestamp) + " UTC"); |
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mOnTimeCB(true); |
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} |
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//-----------------------------------------------------------------------------
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void ahoyeth::welcome(String ip, String mode) { |
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DBGPRINTLN(F("\n\n--------------------------------")); |
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DBGPRINTLN(F("Welcome to AHOY!")); |
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DBGPRINT(F("\npoint your browser to http://")); |
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DBGPRINT(ip); |
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DBGPRINTLN(mode); |
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DBGPRINTLN(F("to configure your device")); |
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DBGPRINTLN(F("--------------------------------\n")); |
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} |
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void ahoyeth::onEthernetEvent(WiFiEvent_t event, arduino_event_info_t info) |
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{ |
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AWS_LOG(F("[ETH]: Got event...")); |
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switch (event) |
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{ |
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#if ( ( defined(ESP_ARDUINO_VERSION_MAJOR) && (ESP_ARDUINO_VERSION_MAJOR >= 2) ) && ( ARDUINO_ESP32_GIT_VER != 0x46d5afb1 ) ) |
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// For breaking core v2.0.0
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// Why so strange to define a breaking enum arduino_event_id_t in WiFiGeneric.h
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// compared to the old system_event_id_t, now in tools/sdk/esp32/include/esp_event/include/esp_event_legacy.h
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// You can preserve the old enum order and just adding new items to do no harm
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case ARDUINO_EVENT_ETH_START: |
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AWS_LOG(F("\nETH Started")); |
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//set eth hostname here
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if(String(mConfig->sys.deviceName) != "") |
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ETH.setHostname(mConfig->sys.deviceName); |
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else |
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ETH.setHostname("ESP32_W5500"); |
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break; |
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case ARDUINO_EVENT_ETH_CONNECTED: |
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AWS_LOG(F("ETH Connected")); |
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break; |
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case ARDUINO_EVENT_ETH_GOT_IP: |
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if (!ESP32_W5500_eth_connected) |
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{ |
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AWS_LOG3(F("ETH MAC: "), ETH.macAddress(), F(", IPv4: "), ETH.localIP()); |
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if (ETH.fullDuplex()) |
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{ |
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AWS_LOG0(F("FULL_DUPLEX, ")); |
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} |
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else |
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{ |
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AWS_LOG0(F("HALF_DUPLEX, ")); |
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} |
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AWS_LOG1(ETH.linkSpeed(), F("Mbps")); |
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ESP32_W5500_eth_connected = true; |
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mOnNetworkCB(true); |
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} |
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break; |
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case ARDUINO_EVENT_ETH_DISCONNECTED: |
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AWS_LOG("ETH Disconnected"); |
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ESP32_W5500_eth_connected = false; |
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mUdp.close(); |
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mOnNetworkCB(false); |
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break; |
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case ARDUINO_EVENT_ETH_STOP: |
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AWS_LOG("\nETH Stopped"); |
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ESP32_W5500_eth_connected = false; |
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mUdp.close(); |
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mOnNetworkCB(false); |
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break; |
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#else |
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// For old core v1.0.6-
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// Core v2.0.0 defines a stupid enum arduino_event_id_t, breaking any code for ESP32_W5500 written for previous core
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// Why so strange to define a breaking enum arduino_event_id_t in WiFiGeneric.h
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// compared to the old system_event_id_t, now in tools/sdk/esp32/include/esp_event/include/esp_event_legacy.h
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// You can preserve the old enum order and just adding new items to do no harm
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case SYSTEM_EVENT_ETH_START: |
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AWS_LOG(F("\nETH Started")); |
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//set eth hostname here
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if(String(mConfig->sys.deviceName) != "") |
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ETH.setHostname(mConfig->sys.deviceName); |
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else |
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ETH.setHostname("ESP32_W5500"); |
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break; |
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case SYSTEM_EVENT_ETH_CONNECTED: |
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AWS_LOG(F("ETH Connected")); |
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break; |
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case SYSTEM_EVENT_ETH_GOT_IP: |
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if (!ESP32_W5500_eth_connected) |
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{ |
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AWS_LOG3(F("ETH MAC: "), ETH.macAddress(), F(", IPv4: "), ETH.localIP()); |
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if (ETH.fullDuplex()) |
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{ |
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AWS_LOG0(F("FULL_DUPLEX, ")); |
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} |
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else |
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{ |
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AWS_LOG0(F("HALF_DUPLEX, ")); |
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} |
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AWS_LOG1(ETH.linkSpeed(), F("Mbps")); |
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ESP32_W5500_eth_connected = true; |
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mOnNetworkCB(true); |
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} |
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break; |
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case SYSTEM_EVENT_ETH_DISCONNECTED: |
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AWS_LOG("ETH Disconnected"); |
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ESP32_W5500_eth_connected = false; |
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mUdp.close(); |
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mOnNetworkCB(false); |
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break; |
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case SYSTEM_EVENT_ETH_STOP: |
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AWS_LOG("\nETH Stopped"); |
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ESP32_W5500_eth_connected = false; |
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mUdp.close(); |
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mOnNetworkCB(false); |
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break; |
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#endif |
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default: |
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break; |
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} |
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} |
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#endif /* defined(ETHERNET) */ |
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@ -0,0 +1,60 @@ |
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//-----------------------------------------------------------------------------
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// 2023 Ahoy, https://www.mikrocontroller.net/topic/525778
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// Creative Commons - http://creativecommons.org/licenses/by-nc-sa/3.0/de/
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//-----------------------------------------------------------------------------
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#if defined(ETHERNET) |
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#ifndef __AHOYETH_H__ |
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#define __AHOYETH_H__ |
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#include <functional> |
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#include <Arduino.h> |
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#include <AsyncUDP.h> |
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#include <DNSServer.h> |
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#include "../utils/dbg.h" |
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#include "../config/config.h" |
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#include "../config/settings.h" |
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#include "AsyncWebServer_ESP32_W5500.h" |
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class app; |
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#define NTP_PACKET_SIZE 48 |
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class ahoyeth { |
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public: /* types */ |
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typedef std::function<void(bool)> OnNetworkCB; |
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typedef std::function<void(bool)> OnTimeCB; |
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public: |
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ahoyeth(); |
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void setup(settings_t *config, uint32_t *utcTimestamp, OnNetworkCB onNetworkCB, OnTimeCB onTimeCB); |
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bool updateNtpTime(void); |
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private: |
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void setupEthernet(); |
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void handleNTPPacket(AsyncUDPPacket packet); |
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void welcome(String ip, String mode); |
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void onEthernetEvent(WiFiEvent_t event, arduino_event_info_t info); |
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private: |
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settings_t *mConfig; |
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uint32_t *mUtcTimestamp; |
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AsyncUDP mUdp; // for time server
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byte mUdpPacketBuffer[NTP_PACKET_SIZE]; // buffer to hold incoming and outgoing packets
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OnNetworkCB mOnNetworkCB; |
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OnTimeCB mOnTimeCB; |
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}; |
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#endif /*__AHOYETH_H__*/ |
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#endif /* defined(ETHERNET) */ |
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