mdns_esp8266.cpp

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#include "esphome/core/defines.h"
#if defined(USE_ESP8266) && defined(USE_ARDUINO) && defined(USE_MDNS)
 
#include <ESP8266mDNS.h>
#include "esphome/components/network/ip_address.h"
#include "esphome/components/network/util.h"
#include "esphome/core/application.h"
#include "esphome/core/hal.h"
#include "esphome/core/log.h"
#include "mdns_component.h"
 
namespace esphome {
namespace mdns {
 
void MDNSComponent::setup() {
#ifdef USE_MDNS_STORE_SERVICES
  this->compile_records_(this->services_);
  const auto &services = this->services_;
#else
  StaticVector<MDNSService, MDNS_SERVICE_COUNT> services;
  this->compile_records_(services);
#endif
 
  MDNS.begin(App.get_name().c_str());
 
  for (const auto &service : services) {
    // Strip the leading underscore from the proto and service_type. While it is
    // part of the wire protocol to have an underscore, and for example ESP-IDF
    // expects the underscore to be there, the ESP8266 implementation always adds
    // the underscore itself.
    auto *proto = MDNS_STR_ARG(service.proto);
    while (progmem_read_byte((const uint8_t *) proto) == '_') {
      proto++;
    }
    auto *service_type = MDNS_STR_ARG(service.service_type);
    while (progmem_read_byte((const uint8_t *) service_type) == '_') {
      service_type++;
    }
    uint16_t port = const_cast<TemplatableValue<uint16_t> &>(service.port).value();
    MDNS.addService(FPSTR(service_type), FPSTR(proto), port);
    for (const auto &record : service.txt_records) {
      MDNS.addServiceTxt(FPSTR(service_type), FPSTR(proto), FPSTR(MDNS_STR_ARG(record.key)),
                         FPSTR(MDNS_STR_ARG(record.value)));
    }
  }
}
 
void MDNSComponent::loop() { MDNS.update(); }
 
void MDNSComponent::on_shutdown() {
  MDNS.close();
  delay(10);
}
 
}  // namespace mdns
}  // namespace esphome
 
#endif