mirror of
https://github.com/UtilitechAS/amsreader-firmware.git
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Merge DIYglenn
This commit is contained in:
Gunnar Skjold
230
Arduino Code/AmsToMqttBridge/configuration.cpp
Normal file
230
Arduino Code/AmsToMqttBridge/configuration.cpp
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//
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//
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//
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#include "configuration.h"
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bool configuration::hasConfig()
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{
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bool hasConfig = false;
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EEPROM.begin(EEPROM_SIZE);
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hasConfig = EEPROM.read(EEPROM_CONFIG_ADDRESS) == EEPROM_CHECK_SUM;
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EEPROM.end();
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return hasConfig;
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}
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bool configuration::save()
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{
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int address = EEPROM_CONFIG_ADDRESS;
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EEPROM.begin(EEPROM_SIZE);
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EEPROM.put(address, EEPROM_CHECK_SUM);
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address++;
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address += saveString(address, ssid);
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address += saveString(address, ssidPassword);
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address += saveByte(address, meterType);
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address += saveString(address, mqtt);
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address += saveInt(address, mqttPort);
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address += saveString(address, mqttClientID);
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address += saveString(address, mqttPublishTopic);
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address += saveString(address, mqttSubscribeTopic);
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if (isSecure()) {
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address += saveBool(address, true);
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address += saveString(address, mqttUser);
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address += saveString(address, mqttPass);
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}
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else
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address += saveBool(address, false);
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bool success = EEPROM.commit();
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EEPROM.end();
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return success;
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}
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bool configuration::load()
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{
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int address = EEPROM_CONFIG_ADDRESS;
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bool success = false;
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EEPROM.begin(EEPROM_SIZE);
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if (EEPROM.read(address) == EEPROM_CHECK_SUM)
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{
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address++;
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address += readString(address, &ssid);
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address += readString(address, &ssidPassword);
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address += readByte(address, &meterType);
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address += readString(address, &mqtt);
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address += readInt(address, &mqttPort);
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address += readString(address, &mqttClientID);
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address += readString(address, &mqttPublishTopic);
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address += readString(address, &mqttSubscribeTopic);
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bool secure = false;
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address += readBool(address, &secure);
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if (secure)
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{
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address += readString(address, &mqttUser);
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address += readString(address, &mqttPass);
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}
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else
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{
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mqttUser = 0;
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mqttPass = 0;
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}
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success = true;
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}
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else
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{
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ssid = (char*)String("").c_str();
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ssidPassword = (char*)String("").c_str();
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meterType = (byte)0;
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mqtt = (char*)String("").c_str();
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mqttClientID = (char*)String("").c_str();
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mqttPublishTopic = (char*)String("").c_str();
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mqttSubscribeTopic = (char*)String("").c_str();
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mqttUser = 0;
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mqttPass = 0;
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mqttPort = 1883;
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}
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EEPROM.end();
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return success;
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}
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bool configuration::isSecure()
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{
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return (mqttUser != 0) && (String(mqttUser).length() > 0);
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}
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int configuration::readInt(int address, int *value)
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{
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int lower = EEPROM.read(address);
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int higher = EEPROM.read(address + 1);
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*value = lower + (higher << 8);
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return 2;
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}
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int configuration::saveInt(int address, int value)
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{
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byte lowByte = value & 0xFF;
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byte highByte = ((value >> 8) & 0xFF);
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EEPROM.write(address, lowByte);
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EEPROM.write(address + 1, highByte);
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return 2;
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}
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int configuration::readBool(int address, bool *value)
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{
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byte y = EEPROM.read(address);
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*value = (bool)y;
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return 1;
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}
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int configuration::saveBool(int address, bool value)
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{
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byte y = (byte)value;
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EEPROM.write(address, y);
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return 1;
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}
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int configuration::readByte(int address, byte *value)
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{
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*value = EEPROM.read(address);
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return 1;
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}
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int configuration::saveByte(int address, byte value)
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{
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EEPROM.write(address, value);
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return 1;
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}
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void configuration::print(Stream& serial)
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{
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/*
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char* ssid;
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char* ssidPassword;
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byte meterType;
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char* mqtt;
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int mqttPort;
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char* mqttClientID;
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char* mqttPublishTopic;
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char* mqttSubscribeTopic;
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bool secure;
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char* mqttUser;
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char* mqttPass;
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*/
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serial.println("Configuration:");
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serial.println("-----------------------------------------------");
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serial.printf("ssid: %s\r\n", this->ssid);
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serial.printf("ssidPassword: %s\r\n", this->ssidPassword);
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serial.printf("meterType: %i\r\n", this->meterType);
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serial.printf("mqtt: %s\r\n", this->mqtt);
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serial.printf("mqttPort: %i\r\n", this->mqttPort);
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serial.printf("mqttClientID: %s\r\n", this->mqttClientID);
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serial.printf("mqttPublishTopic: %s\r\n", this->mqttPublishTopic);
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serial.printf("mqttSubscribeTopic: %s\r\n", this->mqttSubscribeTopic);
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if (this->isSecure())
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{
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serial.printf("SECURE MQTT CONNECTION:\r\n");
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serial.printf("mqttUser: %s\r\n", this->mqttUser);
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serial.printf("mqttPass: %s\r\n", this->mqttPass);
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}
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serial.println("-----------------------------------------------");
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}
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template <class T> int configuration::writeAnything(int ee, const T& value)
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{
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const byte* p = (const byte*)(const void*)&value;
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unsigned int i;
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for (i = 0; i < sizeof(value); i++)
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EEPROM.write(ee++, *p++);
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return i;
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}
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template <class T> int configuration::readAnything(int ee, T& value)
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{
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byte* p = (byte*)(void*)&value;
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unsigned int i;
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for (i = 0; i < sizeof(value); i++)
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*p++ = EEPROM.read(ee++);
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return i;
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}
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int configuration::readString(int pAddress, char* pString[])
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{
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int address = 0;
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byte length = EEPROM.read(pAddress + address);
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address++;
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char* buffer = new char[length];
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for (int i = 0; i<length; i++)
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{
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buffer[i] = EEPROM.read(pAddress + address++);
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}
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*pString = buffer;
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return address;
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}
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int configuration::saveString(int pAddress, char* pString)
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{
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int address = 0;
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int length = strlen(pString) + 1;
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EEPROM.put(pAddress + address, length);
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address++;
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for (int i = 0; i < length; i++)
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{
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EEPROM.put(pAddress + address, pString[i]);
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address++;
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}
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return address;
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}
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