Let's Control It

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//#######################################################################################################
//#################################### Plugin 085: Ping  ################################################
//#######################################################################################################

#define PLUGIN_085
#define PLUGIN_ID_085         85
#define PLUGIN_NAME_085       "Ping Device"
#define PLUGIN_VALUENAME1_085 "Ping"

#include <ESP8266Ping.h>

boolean Plugin_085(byte function, struct EventStruct *event, String& string)
{
  boolean success = false;
  static byte switchstate[TASKS_MAX];
  static byte outputstate[TASKS_MAX];
  char deviceTemplate[1][41];    // variable for saving the subscription topics

  switch (function)
  {

    case PLUGIN_DEVICE_ADD:
      {
        Device[++deviceCount].Number = PLUGIN_ID_085;
        Device[deviceCount].VType = SENSOR_TYPE_SINGLE;
        Device[deviceCount].ValueCount = 1;
        Device[deviceCount].SendDataOption = true;
        Device[deviceCount].TimerOption = true;
        Device[deviceCount].GlobalSyncOption = true;
        break;
      }

    case PLUGIN_GET_DEVICENAME:
      {
        string = F(PLUGIN_NAME_085);
        break;
      }

    case PLUGIN_GET_DEVICEVALUENAMES:
      {
        strcpy_P(ExtraTaskSettings.TaskDeviceValueNames[0], PSTR(PLUGIN_VALUENAME1_085));
        break;
      }

    case PLUGIN_WEBFORM_LOAD:
      {
        LoadCustomTaskSettings(event->TaskIndex, (byte*)&deviceTemplate, sizeof(deviceTemplate));


          addFormTextBox(string, String(F("IP ")), String(F("Plugin_085_template")), deviceTemplate[0], 40);
              
        success = true;
        break;
      }

    case PLUGIN_WEBFORM_SAVE:
      {
        String argName;

          argName = F("Plugin_085_template");
          strncpy(deviceTemplate[0], WebServer.arg(argName).c_str(), sizeof(deviceTemplate[0]));
        

        SaveCustomTaskSettings(event->TaskIndex, (byte*)&deviceTemplate, sizeof(deviceTemplate));
         success = true;
        break;
      }
    case PLUGIN_READ:
      {
        char deviceTemplate[1][41];
        String AdrIp;
      
      //  Loop over all tasks looking for a 085 instance

      for (byte y = 0; y < TASKS_MAX; y++)
       {
          if (Settings.TaskDeviceNumber[y] == PLUGIN_ID_085)
          {
            LoadCustomTaskSettings(y, (byte*)&deviceTemplate, sizeof(deviceTemplate));

            // Now loop over all import variables and subscribe to those that are not blank
              AdrIp = deviceTemplate[0];
          }
        }
        int Parts[4] = {0,0,0,0};
        int Part = 0;
        for ( int i=0; i<AdrIp.length(); i++ )
        {
          char c = AdrIp[i];
          if ( c == '.' )
          {
            Part++;
            continue;
          }
          Parts[Part] *= 10;
          Parts[Part] += c - '0';
        }
        IPAddress ip( Parts[0], Parts[1], Parts[2], Parts[3] ); // The remote ip to ping
        String log = F("Ping ");
        bool ret = Ping.ping(ip);
        log += AdrIp;
        log += " state ";
        log += ret;
        addLog(LOG_LEVEL_INFO,log);
        UserVar[event->BaseVarIndex] = ret;
        event->sensorType = SENSOR_TYPE_SWITCH;
        success = true;
        break;
      }

  }
  return success;
}

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P085_esp8266ping.ino: In function 'boolean Plugin_085(byte, EventStruct*, String&)':

_P085_esp8266ping:53:107: error: invalid conversion from 'char*' to 'int' [-fpermissive]

           addFormTextBox(string, String(F("IP ")), String(F("Plugin_085_template")), deviceTemplate[0], 40);

                                                                                                           ^

_P085_esp8266ping:53:107: error: too many arguments to function 'void addFormTextBox(const String&, const String&, const String&, int)'

\arduino-1.8.7\ESPEasy_mega-20181112\source\src\ESPEasy\WebServer.ino:3048:6: note: declared here

 void addFormTextBox(const String& label, const String& id, const String&  value, int maxlength)

      ^

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#if defined(USES_P089) && defined(ESP8266)