Output

192.168.2.2|
-------
===================================================================

file to read:
Cycle           : 7
Server          : 192.168.2.2|
Mac             : B8:27:EB:BF:08:BB
=======================================================================
Code:

#include "Read.h"

char temp[30];
r.readAED(temp);

std::cout << temp << "-----------" std::endl;
server = gethostbyname(temp);

void Read::readServer(char* type){
    FILE *f = fopen("/etc/device", "r");
    if (!f) {
       //Send Serial to Server.
    //return "e";
    }

    char line[256];

    char serial_string[30];
    while (fgets(line, 50, f)) {
        if (strncmp(line, "Server", 6) == 0) {

            atoi(strcpy(serial_string, strchr(line, ':') + 2));
            for (int i = 0; i < 30; ++i) {
                if (serial_string != " ")
                    type[i] = serial_string[i];
                else
                    type[i] = '_';
            }

            fclose(f);

        }
    }
}