Nikhiladiga

import java.io.File;
import java.util.List;
import java.util.Map;
import org.springframework.core.io.FileSystemResource;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.http.client.MultipartBodyBuilder;
import org.springframework.util.MultiValueMap;
import org.springframework.web.reactive.function.BodyInserters;

Nikhiladiga

#include <iostream>
#include <netinet/in.h>
#include <string.h>
#include <sys/ioctl.h>
#include <net/if.h>
#include <unistd.h>

int is_interface_online(std::string interface)
{
    int fd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);