server.c

#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
#include <string.h>
#include <arpa/inet.h>

#define BUFSIZE 16350
#define PORTID 40001

int numere[BUFSIZE];

int main() {
    struct sockaddr_in serveraddr;
    int s = socket(AF_INET, SOCK_DGRAM, 0);

    memset(&serveraddr, 0, sizeof(serveraddr));
    serveraddr.sin_port = htons(PORTID);
    serveraddr.sin_addr.s_addr = INADDR_ANY;
    serveraddr.sin_family = AF_INET;

    bind(s, (struct sockaddr*) &serveraddr, sizeof(serveraddr));

    struct sockaddr_in clientaddr;
    int clientlen = sizeof(clientaddr);
    memset(&clientaddr, 0, sizeof(clientaddr));

    int buf[BUFSIZE];
    while(1) {
        recvfrom(s, buf, sizeof(int)*BUFSIZE, 0, (struct sockaddr*) &clientaddr, &clientlen);
        printf("EEEEEEEEEEEI MACARENA\n");
        int i;
        for(i = 0; i < BUFSIZE; ++i) {
            numere[i] = buf[i];
        }
        printf("WHADDAYA THINK ABOUT IT\n");
        sendto(s, numere, sizeof(int)*BUFSIZE, 0, (struct sockaddr*) &clientaddr, clientlen);
    }

    return 0;
}