server listener

server.c

#include <stdio.h> 
#include <stdlib.h> 
#include <unistd.h> 
#include <string.h> 
#include <sys/types.h> 
#include <sys/socket.h> 
#include <arpa/inet.h> 
#include <netinet/in.h> 
  
#define PORT     5000 
#define MAXLINE 1024 
  
// Driver code 
int main() { 
    int sockfd; 
    char buffer[MAXLINE]; 
    struct sockaddr_in servaddr, cliaddr; 
      
    // Creating socket file descriptor 
    if ( (sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0 ) { 
        perror("socket creation failed"); 
        exit(EXIT_FAILURE); 
    } 
      
    memset(&servaddr, 0, sizeof(servaddr)); 
    memset(&cliaddr, 0, sizeof(cliaddr)); 
      
    // Filling server information 
    servaddr.sin_family    = AF_INET; // IPv4 
    servaddr.sin_addr.s_addr = INADDR_ANY; 
    servaddr.sin_port = htons(PORT); 
      
    // Bind the socket with the server address 
    if ( bind(sockfd, (const struct sockaddr *)&servaddr,  
            sizeof(servaddr)) < 0 ) 
    { 
        perror("bind failed"); 
        exit(EXIT_FAILURE); 
    } 
    while (1) {  
    	int len, n; 
    	n = recvfrom(sockfd, (char *)buffer, MAXLINE,  
                MSG_WAITALL, ( struct sockaddr *) &cliaddr, 
                &len); 
    	buffer[n] = '\0'; 
    	printf("----------------------------------------------------------------------------- \n");
    	printf("Client : %s\n", buffer);
    } 
      
    return 0; 
}