Untitled

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<unistd.h>
#include<arpa/inet.h>
void  main(){
	char *ip = "127.0.0.1";
	int port = 5555;
	int sock;
	struct sockaddr_in addr;
	socklen_t addr_size;
	char buffer[1024];
	int n;
	sock = socket(AF_INET, SOCK_STREAM, 0);
	if(sock<0){
		perror("[-] Socket error");
		exit(1);
		}
	printf("[+]TCP server socket created.\n");
	memset(&addr, '\0', sizeof(addr));
	addr.sin_family = AF_INET;
	addr.sin_port = port;
	addr.sin_addr.s_addr=inet_addr(ip);
	connect(sock,(struct sockaddr *)&addr,sizeof(addr));
	printf("Connected to the server.\n");
	bzero(buffer, 1024);
	strcpy(buffer, "HELLO FROM THE CLIENT");
	printf("Client: %s\n", buffer);
	send(sock, buffer, strlen(buffer),0);
	bzero(buffer, 1024);
	recv(sock, buffer, sizeof(buffer), 0);
	printf("Server:%s\n", buffer);
	close(sock);
	printf("Disconnected from the Server.\n");
	}
	
	
server

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<unistd.h>
#include<arpa/inet.h>
void  main(){
	char *ip = "127.0.0.1";
	int port = 5555;
	int server_sock,client_sock;
	struct sockaddr_in server_addr,client_addr;
	socklen_t addr_size;
	char buffer[1024];
	int n;
	server_sock = socket(AF_INET, SOCK_STREAM, 0);
	if(server_sock<0){
		perror("[-] Socket error");
		exit(1);
		}
	printf("[+]TCP server socket created.\n");
	memset(&server_addr, '\0', sizeof(server_addr));
	server_addr.sin_family = AF_INET;
	server_addr.sin_port = port;
	server_addr.sin_addr.s_addr=inet_addr(ip);
	n=bind(server_sock,(struct sockaddr *)&server_addr,sizeof(server_addr));
	if(n<0){
		perror("[-]Bind error");
	exit(1);
	}
	printf("[+]bind to the port number:%d\n", port);
	listen(server_sock, 10);
	printf("Listening...\n");
	while(1){
		addr_size = sizeof(client_addr);
		client_sock = accept(server_sock,(struct sockaddr*)&client_addr,&addr_size);
		printf("[+]Client connected.\n");
		bzero(buffer, 1024);
		recv(client_sock, buffer, sizeof(buffer), 0);
		printf("Client: %s\n", buffer);
		bzero(buffer, 1024);
		strcpy(buffer, "HELLO, THIS IS SERVER");
		printf("Server:%s\n", buffer);
		send(client_sock, buffer, strlen(buffer),0);
		close(client_sock);
		printf("[+]Client Disconnected.\n\n");
       		 }
	}