/*
 * SWE 545 - Distributed Systems Programming
 * Homework 2: Client-server programming skills
 *
 * ___Your name___
 * File name: simple-client.c       (Modify this line when you rename the file)
 * Last modified:   ___date___
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <linux/in.h>
#include <stdlib.h>
#include <unistd.h>

int main()
{
    int clientfd;
    short int port_no = 2000;
    char msg[1000];
    struct sockaddr_in servaddr;
    char *server_ip_address = "127.0.0.1";

    printf("Client will connect to the server at IP %s, port #%d\n", server_ip_address, port_no);

    // Create client socket.
    clientfd = socket(AF_INET, SOCK_STREAM, 0);
    printf("Client socket created\n");

    // Connect to the server client
    servaddr.sin_family = AF_INET;
    servaddr.sin_port = htons(port_no);
    inet_pton(AF_INET, server_ip_address, &servaddr.sin_addr);
    connect(clientfd, (struct sockaddr *) &servaddr, sizeof(servaddr));
    printf("Client socket connected\n");

    // Read one line of message from the input and send it to the server.
    printf("Enter the message to be sent to the server: ");
    scanf("%s", &msg);
    send(clientfd, msg, strlen(msg)+1, 0);

    close(clientfd);
    printf("Client sent the message and disconnected. \n");

    return 0;
}