int startAsServer(){
  int socket_desc , client_sock , c , read_size;
  struct sockaddr_in server , client;
  char * client_message = (char *) malloc(sizeof(char) * 2000);
  socket_desc = socket(AF_INET , SOCK_STREAM , 0);
  if (socket_desc == -1) {
    printf("Could not create socket");
  }
  puts("Socket created");
  server.sin_family = AF_INET;
  server.sin_addr.s_addr = INADDR_ANY;
  server.sin_port = htons( 8888 );
  if( bind(socket_desc,(struct sockaddr *)&server , sizeof(server)) < 0) {
    perror("bind failed. Error");
    return 1;
  }
  puts("bind done");
  listen(socket_desc , 3);
  puts("Waiting for incoming connections...");
  c = sizeof(struct sockaddr_in);
  while(1) {
    client_sock = accept(socket_desc, (struct sockaddr *)&client, (socklen_t*)&c);
    if (client_sock < 0) {
      perror("accept failed");
      return 1;
    }
    while( (read_size = recv(client_sock , client_message , 2000 , 0)  ) > 0 ){
      if(!strcmp(client_message, "halt")){
        return 0;
      }  else {
        client_message = processCommand(client_message);
        write(client_sock , client_message , strlen(client_message));
        bzero(client_message, 2000);
      }
    }
    if(read_size == 0){
      puts("Client disconnected");
      fflush(stdout);
    }
    else if(read_size == -1){
      perror("recv failed");
    }
  }
  return 0;
}
//starts sending on port 8888
int startAsClient(){
  int sock;
  struct sockaddr_in server;
  char message[1000] , server_reply[2000];
  sock = socket(AF_INET , SOCK_STREAM , 0);
  if (sock == -1){
    printf("Could not create socket");
  }
  puts("Socket created");
  server.sin_addr.s_addr = inet_addr("127.0.0.1");
  server.sin_family = AF_INET;
  server.sin_port = htons( 8888 );
  if (connect(sock , (struct sockaddr *)&server , sizeof(server)) < 0){
    perror("connect failed. Error");
    return 1;
  }
  puts("Connected\n");
  while(1){
    printf("Enter message : ");
    bzero(message, 1000);
    scanf("%s" , message);
    if(strcmp(message, "quit") == 0){
      return 0;
    }
    if( send(sock , message , strlen(message) , 0) < 0){
      puts("Send failed");
      return 1;
    }
    if(!strcmp(message, "halt")){
      return 0;
    }
    bzero(server_reply, 2000);
    if( recv(sock , server_reply , 2000 , 0) < 0){
      puts("recv failed");
      break;
    }
    puts("Server reply :");
    puts(server_reply);
  }
  close(sock);
  return 0;
}