/*
	FUNCTION THAT GETS A PASSWORD FROM USER
*/

#include<iostream.h>
#include<stdio.h>
#include<conio.h>

void getpass(char *pass, int l)
{
	char ch;
	int i=0;
	while(1) //runs until enter is entered
	{
		ch=getch();
		if(ch==13) //checks for enter key
		{
			pass[i]='\0'; //ends with a null ch
			break;
		}
		else if(ch==8) //checks for backspace
		{
			cout<<"\b \b"; //removes asterisk printed
			if(i<l&&i>0)
				i--;  //one pos back
		}
		else if(i<(l-1))  //one ch is saved for null ch
		{
			cout<<"*"; //prints asterisk
			pass[i]=ch; //stores in referenced array
			i++;
		}
	}
}
void main()
{
	char username[20], password[20];
	cout<<"ENTER USERNAME: ";
	gets(username);
	cout<<"ENTER PASSWORD: ";
	getpass(password,20);  //string passed by reference, with size
	cout<<"\n\nUSERNAME: "<<username;
	cout<<"\nPASSWORD: "<<password;
	getch();
}