// An example showing how to change the password of the database.

extern crate pwsafe;

use pwsafe::{PwsafeReader, PwsafeWriter};
use std::fs::File;
use std::io::{BufReader, BufWriter};

fn main() {
    let rfilename = "pwsafe.psafe3";
    let wfilename = "pwsafe.new.psafe3";

    let rfile = BufReader::new(File::open(rfilename).unwrap());
    let wfile = BufWriter::new(File::create(wfilename).unwrap());

    let mut rdb = PwsafeReader::new(rfile, b"password").unwrap();
    let mut wdb = PwsafeWriter::new(wfile, rdb.get_iter(), b"test").unwrap();

    while let Some((field_type, field_data)) = rdb.read_field().unwrap() {
        wdb.write_field(field_type, &field_data).unwrap();
    }
    rdb.verify().unwrap();
    wdb.finish().unwrap();
}