for rust community

rust_keys

extern crate rand;
extern crate ed25519_dalek;
use rand::rngs::OsRng;
use sha2::Sha512;
use ed25519_dalek::KEYPAIR_LENGTH;

#[derive(Debug)]
pub struct PublicKey {
    pub inner: ed25519_dalek::PublicKey,
}
pub struct SecretKey {
    pub inner: ed25519_dalek::Keypair,
}

pub fn generate_key_pair() -> (SecretKey, PublicKey) {

    let mut csprng = OsRng::new().unwrap();
    let kp = ed25519_dalek::Keypair::generate::<Sha512, _>(&mut csprng);
    let pk = ed25519_dalek::PublicKey::from_bytes(&kp.public.as_bytes()[..]).unwrap();
    println!("kp.sec \n{:?}\n", kp);
    let keypair_bytes:    [u8; KEYPAIR_LENGTH]    = kp.to_bytes();
    println!("{:?}\n",(keypair_bytes));
    (SecretKey { inner: kp }, PublicKey { inner: pk })
}


pub fn main() {
    generate_key_pair();
}