use ed25519_dalek::{Signature, SigningKey, VerifyingKey};
use rand::rngs::OsRng;
use rsa::signature::SignerMut;
pub fn generate_sec() -> (SigningKey, VerifyingKey) {
let mut rng = OsRng;
let sk = SigningKey::generate(&mut rng);
let vk = sk.verifying_key();
(sk, vk)
}
pub fn signature(sk: &mut SigningKey, msg: &[u8]) -> Signature {
sk.sign(msg)
}
pub fn verify(vk: &VerifyingKey, s: &Signature, msg: &[u8]) -> bool {
match vk.verify_strict(msg, s) {
Ok(_) => true,
Err(_) => false,
}
}