karak-kms 0.2.0

Karak Key Management SDK
Documentation 
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use crate::keypair::traits::Encryptable;
use std::{error::Error, future::Future};

pub trait EncryptedKeystore<Keypair: Encryptable> {
    type StorageError: Error;

    fn store(&self, keypair: &Keypair, passphrase: &str) -> Result<(), Self::StorageError>;
    fn retrieve(&self, passphrase: &str) -> Result<Keypair, Self::StorageError>;
}

// TODO: We should add the other params to the sync trait as well (this would require a small refactor of the local keystore)
pub trait AsyncEncryptedKeystore<Keypair: Encryptable + Send + Sync, OtherParams: Send + Sync> {
    type StorageError: Error + Send + Sync;

    fn store(
        &self,
        keypair: &Keypair,
        passphrase: &str,
        other_params: &OtherParams,
    ) -> impl Future<Output = Result<(), Self::StorageError>>;

    fn retrieve(
        &self,
        passphrase: &str,
        other_params: &OtherParams,
    ) -> impl Future<Output = Result<Keypair, Self::StorageError>>;
}