Files
pezkuwi-common/packages/util-crypto/ed25519/pair/fromSecret.js
T

24 lines
631 B
JavaScript

/**
* @name ed25519PairFromSecret
* @summary Creates a new public/secret keypair from a secret.
* @description
* Returns a object containing a `publicKey` & `secretKey` generated from the supplied secret.
* @example
* <BR>
*
* ```javascript
* import { ed25519PairFromSecret } from '@pezkuwi/util-crypto';
*
* ed25519PairFromSecret(...); // => { secretKey: [...], publicKey: [...] }
* ```
*/
export function ed25519PairFromSecret(secretKey) {
if (secretKey.length !== 64) {
throw new Error('Invalid secretKey provided');
}
return {
publicKey: secretKey.slice(32),
secretKey
};
}