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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/ox/_esm/core
Просмотр файла: Ed25519.js
import { ed25519 } from '@noble/curves/ed25519';
import * as Bytes from './Bytes.js';
import * as Hex from './Hex.js';
/** Re-export of noble/curves Ed25519 utilities. */
export const noble = ed25519;
/**
* Creates a new Ed25519 key pair consisting of a private key and its corresponding public key.
*
* @example
* ```ts twoslash
* import { Ed25519 } from 'ox'
*
* const { privateKey, publicKey } = Ed25519.createKeyPair()
* ```
*
* @param options - The options to generate the key pair.
* @returns The generated key pair containing both private and public keys.
*/
export function createKeyPair(options = {}) {
const { as = 'Hex' } = options;
const privateKey = randomPrivateKey({ as });
const publicKey = getPublicKey({ privateKey, as });
return {
privateKey: privateKey,
publicKey: publicKey,
};
}
/**
* Computes the Ed25519 public key from a provided private key.
*
* @example
* ```ts twoslash
* import { Ed25519 } from 'ox'
*
* const publicKey = Ed25519.getPublicKey({ privateKey: '0x...' })
* ```
*
* @param options - The options to compute the public key.
* @returns The computed public key.
*/
export function getPublicKey(options) {
const { as = 'Hex', privateKey } = options;
const privateKeyBytes = Bytes.from(privateKey);
const publicKeyBytes = ed25519.getPublicKey(privateKeyBytes);
if (as === 'Hex')
return Hex.fromBytes(publicKeyBytes);
return publicKeyBytes;
}
/**
* Generates a random Ed25519 private key.
*
* @example
* ```ts twoslash
* import { Ed25519 } from 'ox'
*
* const privateKey = Ed25519.randomPrivateKey()
* ```
*
* @param options - The options to generate the private key.
* @returns The generated private key.
*/
export function randomPrivateKey(options = {}) {
const { as = 'Hex' } = options;
const bytes = ed25519.utils.randomPrivateKey();
if (as === 'Hex')
return Hex.fromBytes(bytes);
return bytes;
}
/**
* Signs the payload with the provided private key and returns an Ed25519 signature.
*
* @example
* ```ts twoslash
* import { Ed25519 } from 'ox'
*
* const signature = Ed25519.sign({ // [!code focus]
* payload: '0xdeadbeef', // [!code focus]
* privateKey: '0x...' // [!code focus]
* }) // [!code focus]
* ```
*
* @param options - The signing options.
* @returns The Ed25519 signature.
*/
export function sign(options) {
const { as = 'Hex', payload, privateKey } = options;
const payloadBytes = Bytes.from(payload);
const privateKeyBytes = Bytes.from(privateKey);
const signatureBytes = ed25519.sign(payloadBytes, privateKeyBytes);
if (as === 'Hex')
return Hex.fromBytes(signatureBytes);
return signatureBytes;
}
/**
* Verifies a payload was signed by the provided public key.
*
* @example
* ```ts twoslash
* import { Ed25519 } from 'ox'
*
* const { privateKey, publicKey } = Ed25519.createKeyPair()
* const signature = Ed25519.sign({ payload: '0xdeadbeef', privateKey })
*
* const verified = Ed25519.verify({ // [!code focus]
* publicKey, // [!code focus]
* payload: '0xdeadbeef', // [!code focus]
* signature, // [!code focus]
* }) // [!code focus]
* ```
*
* @param options - The verification options.
* @returns Whether the payload was signed by the provided public key.
*/
export function verify(options) {
const { payload, publicKey, signature } = options;
const payloadBytes = Bytes.from(payload);
const publicKeyBytes = Bytes.from(publicKey);
const signatureBytes = Bytes.from(signature);
return ed25519.verify(signatureBytes, payloadBytes, publicKeyBytes);
}
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