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- import { createPrivateKey, createPublicKey, KeyObject } from 'crypto';
- import { Buffer } from 'buffer';
- import { isCryptoKey } from './webcrypto.js';
- import isKeyObject from './is_key_object.js';
- import invalidKeyInput from '../lib/invalid_key_input.js';
- import { types } from './is_key_like.js';
- const genericExport = (keyType, keyFormat, key) => {
- let keyObject;
- if (isCryptoKey(key)) {
- if (!key.extractable) {
- throw new TypeError('CryptoKey is not extractable');
- }
- keyObject = KeyObject.from(key);
- }
- else if (isKeyObject(key)) {
- keyObject = key;
- }
- else {
- throw new TypeError(invalidKeyInput(key, ...types));
- }
- if (keyObject.type !== keyType) {
- throw new TypeError(`key is not a ${keyType} key`);
- }
- return keyObject.export({ format: 'pem', type: keyFormat });
- };
- export const toSPKI = (key) => {
- return genericExport('public', 'spki', key);
- };
- export const toPKCS8 = (key) => {
- return genericExport('private', 'pkcs8', key);
- };
- export const fromPKCS8 = (pem) => createPrivateKey({
- key: Buffer.from(pem.replace(/(?:-----(?:BEGIN|END) PRIVATE KEY-----|\s)/g, ''), 'base64'),
- type: 'pkcs8',
- format: 'der',
- });
- export const fromSPKI = (pem) => createPublicKey({
- key: Buffer.from(pem.replace(/(?:-----(?:BEGIN|END) PUBLIC KEY-----|\s)/g, ''), 'base64'),
- type: 'spki',
- format: 'der',
- });
- export const fromX509 = (pem) => createPublicKey({
- key: pem,
- type: 'spki',
- format: 'pem',
- });
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