47 lines
1.5 KiB
JavaScript
47 lines
1.5 KiB
JavaScript
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',
|
|
});
|