@microsoft/dev-tunnels-ssh-keys
Version:
SSH key import/export library for Dev Tunnels
38 lines • 1.77 kB
JavaScript
;
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
Object.defineProperty(exports, "__esModule", { value: true });
exports.useWebCrypto = exports.getKeyEncryptionAlgorithm = void 0;
const dev_tunnels_ssh_1 = require("@microsoft/dev-tunnels-ssh");
function getKeyEncryptionAlgorithm(algorithm) {
// Different formats may use different casing and hyphens. Normalize before comparing.
algorithm = algorithm.toUpperCase().replace(/-/g, '');
// Note algorithms other than AES256 are used only for decrypting (importing) keys.
switch (algorithm) {
case 'AES128CBC':
return new dev_tunnels_ssh_1.Encryption('aes128-cbc', 'AES', 'CBC', 128);
case 'AES128CTR':
return new dev_tunnels_ssh_1.Encryption('aes128-ctr', 'AES', 'CTR', 128);
case 'AES192CBC':
return new dev_tunnels_ssh_1.Encryption('aes192-cbc', 'AES', 'CBC', 192);
case 'AES192CTR':
return new dev_tunnels_ssh_1.Encryption('aes192-ctr', 'AES', 'CTR', 192);
case 'AES256CBC':
return new dev_tunnels_ssh_1.Encryption('aes256-cbc', 'AES', 'CBC', 256);
case 'AES256CTR':
return new dev_tunnels_ssh_1.Encryption('aes256-ctr', 'AES', 'CTR', 256);
default:
throw new Error(`Key cipher not supported: ${algorithm}`);
}
}
exports.getKeyEncryptionAlgorithm = getKeyEncryptionAlgorithm;
/**
* Use web crypto when in a browser and the crypto.subtle API is available.
* Otherwise use Node.js crypto.
*/
function useWebCrypto() {
return typeof self === 'object' && !!(typeof crypto === 'object' && crypto.subtle);
}
exports.useWebCrypto = useWebCrypto;
//# sourceMappingURL=keyFormatter.js.map