mirror of https://github.com/ghostfolio/ghostfolio
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.7 KiB
54 lines
1.7 KiB
"use strict";
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
exports.verifyOKP = verifyOKP;
|
|
const cose_js_1 = require("../../cose.js");
|
|
const index_js_1 = require("../../index.js");
|
|
const importKey_js_1 = require("./importKey.js");
|
|
const getWebCrypto_js_1 = require("./getWebCrypto.js");
|
|
async function verifyOKP(opts) {
|
|
const { cosePublicKey, signature, data } = opts;
|
|
const WebCrypto = await (0, getWebCrypto_js_1.getWebCrypto)();
|
|
const alg = cosePublicKey.get(cose_js_1.COSEKEYS.alg);
|
|
const crv = cosePublicKey.get(cose_js_1.COSEKEYS.crv);
|
|
const x = cosePublicKey.get(cose_js_1.COSEKEYS.x);
|
|
if (!alg) {
|
|
throw new Error('Public key was missing alg (OKP)');
|
|
}
|
|
if (!(0, cose_js_1.isCOSEAlg)(alg)) {
|
|
throw new Error(`Public key had invalid alg ${alg} (OKP)`);
|
|
}
|
|
if (!crv) {
|
|
throw new Error('Public key was missing crv (OKP)');
|
|
}
|
|
if (!x) {
|
|
throw new Error('Public key was missing x (OKP)');
|
|
}
|
|
// Pulled key import steps from here:
|
|
// https://wicg.github.io/webcrypto-secure-curves/#ed25519-operations
|
|
let _crv;
|
|
if (crv === cose_js_1.COSECRV.ED25519) {
|
|
_crv = 'Ed25519';
|
|
}
|
|
else {
|
|
throw new Error(`Unexpected COSE crv value of ${crv} (OKP)`);
|
|
}
|
|
const keyData = {
|
|
kty: 'OKP',
|
|
crv: _crv,
|
|
alg: 'EdDSA',
|
|
x: index_js_1.isoBase64URL.fromBuffer(x),
|
|
ext: false,
|
|
};
|
|
const keyAlgorithm = {
|
|
name: _crv,
|
|
namedCurve: _crv,
|
|
};
|
|
const key = await (0, importKey_js_1.importKey)({
|
|
keyData,
|
|
algorithm: keyAlgorithm,
|
|
});
|
|
const verifyAlgorithm = {
|
|
name: _crv,
|
|
};
|
|
return WebCrypto.subtle.verify(verifyAlgorithm, key, signature, data);
|
|
}
|
|
|