@simplewebauthn/server
Version:
SimpleWebAuthn for Servers
39 lines (38 loc) • 1.32 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.mapX509SignatureAlgToCOSEAlg = mapX509SignatureAlgToCOSEAlg;
const cose_js_1 = require("./cose.js");
/**
* Map X.509 signature algorithm OIDs to COSE algorithm IDs
*
* - EC2 OIDs: https://oidref.com/1.2.840.10045.4.3
* - RSA OIDs: https://oidref.com/1.2.840.113549.1.1
*/
function mapX509SignatureAlgToCOSEAlg(signatureAlgorithm) {
let alg;
if (signatureAlgorithm === '1.2.840.10045.4.3.2') {
alg = cose_js_1.COSEALG.ES256;
}
else if (signatureAlgorithm === '1.2.840.10045.4.3.3') {
alg = cose_js_1.COSEALG.ES384;
}
else if (signatureAlgorithm === '1.2.840.10045.4.3.4') {
alg = cose_js_1.COSEALG.ES512;
}
else if (signatureAlgorithm === '1.2.840.113549.1.1.11') {
alg = cose_js_1.COSEALG.RS256;
}
else if (signatureAlgorithm === '1.2.840.113549.1.1.12') {
alg = cose_js_1.COSEALG.RS384;
}
else if (signatureAlgorithm === '1.2.840.113549.1.1.13') {
alg = cose_js_1.COSEALG.RS512;
}
else if (signatureAlgorithm === '1.2.840.113549.1.1.5') {
alg = cose_js_1.COSEALG.RS1;
}
else {
throw new Error(`Unable to map X.509 signature algorithm ${signatureAlgorithm} to a COSE algorithm`);
}
return alg;
}