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/*---
includes: [compatFs.js, compatBuffer.js, compatWebcrypto.js, runTsuite.js, webCryptoUtils.js]
flags: [async]
---*/
async function encrypt_key(params) {
if (params.generate_keys) {
if (params.generate_keys.publicKey) {
return params.generate_keys.publicKey;
}
params.generate_keys = await crypto.subtle.generateKey(params.generate_keys.alg,
params.generate_keys.extractable,
params.generate_keys.usage);
return params.generate_keys.publicKey;
}
return await crypto.subtle.importKey(params.enc.fmt,
params.enc.key,
{ name: "RSA-OAEP", hash:params.enc.hash },
false, ["encrypt"]);
}
async function decrypt_key(params) {
if (params.generate_keys) {
if (params.generate_keys.privateKey) {
return params.generate_keys.privateKey;
}
params.generate_keys = await crypto.subtle.generateKey(params.generate_keys.alg,
params.generate_keys.extractable,
params.generate_keys.usage);
return params.generate_keys.privateKey;
}
return await crypto.subtle.importKey(params.dec.fmt,
params.dec.key,
{ name: "RSA-OAEP", hash:params.dec.hash },
false, ["decrypt"]);
}
async function test(params) {
let enc_key = await encrypt_key(params);
let dec_key = await decrypt_key(params);
let enc = await crypto.subtle.encrypt({name: "RSA-OAEP"}, enc_key, params.data);
let plaintext = await crypto.subtle.decrypt({name: "RSA-OAEP"}, dec_key, enc);
plaintext = Buffer.from(plaintext);
if (params.data.compare(plaintext) != 0) {
throw Error(`RSA-OAEP encoding/decoding failed expected: "${params.data}" vs "${plaintext}"`);
}
return 'SUCCESS';
}
function p(args, default_opts) {
let key;
let params = merge({}, default_opts);
params = merge(params, args);
switch (params.enc.fmt) {
case "spki":
let pem = fs.readFileSync(`test/webcrypto/${params.enc.key}`);
key = pem_to_der(pem, "PUBLIC");
break;
case "jwk":
key = load_jwk(params.enc.key);
break;
default:
throw Error("Unknown encoding key format");
}
params.enc.key = key;
switch (params.dec.fmt) {
case "pkcs8":
let pem = fs.readFileSync(`test/webcrypto/${params.dec.key}`);
key = pem_to_der(pem, "PRIVATE");
break;
case "jwk":
key = load_jwk(params.dec.key);
break;
default:
throw Error("Unknown decoding key format");
}
params.dec.key = key;
params.data = Buffer.from(params.data, "hex");
return params;
}
let rsa_tsuite = {
name: "RSA-OAEP encoding/decoding",
skip: () => (!has_buffer() || !has_webcrypto()),
T: test,
prepare_args: p,
opts: {
enc: { fmt: "spki", key: "rsa.spki", hash: "SHA-256" },
dec: { fmt: "pkcs8", key: "rsa.pkcs8", hash: "SHA-256" },
},
tests: [
{ data: "aabbcc" },
{ data: "aabbccdd".repeat(4) },
{ data: "aabbccdd".repeat(7) },
{ data: "aabbcc",
generate_keys: { alg: { name: "RSA-OAEP",
modulusLength: 2048,
publicExponent: new Uint8Array([1, 0, 1]),
hash: "SHA-256" },
extractable: true,
usage: [ "encrypt", "decrypt" ] },
expected: true },
{ data: "aabbcc", enc: { hash: "SHA-1" }, dec: { hash: "SHA-1" } },
{ data: "aabbccdd".repeat(4), enc: { hash: "SHA-1" }, dec: { hash: "SHA-1" } },
{ data: "aabbccdd".repeat(7), enc: { hash: "SHA-1" }, dec: { hash: "SHA-1" } },
{ data: "aabbcc", enc: { hash: "SHA-384" }, dec: { hash: "SHA-384" } },
{ data: "aabbccdd".repeat(4), enc: { hash: "SHA-384" }, dec: { hash: "SHA-384" } },
{ data: "aabbccdd".repeat(7), enc: { hash: "SHA-384" }, dec: { hash: "SHA-384" } },
{ data: "aabbcc", enc: { hash: "SHA-256" }, dec: { hash: "SHA-384" }, exception: "Error: EVP_PKEY_decrypt() failed" },
{ data: "aabbcc", enc: { hash: "XXX" }, exception: "TypeError: unknown hash name: \"XXX\"" },
{ data: "aabbcc", dec: { key: "rsa.spki.broken" }, exception: "Error: d2i_PUBKEY() failed" },
{ data: "aabbcc", dec: { key: "rsa2.spki" }, exception: "Error: EVP_PKEY_decrypt() failed" },
{ data: "aabbcc", enc: { fmt: "jwk", key: "rsa.enc.pub.jwk" }, dec: { fmt: "jwk", key: "rsa.dec.jwk" } },
]};
run([rsa_tsuite])
.then($DONE, $DONE);
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