String JSCryptoKeySerializationJWK::serialize(ExecState* exec, const CryptoKey& key)
{
std::unique_ptr<CryptoKeyData> keyData = key.exportData();
if (!keyData) {
// This generally shouldn't happen as long as all key types implement exportData(), but as underlying libraries return errors, there may be some rare failure conditions.
throwTypeError(exec, "Couldn't export key material");
return String();
}
JSObject* result = constructEmptyObject(exec);
addJWKAlgorithmToJSON(exec, result, key);
if (exec->hadException())
return String();
addBoolToJSON(exec, result, "extractable", key.extractable());
addJWKUseToJSON(exec, result, key.usagesBitmap());
if (exec->hadException())
return String();
if (isCryptoKeyDataOctetSequence(*keyData))
buildJSONForOctetSequence(exec, toCryptoKeyDataOctetSequence(*keyData).octetSequence(), result);
else if (isCryptoKeyDataRSAComponents(*keyData))
buildJSONForRSAComponents(exec, toCryptoKeyDataRSAComponents(*keyData), result);
else {
throwTypeError(exec, "Key doesn't support exportKey");
return String();
}
if (exec->hadException())
return String();
return JSONStringify(exec, result, 4);
}
void CryptoAlgorithmAES_KW::importKey(const CryptoAlgorithmParameters&, const CryptoKeyData& keyData, bool extractable, CryptoKeyUsage usage, KeyCallback callback, VoidCallback, ExceptionCode& ec)
{
if (keyData.format() != CryptoKeyData::Format::OctetSequence) {
ec = NOT_SUPPORTED_ERR;
return;
}
const CryptoKeyDataOctetSequence& keyDataOctetSequence = toCryptoKeyDataOctetSequence(keyData);
RefPtr<CryptoKeyAES> result = CryptoKeyAES::create(CryptoAlgorithmIdentifier::AES_KW, keyDataOctetSequence.octetSequence(), extractable, usage);
callback(*result);
}
