std::unique_ptr<CryptoKeyData> CryptoKeyRSA::exportData() const
{
ASSERT(extractable());
notImplemented();
return nullptr;
}
JsonWebKey CryptoKeyAES::exportJwk() const
{
JsonWebKey result;
result.kty = "oct";
result.k = base64URLEncode(m_key);
result.key_ops = usages();
result.ext = extractable();
return result;
}
std::unique_ptr<CryptoKeyData> CryptoKeyRSA::exportData() const
{
ASSERT(extractable());
switch (CCRSAGetKeyType(m_platformKey)) {
case ccRSAKeyPublic: {
Vector<uint8_t> modulus;
Vector<uint8_t> publicExponent;
CCCryptorStatus status = getPublicKeyComponents(m_platformKey, modulus, publicExponent);
if (status) {
WTFLogAlways("Couldn't get RSA key components, status %d", status);
return nullptr;
}
return CryptoKeyDataRSAComponents::createPublic(modulus, publicExponent);
}
case ccRSAKeyPrivate:
// Not supported yet.
default:
return nullptr;
}
}
JsonWebKey CryptoKeyRSA::exportJwk() const
{
JsonWebKey result;
result.kty = "RSA";
result.key_ops = usages();
result.ext = extractable();
auto keyData = exportData();
const auto& rsaKeyData = downcast<CryptoKeyDataRSAComponents>(*keyData);
// public key
result.n = base64URLEncode(rsaKeyData.modulus());
result.e = base64URLEncode(rsaKeyData.exponent());
if (rsaKeyData.type() == CryptoKeyDataRSAComponents::Type::Public)
return result;
// private key
result.d = base64URLEncode(rsaKeyData.privateExponent());
if (!rsaKeyData.hasAdditionalPrivateKeyParameters())
return result;
result.p = base64URLEncode(rsaKeyData.firstPrimeInfo().primeFactor);
result.q = base64URLEncode(rsaKeyData.secondPrimeInfo().primeFactor);
result.dp = base64URLEncode(rsaKeyData.firstPrimeInfo().factorCRTExponent);
result.dq = base64URLEncode(rsaKeyData.secondPrimeInfo().factorCRTExponent);
result.qi = base64URLEncode(rsaKeyData.secondPrimeInfo().factorCRTCoefficient);
if (rsaKeyData.otherPrimeInfos().isEmpty())
return result;
Vector<RsaOtherPrimesInfo> oth;
for (auto info : rsaKeyData.otherPrimeInfos()) {
RsaOtherPrimesInfo otherInfo;
otherInfo.r = base64URLEncode(info.primeFactor);
otherInfo.d = base64URLEncode(info.factorCRTExponent);
otherInfo.t = base64URLEncode(info.factorCRTCoefficient);
oth.append(WTFMove(otherInfo));
}
result.oth = WTFMove(oth);
return result;
}
std::unique_ptr<CryptoKeyData> CryptoKeyAES::exportData() const
{
ASSERT(extractable());
return CryptoKeyDataOctetSequence::create(m_key);
}
