void CryptoKeyRSA::generatePair(CryptoAlgorithmIdentifier algorithm, unsigned modulusLength, const Vector<uint8_t>& publicExponent, bool extractable, CryptoKeyUsage usage, std::unique_ptr<PromiseWrapper> promise)
{
uint32_t e;
if (!bigIntegerToUInt32(publicExponent, e)) {
// Adding support is tracked as <rdar://problem/15444034>.
WTFLogAlways("Public exponent is too big, not supported");
promise->reject(nullptr);
return;
}
PromiseWrapper* localPromise = promise.release();
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
CCRSACryptorRef ccPublicKey;
CCRSACryptorRef ccPrivateKey;
CCCryptorStatus status = CCRSACryptorGeneratePair(modulusLength, e, &ccPublicKey, &ccPrivateKey);
if (status) {
WTFLogAlways("Could not generate a key pair, status %d", status);
dispatch_async(dispatch_get_main_queue(), ^{
localPromise->reject(nullptr);
delete localPromise;
});
return;
}
dispatch_async(dispatch_get_main_queue(), ^{
RefPtr<CryptoKeyRSA> publicKey = CryptoKeyRSA::create(algorithm, CryptoKeyType::Public, ccPublicKey, extractable, usage);
RefPtr<CryptoKeyRSA> privateKey = CryptoKeyRSA::create(algorithm, CryptoKeyType::Private, ccPrivateKey, extractable, usage);
localPromise->fulfill(CryptoKeyPair::create(publicKey.release(), privateKey.release()));
delete localPromise;
});
void CryptoKeyRSA::generatePair(CryptoAlgorithmIdentifier algorithm, unsigned modulusLength, const Vector<uint8_t>& publicExponent, bool extractable, CryptoKeyUsage usage, KeyPairCallback callback, VoidCallback failureCallback)
{
uint32_t e;
if (!bigIntegerToUInt32(publicExponent, e)) {
// Adding support is tracked as <rdar://problem/15444034>.
WTFLogAlways("Public exponent is too big, not supported");
failureCallback();
return;
}
// We only use the callback functions when back on the main thread, but captured variables are copied on a secondary thread too.
KeyPairCallback* localCallback = new KeyPairCallback(WTF::move(callback));
VoidCallback* localFailureCallback = new VoidCallback(WTF::move(failureCallback));
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
CCRSACryptorRef ccPublicKey;
CCRSACryptorRef ccPrivateKey;
CCCryptorStatus status = CCRSACryptorGeneratePair(modulusLength, e, &ccPublicKey, &ccPrivateKey);
if (status) {
WTFLogAlways("Could not generate a key pair, status %d", status);
callOnWebThreadOrDispatchAsyncOnMainThread(^{
(*localFailureCallback)();
delete localFailureCallback;
});
return;
}
callOnWebThreadOrDispatchAsyncOnMainThread(^{
RefPtr<CryptoKeyRSA> publicKey = CryptoKeyRSA::create(algorithm, CryptoKeyType::Public, ccPublicKey, true, usage);
RefPtr<CryptoKeyRSA> privateKey = CryptoKeyRSA::create(algorithm, CryptoKeyType::Private, ccPrivateKey, extractable, usage);
(*localCallback)(CryptoKeyPair::create(publicKey.release(), privateKey.release()));
delete localCallback;
});
// FIXME: We should use WorkQueue here instead of dispatch_async once WebKitSubtleCrypto is deprecated.
// https://bugs.webkit.org/show_bug.cgi?id=164943
void CryptoKeyRSA::generatePair(CryptoAlgorithmIdentifier algorithm, CryptoAlgorithmIdentifier hash, bool hasHash, unsigned modulusLength, const Vector<uint8_t>& publicExponent, bool extractable, CryptoKeyUsageBitmap usage, KeyPairCallback&& callback, VoidCallback&& failureCallback, ScriptExecutionContext* context)
{
uint32_t e;
if (!bigIntegerToUInt32(publicExponent, e)) {
// Adding support is tracked as <rdar://problem/15444034>.
WTFLogAlways("Public exponent is too big, not supported");
failureCallback();
return;
}
// We only use the callback functions when back on the main/worker thread, but captured variables are copied on a secondary thread too.
KeyPairCallback* localCallback = new KeyPairCallback(WTFMove(callback));
VoidCallback* localFailureCallback = new VoidCallback(WTFMove(failureCallback));
context->ref();
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
ASSERT(context);
CCRSACryptorRef ccPublicKey;
CCRSACryptorRef ccPrivateKey;
CCCryptorStatus status = CCRSACryptorGeneratePair(modulusLength, e, &ccPublicKey, &ccPrivateKey);
if (status) {
WTFLogAlways("Could not generate a key pair, status %d", status);
context->postTask([localCallback, localFailureCallback](ScriptExecutionContext& context) {
(*localFailureCallback)();
delete localCallback;
delete localFailureCallback;
context.deref();
});
return;
}
context->postTask([algorithm, hash, hasHash, extractable, usage, localCallback, localFailureCallback, ccPublicKey, ccPrivateKey](ScriptExecutionContext& context) {
auto publicKey = CryptoKeyRSA::create(algorithm, hash, hasHash, CryptoKeyType::Public, ccPublicKey, true, usage);
auto privateKey = CryptoKeyRSA::create(algorithm, hash, hasHash, CryptoKeyType::Private, ccPrivateKey, extractable, usage);
(*localCallback)(CryptoKeyPair { WTFMove(publicKey), WTFMove(privateKey) });
delete localCallback;
delete localFailureCallback;
context.deref();
});
});
