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-rw-r--r--netwerk/protocol/websocket/WebSocketConnectionParent.cpp204
1 files changed, 204 insertions, 0 deletions
diff --git a/netwerk/protocol/websocket/WebSocketConnectionParent.cpp b/netwerk/protocol/websocket/WebSocketConnectionParent.cpp
new file mode 100644
index 0000000000..3470daf940
--- /dev/null
+++ b/netwerk/protocol/websocket/WebSocketConnectionParent.cpp
@@ -0,0 +1,204 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et ft=cpp : */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "WebSocketLog.h"
+#include "WebSocketConnectionParent.h"
+
+#include "nsIHttpChannelInternal.h"
+#include "nsITransportSecurityInfo.h"
+#include "nsSerializationHelper.h"
+#include "nsThreadUtils.h"
+#include "WebSocketConnectionListener.h"
+
+namespace mozilla {
+namespace net {
+
+NS_IMPL_ISUPPORTS0(WebSocketConnectionParent)
+
+WebSocketConnectionParent::WebSocketConnectionParent(
+ nsIHttpUpgradeListener* aListener)
+ : mUpgradeListener(aListener),
+ mBackgroundThread(GetCurrentSerialEventTarget()) {
+ LOG(("WebSocketConnectionParent ctor %p\n", this));
+ MOZ_ASSERT(mUpgradeListener);
+}
+
+WebSocketConnectionParent::~WebSocketConnectionParent() {
+ LOG(("WebSocketConnectionParent dtor %p\n", this));
+}
+
+mozilla::ipc::IPCResult WebSocketConnectionParent::RecvOnTransportAvailable(
+ nsITransportSecurityInfo* aSecurityInfo) {
+ LOG(("WebSocketConnectionParent::RecvOnTransportAvailable %p\n", this));
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ if (aSecurityInfo) {
+ MutexAutoLock lock(mMutex);
+ mSecurityInfo = aSecurityInfo;
+ }
+
+ if (mUpgradeListener) {
+ Unused << mUpgradeListener->OnWebSocketConnectionAvailable(this);
+ mUpgradeListener = nullptr;
+ }
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult WebSocketConnectionParent::RecvOnError(
+ const nsresult& aStatus) {
+ LOG(("WebSocketConnectionParent::RecvOnError %p\n", this));
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ MOZ_ASSERT(mListener);
+ mListener->OnError(aStatus);
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult WebSocketConnectionParent::RecvOnUpgradeFailed(
+ const nsresult& aReason) {
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ if (mUpgradeListener) {
+ Unused << mUpgradeListener->OnUpgradeFailed(aReason);
+ mUpgradeListener = nullptr;
+ }
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult WebSocketConnectionParent::RecvOnTCPClosed() {
+ LOG(("WebSocketConnectionParent::RecvOnTCPClosed %p\n", this));
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ MOZ_ASSERT(mListener);
+ mListener->OnTCPClosed();
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult WebSocketConnectionParent::RecvOnDataReceived(
+ nsTArray<uint8_t>&& aData) {
+ LOG(("WebSocketConnectionParent::RecvOnDataReceived %p\n", this));
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ MOZ_ASSERT(mListener);
+ uint8_t* buffer = const_cast<uint8_t*>(aData.Elements());
+ nsresult rv = mListener->OnDataReceived(buffer, aData.Length());
+ if (NS_FAILED(rv)) {
+ mListener->OnError(rv);
+ }
+
+ return IPC_OK();
+}
+
+void WebSocketConnectionParent::ActorDestroy(ActorDestroyReason aWhy) {
+ LOG(("WebSocketConnectionParent::ActorDestroy %p aWhy=%d\n", this, aWhy));
+ if (!mClosed) {
+ // Treat this as an error when IPC is closed before
+ // WebSocketConnectionParent::Close() is called.
+ RefPtr<WebSocketConnectionListener> listener;
+ listener.swap(mListener);
+ if (listener) {
+ listener->OnError(NS_ERROR_FAILURE);
+ }
+ }
+};
+
+nsresult WebSocketConnectionParent::Init(
+ WebSocketConnectionListener* aListener) {
+ NS_ENSURE_ARG_POINTER(aListener);
+
+ mListener = aListener;
+ return NS_OK;
+}
+
+void WebSocketConnectionParent::GetIoTarget(nsIEventTarget** aTarget) {
+ nsCOMPtr<nsIEventTarget> target = mBackgroundThread;
+ return target.forget(aTarget);
+}
+
+void WebSocketConnectionParent::Close() {
+ LOG(("WebSocketConnectionParent::Close %p\n", this));
+
+ mClosed = true;
+
+ auto task = [self = RefPtr{this}]() { Unused << self->Send__delete__(self); };
+
+ if (mBackgroundThread->IsOnCurrentThread()) {
+ task();
+ } else {
+ mBackgroundThread->Dispatch(NS_NewRunnableFunction(
+ "WebSocketConnectionParent::Close", std::move(task)));
+ }
+}
+
+nsresult WebSocketConnectionParent::WriteOutputData(
+ const uint8_t* aHdrBuf, uint32_t aHdrBufLength, const uint8_t* aPayloadBuf,
+ uint32_t aPayloadBufLength) {
+ LOG(("WebSocketConnectionParent::WriteOutputData %p", this));
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ if (!CanSend()) {
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ nsTArray<uint8_t> data;
+ data.AppendElements(aHdrBuf, aHdrBufLength);
+ data.AppendElements(aPayloadBuf, aPayloadBufLength);
+ return SendWriteOutputData(data) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+nsresult WebSocketConnectionParent::StartReading() {
+ LOG(("WebSocketConnectionParent::StartReading %p\n", this));
+
+ RefPtr<WebSocketConnectionParent> self = this;
+ auto task = [self{std::move(self)}]() {
+ if (!self->CanSend()) {
+ if (self->mListener) {
+ self->mListener->OnError(NS_ERROR_NOT_AVAILABLE);
+ }
+ return;
+ }
+
+ Unused << self->SendStartReading();
+ };
+
+ if (mBackgroundThread->IsOnCurrentThread()) {
+ task();
+ } else {
+ mBackgroundThread->Dispatch(NS_NewRunnableFunction(
+ "WebSocketConnectionParent::SendStartReading", std::move(task)));
+ }
+
+ return NS_OK;
+}
+
+void WebSocketConnectionParent::DrainSocketData() {
+ LOG(("WebSocketConnectionParent::DrainSocketData %p\n", this));
+ MOZ_ASSERT(mBackgroundThread->IsOnCurrentThread());
+
+ if (!CanSend()) {
+ MOZ_ASSERT(mListener);
+ mListener->OnError(NS_ERROR_NOT_AVAILABLE);
+
+ return;
+ }
+
+ Unused << SendDrainSocketData();
+}
+
+nsresult WebSocketConnectionParent::GetSecurityInfo(
+ nsITransportSecurityInfo** aSecurityInfo) {
+ LOG(("WebSocketConnectionParent::GetSecurityInfo() %p\n", this));
+ MOZ_ASSERT(NS_IsMainThread());
+
+ NS_ENSURE_ARG_POINTER(aSecurityInfo);
+
+ MutexAutoLock lock(mMutex);
+ NS_IF_ADDREF(*aSecurityInfo = mSecurityInfo);
+ return NS_OK;
+}
+
+} // namespace net
+} // namespace mozilla