1 files changed, 127 insertions, 0 deletions
diff --git a/netwerk/protocol/http/HttpTransactionChild.h b/netwerk/protocol/http/HttpTransactionChild.h
new file mode 100644
index 0000000000..7dcb4d4c63
--- /dev/null
+++ b/netwerk/protocol/http/HttpTransactionChild.h
@@ -0,0 +1,127 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#ifndef HttpTransactionChild_h__
+#define HttpTransactionChild_h__
+
+#include "mozilla/Atomics.h"
+#include "mozilla/net/NeckoChannelParams.h"
+#include "mozilla/net/PHttpTransactionChild.h"
+#include "nsHttpRequestHead.h"
+#include "nsIEarlyHintObserver.h"
+#include "nsIRequest.h"
+#include "nsIStreamListener.h"
+#include "nsIThreadRetargetableStreamListener.h"
+#include "nsIThrottledInputChannel.h"
+#include "nsITransport.h"
+
+class nsInputStreamPump;
+
+namespace mozilla::net {
+
+class BackgroundDataBridgeParent;
+class InputChannelThrottleQueueChild;
+class nsHttpConnectionInfo;
+class nsHttpTransaction;
+class nsProxyInfo;
+
+//-----------------------------------------------------------------------------
+// HttpTransactionChild commutes between parent process and socket process,
+// manages the real nsHttpTransaction and transaction pump.
+//-----------------------------------------------------------------------------
+class HttpTransactionChild final : public PHttpTransactionChild,
+                                   public nsITransportEventSink,
+                                   public nsIThrottledInputChannel,
+                                   public nsIThreadRetargetableStreamListener,
+                                   public nsIEarlyHintObserver {
+ public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSIREQUESTOBSERVER
+  NS_DECL_NSISTREAMLISTENER
+  NS_DECL_NSITRANSPORTEVENTSINK
+  NS_DECL_NSITHROTTLEDINPUTCHANNEL
+  NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER
+  NS_DECL_NSIEARLYHINTOBSERVER
+
+  explicit HttpTransactionChild();
+
+  mozilla::ipc::IPCResult RecvInit(
+      const uint32_t& aCaps, const HttpConnectionInfoCloneArgs& aArgs,
+      const nsHttpRequestHead& aReqHeaders,
+      const Maybe<IPCStream>& aRequestBody, const uint64_t& aReqContentLength,
+      const bool& aReqBodyIncludesHeaders,
+      const uint64_t& aTopLevelOuterContentWindowId,
+      const uint8_t& aHttpTrafficCategory, const uint64_t& aRequestContextID,
+      const ClassOfService& aClassOfService, const uint32_t& aInitialRwin,
+      const bool& aResponseTimeoutEnabled, const uint64_t& aChannelId,
+      const bool& aHasTransactionObserver,
+      const Maybe<H2PushedStreamArg>& aPushedStreamArg,
+      const mozilla::Maybe<PInputChannelThrottleQueueChild*>& aThrottleQueue,
+      const bool& aIsDocumentLoad, const TimeStamp& aRedirectStart,
+      const TimeStamp& aRedirectEnd);
+  mozilla::ipc::IPCResult RecvCancelPump(const nsresult& aStatus);
+  mozilla::ipc::IPCResult RecvSuspendPump();
+  mozilla::ipc::IPCResult RecvResumePump();
+  mozilla::ipc::IPCResult RecvSetDNSWasRefreshed();
+  mozilla::ipc::IPCResult RecvDontReuseConnection();
+  mozilla::ipc::IPCResult RecvSetH2WSConnRefTaken();
+  void ActorDestroy(ActorDestroyReason aWhy) override;
+
+  nsHttpTransaction* GetHttpTransaction();
+
+ private:
+  virtual ~HttpTransactionChild();
+
+  nsProxyInfo* ProxyInfoCloneArgsToProxyInfo(
+      const nsTArray<ProxyInfoCloneArgs>& aArgs);
+  already_AddRefed<nsHttpConnectionInfo> DeserializeHttpConnectionInfoCloneArgs(
+      const HttpConnectionInfoCloneArgs& aInfoArgs);
+  // Initialize the *real* nsHttpTransaction. See |nsHttpTransaction::Init|
+  // for the parameters.
+  [[nodiscard]] nsresult InitInternal(
+      uint32_t caps, const HttpConnectionInfoCloneArgs& infoArgs,
+      nsHttpRequestHead* requestHead,
+      nsIInputStream* requestBody,  // use the trick in bug 1277681
+      uint64_t requestContentLength, bool requestBodyHasHeaders,
+      uint64_t topLevelOuterContentWindowId, uint8_t httpTrafficCategory,
+      uint64_t requestContextID, ClassOfService classOfService,
+      uint32_t initialRwin, bool responseTimeoutEnabled, uint64_t channelId,
+      bool aHasTransactionObserver,
+      const Maybe<H2PushedStreamArg>& aPushedStreamArg);
+
+  void CancelInternal(nsresult aStatus);
+
+  bool CanSendODAToContentProcessDirectly(
+      const Maybe<nsHttpResponseHead>& aHead);
+
+  ResourceTimingStructArgs GetTimingAttributes();
+
+  // Use Release-Acquire ordering to ensure the OMT ODA is ignored while
+  // transaction is canceled on main thread.
+  Atomic<bool, ReleaseAcquire> mCanceled{false};
+  Atomic<nsresult, ReleaseAcquire> mStatus{NS_OK};
+  uint64_t mChannelId{0};
+  nsHttpRequestHead mRequestHead;
+  bool mIsDocumentLoad{false};
+  uint64_t mLogicalOffset{0};
+  TimeStamp mRedirectStart;
+  TimeStamp mRedirectEnd;
+  nsCString mProtocolVersion;
+
+  nsCOMPtr<nsIInputStream> mUploadStream;
+  RefPtr<nsHttpTransaction> mTransaction;
+  nsCOMPtr<nsIRequest> mTransactionPump;
+  Maybe<TransactionObserverResult> mTransactionObserverResult;
+  RefPtr<InputChannelThrottleQueueChild> mThrottleQueue;
+  RefPtr<BackgroundDataBridgeParent> mDataBridgeParent;
+};
+
+}  // namespace mozilla::net
+
+inline nsISupports* ToSupports(mozilla::net::HttpTransactionChild* p) {
+  return static_cast<nsIStreamListener*>(p);
+}
+
+#endif  // nsHttpTransactionChild_h__