Add m-esr52 at 52.6.0

1 files changed, 112 insertions, 0 deletions

diff --git a/netwerk/protocol/http/nsCORSListenerProxy.h b/netwerk/protocol/http/nsCORSListenerProxy.h
new file mode 100644
index 000000000..75918fc46
--- /dev/null
+++ b/netwerk/protocol/http/nsCORSListenerProxy.h
@@ -0,0 +1,112 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 nsCORSListenerProxy_h__
+#define nsCORSListenerProxy_h__
+
+#include "nsIStreamListener.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsCOMPtr.h"
+#include "nsString.h"
+#include "nsIURI.h"
+#include "nsTArray.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsIChannelEventSink.h"
+#include "nsIAsyncVerifyRedirectCallback.h"
+#include "nsIThreadRetargetableStreamListener.h"
+#include "mozilla/Attributes.h"
+
+class nsIURI;
+class nsIPrincipal;
+class nsINetworkInterceptController;
+class nsICorsPreflightCallback;
+
+namespace mozilla {
+namespace net {
+class HttpChannelParent;
+class nsHttpChannel;
+}
+}
+
+enum class DataURIHandling
+{
+  Allow,
+  Disallow
+};
+
+enum class UpdateType
+{
+  Default,
+  InternalOrHSTSRedirect
+};
+
+class nsCORSListenerProxy final : public nsIStreamListener,
+                                  public nsIInterfaceRequestor,
+                                  public nsIChannelEventSink,
+                                  public nsIThreadRetargetableStreamListener
+{
+public:
+  nsCORSListenerProxy(nsIStreamListener* aOuter,
+                      nsIPrincipal* aRequestingPrincipal,
+                      bool aWithCredentials);
+
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIREQUESTOBSERVER
+  NS_DECL_NSISTREAMLISTENER
+  NS_DECL_NSIINTERFACEREQUESTOR
+  NS_DECL_NSICHANNELEVENTSINK
+  NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER
+
+  // Must be called at startup.
+  static void Startup();
+
+  static void Shutdown();
+
+  nsresult Init(nsIChannel* aChannel, DataURIHandling aAllowDataURI);
+
+  void SetInterceptController(nsINetworkInterceptController* aInterceptController);
+
+private:
+  // Only HttpChannelParent can call RemoveFromCorsPreflightCache
+  friend class mozilla::net::HttpChannelParent;
+  // Only nsHttpChannel can invoke CORS preflights
+  friend class mozilla::net::nsHttpChannel;
+
+  static void RemoveFromCorsPreflightCache(nsIURI* aURI,
+                                           nsIPrincipal* aRequestingPrincipal);
+  static nsresult StartCORSPreflight(nsIChannel* aRequestChannel,
+                                     nsICorsPreflightCallback* aCallback,
+                                     nsTArray<nsCString>& aACUnsafeHeaders,
+                                     nsIChannel** aPreflightChannel);
+
+  ~nsCORSListenerProxy();
+
+  nsresult UpdateChannel(nsIChannel* aChannel, DataURIHandling aAllowDataURI,
+                         UpdateType aUpdateType);
+  nsresult CheckRequestApproved(nsIRequest* aRequest);
+  nsresult CheckPreflightNeeded(nsIChannel* aChannel, UpdateType aUpdateType);
+
+  nsCOMPtr<nsIStreamListener> mOuterListener;
+  // The principal that originally kicked off the request
+  nsCOMPtr<nsIPrincipal> mRequestingPrincipal;
+  // The principal to use for our Origin header ("source origin" in spec terms).
+  // This can get changed during redirects, unlike mRequestingPrincipal.
+  nsCOMPtr<nsIPrincipal> mOriginHeaderPrincipal;
+  nsCOMPtr<nsIInterfaceRequestor> mOuterNotificationCallbacks;
+  nsCOMPtr<nsINetworkInterceptController> mInterceptController;
+  bool mWithCredentials;
+  bool mRequestApproved;
+  // Please note that the member variable mHasBeenCrossSite may rely on the
+  // promise that the CSP directive 'upgrade-insecure-requests' upgrades
+  // an http: request to https: in nsHttpChannel::Connect() and hence
+  // a request might not be marked as cross site request based on that promise.
+  bool mHasBeenCrossSite;
+#ifdef DEBUG
+  bool mInited;
+#endif
+};
+
+#endif