Add m-esr52 at 52.6.0

1 files changed, 536 insertions, 0 deletions

diff --git a/dom/fetch/InternalRequest.h b/dom/fetch/InternalRequest.h
new file mode 100644
index 000000000..84ee0bf69
--- /dev/null
+++ b/dom/fetch/InternalRequest.h
@@ -0,0 +1,536 @@
+/* -*- 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 mozilla_dom_InternalRequest_h
+#define mozilla_dom_InternalRequest_h
+
+#include "mozilla/dom/HeadersBinding.h"
+#include "mozilla/dom/InternalHeaders.h"
+#include "mozilla/dom/RequestBinding.h"
+#include "mozilla/LoadTainting.h"
+#include "mozilla/net/ReferrerPolicy.h"
+
+#include "nsIContentPolicy.h"
+#include "nsIInputStream.h"
+#include "nsISupportsImpl.h"
+#ifdef DEBUG
+#include "nsIURLParser.h"
+#include "nsNetCID.h"
+#include "nsServiceManagerUtils.h"
+#endif
+
+namespace mozilla {
+
+namespace ipc {
+class PrincipalInfo;
+} // namespace ipc
+
+namespace dom {
+
+/*
+ * The mapping of RequestContext and nsContentPolicyType is currently as the
+ * following.  Note that this mapping is not perfect yet (see the TODO comments
+ * below for examples).
+ *
+ * RequestContext    | nsContentPolicyType
+ * ------------------+--------------------
+ * audio             | TYPE_INTERNAL_AUDIO
+ * beacon            | TYPE_BEACON
+ * cspreport         | TYPE_CSP_REPORT
+ * download          |
+ * embed             | TYPE_INTERNAL_EMBED
+ * eventsource       |
+ * favicon           |
+ * fetch             | TYPE_FETCH
+ * font              | TYPE_FONT
+ * form              |
+ * frame             | TYPE_INTERNAL_FRAME
+ * hyperlink         |
+ * iframe            | TYPE_INTERNAL_IFRAME
+ * image             | TYPE_INTERNAL_IMAGE, TYPE_INTERNAL_IMAGE_PRELOAD, TYPE_INTERNAL_IMAGE_FAVICON
+ * imageset          | TYPE_IMAGESET
+ * import            | Not supported by Gecko
+ * internal          | TYPE_DOCUMENT, TYPE_XBL, TYPE_OTHER
+ * location          |
+ * manifest          | TYPE_WEB_MANIFEST
+ * object            | TYPE_INTERNAL_OBJECT
+ * ping              | TYPE_PING
+ * plugin            | TYPE_OBJECT_SUBREQUEST
+ * prefetch          |
+ * script            | TYPE_INTERNAL_SCRIPT, TYPE_INTERNAL_SCRIPT_PRELOAD
+ * sharedworker      | TYPE_INTERNAL_SHARED_WORKER
+ * subresource       | Not supported by Gecko
+ * style             | TYPE_INTERNAL_STYLESHEET, TYPE_INTERNAL_STYLESHEET_PRELOAD
+ * track             | TYPE_INTERNAL_TRACK
+ * video             | TYPE_INTERNAL_VIDEO
+ * worker            | TYPE_INTERNAL_WORKER
+ * xmlhttprequest    | TYPE_INTERNAL_XMLHTTPREQUEST
+ * eventsource       | TYPE_INTERNAL_EVENTSOURCE
+ * xslt              | TYPE_XSLT
+ *
+ * TODO: Figure out if TYPE_REFRESH maps to anything useful
+ * TODO: Figure out if TYPE_DTD maps to anything useful
+ * TODO: Figure out if TYPE_WEBSOCKET maps to anything useful
+ * TODO: Add a content type for prefetch
+ * TODO: Use the content type for manifest when it becomes available
+ * TODO: Add a content type for location
+ * TODO: Add a content type for hyperlink
+ * TODO: Add a content type for form
+ * TODO: Add a content type for favicon
+ * TODO: Add a content type for download
+ */
+
+class Request;
+class IPCInternalRequest;
+
+#define kFETCH_CLIENT_REFERRER_STR "about:client"
+class InternalRequest final
+{
+  friend class Request;
+public:
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(InternalRequest)
+  InternalRequest(const nsACString& aURL, const nsACString& aFragment);
+  InternalRequest(const nsACString& aURL,
+                  const nsACString& aFragment,
+                  const nsACString& aMethod,
+                  already_AddRefed<InternalHeaders> aHeaders,
+                  RequestCache aCacheMode,
+                  RequestMode aMode,
+                  RequestRedirect aRequestRedirect,
+                  RequestCredentials aRequestCredentials,
+                  const nsAString& aReferrer,
+                  ReferrerPolicy aReferrerPolicy,
+                  nsContentPolicyType aContentPolicyType,
+                  const nsAString& aIntegrity);
+
+  explicit InternalRequest(const IPCInternalRequest& aIPCRequest);
+
+  void ToIPC(IPCInternalRequest* aIPCRequest);
+
+  already_AddRefed<InternalRequest> Clone();
+
+  void
+  GetMethod(nsCString& aMethod) const
+  {
+    aMethod.Assign(mMethod);
+  }
+
+  void
+  SetMethod(const nsACString& aMethod)
+  {
+    mMethod.Assign(aMethod);
+  }
+
+  bool
+  HasSimpleMethod() const
+  {
+    return mMethod.LowerCaseEqualsASCII("get") ||
+           mMethod.LowerCaseEqualsASCII("post") ||
+           mMethod.LowerCaseEqualsASCII("head");
+  }
+  // GetURL should get the request's current url with fragment. A request has
+  // an associated current url. It is a pointer to the last fetch URL in
+  // request's url list.
+  void
+  GetURL(nsACString& aURL) const
+  {
+    aURL.Assign(GetURLWithoutFragment());
+    if (GetFragment().IsEmpty()) {
+      return;
+    }
+    aURL.Append(NS_LITERAL_CSTRING("#"));
+    aURL.Append(GetFragment());
+  }
+
+  const nsCString&
+  GetURLWithoutFragment() const
+  {
+    MOZ_RELEASE_ASSERT(!mURLList.IsEmpty(),
+                       "Internal Request's urlList should not be empty.");
+
+    return mURLList.LastElement();
+  }
+  // AddURL should append the url into url list.
+  // Normally we strip the fragment from the URL in Request::Constructor and
+  // pass the fragment as the second argument into it.
+  // If a fragment is present in the URL it must be stripped and passed in
+  // separately.
+  void
+  AddURL(const nsACString& aURL, const nsACString& aFragment)
+  {
+    MOZ_ASSERT(!aURL.IsEmpty());
+    MOZ_ASSERT(!aURL.Contains('#'));
+
+    mURLList.AppendElement(aURL);
+
+    mFragment.Assign(aFragment);
+  }
+  // Get the URL list without their fragments.
+  void
+  GetURLListWithoutFragment(nsTArray<nsCString>& aURLList)
+  {
+    aURLList.Assign(mURLList);
+  }
+  void
+  GetReferrer(nsAString& aReferrer) const
+  {
+    aReferrer.Assign(mReferrer);
+  }
+
+  void
+  SetReferrer(const nsAString& aReferrer)
+  {
+#ifdef DEBUG
+    bool validReferrer = false;
+    if (aReferrer.IsEmpty() ||
+        aReferrer.EqualsLiteral(kFETCH_CLIENT_REFERRER_STR)) {
+      validReferrer = true;
+    } else {
+      nsCOMPtr<nsIURLParser> parser = do_GetService(NS_STDURLPARSER_CONTRACTID);
+      if (!parser) {
+        NS_WARNING("Could not get parser to validate URL!");
+      } else {
+        uint32_t schemePos;
+        int32_t schemeLen;
+        uint32_t authorityPos;
+        int32_t authorityLen;
+        uint32_t pathPos;
+        int32_t pathLen;
+
+        NS_ConvertUTF16toUTF8 ref(aReferrer);
+        nsresult rv = parser->ParseURL(ref.get(), ref.Length(),
+                                       &schemePos, &schemeLen,
+                                       &authorityPos, &authorityLen,
+                                       &pathPos, &pathLen);
+        if (NS_FAILED(rv)) {
+          NS_WARNING("Invalid referrer URL!");
+        } else if (schemeLen < 0 || authorityLen < 0) {
+          NS_WARNING("Invalid referrer URL!");
+        } else {
+          validReferrer = true;
+        }
+      }
+    }
+
+    MOZ_ASSERT(validReferrer);
+#endif
+
+    mReferrer.Assign(aReferrer);
+  }
+
+  ReferrerPolicy
+  ReferrerPolicy_() const
+  {
+    return mReferrerPolicy;
+  }
+
+  void
+  SetReferrerPolicy(ReferrerPolicy aReferrerPolicy)
+  {
+    mReferrerPolicy = aReferrerPolicy;
+  }
+
+  net::ReferrerPolicy
+  GetEnvironmentReferrerPolicy() const
+  {
+    return mEnvironmentReferrerPolicy;
+  }
+
+  void
+  SetEnvironmentReferrerPolicy(net::ReferrerPolicy aReferrerPolicy)
+  {
+    mEnvironmentReferrerPolicy = aReferrerPolicy;
+  }
+
+  bool
+  SkipServiceWorker() const
+  {
+    return mSkipServiceWorker;
+  }
+
+  void
+  SetSkipServiceWorker()
+  {
+    mSkipServiceWorker = true;
+  }
+
+  bool
+  IsSynchronous() const
+  {
+    return mSynchronous;
+  }
+
+  RequestMode
+  Mode() const
+  {
+    return mMode;
+  }
+
+  void
+  SetMode(RequestMode aMode)
+  {
+    mMode = aMode;
+  }
+
+  RequestCredentials
+  GetCredentialsMode() const
+  {
+    return mCredentialsMode;
+  }
+
+  void
+  SetCredentialsMode(RequestCredentials aCredentialsMode)
+  {
+    mCredentialsMode = aCredentialsMode;
+  }
+
+  LoadTainting
+  GetResponseTainting() const
+  {
+    return mResponseTainting;
+  }
+
+  void
+  MaybeIncreaseResponseTainting(LoadTainting aTainting)
+  {
+    if (aTainting > mResponseTainting) {
+      mResponseTainting = aTainting;
+    }
+  }
+
+  RequestCache
+  GetCacheMode() const
+  {
+    return mCacheMode;
+  }
+
+  void
+  SetCacheMode(RequestCache aCacheMode)
+  {
+    mCacheMode = aCacheMode;
+  }
+
+  RequestRedirect
+  GetRedirectMode() const
+  {
+    return mRedirectMode;
+  }
+
+  void
+  SetRedirectMode(RequestRedirect aRedirectMode)
+  {
+    mRedirectMode = aRedirectMode;
+  }
+
+  const nsString&
+  GetIntegrity() const
+  {
+    return mIntegrity;
+  }
+  void
+  SetIntegrity(const nsAString& aIntegrity)
+  {
+    MOZ_ASSERT(mIntegrity.IsEmpty());
+    mIntegrity.Assign(aIntegrity);
+  }
+  const nsCString&
+  GetFragment() const
+  {
+    return mFragment;
+  }
+
+  nsContentPolicyType
+  ContentPolicyType() const
+  {
+    return mContentPolicyType;
+  }
+  void
+  SetContentPolicyType(nsContentPolicyType aContentPolicyType);
+
+  void
+  OverrideContentPolicyType(nsContentPolicyType aContentPolicyType);
+
+  RequestContext
+  Context() const
+  {
+    return MapContentPolicyTypeToRequestContext(mContentPolicyType);
+  }
+
+  bool
+  UnsafeRequest() const
+  {
+    return mUnsafeRequest;
+  }
+
+  void
+  SetUnsafeRequest()
+  {
+    mUnsafeRequest = true;
+  }
+
+  InternalHeaders*
+  Headers()
+  {
+    return mHeaders;
+  }
+
+  bool
+  ForceOriginHeader()
+  {
+    return mForceOriginHeader;
+  }
+
+  bool
+  SameOriginDataURL() const
+  {
+    return mSameOriginDataURL;
+  }
+
+  void
+  UnsetSameOriginDataURL()
+  {
+    mSameOriginDataURL = false;
+  }
+
+  void
+  SetBody(nsIInputStream* aStream)
+  {
+    // A request's body may not be reset once set.
+    MOZ_ASSERT_IF(aStream, !mBodyStream);
+    mBodyStream = aStream;
+  }
+
+  // Will return the original stream!
+  // Use a tee or copy if you don't want to erase the original.
+  void
+  GetBody(nsIInputStream** aStream)
+  {
+    nsCOMPtr<nsIInputStream> s = mBodyStream;
+    s.forget(aStream);
+  }
+
+  // The global is used as the client for the new object.
+  already_AddRefed<InternalRequest>
+  GetRequestConstructorCopy(nsIGlobalObject* aGlobal, ErrorResult& aRv) const;
+
+  bool
+  WasCreatedByFetchEvent() const
+  {
+    return mCreatedByFetchEvent;
+  }
+
+  void
+  SetCreatedByFetchEvent()
+  {
+    mCreatedByFetchEvent = true;
+  }
+
+  void
+  ClearCreatedByFetchEvent()
+  {
+    mCreatedByFetchEvent = false;
+  }
+
+  bool
+  IsNavigationRequest() const;
+
+  bool
+  IsWorkerRequest() const;
+
+  bool
+  IsClientRequest() const;
+
+  void
+  MaybeSkipCacheIfPerformingRevalidation();
+
+  bool
+  IsContentPolicyTypeOverridden() const
+  {
+    return mContentPolicyTypeOverridden;
+  }
+
+  static RequestMode
+  MapChannelToRequestMode(nsIChannel* aChannel);
+
+  static RequestCredentials
+  MapChannelToRequestCredentials(nsIChannel* aChannel);
+
+  // Takes ownership of the principal info.
+  void
+  SetPrincipalInfo(UniquePtr<mozilla::ipc::PrincipalInfo> aPrincipalInfo);
+
+  const UniquePtr<mozilla::ipc::PrincipalInfo>&
+  GetPrincipalInfo() const
+  {
+    return mPrincipalInfo;
+  }
+
+private:
+  // Does not copy mBodyStream.  Use fallible Clone() for complete copy.
+  explicit InternalRequest(const InternalRequest& aOther);
+
+  ~InternalRequest();
+
+  static RequestContext
+  MapContentPolicyTypeToRequestContext(nsContentPolicyType aContentPolicyType);
+
+  static bool
+  IsNavigationContentPolicy(nsContentPolicyType aContentPolicyType);
+
+  static bool
+  IsWorkerContentPolicy(nsContentPolicyType aContentPolicyType);
+
+  nsCString mMethod;
+  // mURLList: a list of one or more fetch URLs
+  nsTArray<nsCString> mURLList;
+  RefPtr<InternalHeaders> mHeaders;
+  nsCOMPtr<nsIInputStream> mBodyStream;
+
+  nsContentPolicyType mContentPolicyType;
+
+  // Empty string: no-referrer
+  // "about:client": client (default)
+  // URL: an URL
+  nsString mReferrer;
+  ReferrerPolicy mReferrerPolicy;
+
+  // This will be used for request created from Window or Worker contexts
+  // In case there's no Referrer Policy in Request, this will be passed to
+  // channel.
+  // The Environment Referrer Policy should be net::ReferrerPolicy so that it
+  // could be associated with nsIHttpChannel.
+  net::ReferrerPolicy mEnvironmentReferrerPolicy;
+  RequestMode mMode;
+  RequestCredentials mCredentialsMode;
+  MOZ_INIT_OUTSIDE_CTOR LoadTainting mResponseTainting;
+  RequestCache mCacheMode;
+  RequestRedirect mRedirectMode;
+  nsString mIntegrity;
+  nsCString mFragment;
+  MOZ_INIT_OUTSIDE_CTOR bool mAuthenticationFlag;
+  MOZ_INIT_OUTSIDE_CTOR bool mForceOriginHeader;
+  MOZ_INIT_OUTSIDE_CTOR bool mPreserveContentCodings;
+  MOZ_INIT_OUTSIDE_CTOR bool mSameOriginDataURL;
+  MOZ_INIT_OUTSIDE_CTOR bool mSkipServiceWorker;
+  MOZ_INIT_OUTSIDE_CTOR bool mSynchronous;
+  MOZ_INIT_OUTSIDE_CTOR bool mUnsafeRequest;
+  MOZ_INIT_OUTSIDE_CTOR bool mUseURLCredentials;
+  // This is only set when a Request object is created by a fetch event.  We
+  // use it to check if Service Workers are simply fetching intercepted Request
+  // objects without modifying them.
+  bool mCreatedByFetchEvent = false;
+  // This is only set when Request.overrideContentPolicyType() has been set.
+  // It is illegal to pass such a Request object to a fetch() method unless
+  // if the caller has chrome privileges.
+  bool mContentPolicyTypeOverridden = false;
+
+  UniquePtr<mozilla::ipc::PrincipalInfo> mPrincipalInfo;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_InternalRequest_h