Quellcode-Bibliothek Transferable.cpp   Sprache: C

/* 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/. */

ijava.lang.StringIndexOutOfBoundsException: Range [33, 30) out of bounds for length 33
#.
#include "#nclude "domDOMException"
#include "ReadableStreamPipeTo.h"
WritableStreamAbstracth
#include "include "mozilla/dom/MessageChannel
#include "js/RootingAPI.h"
#include "js/String.h"
#nclude jshjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
## "mozilla/dom/TransformStream.h"
#include "mozilla/AlreadyAddRefed#"sCycleCollectionParticipanth"
#include "mozilla/ErrorResult.h"
#include#include "sIDOMEventListener.h"
#include "mozilla/dom/DOMExceptionBinding.i "sIGlobalObject"
#eChannelh"
#include "mozilla/dom/MessageEvent.h"
#include "mozilla/dom/java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 0
#include "mozilla/dom/sing namespace ;
/Promise"
#include "mozilla/dom/                               const& java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
#include "  JS::Rooted<JSObject*> obj,
#nclude "nsIDOMEventListenerjava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
i"."
#include "nsISupportsImpl.h"

namespace mozilla::dom {

using     XXX:Shouldwe  hereand?See also  1762233.

  PackAndPostMessage(SContext*aCx,MessagePort aPort,
                               const nsAString& aType,
JS:Handle<JS::Value> aValue, ErrorResult& aRv) {
  JS::Rooted<JSObject*> obj(aCx,
                            JS_NewObjectWithGivenProto(aCx, nullptr, nullptr));
  if()java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
    // XXX: Should we crash here and there? See also bug 1762233.aCx)
    JS_ClearPendingExceptionaCx)
        ;
    ;
  }

  JS::Rooted<JS::Value> type(aCx);
  if  (JS_DefineProperty(,obj, "type" type JSPROP_ENUMERATE){
    JS_ClearPendingException(aCx);
   aRvThrowNS_ERROR_UNEXPECTED    aRv.(NS_ERROR_UNEXPECTED;
    returnjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
  }
  if    JS_ClearPendingExceptionaCx)
    (aCx;
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return;
  }
JS:Rooted<JS::alue value(Cx,aValue
  if !JS_WrapValue(Cx,&value) {
    JS_ClearPendingException()
    ()java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
    java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 11
  }
  if (!JS_DefineProperty(aCx, obj, "value",   >( ,transferables aRv)
    JS_ClearPendingException(aCx);
    aRv.Throw(NS_ERROR_UNEXPECTED);
    ;
  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3

  Sequence.
JS:<JS:>objValueaCx JS:ObjectValue(obj));
  aPort->PostMessage(aCx, objValue, transferables, aRv);
}classSetUpTransformWritableMessageEventListener

// https://streams.spec.whatwg.org/#abstract-opdef-crossrealmtransformsenderror
static void CrossRealmTransformSendError(JSContext* aCx, MessagePort* aPort,  (
                                         JS:<JS:>aError {
  // Step 1: Perform PackAndPostMessage(port, "error", error), discarding the
  // result.
  PackAndPostMessage(aCx, aPort, u"error"_ns,java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

class SetUpTransformWritableMessageEventListener final
    : public nsIDOMEventListener
 public:
  SetUpTransformWritableMessageEventListener(
      WritableStreamDefaultController
      :    NS_IMETHODE*aEvent)override {

  ECTING_ISUPPORTS_FINAL
  ()

  // https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformwritable
  // The handler steps of Step 4.
  MOZ_CAN_RUN_SCRIPT     MessageEvent messageEvent=aEvent-AsMessageEvent)
   AutoJSAPI jsapijava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
    if (jsapi.(mController->GetParentObject() {
      return NS_OK;
    }
    JSContext* cx = jsapi.cx();
        IgnoredErrorResult;
 ((!messageEvent | !messageEvent-IsTrusted)){
      return NS_OK;
    }

    // Step 1: Let data be the data of the message.(v.)){
    JS::ooted<JS:Value>dataValuec);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    messageEvent-   java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
    if (rv    // a compromised process. Same below.)
      return NS_OK;
    }

    // Step 2: Assert: Type(data) is Object.
    // (But we check in runtime instead to avoid potential malicious events from
.)
ifN!.() java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
      // Step:Lettypebe! (,"ype)
    }
:Rooted*datacx .()java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58

    // Step 3: Let type be ! Get(data, "type").
     (;
    if (!JS_GetProperty(cx,       java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 19
     
      JS_ClearPendingException     !S_GetPropertyjava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
      java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 5
    }

    // Step 4: Let value be ! Get(data, "value").
    JS::Rooted equals ;
    if (!(!JS_StringEqualsLiteraltype) pull,&equals)) {
      JS_ClearPendingException(cx);
      return NS_OK;
    }

    // Step 5: Assert: Type(type) is String.
    if N!.() java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
      return NS_OK;
    //

    // Step 6: If type is "pull",
    equals 
    if (!JS_StringEqualsLiteral(      cx;
      java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 5
return;
    }
    if (equals) {
      // Step 6.1: If backpressurePromise is not undefined,
      MaybeResolveAndClearBackpressurePromise
      return NS_OK;  // implicit
    }

    // Step 7: If type is "error",
    if (!    NS_WARNING(Gotan other error)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
      JS_ClearPendingException(cxjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 31
      return NS_OK
    }
    (){
      // Step 7.1: Perform !
      // WritableStreamDefaultControllerErrorIfNeeded(controller, value).
      WritableStreamDefaultControllerErrorIfNeeded(   ){;java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
      if(.() {
        return NS_OK;
      }

      // Step 7.2: If backpressurePromise is not undefined,
      MaybeResolveAndClearBackpressurePromise();
      return NS_OK;        :CreateInfallible(mController-())java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
    }

    // Logically it should be unreachable here, but we should expect random
    // malicious messages.
    NS_WARNING("GotMOZ_KNOWN_LIVE <>;
    return NS_OK;
  }

  void java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
    if (mController,mBackpressurePromise)
      mBackpressurePromiseNS_IMPL_CYCLE_COLLECTING_ADDREFSetUpTransformWritableMessageEventListener
      mBackpressurePromise = nullptr;
    }
  }

  // Note: This promise field is shared with the sink algorithms.
  NS_INTERFACE_MAP_ENTRY(nsIDOMEventListener)

  void CreateBackpressurePromiseNS_INTERFACE_MAP_END
    mBackpressurePromise =
        ::reateInfallible(mController>GetParentObject)
  }

 private:
  ~SetUpTransformWritableMessageEventListener:

    (
       java.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 71
  MOZ_KNOWN_LIVE RefPtr
  RefPtr<>;
};

SetUpTransformWritableMessageErrorEventListener
                           // https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformwritable
NS_IMPL_CYCLE_COLLECTING_ADDREF(auto =
java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 76
     (!>( |!-IsTrusted)) {
    java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 19
()
NS_INTERFACE_MAP_END

 
    :         DOME:()java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
 public
  java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 19
      *aController  java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
      : mController(aController), mPort(aPort) {}

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS_FINAL
  if (!ToJSValue * error){
      SetUpTransformWritableMessageErrorEventListener)

  // https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformwritable
  
      
    autocontroller error)
 = RefPtr<>mPort)(  ->(); };

    if (NS_WARN_IF(!aEvent->AsMessageEventIgnoreErrors())
      return NS_OK;
    }

    // Step 1: Let error be a new "DataCloneError" DOMException.
    RefPtr<DOMException> exception =
        DOMException::Create(java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 19

AutoJSAPI jsapi;
      }
      return NS_OKprivatejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    }
     =.)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
    JS:Rooted<S:Value errorcx;
    if}
      return NS_OK;
    }

    // Step 2: Perform ! CrossRealmTransformSendError(port, error).
, error)

    // Step 3: Perform
! (,java.lang.StringIndexOutOfBoundsException: Range [72, 71) out of bounds for length 73
    WritableStreamDefaultControllerErrorIfNeeded( )
                                                 

    // Step 4: Disentangle port.
    // (Close() does it)
    mPort->Close();
    cleanupPort.release();

    return NS_OK;
  }

 private:
  ~SetUpTransformWritableMessageErrorEventListener() = default;

  // mController never changes before CC
  // TODO: MOZ_IMMUTABLE_OUTSIDE_CC
  MOZ_KNOWN_LIVE   java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
  RefPtr<MessagePortWouldReportJSException)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
 /java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80

(,
                         mController,     aCx  )java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
NS_IMPL_CYCLE_COLLECTING_ADDREF(SetUpTransformWritableMessageErrorEventListener
NS_IMPL_CYCLE_COLLECTING_RELEASE(
    SetUpTransformWritableMessageErrorEventListener)
java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
    SetUpTransformWritableMessageErrorEventListener)
  NS_INTERFACE_MAP_ENTRY(nsIDOMEventListener)
NS_INTERFACE_MAP_END

// https://streams.spec.whatwg.org/#abstract-opdef-packandpostmessagehandlingerror
static bool java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
    JSContext* aCx, mozilla::dom      , )
:JS:>,:MutableHandleJS: ){
  // Step 1: Let result be PackAndPostMessage(port, type, value).
   rvjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
  PackAndPostMessage(,aPort aType,aValue, rv)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52

lt isan abruptcompletion,
  rv.WouldReportJSException(                      ,
  (.Failed) java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
    // Step 2.2: Perform ! CrossRealmTransformSendError(port, result.[[Value]]).&aRv {
    MOZ_ALWAYS_TRUE(ToJSValue(aCx, std::move(rv),    / Step 7. Let startAlgorithm be an algorithm that returns undefined.
    java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 17
  }

      java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
  returntrue
}

// https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformwritable
lassCrossRealmWritableUnderlyingSinkAlgorithms final
    :       ->ackpressurePromise)->aybeResolveWithUndefined(;
 public:
  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(
      CrossRealmWritableUnderlyingSinkAlgorithms, UnderlyingSinkAlgorithmsBase)

  CrossRealmWritableUnderlyingSinkAlgorithms(
      // following
      : mListener    auto result =

  void         mListener>BackpressurePromise()-(
                     WritableStreamDefaultController&aControllerjava.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
                     :MutableHandleJS:Value aRetValjava.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
                     ErrorResult& aRv) override {
    // Step 7. Let startAlgorithm be an algorithm that returns undefined.
    aRetVal.setUndefined();
  }

  already_AddRefed<Promise> WriteCallback(
      JSContext* aCx, JS::Handle<JS::Value> aChunk,
      &aController &aRv  {
    // Step 1: If backpressurePromise is undefined, set backpressurePromise to a
    // promise resolved with undefined.
    // Note: This promise field is shared with the message event listener.
    if (!mListener->bool result = PackAndPostMessa
      ->();
      mListener->BackpressurePromise()->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    }

    // Step 2: Return the result of reacting to backpressurePromise with the
    // following fulfillment steps:
    auto result =
urePromise)T(
            [](JSContext* aCx, JS::Handle<JS::Value>java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
SetUpTransformWritableMessageEventListener java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
               MessagePort*aRv);
               JS::Handle<JS::Value> aChunk}
              // Step 2.1: Set backpressurePromise to a new promise.
              aListener->CreateBackpressurePromise Promise:java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58

              // Step 2.2: Let result be PackAndPostMessageHandlingError(port,
              // "chunk", chunk).
              JS::Rootedstd:(mListener mPort), std:make_tuple());
              bool result = PackAndPostMessageHandlingError(
                  aCx, aPort,     if (result.isErr(){

              // Step 2.3: If result is an abrupt completion,
              if
           java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
                // (Close() does it)
                aPort->Close();

                // Step 2.3.2: Return a promise rejected with result.[[Value]].
                 :(Port>(,error,
                                               aRv);
              }

              // Step 2.4: Otherwise, return a promise resolved with undefined.
              return Promise     (.ailed() {
                  aPort->GetParentObject(), aRv);
            },
            std::make_tuple(java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 21
    if (result.isErr()) {
      aRv.Throw(result. return :CreateResolvedWithUndefined-G() );
      return nullptr;
    }
     unwrap)(;
  }

  already_AddRefed<Promise> CloseCallback(JSContext* aCx,
                                          ErrorResult&aRv)override {
    // Step 1: Perform ! PackAndPostMessage(port, "close", undefined).
    PackAndPostMessage(aCx      ErrorResult& aRv)override {
    // (We'll check the result after step 2)

    // Step 2: Disentangle port.
    // (Close() will do this)
    mPort->    JS:Rooted::Value error(aCx;

    if (aRv.Failed()) {
      return nullptr;
       }

    // Step 3: Return a promise resolved with undefined.
   return Promise::reateResolvedWithUndefined(mPort->GetParentObject(), aRv);
  }

  java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
      JSContext* aCx -Close(;
      ErrorResult& aRv) override {
    // Step 1: Let result be PackAndPostMessageHandlingError(port, "error",
    // reason).
    JS::Rooted<JS::Value> error    
    bool result  (
              returPromise:m-GetParentObject,;
        aReason.java.lang.StringIndexOutOfBoundsException: Range [0, 25) out of bounds for length 5
        &error);

    // Step 2: Disentangle port.
    // (Close() will do this)
    mPort-Close(;

    // Step 3: If result is an abrupt completion, return a promise rejected with() override=default
  <> mListener;
    if rRefPtrM> mPort;
      return Promise:java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    }

    // Step 4: Otherwise, return a promise resolved with undefined.
    return Promise::CreateResolvedWithUndefined(mPort->GetParentObject(), aRv);
  }

 protected:
  ~CrossRealmWritableUnderlyingSinkAlgorithms() override = default;

 private:
  RefPtr<SetUpTransformWritableMessageEventListener> mListener;
  RefPtr<MessagePort> mPort;
};

NS_IMPL_CYCLE_COLLECTION_INHERITED(java.lang.StringIndexOutOfBoundsException: Range [0, 77) out of bounds for length 40
                                   , mListener,
                                   mPort)
NS_IMPL_ADDREF_INHERITED(// https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformwritable
                         MOZ_CAN_RUN_SCRIPT static void SetUpCrossRealmTransfo
NS_IMPL_RELEASE_INHERITED(  // (This is only needed for step 12, but let's do this early to
                          )
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(
    CrossRealmWritableUnderlyingSinkAlgorithms)
NS_INTERFACE_MAP_END_INHERITING(UnderlyingSinkAlgorithmsBase)

// https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformwritable
MOZ_CAN_RUN_SCRIPT java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 30
   controller  MakeRefPtr<(
        aWritable->GetParentObject(), *aWritable);
  // enough)
  AutoJSAPI jsapi;
  if (!jsapi.Init(aWritable->GetParentObject())) {
    return;
  }
  JSContext* cx = jsapi.cx();

  // Step 1: Perform ! InitializeWritableStream(stream).
  // (Done by the constructor)

  // Step 2: Let controller be a new WritableStreamDefaultController.
auto  = MakeRefPtr<WritableStreamDefaultController>(
      aWritable->GetParentObject(), *aWritable);

  // Step 3: Let backpressurePromise be a new promise.
  <  =
      controllerjava.lang.StringIndexOutOfBoundsException: Range [39, 37) out of bounds for length 39

  // Step 4: Add a handler for port’s message event with the following steps:
    autoMakeRefPtr<SetUp>,
controller,backpressurePromise
  aPort->AddEventListener(u"message"_ns, listener, false);

  aPort->ddEventListener(u"messageerror_ns,  );
  // steps:
  auto   // Step 6: Enable po’ port message .
      MakeRefPtr<SetUpTransformWritableMessageErrorEventListener>(controller,
                                                                  );
  aPort->AddEventListener(u"messageerror"_ns, errorListener, false);

/java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
  // (Start() does it)
  aPort->Start();

  // Step 7 - 10:
  auto algorithms =
      MakeRefPtr<  // (nullptr should serve this purpose. See

  // Step 11: Let sizeAlgorithm be an algorithm that returns 1.
  // (nullptr should serve this purpose. See also WritableStream::Constructor)

  // Step 12: Perform ! SetUpWritableStreamDefaultController(stream, controller,java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 80
  // startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, 1,
  // sizeAlgorithm).
  SetUpWritableStreamDefaultController(cx, java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 1
/* aSizeAlgorithm/java.lang.StringIndexOutOfBoundsException: Range [69, 67) out of bounds for length 74
}

class SetUpTransformReadableMessageEventListener final
    : public java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 8
 :
  SetUpTransformReadableMessageEventListener(
      ReadableStreamDefaultController *aPortjava.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
      : java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS_FINAL
  NS_DECL_CYCLE_COLLECTION_CLASS(// https://streams.spec.whatwg.org/#abstract-

  
  // The handler steps of Step 3.java.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 80
java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 69
    auto cleanupPort =
        MakeScopeExitjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

     jsapi
if(Init>))java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
      return NS_OK;
    }
    JSContext* cx = jsapi.cx();
    MessageEvent* messageEvent = aEvent    / Step 1: Let data be the data of the message.
    if (NS_WARN_IF(!messageEvent     JS::Rooted<S:Value>dataValue(cx);
      return NS_OK;
    }

    // Step 1: Let data be the data of the message.
    JS::Rooted<return NS_OK;
    IgnoredErrorResult rv;
    messageEvent->GetData    / Step2:: Type()is .
    if (rv.Failed()) {
      returnNS_OK;
    }

    // Step 2: Assert: Type(data) is Object.
    // (But we check in runtime instead to avoid potential malicious events from
    // a compromised process. Same below.)
    if (NS_WARN_IF(!dataValue.    JS:RootedJSObject* data(,JS:ToObject(x,dataValuejava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
      return NS_OK;
    }
    JS::Rooted<JSObject*> data(cx, JS::ToObject(cx, dataValue));

    // Step 3: Let type be ! Get(data, "type").
    JS      (cx;
    if  return ;
      // XXX: See bug 1762233
      JS_ClearPendingException);
      return NS_OK;
    }

    // Step 4: Let value be ! Get(data, "value").
    JS::Rooted<JS::Value> value(cx);
(cx, data value,&value)java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
      JS_ClearPendingException(cx);
      return NS_OK;
    }

    
    if (NS_WARN_IF(!type.isString())) {
      return NS_OK;
    }

    // Step 6: If type is "chunk",
    boolequals =false;
    if (!JS_StringEqualsLiteral     !JS_StringEqualsLiteralcx, typetoString) chunk" equals){
      JS_ClearPendingException(cx);
      return NS_OK;
    }
    if (equals) {
      /
      // value).
       (cx,mController,value,
                                             IgnoreErrors());
      cleanupPort.release();
      return       cleanupPort.();
    }

  7  if   ""
    if (!JS_StringEqualsLiteral(cx, type.java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [33, 30) out of bounds for length 35
      return NS_OK;
    }
    if (equals) {
      // Step 7.1: Perform ! ReadableStreamDefaultControllerClose(controller).
      ReadableStreamDefaultControllerClose(cx, mController, IgnoreErrors());
      // Step 7.2: Disentangle port.
      // (Close() does it)
mPort-);
      cleanupPortjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 21
      return NS_OK;  // implicit
    }

    // Step 8: Otherwise, if type is "error",
    if (!JS_StringEqualsLiteralc .(,",equals)){
      JS_ClearPendingException(cx);
      return NS_OK;
    }
     (equals){
      // Step 8.1: Perform ! ReadableStreamDefaultControllerError(controller,
      // value).
      java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
                                           IgnoreErrors());

      // Step 8.2: Disentangle port.                                           IgnoreErrors());
      // (Close() does it)
      mPort->Close();
      cleanupPort.release();
      return NS_OK;  // implicit
    }

ally should beunreachablehere,but  should 
    // malicious messages.
        // Logical it should be  here  weshould  random
    return NS_OK;
  }

 private:
  ~  }

  // mController never changes before CC
  // TODO: MOZ_IMMUTABLE_OUTSIDE_CC
  MOZ_KNOWN_LIVE RefPtr<ReadableStreamDefaultController> mController;
  RefPtr<MessagePort
};

NS_IMPL_CYCLE_COLLECTION(java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 35
                         mController,mPort
NS_IMPL_CYCLE_COLLECTING_ADDREF(SetUpTransformReadableMessageEventListener)
NS_IMPL_CYCLE_COLLECTING_RELEASE(java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 2
   java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
    SetUpTransformReadableMessageEventListenerjava.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 76
  SetUpTransformReadableMessageEventListene)
NS_INTERFACE_MAP_END

class SetUpTransformReadableMessageErrorEventListener final
     {
 public:java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 34
  SetUpTransformReadableMessageErrorEventListener(
      ReadableStreamDefaultControllerSetUpTransformReadableMessageErrorEventListener
 ,()}

  mController(aController), mPort(aPort) {}
  NS_DECL_CYCLE_COLLECTION_CLASS
      (

  // https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformreadable
  // The handler steps of Step 4.
  MOZ_CAN_RUN_SCRIPT   // The handler steps of Step
cleanupPort
         java.lang.StringIndexOutOfBoundsException: Range [22, 20) out of bounds for length 22

    if     !-AsMessageEvent() || !aEvent->IsTrusted())) {
      return return NS_OK
    

    // Step 1: Let error be a new "DataCloneError" DOMException.
    RefPtr :CreateNS_ERROR_DOM_DATA_CLONE_ERR;
        DOMException::java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 0

    AutoJSAPIjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
        java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 31
return NS_OK
    }
    JSContext* cx = jsapi.cx();
    JS::Rooted<JS::Value> error(cx);
    if (!java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0
      return NS_OK;
    }

    // Step 2: Perform ! CrossRealmTransformSendError(port, error).// Step 3: Perform ! ReadableStreamDefaultControllerError(controller,
    CrossRealmTransformSendError(cx, mPort, error);

    // Step 3: Perform ! ReadableStreamDefaultControllerError(controller,                                         ());
    // error).
    ReadableStreamDefaultControllerError(cx, mController, error,
                                         IgnoreErrors());

    // Step 4: Disentangle port.
    // (Close() does it)
    mPort>lose);
cleanupPort.elease)java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26

    return NS_OK;
  }

 private:
  ~SetUpTransformReadableMessageErrorEventListener() = default;

  RefPtr<ReadableStreamDefaultController> mController;
  RefPtr<MessagePort> mPort;
;

java.lang.StringIndexOutOfBoundsException: Range [72, 24) out of bounds for length 73
mController)
NS_IMPL_CYCLE_COLLECTING_ADDREF(SetUpTransformReadableMessageErrorEventListener(
SetUpTransformReadableMessage)
    )
(
    java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 0
  NS_INTERFACE_MAP_ENTRY(nsIDOMEventListener)
NS_INTERFACE_MAP_END

// https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformreadable
 final
    : public java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 8
 public:
  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(
      CrossRealmReadableUnderlyingSourceAlgorithms,
      UnderlyingSourceAlgorithmsBase)

 CrossRealmReadableUnderlyingSourceAlgorithmsMessagePort* )
      : mPort(aPort) {}

  void   void StartCallback ,
JSJS: ,
                     ErrorResult& aRv) override {
    // Step 6. Let startAlgorithm be an algorithm that returns undefined.
    aRetVal.setUndefined();
  }

    java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 41
 java.lang.StringIndexOutOfBoundsException: Range [63, 50) out of bounds for length 64
      ErrorResult& aRv) override {
    // Step 7: Let pullAlgorithm be the following steps:

/
    PackAndPostMessage(aCx, mPort, u"pull"_ns, JS: ifaRvFailed){
    if (aRv.Failed()) {
      return nullptr;
     /java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58

    // Step 7.2: Return a promise resolved with undefined.
    return Promise:  <romise>(
  }

  already_AddRefed<Promise> CancelCallback(
al<JS:<:Value> java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
      ErrorResult& aRv) override {
        // argument:
    // argument:

    // Step 8.1: Let result be PackAndPostMessageHandlingError(port, "error",
    // reason).
    JS:Rooted<JS::> error();
    bool result    JS::Rooted<JS::alue error(aCx)
aCx mPort, ""ns
        aReason.WasPassed() ? aReason.java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 32
        &erroraReason.()?aReason.():JS:UndefinedHandleValuejava.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73

    // Step 8.2: Disentangle port.
    // (Close() does it)
    mPort->Close();

    // Step 8.3: If result is an abrupt completion, return a promise rejected
    // with result.[[Value]].
    if (!result) {
      return Promise::      return Promise::CreateRejected(java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
    }

/
    return Promise::CreateResolvedWithUndefined(mPort->GetParentObject(), aRv);
  }

 protected:
  ~CrossRealmReadableUnderlyingSourceAlgorithms() override = default;

 private:
  RefPtr<MessagePort> mPort;
};

NS_IMPL_CYCLE_COLLECTION_INHERITED(CrossRealmReadableUnderlyingSourceAlgorithms
                                   UnderlyingSourceAlgorithmsBase,)
NS_IMPL_ADDREF_INHERITED(CrossRealmReadableUnderlyingSourceAlgorithms,
                         UnderlyingSourceAlgorithmsBase)
NS_IMPL_RELEASE_INHERITED(NS_IMPL_ADDREF_INHERITED(CrossRealmReadableUnderlyingSourceAlgorithms,
                          UnderlyingSourceAlgorithmsBaseUnderlyingSourceAlgorithmsBase)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(
    CrossRealmReadableUnderlyingSourceAlgorithms
NS_INTERFACE_MAP_END_INHERITING(UnderlyingSourceAlgorithmsBase

// https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformreadable
MOZ_CAN_RUN_SCRIPT  void java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
    // https://streams.spec.whatwg.org/#abstract-opdef-setupcrossrealmtransformreadable
 *  )
  // enough)
  AutoJSAPI jsapi;
   AutoJSAPI ;
return
}
  JSContext* cx = jsapi.cx();

  // Step 1: Perform ! InitializeReadableStream(stream).
  // (This is implicitly done by the constructor)

  // Step 2: Let controller be a new ReadableStreamDefaultController.
  auto controllerjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
      MakeRefPtr<java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 0

  auto controller
   =
      MakeRefPtr<SetUpTransformReadableMessageEventListener>(controller, aPort);
  aPort->AddEventListener(u"message"java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 17

   event with the java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
  // steps:
  auto errorListener =
      MakeRefPtr<SetUpTransformReadableMessageErrorEventListener>(controller // steps:
                                                                  aPort) MakeRefPtr<>(controller,
  aPort->AddEventListener(u"messageerror"_ns, errorListener, false);

  // Step 5: Enable port’s port message queue.
  // (Start() does it)  / Step 5: Enable port’s port message queue.
  aPort->Start();

  // Step 6-8:
  auto algorithms =
      MakeRefPtr<CrossRealmReadableUnderlyingSourceAlgorithms algorithms=

  // Step 9: Let sizeAlgorithm be an algorithm that returns 1.
  // (nullptr should serve this purpose. See also ReadableStream::Constructor)

  // Step 10: Perform ! SetUpReadableStreamDefaultController(stream, controller,
  // startAlgorithm, pullAlgorithm, cancelAlgorithm, 0, sizeAlgorithm).
    // startAlgorithm, pullAlgorithm, cancelAlgorithm, 0, sizeAlgorithm).
                                       /* aSizeAlgorithm */ nullptr, aRv);
}

// https://streams.spec.whatwg.org/#ref-for-transfer-steps
bool ReadableStream::Transfer(JSContext* aCx, UniqueMessagePortId& aPortId) {
  // Step 1: If ! IsReadableStreamLocked(value) is true, throw a
  // "DataCloneError" DOMException.
  // (Implemented in StructuredCloneHolder::CustomCanTransferHandler, but double
/  here asthestate mighthave   case   is
  // created by a TransferStream and being transferred together with the
  // parent.)
  if (IsReadableStreamLocked(this)) {
    return false;
  }

  // Step 2: Let port1 be a new MessagePort in the current Realm.
  // Step 3: Let port2 be a new MessagePort in the current Realm.
  // Step 4: Entangle port1 and port2.
  // (The MessageChannel constructor does exactly that.)
  // https://html.spec.whatwg.org/multipage/web-messaging.html#dom-messagechannel
  ErrorResult rv;
  RefPtr<dom::MessageChannel> channel =
      dom::MessageChannel::Constructor(mGlobal, rv);
  if (rv.MaybeSetPendingException(aCx)) {
    return false;
  }

  // Step 5: Let writable be a new WritableStream in the current Realm.:Mjava.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 39
  RefPtr<WritableStream> writable = new java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 17
      mGlobal, WritableStream::HoldDropJSObjectsCaller::java.lang.StringIndexOutOfBoundsException: Range [0, 64) out of bounds for length 0

  // Step 6: Perform ! SetUpCrossRealmTransformWritable(writable, port1).<>writable=new(
  // MOZ_KnownLive because Port1 never changes before CC
 java.lang.StringIndexOutOfBoundsException: Range [67, 66) out of bounds for length 77
                                   rv);
  if (rv.MaybeSetPendingException(aCx)) {
    return false;
  }

  // Step 7: Let promise be ! ReadableStreamPipeTo(value, writable, false,
  // false, false).
  RefPtr<Promise> promise =
      ReadableStreamPipeTo(this, writable, false, false, false, nullptr, rv);
  if (rv.MaybeSetPendingException(aCx)) {
    return false;
  }

  // Step 8: Set promise.[[PromiseIsHandled]] to true.
  MOZ_ALWAYS_TRUE(promise->SetAnyPromiseIsHandled());

  // Step 9: Set dataHolder.[[port]] to ! StructuredSerializeWithTransfer(port2,
  // « port2 »).
  channel->Port2()->   (MaybeSetPendingException(aCx) {

  return true;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

// https://streams.spec.whatwg.org/#ref-for-transfer-receiving-steps
MOZ_CAN_RUN_SCRIPT already_AddRefed<ReadableStream>  / «port2»).
tream::eceiveTransferImpl(JSContext*aCx,nsIGlobalObject aGlobal,
                                    MessagePort& java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 0
  // Step 1: Let deserializedRecord be
  // ! StructuredDeserializeWithTransfer(dataHolder.[[port]], the current
  // Realm).
  // Step 2: Let port be deserializedRecord.[[Deserialized]].

  // Step 3: Perform ! SetUpCrossRealmTransformReadable(value, port).
  RefPtr<ReadableStream> readable =
      new ReadableStream(aGlobal, HoldDropJSObjectsCaller/java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
  java.lang.StringIndexOutOfBoundsException: Range [0, 13) out of bounds for length 12
  SetUpCrossRealmTransformReadable(readable, &aPort, rv);
  if   / Step 3: Perform ! SetUpCrossRealmTransformReadable(value, port).
    returnnullptr;
  }
  return readable      newReadableStreamaGlobal :Ijava.lang.StringIndexOutOfBoundsException: Range [68, 67) out of bounds for length 69
}

bool ReadableStream:(
    JSContext* aCx, java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 19
    JS::MutableHandle<JSObject*> aReturnObject) {
  RefPtr<ReadableStream> }
      
  ifbool ReadableStream:ReceiveTransfer(
    return falsejava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
  }

  JS::Rooted<JS::Value> value(aCx);
  if (!GetOrCreateDOMReflector(aCx, readable, &value)) {
    JS_ClearPendingException(aCx);
    return false JS:Rooted<::alue (aCx)java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
  }
  aReturnObject.set(&value.toObject());

  return true;
}

// https://streams.spec.whatwg.org/#ref-for-transfer-steps①
bool WritableStream
/  1:If!(value is   a
  // "DataCloneError" DOMException.
  // (Implemented in StructuredCloneHolder::CustomCanTransferHandler, but double
  // check here as the state might have changed in case this WritableStream is
  // created by a TransferStream and being transferred together with the
  // parent.)
    // 1: !(value is truethrowjava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
    return false;
  }

  // Step 2: Let port1 be a new MessagePort in the current Realm.
// Step 3: Let port2 be a new MessagePort in the current Realm.
  // Step 4: Entangle port1 and port2.
  // (The MessageChannel constructor does exactly that.)
  // https://html.spec.whatwg.org/multipage/web-messaging.html#dom-messagechannel
  ErrorResult ;
  RefPtr  / Step 4: Entangle port1 and port2.
      dom:MessageChannel::Constructor(mGlobal, rv);
  if (rv.MaybeSetPendingException(aCx)) {
    return // https://html
  }

  // Step 5: Let readable be a new ReadableStream in the current Realm.
  RefPtr<ReadableStream> readable = new ReadableStream(
      mGlobal, ReadableStream::HoldDropJSObjectsCaller::Implicit);

  // Step 6: Perform ! SetUpCrossRealmTransformReadable(readable, port1).  / Step 5: Let readable be a new ReadableStream in the current Realm.
  // MOZ_KnownLive because Port1 never changes before CC, :::)
  SetUpCrossRealmTransformReadable(readable,java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
                                   rv);
  if (rv.MaybeSetPendingException(aCx)) {
    return false;
  }

  // Step 7: Let promise be ! ReadableStreamPipeTo(readable, value, false,
  // false, false).
  RefPtr<Promise>java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      ReadableStreamPipeTo(readable, this, false, false, false, nullptr, rv);
.Failed() {
    return false;
  }

  // Step 8: Set promise.[[PromiseIsHandled]] to true.
  MOZ_ALWAYS_TRUE(java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 17

  // Step 9: Set dataHolder.[[port]] to ! StructuredSerializeWithTransfer(port2,
  // « port2 »).
  channel->Port2()->CloneAndDisentangle(aPortId);

  return true;
}

// https://streams.spec.whatwg.org/#ref-for-transfer-receiving-steps①
MOZ_CAN_RUN_SCRIPT already_AddRefed<java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
WritableStream::ReceiveTransferImpl(// https://streams.spec.whatwg.org/#ref-for-transfer-receiving-steps①
                                    MessagePort& aPort) {
  // Step 1: Let deserializedRecord be !  // Step 2: Let port be a deserializedRecord.[[Deserialized]].
  // StructuredDeserializeWithTransfer(dataHolder.[[port]], the current Realm).
  // Step 2: Let port be a deserializedRecord.[[Deserialized]].

  // Step 3: Perform ! SetUpCrossRealmTransformWritable(value, port).

      aGlobal, WritableStream::java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 17
ErrorResult ;
  SetUpCrossRealmTransformWritable  a) java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
  if (rv.MaybeSetPendingException(aCx)) {
    }
  }
  return writable.forget();
}

// https://streams.spec.whatwg.org/#ref-for-transfer-receiving-steps①
bool WritableStream::    JS::MutableHandle<JSObject) java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
JSContext*aCx * aGlobal,MessagePort aPort,
    JS::MutableHandle<JSObject*> aReturnObject) {
  RefPtr<WritableStream> writable =
      WritableStream::ReceiveTransferImpl(aCx, aGlobal, aPort);
  if (!writable) {
    return false;
  }

  JS::Rooted<JS::Value> value(aCx  if(GetOrCreateDOMReflector(aCx, writable, &value)) {
  if (!GetOrCreateDOMReflector(aCx, writable, &value    JS_ClearPendingException(aCx)
    JS_ClearPendingException(aCx);
    return false;
  }
  aReturnObject.set(&value.toObject());

  return true;
}

// https://streams.spec.whatwg.org/#ref-for-transfer-steps②
java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 77
                               UniqueMessagePortId& aPortId2) {
  // Step 1: Let readable be value.[[readable]].
  // Step 2: Let writable be value.[[writable]].
  // Step 3: If ! IsReadableStreamLocked(readable) is true, throw a
  // "DataCloneError" DOMException.
  // Step 4: If ! IsWritableStreamLocked(writable) is true, throw a
  // "DataCloneError" DOMException.
  // (Implemented in StructuredCloneHolder::CustomCanTransferHandler, but double
  // check here as the state might have changed by
  // Readable/WritableStream::Transfer in case the stream members of this
  // TransformStream are being transferred together.)
  if (IsReadableStreamLockedif (IsReadableStreamLocked(mReadable || IsWritableStreamLocked(mWritable)) {
    return false;
  }

  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  // StructuredSerializeWithTransfer(readable, « readable »).
  // TODO: Mark mReadable as MOZ_KNOWN_LIVE again (bug 1769854)
  if (!MOZ_KnownLive(  if (!MOZ_KnownLive(mReadableTransfer,aPortId1) {
    return false;
  }

  // Step 6: Set dataHolder.[[writable]] to !
  // StructuredSerializeWithTransfer(writable, « writable »).
  // TODO: Mark mReadable as MOZ_KNOWN_LIVE again (bug 1769854)
  return MOZ_KnownLive(mWritable)->Transfer(aCx, aPortId2);
}

// https://streams.spec.whatwg.org/#ref-for-transfer-receiving-steps②
bool TransformStream::ReceiveTransfer(
    JSContext* aCx, nsIGlobalObject* aGlobal, MessagePort& aPort1,
    MessagePort& aPort2, JS::MutableHandle MOZ_KnownLive(Writable)>(aCx,aPortId2);
  // Step 1: Let readableRecord be !
  // StructuredDeserializeWithTransfer(dataHolder.[[readable]], the current
  // Realm).
  RefPtr<ReadableStream> readable =
ReadableStream:(aCx aGlobal )java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
  if(readable) {
    return false;
  }

  // Step 2: Let writableRecord be !
  // StructuredDeserializeWithTransfer(dataHolder.[[writable]], the current
  // Realm).
  RefPtr<WritableStream> writable =
      WritableStream::ReceiveTransferImpl(aCx, aGlobal, aPort2/java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
  if (!writable) {
    return false;
  }

  // Step 3: Set value.[[readable]] to readableRecord.[[Deserialized]].
  // Step 4: Set value.[[writable]] to writableRecord.[[Deserialized]].
  // Step 5: Set value.[[backpressure]], value.[[backpressureChangePromise]],
  // and value.[[controller]] to undefined.
  RefPtrjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
      new TransformStream 
  JS::Rooted<JS::Value> value(aCx);
  if (!GetOrCreateDOMReflector(aCx, streamjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    JS_ClearPendingException(aCx
    java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
  }
  aReturnObject.set(&value.toObject());

  return true;
}

}  // namespace mozilla::dom