From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/base/StructuredCloneTester.cpp | 92 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 dom/base/StructuredCloneTester.cpp

(limited to 'dom/base/StructuredCloneTester.cpp')

diff --git a/dom/base/StructuredCloneTester.cpp b/dom/base/StructuredCloneTester.cpp
new file mode 100644
index 0000000000..40ed321f69
--- /dev/null
+++ b/dom/base/StructuredCloneTester.cpp
@@ -0,0 +1,92 @@
+/* -*- 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/. */
+
+#include "StructuredCloneTester.h"
+
+#include "js/StructuredClone.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/dom/StructuredCloneTags.h"
+#include "mozilla/dom/StructuredCloneTesterBinding.h"
+#include "nsIGlobalObject.h"
+#include "xpcpublic.h"
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(StructuredCloneTester)
+NS_IMPL_CYCLE_COLLECTING_ADDREF(StructuredCloneTester)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(StructuredCloneTester)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(StructuredCloneTester)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+StructuredCloneTester::StructuredCloneTester(nsISupports* aParent,
+                                             const bool aSerializable,
+                                             const bool aDeserializable)
+    : mParent(aParent),
+      mSerializable(aSerializable),
+      mDeserializable(aDeserializable) {}
+
+/* static */
+already_AddRefed<StructuredCloneTester> StructuredCloneTester::Constructor(
+    const GlobalObject& aGlobal, const bool aSerializable,
+    const bool aDeserializable) {
+  RefPtr<StructuredCloneTester> sct = new StructuredCloneTester(
+      aGlobal.GetAsSupports(), aSerializable, aDeserializable);
+  return sct.forget();
+}
+
+bool StructuredCloneTester::Serializable() const { return mSerializable; }
+
+bool StructuredCloneTester::Deserializable() const { return mDeserializable; }
+
+/* static */
+already_AddRefed<StructuredCloneTester>
+StructuredCloneTester::ReadStructuredClone(JSContext* aCx,
+                                           nsIGlobalObject* aGlobal,
+                                           JSStructuredCloneReader* aReader) {
+  uint32_t serializable = 0;
+  uint32_t deserializable = 0;
+
+  if (!JS_ReadUint32Pair(aReader, &serializable, &deserializable)) {
+    return nullptr;
+  }
+
+  RefPtr<StructuredCloneTester> sct =
+      new StructuredCloneTester(aGlobal, static_cast<bool>(serializable),
+                                static_cast<bool>(deserializable));
+
+  // "Fail" deserialization
+  if (!sct->Deserializable()) {
+    xpc::Throw(aCx, NS_ERROR_DOM_DATA_CLONE_ERR);
+    return nullptr;
+  }
+
+  return sct.forget();
+}
+
+bool StructuredCloneTester::WriteStructuredClone(
+    JSContext* aCx, JSStructuredCloneWriter* aWriter) const {
+  if (!Serializable()) {
+    return xpc::Throw(aCx, NS_ERROR_DOM_DATA_CLONE_ERR);
+  }
+  return JS_WriteUint32Pair(aWriter, static_cast<uint32_t>(Serializable()),
+                            static_cast<uint32_t>(Deserializable()));
+}
+
+nsISupports* StructuredCloneTester::GetParentObject() const { return mParent; }
+
+JSObject* StructuredCloneTester::WrapObject(JSContext* aCx,
+                                            JS::Handle<JSObject*> aGivenProto) {
+  return StructuredCloneTester_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+}  // namespace dom
+}  // namespace mozilla
-- 
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