1 files changed, 52 insertions, 0 deletions
diff --git a/dom/webauthn/AuthenticatorResponse.cpp b/dom/webauthn/AuthenticatorResponse.cpp
new file mode 100644
index 0000000000..f0c3888fa8
--- /dev/null
+++ b/dom/webauthn/AuthenticatorResponse.cpp
@@ -0,0 +1,52 @@
+/* -*- 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 "mozilla/Base64.h"
+#include "mozilla/dom/AuthenticatorResponse.h"
+#include "mozilla/dom/TypedArray.h"
+#include "nsPIDOMWindow.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_WITH_JS_MEMBERS(
+    AuthenticatorResponse, (mParent), (mClientDataJSONCachedObj))
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(AuthenticatorResponse)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(AuthenticatorResponse)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AuthenticatorResponse)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+AuthenticatorResponse::AuthenticatorResponse(nsPIDOMWindowInner* aParent)
+    : mParent(aParent), mClientDataJSONCachedObj(nullptr) {
+  // Call HoldJSObjects() in subclasses.
+}
+
+AuthenticatorResponse::~AuthenticatorResponse() {
+  // Call DropJSObjects() in subclasses.
+}
+
+nsISupports* AuthenticatorResponse::GetParentObject() const { return mParent; }
+
+void AuthenticatorResponse::GetClientDataJSON(
+    JSContext* aCx, JS::MutableHandle<JSObject*> aValue, ErrorResult& aRv) {
+  if (!mClientDataJSONCachedObj) {
+    mClientDataJSONCachedObj = ArrayBuffer::Create(aCx, mClientDataJSON, aRv);
+    if (aRv.Failed()) {
+      return;
+    }
+  }
+  aValue.set(mClientDataJSONCachedObj);
+}
+
+void AuthenticatorResponse::SetClientDataJSON(const nsCString& aBuffer) {
+  mClientDataJSON.Assign(aBuffer);
+}
+
+}  // namespace mozilla::dom