Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 165 insertions, 0 deletions

diff --git a/dom/webauthn/AuthenticatorAssertionResponse.cpp b/dom/webauthn/AuthenticatorAssertionResponse.cpp
new file mode 100644
index 0000000000..9824edc30b
--- /dev/null
+++ b/dom/webauthn/AuthenticatorAssertionResponse.cpp
@@ -0,0 +1,165 @@
+/* -*- 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/WebAuthenticationBinding.h"
+#include "mozilla/dom/AuthenticatorAssertionResponse.h"
+#include "mozilla/HoldDropJSObjects.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(AuthenticatorAssertionResponse)
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(AuthenticatorAssertionResponse,
+                                                AuthenticatorResponse)
+  tmp->mAuthenticatorDataCachedObj = nullptr;
+  tmp->mSignatureCachedObj = nullptr;
+  tmp->mUserHandleCachedObj = nullptr;
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(AuthenticatorAssertionResponse,
+                                               AuthenticatorResponse)
+  NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
+  NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mAuthenticatorDataCachedObj)
+  NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mSignatureCachedObj)
+  NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mUserHandleCachedObj)
+NS_IMPL_CYCLE_COLLECTION_TRACE_END
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(
+    AuthenticatorAssertionResponse, AuthenticatorResponse)
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_ADDREF_INHERITED(AuthenticatorAssertionResponse, AuthenticatorResponse)
+NS_IMPL_RELEASE_INHERITED(AuthenticatorAssertionResponse, AuthenticatorResponse)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AuthenticatorAssertionResponse)
+NS_INTERFACE_MAP_END_INHERITING(AuthenticatorResponse)
+
+AuthenticatorAssertionResponse::AuthenticatorAssertionResponse(
+    nsPIDOMWindowInner* aParent)
+    : AuthenticatorResponse(aParent),
+      mAuthenticatorDataCachedObj(nullptr),
+      mSignatureCachedObj(nullptr),
+      mUserHandleCachedObj(nullptr) {
+  mozilla::HoldJSObjects(this);
+}
+
+AuthenticatorAssertionResponse::~AuthenticatorAssertionResponse() {
+  mozilla::DropJSObjects(this);
+}
+
+JSObject* AuthenticatorAssertionResponse::WrapObject(
+    JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
+  return AuthenticatorAssertionResponse_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+void AuthenticatorAssertionResponse::GetAuthenticatorData(
+    JSContext* aCx, JS::MutableHandle<JSObject*> aValue, ErrorResult& aRv) {
+  if (!mAuthenticatorDataCachedObj) {
+    mAuthenticatorDataCachedObj =
+        ArrayBuffer::Create(aCx, mAuthenticatorData, aRv);
+    if (aRv.Failed()) {
+      return;
+    }
+  }
+  aValue.set(mAuthenticatorDataCachedObj);
+}
+
+void AuthenticatorAssertionResponse::SetAuthenticatorData(
+    const nsTArray<uint8_t>& aBuffer) {
+  mAuthenticatorData.Assign(aBuffer);
+}
+
+void AuthenticatorAssertionResponse::GetSignature(
+    JSContext* aCx, JS::MutableHandle<JSObject*> aValue, ErrorResult& aRv) {
+  if (!mSignatureCachedObj) {
+    mSignatureCachedObj = ArrayBuffer::Create(aCx, mSignature, aRv);
+    if (aRv.Failed()) {
+      return;
+    }
+  }
+  aValue.set(mSignatureCachedObj);
+}
+
+void AuthenticatorAssertionResponse::SetSignature(
+    const nsTArray<uint8_t>& aBuffer) {
+  mSignature.Assign(aBuffer);
+}
+
+void AuthenticatorAssertionResponse::GetUserHandle(
+    JSContext* aCx, JS::MutableHandle<JSObject*> aValue, ErrorResult& aRv) {
+  // Per
+  // https://w3c.github.io/webauthn/#ref-for-dom-authenticatorassertionresponse-userhandle%E2%91%A0
+  // this should return null if the handle is unset.
+  if (mUserHandle.IsEmpty()) {
+    aValue.set(nullptr);
+  } else {
+    if (!mUserHandleCachedObj) {
+      mUserHandleCachedObj = ArrayBuffer::Create(aCx, mUserHandle, aRv);
+      if (aRv.Failed()) {
+        return;
+      }
+    }
+    aValue.set(mUserHandleCachedObj);
+  }
+}
+
+void AuthenticatorAssertionResponse::SetUserHandle(
+    const nsTArray<uint8_t>& aBuffer) {
+  mUserHandle.Assign(aBuffer);
+}
+
+void AuthenticatorAssertionResponse::ToJSON(
+    AuthenticatorAssertionResponseJSON& aJSON, ErrorResult& aError) {
+  nsAutoCString clientDataJSONBase64;
+  nsresult rv = Base64URLEncode(
+      mClientDataJSON.Length(),
+      reinterpret_cast<const uint8_t*>(mClientDataJSON.get()),
+      mozilla::Base64URLEncodePaddingPolicy::Omit, clientDataJSONBase64);
+  // This will only fail if the length is so long that it overflows 32-bits
+  // when calculating the encoded size.
+  if (NS_FAILED(rv)) {
+    aError.ThrowDataError("clientDataJSON too long");
+    return;
+  }
+  aJSON.mClientDataJSON.Assign(NS_ConvertUTF8toUTF16(clientDataJSONBase64));
+
+  nsAutoCString authenticatorDataBase64;
+  rv = Base64URLEncode(
+      mAuthenticatorData.Length(), mAuthenticatorData.Elements(),
+      mozilla::Base64URLEncodePaddingPolicy::Omit, authenticatorDataBase64);
+  if (NS_FAILED(rv)) {
+    aError.ThrowDataError("authenticatorData too long");
+    return;
+  }
+  aJSON.mAuthenticatorData.Assign(
+      NS_ConvertUTF8toUTF16(authenticatorDataBase64));
+
+  nsAutoCString signatureBase64;
+  rv = Base64URLEncode(mSignature.Length(), mSignature.Elements(),
+                       mozilla::Base64URLEncodePaddingPolicy::Omit,
+                       signatureBase64);
+  if (NS_FAILED(rv)) {
+    aError.ThrowDataError("signature too long");
+    return;
+  }
+  aJSON.mSignature.Assign(NS_ConvertUTF8toUTF16(signatureBase64));
+
+  if (!mUserHandle.IsEmpty()) {
+    nsAutoCString userHandleBase64;
+    rv = Base64URLEncode(mUserHandle.Length(), mUserHandle.Elements(),
+                         mozilla::Base64URLEncodePaddingPolicy::Omit,
+                         userHandleBase64);
+    if (NS_FAILED(rv)) {
+      aError.ThrowDataError("userHandle too long");
+      return;
+    }
+    aJSON.mUserHandle.Construct(NS_ConvertUTF8toUTF16(userHandleBase64));
+  }
+
+  // attestationObject is not currently supported on assertion responses
+}
+
+}  // namespace mozilla::dom