From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- dom/webauthn/AuthenticatorAssertionResponse.cpp | 165 ++++++++++++++++++++++++ 1 file changed, 165 insertions(+) create mode 100644 dom/webauthn/AuthenticatorAssertionResponse.cpp (limited to 'dom/webauthn/AuthenticatorAssertionResponse.cpp') 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 aGivenProto) { + return AuthenticatorAssertionResponse_Binding::Wrap(aCx, this, aGivenProto); +} + +void AuthenticatorAssertionResponse::GetAuthenticatorData( + JSContext* aCx, JS::MutableHandle aValue, ErrorResult& aRv) { + if (!mAuthenticatorDataCachedObj) { + mAuthenticatorDataCachedObj = + ArrayBuffer::Create(aCx, mAuthenticatorData, aRv); + if (aRv.Failed()) { + return; + } + } + aValue.set(mAuthenticatorDataCachedObj); +} + +void AuthenticatorAssertionResponse::SetAuthenticatorData( + const nsTArray& aBuffer) { + mAuthenticatorData.Assign(aBuffer); +} + +void AuthenticatorAssertionResponse::GetSignature( + JSContext* aCx, JS::MutableHandle aValue, ErrorResult& aRv) { + if (!mSignatureCachedObj) { + mSignatureCachedObj = ArrayBuffer::Create(aCx, mSignature, aRv); + if (aRv.Failed()) { + return; + } + } + aValue.set(mSignatureCachedObj); +} + +void AuthenticatorAssertionResponse::SetSignature( + const nsTArray& aBuffer) { + mSignature.Assign(aBuffer); +} + +void AuthenticatorAssertionResponse::GetUserHandle( + JSContext* aCx, JS::MutableHandle 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& aBuffer) { + mUserHandle.Assign(aBuffer); +} + +void AuthenticatorAssertionResponse::ToJSON( + AuthenticatorAssertionResponseJSON& aJSON, ErrorResult& aError) { + nsAutoCString clientDataJSONBase64; + nsresult rv = Base64URLEncode( + mClientDataJSON.Length(), + reinterpret_cast(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 -- cgit v1.2.3