gecko-dev/dom/serviceworkers/ServiceWorkerUtils.h

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/* -*- 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/. */
#ifndef _mozilla_dom_ServiceWorkerUtils_h
#define _mozilla_dom_ServiceWorkerUtils_h
#include "mozilla/MozPromise.h"
#include "mozilla/dom/IPCNavigationPreloadState.h"
#include "mozilla/dom/ServiceWorkerRegistrationDescriptor.h"
#include "nsTArray.h"
class nsIGlobalObject;
class nsIURI;
namespace mozilla {
class CopyableErrorResult;
class ErrorResult;
namespace dom {
class ClientInfo;
class ServiceWorkerRegistrationData;
class ServiceWorkerRegistrationDescriptor;
struct NavigationPreloadState;
using ServiceWorkerRegistrationPromise =
MozPromise<ServiceWorkerRegistrationDescriptor, CopyableErrorResult, false>;
using ServiceWorkerRegistrationListPromise =
MozPromise<CopyableTArray<ServiceWorkerRegistrationDescriptor>,
CopyableErrorResult, false>;
using NavigationPreloadStatePromise =
MozPromise<IPCNavigationPreloadState, CopyableErrorResult, false>;
using ServiceWorkerRegistrationCallback =
std::function<void(const ServiceWorkerRegistrationDescriptor&)>;
using ServiceWorkerRegistrationListCallback =
std::function<void(const nsTArray<ServiceWorkerRegistrationDescriptor>&)>;
using ServiceWorkerBoolCallback = std::function<void(bool)>;
using ServiceWorkerFailureCallback = std::function<void(ErrorResult&&)>;
using NavigationPreloadGetStateCallback =
std::function<void(NavigationPreloadState&&)>;
bool ServiceWorkerRegistrationDataIsValid(
const ServiceWorkerRegistrationData& aData);
// Performs key spec validation steps of
// https://w3c.github.io/ServiceWorker/#start-register-algorithm and
// https://w3c.github.io/ServiceWorker/#register-algorithm as well as CSP
// validation corresponding to
// https://w3c.github.io/webappsec-csp/#directive-worker-src.
//
// This is extracted out of ServiceWorkerContainer::Register because we validate
// both in the content process as the site of the call, as well as in the parent
// process in the ServiceWorkerManager.
//
// On worker threads, this will involve use of a syncloop until Bug 1901387 is
// addressed, allowing us to call CheckMayLoad off main-thread (OMT).
//
// A global may be optionally provided for reporting purposes; this is desired
// when this is used by ServiceWorkerContainer::Register but not necessary in
// the parent process.
void ServiceWorkerScopeAndScriptAreValid(
const ClientInfo& aClientInfo, nsIURI* aScopeURI, nsIURI* aScriptURI,
ErrorResult& aRv, nsIGlobalObject* aGlobalForReporting = nullptr);
bool ServiceWorkersEnabled(JSContext* aCx, JSObject* aGlobal);
} // namespace dom
} // namespace mozilla
#endif // _mozilla_dom_ServiceWorkerUtils_h