ServiceWorkerScriptCache.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_ServiceWorkerScriptCache_h

#define mozilla_dom_ServiceWorkerScriptCache_h

#include "nsIRequest.h"

#include "nsISupportsImpl.h"

#include "nsString.h"

class nsILoadGroup;

class nsIPrincipal;

namespace mozilla::dom {

class ServiceWorkerRegistrationInfo;

namespace serviceWorkerScriptCache {

nsresult PurgeCache(nsIPrincipal* aPrincipal, const nsAString& aCacheName);

nsresult GenerateCacheName(nsAString& aName);

enum class OnFailure : uint8_t { DoNothing, Uninstall };

class CompareCallback {

 public:

/*

   * If there is an error, ignore aInCacheAndEqual and aNewCacheName.

   * On success, if the cached result and network result matched,

   * aInCacheAndEqual will be true and no new cache name is passed, otherwise

   * use the new cache name to load the ServiceWorker.

*/

  virtual void ComparisonResult(nsresult aStatus, bool aInCacheAndEqual,

                                OnFailure aOnFailure,

                                const nsAString& aNewCacheName,

                                const nsACString& aMaxScope,

                                nsLoadFlags aLoadFlags) = 0;

  NS_INLINE_DECL_PURE_VIRTUAL_REFCOUNTING

};

nsresult Compare(ServiceWorkerRegistrationInfo* aRegistration,

                 nsIPrincipal* aPrincipal, const nsAString& aCacheName,

                 const nsACString& aURL, CompareCallback* aCallback);

}  // namespace serviceWorkerScriptCache

}  // namespace mozilla::dom

#endif  // mozilla_dom_ServiceWorkerScriptCache_h