1 files changed, 54 insertions, 0 deletions
diff --git a/dom/serviceworkers/ServiceWorkerScriptCache.h b/dom/serviceworkers/ServiceWorkerScriptCache.h
new file mode 100644
index 0000000000..5d71840b46
--- /dev/null
+++ b/dom/serviceworkers/ServiceWorkerScriptCache.h
@@ -0,0 +1,54 @@
+/* -*- 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 nsAString& aURL, CompareCallback* aCallback);
+
+}  // namespace serviceWorkerScriptCache
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_ServiceWorkerScriptCache_h