1 files changed, 103 insertions, 0 deletions
diff --git a/dom/serviceworkers/ServiceWorkerRegistrationDescriptor.h b/dom/serviceworkers/ServiceWorkerRegistrationDescriptor.h
new file mode 100644
index 0000000000..ec0f969868
--- /dev/null
+++ b/dom/serviceworkers/ServiceWorkerRegistrationDescriptor.h
@@ -0,0 +1,103 @@
+/* -*- 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_ServiceWorkerRegistrationDescriptor_h
+#define _mozilla_dom_ServiceWorkerRegistrationDescriptor_h
+
+#include "mozilla/Maybe.h"
+#include "mozilla/dom/ServiceWorkerDescriptor.h"
+#include "mozilla/UniquePtr.h"
+
+namespace mozilla {
+
+namespace ipc {
+class PrincipalInfo;
+}  // namespace ipc
+
+namespace dom {
+
+class IPCServiceWorkerRegistrationDescriptor;
+class ServiceWorkerInfo;
+enum class ServiceWorkerUpdateViaCache : uint8_t;
+
+// This class represents a snapshot of a particular
+// ServiceWorkerRegistrationInfo object. It is threadsafe and can be
+// transferred across processes.
+class ServiceWorkerRegistrationDescriptor final {
+  // This class is largely a wrapper wround an IPDL generated struct.  We
+  // need the wrapper class since IPDL generated code includes windows.h
+  // which is in turn incompatible with bindings code.
+  UniquePtr<IPCServiceWorkerRegistrationDescriptor> mData;
+
+  Maybe<IPCServiceWorkerDescriptor> NewestInternal() const;
+
+ public:
+  ServiceWorkerRegistrationDescriptor(
+      uint64_t aId, uint64_t aVersion, nsIPrincipal* aPrincipal,
+      const nsACString& aScope, ServiceWorkerUpdateViaCache aUpdateViaCache);
+
+  ServiceWorkerRegistrationDescriptor(
+      uint64_t aId, uint64_t aVersion,
+      const mozilla::ipc::PrincipalInfo& aPrincipalInfo,
+      const nsACString& aScope, ServiceWorkerUpdateViaCache aUpdateViaCache);
+
+  explicit ServiceWorkerRegistrationDescriptor(
+      const IPCServiceWorkerRegistrationDescriptor& aDescriptor);
+
+  ServiceWorkerRegistrationDescriptor(
+      const ServiceWorkerRegistrationDescriptor& aRight);
+
+  ServiceWorkerRegistrationDescriptor& operator=(
+      const ServiceWorkerRegistrationDescriptor& aRight);
+
+  ServiceWorkerRegistrationDescriptor(
+      ServiceWorkerRegistrationDescriptor&& aRight);
+
+  ServiceWorkerRegistrationDescriptor& operator=(
+      ServiceWorkerRegistrationDescriptor&& aRight);
+
+  ~ServiceWorkerRegistrationDescriptor();
+
+  bool operator==(const ServiceWorkerRegistrationDescriptor& aRight) const;
+
+  uint64_t Id() const;
+
+  uint64_t Version() const;
+
+  ServiceWorkerUpdateViaCache UpdateViaCache() const;
+
+  const mozilla::ipc::PrincipalInfo& PrincipalInfo() const;
+
+  Result<nsCOMPtr<nsIPrincipal>, nsresult> GetPrincipal() const;
+
+  const nsCString& Scope() const;
+
+  Maybe<ServiceWorkerDescriptor> GetInstalling() const;
+
+  Maybe<ServiceWorkerDescriptor> GetWaiting() const;
+
+  Maybe<ServiceWorkerDescriptor> GetActive() const;
+
+  Maybe<ServiceWorkerDescriptor> Newest() const;
+
+  bool HasWorker(const ServiceWorkerDescriptor& aDescriptor) const;
+
+  bool IsValid() const;
+
+  void SetUpdateViaCache(ServiceWorkerUpdateViaCache aUpdateViaCache);
+
+  void SetWorkers(ServiceWorkerInfo* aInstalling, ServiceWorkerInfo* aWaiting,
+                  ServiceWorkerInfo* aActive);
+
+  void SetVersion(uint64_t aVersion);
+
+  // Expose the underlying IPC type so that it can be passed via IPC.
+  const IPCServiceWorkerRegistrationDescriptor& ToIPC() const;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // _mozilla_dom_ServiceWorkerRegistrationDescriptor_h