1 files changed, 80 insertions, 0 deletions
diff --git a/dom/cache/PrincipalVerifier.h b/dom/cache/PrincipalVerifier.h
new file mode 100644
index 0000000000..d464bc4d01
--- /dev/null
+++ b/dom/cache/PrincipalVerifier.h
@@ -0,0 +1,80 @@
+/* -*- 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_cache_PrincipalVerifier_h
+#define mozilla_dom_cache_PrincipalVerifier_h
+
+#include "mozilla/dom/SafeRefPtr.h"
+#include "mozilla/ipc/PBackgroundSharedTypes.h"
+#include "nsThreadUtils.h"
+#include "nsTObserverArray.h"
+
+namespace mozilla {
+
+namespace ipc {
+class PBackgroundParent;
+}  // namespace ipc
+
+namespace dom {
+
+class ThreadsafeContentParentHandle;
+
+namespace cache {
+
+class ManagerId;
+
+class PrincipalVerifier final : public Runnable {
+ public:
+  // An interface to be implemented by code wishing to use the
+  // PrincipalVerifier.  Note, the Listener implementation is responsible
+  // for calling RemoveListener() on the PrincipalVerifier to clear the
+  // weak reference.
+  class Listener {
+   public:
+    virtual void OnPrincipalVerified(
+        nsresult aRv, const SafeRefPtr<ManagerId>& aManagerId) = 0;
+  };
+
+  static already_AddRefed<PrincipalVerifier> CreateAndDispatch(
+      Listener& aListener, mozilla::ipc::PBackgroundParent* aActor,
+      const mozilla::ipc::PrincipalInfo& aPrincipalInfo);
+
+  void AddListener(Listener& aListener);
+
+  // The Listener must call RemoveListener() when OnPrincipalVerified() is
+  // called or when the Listener is destroyed.
+  void RemoveListener(Listener& aListener);
+
+ private:
+  PrincipalVerifier(Listener& aListener,
+                    mozilla::ipc::PBackgroundParent* aActor,
+                    const mozilla::ipc::PrincipalInfo& aPrincipalInfo);
+  virtual ~PrincipalVerifier();
+
+  void VerifyOnMainThread();
+  void CompleteOnInitiatingThread();
+
+  void DispatchToInitiatingThread(nsresult aRv);
+
+  // Weak reference cleared by RemoveListener()
+  nsTObserverArray<NotNull<Listener*>> mListenerList;
+
+  RefPtr<ThreadsafeContentParentHandle> mHandle;
+
+  const mozilla::ipc::PrincipalInfo mPrincipalInfo;
+  nsCOMPtr<nsIEventTarget> mInitiatingEventTarget;
+  nsresult mResult;
+  SafeRefPtr<ManagerId> mManagerId;
+
+ public:
+  NS_DECL_NSIRUNNABLE
+};
+
+}  // namespace cache
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_cache_PrincipalVerifier_h