1 files changed, 82 insertions, 0 deletions
diff --git a/intl/strres/nsStringBundleService.h b/intl/strres/nsStringBundleService.h
new file mode 100644
index 0000000000..7c13ee6215
--- /dev/null
+++ b/intl/strres/nsStringBundleService.h
@@ -0,0 +1,82 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 nsStringBundleService_h__
+#define nsStringBundleService_h__
+
+#include "nsCOMPtr.h"
+#include "nsDataHashtable.h"
+#include "nsHashKeys.h"
+#include "nsIStringBundle.h"
+#include "nsIObserver.h"
+#include "nsWeakReference.h"
+#include "nsIErrorService.h"
+#include "nsIMemoryReporter.h"
+
+#include "mozilla/LinkedList.h"
+#include "mozilla/UniquePtr.h"
+
+struct bundleCacheEntry_t;
+
+class nsStringBundleService : public nsIStringBundleService,
+                              public nsIObserver,
+                              public nsSupportsWeakReference,
+                              public nsIMemoryReporter {
+  MOZ_DEFINE_MALLOC_SIZE_OF(MallocSizeOf);
+
+ public:
+  nsStringBundleService();
+
+  nsresult Init();
+
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSISTRINGBUNDLESERVICE
+  NS_DECL_NSIOBSERVER
+
+  NS_IMETHOD CollectReports(nsIHandleReportCallback* aHandleReport,
+                            nsISupports* aData, bool anonymize) override {
+    size_t amt = SizeOfIncludingThis(MallocSizeOf);
+
+    MOZ_COLLECT_REPORT("explicit/string-bundles/service", KIND_HEAP,
+                       UNITS_BYTES, amt,
+                       "Memory used for StringBundleService overhead");
+    return NS_OK;
+  };
+
+  size_t SizeOfIncludingThis(
+      mozilla::MallocSizeOf aMallocSizeOf) const override;
+
+  void SendContentBundles(
+      mozilla::dom::ContentParent* aContentParent) const override;
+
+  void RegisterContentBundle(const nsCString& aBundleURL,
+                             const mozilla::ipc::FileDescriptor& aMapFile,
+                             size_t aMapSize) override;
+
+ private:
+  virtual ~nsStringBundleService();
+
+  void getStringBundle(const char* aUrl, nsIStringBundle** aResult);
+  nsresult FormatWithBundle(nsIStringBundle* bundle, nsresult aStatus,
+                            const nsTArray<nsString>& argArray,
+                            nsAString& result);
+
+  void flushBundleCache(bool ignoreShared = true);
+
+  mozilla::UniquePtr<bundleCacheEntry_t> evictOneEntry();
+
+  bundleCacheEntry_t* insertIntoCache(already_AddRefed<nsIStringBundle> aBundle,
+                                      const nsACString& aHashKey);
+
+  nsDataHashtable<nsCStringHashKey, bundleCacheEntry_t*> mBundleMap;
+  // LRU list of cached entries, with the least-recently-used entry first.
+  mozilla::LinkedList<bundleCacheEntry_t> mBundleCache;
+  // List of cached shared-memory string bundles, in arbitrary order.
+  mozilla::AutoCleanLinkedList<bundleCacheEntry_t> mSharedBundles;
+
+  nsCOMPtr<nsIErrorService> mErrorService;
+};
+
+#endif