1 files changed, 68 insertions, 0 deletions
diff --git a/security/manager/ssl/DataStorageManager.cpp b/security/manager/ssl/DataStorageManager.cpp
new file mode 100644
index 0000000000..a1d6daa7f8
--- /dev/null
+++ b/security/manager/ssl/DataStorageManager.cpp
@@ -0,0 +1,68 @@
+/* -*- 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/. */
+
+#include "DataStorageManager.h"
+#include "MainThreadUtils.h"
+#include "nsIMemoryReporter.h"
+#include "nsString.h"
+
+using VoidPtrToSizeFn = uintptr_t (*)(const void* ptr);
+
+extern "C" nsresult make_data_storage(const nsAString* basename,
+                                      size_t valueLength,
+                                      VoidPtrToSizeFn sizeOfOp,
+                                      VoidPtrToSizeFn enclosingSizeOfOp,
+                                      nsIDataStorage** result);
+
+MOZ_DEFINE_MALLOC_SIZE_OF(DataStorageMallocSizeOf)
+MOZ_DEFINE_MALLOC_ENCLOSING_SIZE_OF(DataStorageMallocEnclosingSizeOf)
+
+namespace mozilla {
+
+NS_IMPL_ISUPPORTS(DataStorageManager, nsIDataStorageManager)
+
+NS_IMETHODIMP
+DataStorageManager::Get(nsIDataStorageManager::DataStorage aDataStorage,
+                        nsIDataStorage** aResult) {
+  if (!NS_IsMainThread()) {
+    return NS_ERROR_NOT_SAME_THREAD;
+  }
+  nsAutoString filename;
+  size_t valueLength = 1024;
+  switch (aDataStorage) {
+    case nsIDataStorageManager::AlternateServices:
+      if (mAlternateServicesCreated) {
+        return NS_ERROR_ALREADY_INITIALIZED;
+      }
+      mAlternateServicesCreated = true;
+      filename.Assign(u"AlternateServices"_ns);
+      break;
+    case nsIDataStorageManager::ClientAuthRememberList:
+      if (mClientAuthRememberListCreated) {
+        return NS_ERROR_ALREADY_INITIALIZED;
+      }
+      mClientAuthRememberListCreated = true;
+      filename.Assign(u"ClientAuthRememberList"_ns);
+      break;
+    case nsIDataStorageManager::SiteSecurityServiceState:
+      if (mSiteSecurityServiceStateCreated) {
+        return NS_ERROR_ALREADY_INITIALIZED;
+      }
+      mSiteSecurityServiceStateCreated = true;
+      filename.Assign(u"SiteSecurityServiceState"_ns);
+      // For most nsIDataStorage use cases, values can be quite long (1024
+      // bytes by default). For HSTS, much less information is stored, so save
+      // space by limiting values to 24 bytes.
+      valueLength = 24;
+      break;
+    default:
+      return NS_ERROR_INVALID_ARG;
+  }
+  return make_data_storage(&filename, valueLength, &DataStorageMallocSizeOf,
+                           &DataStorageMallocEnclosingSizeOf, aResult);
+}
+
+}  // namespace mozilla