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/* -*- 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
#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