зеркало из https://github.com/mozilla/gecko-dev.git
73 строки
2.5 KiB
C++
73 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_quota_persistencetype_h__
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#define mozilla_dom_quota_persistencetype_h__
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#include <cstdint>
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#include "mozilla/Assertions.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/dom/StorageTypeBinding.h"
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#include "mozilla/fallible.h"
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#include "nsStringFwd.h"
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namespace mozilla::dom::quota {
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enum PersistenceType {
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PERSISTENCE_TYPE_PERSISTENT = 0,
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PERSISTENCE_TYPE_TEMPORARY,
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PERSISTENCE_TYPE_DEFAULT,
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// Only needed for IPC serialization helper, should never be used in code.
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PERSISTENCE_TYPE_INVALID
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};
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static const PersistenceType kAllPersistenceTypes[] = {
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PERSISTENCE_TYPE_PERSISTENT, PERSISTENCE_TYPE_TEMPORARY,
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PERSISTENCE_TYPE_DEFAULT};
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static const PersistenceType kBestEffortPersistenceTypes[] = {
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PERSISTENCE_TYPE_TEMPORARY, PERSISTENCE_TYPE_DEFAULT};
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bool IsValidPersistenceType(PersistenceType aPersistenceType);
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bool IsBestEffortPersistenceType(const PersistenceType aPersistenceType);
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nsLiteralCString PersistenceTypeToString(PersistenceType aPersistenceType);
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Maybe<PersistenceType> PersistenceTypeFromString(const nsACString& aString,
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const fallible_t&);
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PersistenceType PersistenceTypeFromString(const nsACString& aString);
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StorageType PersistenceTypeToStorageType(PersistenceType aPersistenceType);
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PersistenceType PersistenceTypeFromStorageType(StorageType aStorageType);
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Maybe<PersistenceType> PersistenceTypeFromInt32(int32_t aInt32,
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const fallible_t&);
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// aFile is expected to be a repository directory (not some file or directory
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// within that).
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Maybe<PersistenceType> PersistenceTypeFromFile(nsIFile& aFile,
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const fallible_t&);
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inline PersistenceType ComplementaryPersistenceType(
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const PersistenceType aPersistenceType) {
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MOZ_ASSERT(aPersistenceType == PERSISTENCE_TYPE_DEFAULT ||
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aPersistenceType == PERSISTENCE_TYPE_TEMPORARY);
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if (aPersistenceType == PERSISTENCE_TYPE_DEFAULT) {
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return PERSISTENCE_TYPE_TEMPORARY;
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}
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return PERSISTENCE_TYPE_DEFAULT;
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}
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} // namespace mozilla::dom::quota
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#endif // mozilla_dom_quota_persistencetype_h__
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