gecko-dev/dom/indexedDB/IndexedDatabase.h

110 строки
3.2 KiB
C++

/* -*- 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_indexeddatabase_h__
#define mozilla_dom_indexeddatabase_h__
#include "js/StructuredClone.h"
#include "nsCOMPtr.h"
#include "nsTArray.h"
namespace mozilla {
namespace dom {
class Blob;
class IDBDatabase;
class IDBMutableFile;
namespace indexedDB {
class FileInfo;
class SerializedStructuredCloneReadInfo;
struct StructuredCloneFile {
enum FileType {
eBlob,
eMutableFile,
eStructuredClone,
eWasmBytecode,
eWasmCompiled,
eEndGuard
};
RefPtr<Blob> mBlob;
RefPtr<IDBMutableFile> mMutableFile;
RefPtr<FileInfo> mFileInfo;
FileType mType;
// In IndexedDatabaseInlines.h
inline explicit StructuredCloneFile(FileType aType, RefPtr<Blob> aBlob = {});
// In IndexedDatabaseInlines.h
inline explicit StructuredCloneFile(RefPtr<IDBMutableFile> aMutableFile);
// In IndexedDatabaseInlines.h
inline ~StructuredCloneFile();
// In IndexedDatabaseInlines.h
inline bool operator==(const StructuredCloneFile& aOther) const;
};
struct StructuredCloneReadInfo {
JSStructuredCloneData mData;
nsTArray<StructuredCloneFile> mFiles;
IDBDatabase* mDatabase;
bool mHasPreprocessInfo;
// In IndexedDatabaseInlines.h
inline explicit StructuredCloneReadInfo(JS::StructuredCloneScope aScope);
// In IndexedDatabaseInlines.h
inline StructuredCloneReadInfo();
// In IndexedDatabaseInlines.h
inline StructuredCloneReadInfo(JSStructuredCloneData&& aData,
nsTArray<StructuredCloneFile> aFiles,
IDBDatabase* aDatabase,
bool aHasPreprocessInfo);
#ifdef NS_BUILD_REFCNT_LOGGING
// In IndexedDatabaseInlines.h
inline ~StructuredCloneReadInfo();
// In IndexedDatabaseInlines.h
//
// This custom implementation of the move ctor is only necessary because of
// MOZ_COUNT_CTOR. It is less efficient as the compiler-generated move ctor,
// since it unnecessarily clears elements on the source.
inline StructuredCloneReadInfo(StructuredCloneReadInfo&& aOther) noexcept;
// In IndexedDatabaseInlines.h
//
// This custom implementation of the move assignment operator is only there
// for symmetry with the move ctor. It is less efficient as the
// compiler-generated move assignment operator, since it unnecessarily clears
// elements on the source.
inline StructuredCloneReadInfo& operator=(
StructuredCloneReadInfo&& aOther) noexcept;
#else
StructuredCloneReadInfo(StructuredCloneReadInfo&& aOther) = default;
StructuredCloneReadInfo& operator=(StructuredCloneReadInfo&& aOther) =
default;
#endif
StructuredCloneReadInfo(const StructuredCloneReadInfo& aOther) = delete;
StructuredCloneReadInfo& operator=(const StructuredCloneReadInfo& aOther) =
delete;
// In IndexedDatabaseInlines.h
inline size_t Size() const;
};
} // namespace indexedDB
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_indexeddatabase_h__