mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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151 lines
3.4 KiB
C++
151 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_indexeddb_databaseinfo_h__
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#define mozilla_dom_indexeddb_databaseinfo_h__
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// Only meant to be included in IndexedDB source files, not exported.
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#include "IndexedDatabase.h"
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#include "Key.h"
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#include "IDBObjectStore.h"
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#include "nsRefPtrHashtable.h"
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#include "nsHashKeys.h"
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BEGIN_INDEXEDDB_NAMESPACE
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struct ObjectStoreInfo;
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typedef nsRefPtrHashtable<nsStringHashKey, ObjectStoreInfo>
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ObjectStoreInfoHash;
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class IDBDatabase;
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class OpenDatabaseHelper;
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struct DatabaseInfo
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{
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friend class IDBDatabase;
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friend class OpenDatabaseHelper;
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private:
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DatabaseInfo()
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: nextObjectStoreId(1),
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nextIndexId(1),
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cloned(false)
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{ }
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~DatabaseInfo();
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static bool Get(nsIAtom* aId,
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DatabaseInfo** aInfo);
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static bool Put(DatabaseInfo* aInfo);
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public:
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static void Remove(nsIAtom* aId);
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static void RemoveAllForOrigin(const nsACString& aOrigin);
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bool GetObjectStoreNames(nsTArray<nsString>& aNames);
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bool ContainsStoreName(const nsAString& aName);
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ObjectStoreInfo* GetObjectStore(const nsAString& aName);
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bool PutObjectStore(ObjectStoreInfo* aInfo);
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void RemoveObjectStore(const nsAString& aName);
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already_AddRefed<DatabaseInfo> Clone();
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nsString name;
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nsCString origin;
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PRUint64 version;
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nsCOMPtr<nsIAtom> id;
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nsString filePath;
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PRInt64 nextObjectStoreId;
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PRInt64 nextIndexId;
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bool cloned;
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nsAutoPtr<ObjectStoreInfoHash> objectStoreHash;
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NS_INLINE_DECL_REFCOUNTING(DatabaseInfo)
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};
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struct IndexInfo
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{
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#ifdef NS_BUILD_REFCNT_LOGGING
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IndexInfo();
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IndexInfo(const IndexInfo& aOther);
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~IndexInfo();
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#else
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IndexInfo()
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: id(LL_MININT), unique(false), multiEntry(false) { }
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#endif
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PRInt64 id;
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nsString name;
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nsString keyPath;
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nsTArray<nsString> keyPathArray;
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bool unique;
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bool multiEntry;
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};
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struct ObjectStoreInfo
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{
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#ifdef NS_BUILD_REFCNT_LOGGING
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ObjectStoreInfo();
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#else
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ObjectStoreInfo()
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: id(0), nextAutoIncrementId(0), comittedAutoIncrementId(0) { }
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#endif
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ObjectStoreInfo(ObjectStoreInfo& aOther);
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private:
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#ifdef NS_BUILD_REFCNT_LOGGING
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~ObjectStoreInfo();
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#else
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~ObjectStoreInfo() {}
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#endif
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public:
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// Constant members, can be gotten on any thread
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nsString name;
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PRInt64 id;
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nsString keyPath;
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nsTArray<nsString> keyPathArray;
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// Main-thread only members. This must *not* be touced on the database thread
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nsTArray<IndexInfo> indexes;
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// Database-thread members. After the ObjectStoreInfo has been initialized,
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// these can *only* be touced on the database thread.
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PRInt64 nextAutoIncrementId;
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PRInt64 comittedAutoIncrementId;
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// This is threadsafe since the ObjectStoreInfos are created on the database
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// thread but then only used from the main thread. Ideal would be if we
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// could transfer ownership from the database thread to the main thread, but
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// we don't have that ability yet.
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(ObjectStoreInfo)
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};
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struct IndexUpdateInfo
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{
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#ifdef NS_BUILD_REFCNT_LOGGING
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IndexUpdateInfo();
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~IndexUpdateInfo();
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#endif
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PRInt64 indexId;
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bool indexUnique;
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Key value;
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};
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END_INDEXEDDB_NAMESPACE
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#endif // mozilla_dom_indexeddb_databaseinfo_h__
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