The Tor Browser: dom/indexedDB/IDBFactory.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim: set ts=2 et sw=2 tw=80: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #ifndef mozilla_dom_indexeddb_idbfactory_h__

     8 #define mozilla_dom_indexeddb_idbfactory_h__

    10 #include "mozilla/dom/BindingDeclarations.h" // for Optional

    11 #include "mozilla/dom/StorageTypeBinding.h"

    12 #include "mozilla/dom/quota/PersistenceType.h"

    13 #include "mozilla/dom/quota/StoragePrivilege.h"

    14 #include "nsCOMPtr.h"

    15 #include "nsCycleCollectionParticipant.h"

    16 #include "nsWrapperCache.h"

    18 class mozIStorageConnection;

    19 class nsIFile;

    20 class nsIFileURL;

    21 class nsIPrincipal;

    22 class nsPIDOMWindow;

    23 template<typename> class nsRefPtr;

    25 namespace mozilla {

    26 class ErrorResult;

    28 namespace dom {

    29 class ContentParent;

    30 class IDBOpenDBOptions;

    32 namespace indexedDB {

    34 struct DatabaseInfo;

    35 class IDBDatabase;

    36 class IDBOpenDBRequest;

    37 class IndexedDBChild;

    38 class IndexedDBParent;

    40 struct ObjectStoreInfo;

    42 class IDBFactory MOZ_FINAL : public nsISupports,

    43                              public nsWrapperCache

    44 {

    45   typedef mozilla::dom::ContentParent ContentParent;

    46   typedef mozilla::dom::quota::PersistenceType PersistenceType;

    47   typedef nsTArray<nsRefPtr<ObjectStoreInfo> > ObjectStoreInfoArray;

    48   typedef mozilla::dom::quota::StoragePrivilege StoragePrivilege;

    50 public:

    51   NS_DECL_CYCLE_COLLECTING_ISUPPORTS

    52   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(IDBFactory)

    54   // Called when using IndexedDB from a window in a different process.

    55   static nsresult Create(nsPIDOMWindow* aWindow,

    56                          const nsACString& aGroup,

    57                          const nsACString& aASCIIOrigin,

    58                          ContentParent* aContentParent,

    59                          IDBFactory** aFactory);

    61   // Called when using IndexedDB from a window in the current process.

    62   static nsresult Create(nsPIDOMWindow* aWindow,

    63                          ContentParent* aContentParent,

    64                          IDBFactory** aFactory)

    65   {

    66     return Create(aWindow, EmptyCString(), EmptyCString(), aContentParent,

    67                   aFactory);

    68   }

    70   // Called when using IndexedDB from a JS component or a JSM in the current

    71   // process.

    72   static nsresult Create(JSContext* aCx,

    73                          JS::Handle<JSObject*> aOwningObject,

    74                          ContentParent* aContentParent,

    75                          IDBFactory** aFactory);

    77   // Called when using IndexedDB from a JS component or a JSM in a different

    78   // process.

    79   static nsresult Create(ContentParent* aContentParent,

    80                          IDBFactory** aFactory);

    82   static already_AddRefed<nsIFileURL>

    83   GetDatabaseFileURL(nsIFile* aDatabaseFile,

    84                      PersistenceType aPersistenceType,

    85                      const nsACString& aGroup,

    86                      const nsACString& aOrigin);

    88   static already_AddRefed<mozIStorageConnection>

    89   GetConnection(const nsAString& aDatabaseFilePath,

    90                 PersistenceType aPersistenceType,

    91                 const nsACString& aGroup,

    92                 const nsACString& aOrigin);

    94   static nsresult

    95   SetDefaultPragmas(mozIStorageConnection* aConnection);

    97   static nsresult

    98   LoadDatabaseInformation(mozIStorageConnection* aConnection,

    99                           const nsACString& aDatabaseId,

   100                           uint64_t* aVersion,

   101                           ObjectStoreInfoArray& aObjectStores);

   103   static nsresult

   104   SetDatabaseMetadata(DatabaseInfo* aDatabaseInfo,

   105                       uint64_t aVersion,

   106                       ObjectStoreInfoArray& aObjectStores);

   108   nsresult

   109   OpenInternal(const nsAString& aName,

   110                int64_t aVersion,

   111                PersistenceType aPersistenceType,

   112                const nsACString& aGroup,

   113                const nsACString& aASCIIOrigin,

   114                StoragePrivilege aStoragePrivilege,

   115                bool aDeleting,

   116                IDBOpenDBRequest** _retval);

   118   nsresult

   119   OpenInternal(const nsAString& aName,

   120                int64_t aVersion,

   121                PersistenceType aPersistenceType,

   122                bool aDeleting,

   123                IDBOpenDBRequest** _retval)

   124   {

   125     return OpenInternal(aName, aVersion, aPersistenceType, mGroup, mASCIIOrigin,

   126                         mPrivilege, aDeleting, _retval);

   127   }

   129   void

   130   SetActor(IndexedDBChild* aActorChild)

   131   {

   132     NS_ASSERTION(!aActorChild || !mActorChild, "Shouldn't have more than one!");

   133     mActorChild = aActorChild;

   134   }

   136   void

   137   SetActor(IndexedDBParent* aActorParent)

   138   {

   139     NS_ASSERTION(!aActorParent || !mActorParent, "Shouldn't have more than one!");

   140     mActorParent = aActorParent;

   141   }

   143   const nsCString&

   144   GetASCIIOrigin() const

   145   {

   146     return mASCIIOrigin;

   147   }

   149   bool

   150   FromIPC()

   151   {

   152     return !!mContentParent;

   153   }

   155   // nsWrapperCache

   156   virtual JSObject*

   157   WrapObject(JSContext* aCx) MOZ_OVERRIDE;

   159   // WebIDL

   160   nsPIDOMWindow*

   161   GetParentObject() const

   162   {

   163     return mWindow;

   164   }

   166   already_AddRefed<IDBOpenDBRequest>

   167   Open(const nsAString& aName, uint64_t aVersion, ErrorResult& aRv)

   168   {

   169     return Open(nullptr, aName, Optional<uint64_t>(aVersion),

   170                 Optional<mozilla::dom::StorageType>(), false, aRv);

   171   }

   173   already_AddRefed<IDBOpenDBRequest>

   174   Open(const nsAString& aName, const IDBOpenDBOptions& aOptions,

   175        ErrorResult& aRv);

   177   already_AddRefed<IDBOpenDBRequest>

   178   DeleteDatabase(const nsAString& aName, const IDBOpenDBOptions& aOptions,

   179                  ErrorResult& aRv);

   181   int16_t

   182   Cmp(JSContext* aCx, JS::Handle<JS::Value> aFirst,

   183       JS::Handle<JS::Value> aSecond, ErrorResult& aRv);

   185   already_AddRefed<IDBOpenDBRequest>

   186   OpenForPrincipal(nsIPrincipal* aPrincipal, const nsAString& aName,

   187                    uint64_t aVersion, ErrorResult& aRv);

   189   already_AddRefed<IDBOpenDBRequest>

   190   OpenForPrincipal(nsIPrincipal* aPrincipal, const nsAString& aName,

   191                    const IDBOpenDBOptions& aOptions, ErrorResult& aRv);

   193   already_AddRefed<IDBOpenDBRequest>

   194   DeleteForPrincipal(nsIPrincipal* aPrincipal, const nsAString& aName,

   195                      const IDBOpenDBOptions& aOptions, ErrorResult& aRv);

   197 private:

   198   IDBFactory();

   199   ~IDBFactory();

   201   already_AddRefed<IDBOpenDBRequest>

   202   Open(nsIPrincipal* aPrincipal, const nsAString& aName,

   203        const Optional<uint64_t>& aVersion,

   204        const Optional<mozilla::dom::StorageType>& aStorageType, bool aDelete,

   205        ErrorResult& aRv);

   207   nsCString mGroup;

   208   nsCString mASCIIOrigin;

   209   StoragePrivilege mPrivilege;

   210   PersistenceType mDefaultPersistenceType;

   212   // If this factory lives on a window then mWindow must be non-null. Otherwise

   213   // mOwningObject must be non-null.

   214   nsCOMPtr<nsPIDOMWindow> mWindow;

   215   JS::Heap<JSObject*> mOwningObject;

   217   IndexedDBChild* mActorChild;

   218   IndexedDBParent* mActorParent;

   220   mozilla::dom::ContentParent* mContentParent;

   222   bool mRootedOwningObject;

   223 };

   225 } // namespace indexedDB

   226 } // namespace dom

   227 } // namespace mozilla

   229 #endif // mozilla_dom_indexeddb_idbfactory_h__

The Tor Browser / file revision

dom/indexedDB/IDBFactory.h@6474c204b198

dom/indexedDB/IDBFactory.h