tor-browser

The Tor Browser
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PBackgroundIDBCursor.ipdl (1940B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
      3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 include protocol PBackgroundIDBTransaction;
      6 include protocol PBackgroundIDBVersionChangeTransaction;
      7 
      8 include PBackgroundIDBSharedTypes;
      9 
     10 include "mozilla/dom/indexedDB/SerializationHelpers.h";
     11 include "mozilla/dom/indexedDB/ActorsChild.h";
     12 
     13 using struct mozilla::void_t from "mozilla/ipc/IPCCore.h";
     14 
     15 using class mozilla::dom::indexedDB::Key
     16   from "mozilla/dom/indexedDB/Key.h";
     17 
     18 namespace mozilla {
     19 namespace dom {
     20 namespace indexedDB {
     21 
     22 struct ContinueParams
     23 {
     24   Key key;
     25 };
     26 
     27 struct ContinuePrimaryKeyParams
     28 {
     29   Key key;
     30   Key primaryKey;
     31 };
     32 
     33 struct AdvanceParams
     34 {
     35   uint32_t count;
     36 };
     37 
     38 union CursorRequestParams
     39 {
     40   ContinueParams;
     41   ContinuePrimaryKeyParams;
     42   AdvanceParams;
     43 };
     44 
     45 struct ObjectStoreCursorResponse
     46 {
     47   Key key;
     48   SerializedStructuredCloneReadInfo cloneInfo;
     49 };
     50 
     51 struct ObjectStoreKeyCursorResponse
     52 {
     53   Key key;
     54 };
     55 
     56 struct IndexCursorResponse
     57 {
     58   Key key;
     59   Key sortKey;
     60   Key objectKey;
     61   SerializedStructuredCloneReadInfo cloneInfo;
     62 };
     63 
     64 struct IndexKeyCursorResponse
     65 {
     66   Key key;
     67   Key sortKey;
     68   Key objectKey;
     69 };
     70 
     71 // TODO: All cursor responses must be arrays!
     72 union CursorResponse
     73 {
     74   void_t;
     75   nsresult;
     76   ObjectStoreCursorResponse[];
     77   ObjectStoreKeyCursorResponse[];
     78   IndexCursorResponse[];
     79   IndexKeyCursorResponse[];
     80 };
     81 
     82 [ChildImpl="indexedDB::BackgroundCursorChildBase", ParentImpl=virtual]
     83 protocol PBackgroundIDBCursor
     84 {
     85   manager PBackgroundIDBTransaction or PBackgroundIDBVersionChangeTransaction;
     86 
     87 parent:
     88   async DeleteMe();
     89 
     90   async Continue(int64_t requestId, CursorRequestParams params,
     91                  Key currentKey, Key currentObjectStoreKey);
     92 
     93 child:
     94   async __delete__();
     95 
     96   async Response(CursorResponse response);
     97 };
     98 
     99 } // namespace indexedDB
    100 } // namespace dom
    101 } // namespace mozilla