gecko/dom/indexedDB/ipc/PIndexedDBIndex.ipdl

/* 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/. */

include protocol PIndexedDBCursor;
include protocol PIndexedDBObjectStore;
include protocol PIndexedDBRequest;

include "mozilla/dom/indexedDB/SerializationHelpers.h";

using mozilla::dom::indexedDB::Key;
using mozilla::dom::indexedDB::IDBCursor::Direction;
using mozilla::dom::indexedDB::SerializedStructuredCloneReadInfo;

using mozilla::void_t;

namespace mozilla {
namespace dom {
namespace indexedDB {

namespace ipc {

namespace FIXME_Bug_521898_index {

struct KeyRange
{
  Key lower;
  Key upper;
  bool lowerOpen;
  bool upperOpen;
  bool isOnly;
};

union OptionalKeyRange
{
  KeyRange;
  void_t;
};

struct GetParams
{
  KeyRange keyRange;
};

struct GetAllParams
{
  OptionalKeyRange optionalKeyRange;
  uint32_t limit;
};

struct CountParams
{
  OptionalKeyRange optionalKeyRange;
};

struct OpenCursorParams
{
  OptionalKeyRange optionalKeyRange;
  Direction direction;
};

} // namespace FIXME_Bug_521898_index

struct GetKeyParams
{
  KeyRange keyRange;
};

struct GetAllKeysParams
{
  OptionalKeyRange optionalKeyRange;
  uint32_t limit;
};

struct OpenKeyCursorParams
{
  OptionalKeyRange optionalKeyRange;
  Direction direction;
};

union IndexRequestParams
{
  GetParams;
  GetKeyParams;
  GetAllParams;
  GetAllKeysParams;
  CountParams;
  OpenCursorParams;
  OpenKeyCursorParams;
};

union OptionalStructuredCloneReadInfo
{
  SerializedStructuredCloneReadInfo;
  void_t;
};

struct IndexCursorConstructorParams
{
  PIndexedDBRequest request;
  Direction direction;
  Key key;
  Key objectKey;
  OptionalStructuredCloneReadInfo optionalCloneInfo;
};

} // namespace ipc

protocol PIndexedDBIndex
{
  manager PIndexedDBObjectStore;

  manages PIndexedDBCursor;
  manages PIndexedDBRequest;

parent:
  __delete__();

  PIndexedDBRequest(IndexRequestParams params);

child:
  PIndexedDBCursor(IndexCursorConstructorParams params);
};

} // namespace indexedDB
} // namespace dom
} // namespace mozilla