gecko-dev/dom/indexedDB/PBackgroundIDBSharedTypes.ipdlh

/* 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 PBackgroundIDBDatabaseFile;
include protocol PBackgroundMutableFile;
include protocol PChildToParentStream; // FIXME: bug 792908
include protocol PFileDescriptorSet; // FIXME: bug 792908
include protocol PParentToChildStream; // FIXME: bug 792908
include protocol PRemoteLazyInputStream; // FIXME: bug 792908

include DOMTypes;
include IPCBlob;
include ProtocolTypes;

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

using struct mozilla::null_t
  from "ipc/IPCMessageUtils.h";

using struct mozilla::void_t
  from "ipc/IPCMessageUtils.h";

using mozilla::dom::IDBCursor::Direction
  from "mozilla/dom/IDBCursor.h";

using mozilla::dom::indexedDB::StructuredCloneFileBase::FileType
  from "mozilla/dom/IndexedDatabase.h";

using class mozilla::dom::indexedDB::Key
  from "mozilla/dom/indexedDB/Key.h";

using class mozilla::dom::indexedDB::KeyPath
  from "mozilla/dom/indexedDB/KeyPath.h";

using mozilla::dom::quota::PersistenceType
  from "mozilla/dom/quota/PersistenceType.h";

using moveonly mozilla::SerializedStructuredCloneBuffer
  from "ipc/IPCMessageUtils.h";

namespace mozilla {
namespace dom {
namespace indexedDB {

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

union BlobOrMutableFile
{
  null_t;
  IPCBlob;
  PBackgroundMutableFile;
};

struct SerializedStructuredCloneFile
{
  BlobOrMutableFile file;
  FileType type;
};

struct SerializedStructuredCloneReadInfo
{
  SerializedStructuredCloneBuffer data;
  SerializedStructuredCloneFile[] files;
  bool hasPreprocessInfo;
};

struct SerializedStructuredCloneWriteInfo
{
  SerializedStructuredCloneBuffer data;
  uint64_t offsetToKeyProp;
};

struct IndexUpdateInfo
{
  int64_t indexId;
  Key value;
  Key localizedValue;
};

struct DatabaseMetadata
{
  nsString name;
  uint64_t version;
  PersistenceType persistenceType;
};

struct ObjectStoreMetadata
{
  int64_t id;
  nsString name;
  KeyPath keyPath;
  bool autoIncrement;
};

struct IndexMetadata
{
  int64_t id;
  nsString name;
  KeyPath keyPath;
  nsCString locale;
  bool unique;
  bool multiEntry;
  bool autoLocale;
};

struct DatabaseSpec
{
  DatabaseMetadata metadata;
  ObjectStoreSpec[] objectStores;
};

struct ObjectStoreSpec
{
  ObjectStoreMetadata metadata;
  IndexMetadata[] indexes;
};

struct CommonOpenCursorParams
{
  int64_t objectStoreId;
  SerializedKeyRange? optionalKeyRange;
  Direction direction;
};

struct ObjectStoreOpenCursorParams
{
  CommonOpenCursorParams commonParams;
};

struct ObjectStoreOpenKeyCursorParams
{
  CommonOpenCursorParams commonParams;
};

struct CommonIndexOpenCursorParams
{
  CommonOpenCursorParams commonParams;
  int64_t indexId;
};

struct IndexOpenCursorParams
{
  CommonIndexOpenCursorParams commonIndexParams;
};

struct IndexOpenKeyCursorParams
{
  CommonIndexOpenCursorParams commonIndexParams;
};

// TODO: Actually, using a union here is not very nice, unless IPDL supported
// struct inheritance. Alternatively, if IPDL supported enums, we could merge
// the subtypes into one. Using a plain integer for discriminating the
// subtypes would be too error-prone.
union OpenCursorParams
{
  ObjectStoreOpenCursorParams;
  ObjectStoreOpenKeyCursorParams;
  IndexOpenCursorParams;
  IndexOpenKeyCursorParams;
};

union DatabaseOrMutableFile
{
  PBackgroundIDBDatabaseFile;
  PBackgroundMutableFile;
};

struct FileAddInfo
{
  DatabaseOrMutableFile file;
  FileType type;
};

struct ObjectStoreAddPutParams
{
  int64_t objectStoreId;
  SerializedStructuredCloneWriteInfo cloneInfo;
  Key key;
  IndexUpdateInfo[] indexUpdateInfos;
  FileAddInfo[] fileAddInfos;
};

struct ObjectStoreAddParams
{
  ObjectStoreAddPutParams commonParams;
};

struct ObjectStorePutParams
{
  ObjectStoreAddPutParams commonParams;
};

struct ObjectStoreGetParams
{
  int64_t objectStoreId;
  SerializedKeyRange keyRange;
};

struct ObjectStoreGetKeyParams
{
  int64_t objectStoreId;
  SerializedKeyRange keyRange;
};

struct ObjectStoreGetAllParams
{
  int64_t objectStoreId;
  SerializedKeyRange? optionalKeyRange;
  uint32_t limit;
};

struct ObjectStoreGetAllKeysParams
{
  int64_t objectStoreId;
  SerializedKeyRange? optionalKeyRange;
  uint32_t limit;
};

struct ObjectStoreDeleteParams
{
  int64_t objectStoreId;
  SerializedKeyRange keyRange;
};

struct ObjectStoreClearParams
{
  int64_t objectStoreId;
};

struct ObjectStoreCountParams
{
  int64_t objectStoreId;
  SerializedKeyRange? optionalKeyRange;
};

struct IndexGetParams
{
  int64_t objectStoreId;
  int64_t indexId;
  SerializedKeyRange keyRange;
};

struct IndexGetKeyParams
{
  int64_t objectStoreId;
  int64_t indexId;
  SerializedKeyRange keyRange;
};

struct IndexGetAllParams
{
  int64_t objectStoreId;
  int64_t indexId;
  SerializedKeyRange? optionalKeyRange;
  uint32_t limit;
};

struct IndexGetAllKeysParams
{
  int64_t objectStoreId;
  int64_t indexId;
  SerializedKeyRange? optionalKeyRange;
  uint32_t limit;
};

struct IndexCountParams
{
  int64_t objectStoreId;
  int64_t indexId;
  SerializedKeyRange? optionalKeyRange;
};

union RequestParams
{
  ObjectStoreAddParams;
  ObjectStorePutParams;
  ObjectStoreGetParams;
  ObjectStoreGetKeyParams;
  ObjectStoreGetAllParams;
  ObjectStoreGetAllKeysParams;
  ObjectStoreDeleteParams;
  ObjectStoreClearParams;
  ObjectStoreCountParams;
  IndexGetParams;
  IndexGetKeyParams;
  IndexGetAllParams;
  IndexGetAllKeysParams;
  IndexCountParams;
};

struct LoggingInfo
{
  nsID backgroundChildLoggingId;
  int64_t nextTransactionSerialNumber;
  int64_t nextVersionChangeTransactionSerialNumber;
  uint64_t nextRequestSerialNumber;
};

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