gecko-dev/dom/filehandle/PBackgroundFileHandle.ipdl

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/* 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 PBackgroundFileRequest;
include protocol PBackgroundMutableFile;
include protocol PChildToParentStream; // FIXME: bug 792908
include protocol PFileDescriptorSet; // FIXME: bug 792908
include protocol PIPCBlobInputStream; // FIXME: bug 792908
include protocol PParentToChildStream; // FIXME: bug 792908
include IPCBlob;
namespace mozilla {
namespace dom {
struct FileRequestGetMetadataParams
{
bool size;
bool lastModified;
};
struct FileRequestReadParams
{
uint64_t offset;
uint64_t size;
};
struct FileRequestStringData
{
nsCString string;
};
struct FileRequestBlobData
{
IPCBlob blob;
};
union FileRequestData
{
FileRequestStringData;
FileRequestBlobData;
};
struct FileRequestWriteParams
{
uint64_t offset;
FileRequestData data;
uint64_t dataLength;
};
struct FileRequestTruncateParams
{
uint64_t offset;
};
struct FileRequestFlushParams
{
};
struct FileRequestGetFileParams
{
};
union FileRequestParams
{
FileRequestGetMetadataParams;
FileRequestReadParams;
FileRequestWriteParams;
FileRequestTruncateParams;
FileRequestFlushParams;
FileRequestGetFileParams;
};
protocol PBackgroundFileHandle
{
manager PBackgroundMutableFile;
manages PBackgroundFileRequest;
parent:
async DeleteMe();
async Finish();
async Abort();
async PBackgroundFileRequest(FileRequestParams params);
child:
async __delete__();
async Complete(bool aborted);
};
} // namespace dom
} // namespace mozilla