gecko-dev/dom/ipc/IPCTransferable.ipdlh

91 lines
2.2 KiB
C++

/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
/* vim: set sw=4 ts=8 et tw=80 ft=cpp : */
/* 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 "mozilla/GfxMessageUtils.h";
include "mozilla/dom/PermissionMessageUtils.h";
include DOMTypes;
include IPCBlob;
include NeckoChannelParams;
using mozilla::gfx::SurfaceFormat from "mozilla/gfx/Types.h";
[RefCounted] using class nsIPrincipal from "nsIPrincipal.h";
[RefCounted] using class nsIReferrerInfo from "nsIReferrerInfo.h";
[MoveOnly] using class mozilla::ipc::BigBuffer from "mozilla/ipc/BigBuffer.h";
namespace mozilla {
namespace dom {
struct IPCTransferableDataString
{
BigBuffer data;
};
struct IPCTransferableDataCString
{
BigBuffer data;
};
struct IPCTransferableDataInputStream
{
// NOTE: Editor currently relies on these input streams being synchronous, so
// we can't safely serialize them using IPCStream (see bug 1778565). Instead,
// they're serialized as a `BigBuffer`, and converted to a nsStringInputStream
// on the receiving side. If we are able to use async streams reliably in the
// future, we could consider switching the code which adds `nsIInputStream`s
// to the transferable to use `BlobImpl` instead, for more consistency between
// image formats.
BigBuffer data;
};
struct IPCTransferableDataImageContainer
{
IPCImage image;
};
struct IPCTransferableDataBlob
{
IPCBlob blob;
};
union IPCTransferableDataType
{
IPCTransferableDataString;
IPCTransferableDataCString;
IPCTransferableDataInputStream;
IPCTransferableDataImageContainer;
IPCTransferableDataBlob;
};
struct IPCTransferableDataItem
{
nsCString flavor;
IPCTransferableDataType data;
};
struct IPCTransferableData
{
IPCTransferableDataItem[] items;
};
union IPCTransferableDataOrError {
IPCTransferableData;
nsresult;
};
struct IPCTransferable
{
IPCTransferableData data;
bool isPrivateData;
nullable nsIPrincipal dataPrincipal;
CookieJarSettingsArgs? cookieJarSettings;
nsContentPolicyType contentPolicyType;
nullable nsIReferrerInfo referrerInfo;
};
} // namespace dom
} // namespace mozilla