tor-browser

The Tor Browser
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IPCTransferable.ipdlh (2296B)

      1 /* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
      2 /* vim: set sw=4 ts=8 et tw=80 ft=cpp : */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4  * License, v. 2.0. If a copy of the MPL was not distributed with this
      5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 include "mozilla/GfxMessageUtils.h";
      8 include "mozilla/dom/PermissionMessageUtils.h";
      9 
     10 include DOMTypes;
     11 include IPCBlob;
     12 include NeckoChannelParams;
     13 
     14 using mozilla::gfx::SurfaceFormat from "mozilla/gfx/Types.h";
     15 [RefCounted] using class nsIPrincipal from "nsIPrincipal.h";
     16 [RefCounted] using class nsIReferrerInfo from "nsIReferrerInfo.h";
     17 [MoveOnly] using class mozilla::ipc::BigBuffer from "mozilla/ipc/BigBuffer.h";
     18 
     19 namespace mozilla {
     20 namespace dom {
     21 
     22 struct IPCTransferableDataString
     23 {
     24   BigBuffer data;
     25 };
     26 
     27 struct IPCTransferableDataCString
     28 {
     29   BigBuffer data;
     30 };
     31 
     32 struct IPCTransferableDataInputStream
     33 {
     34   // NOTE: Editor currently relies on these input streams being synchronous, so
     35   // we can't safely serialize them using IPCStream (see bug 1778565). Instead,
     36   // they're serialized as a `BigBuffer`, and converted to a nsStringInputStream
     37   // on the receiving side. If we are able to use async streams reliably in the
     38   // future, we could consider switching the code which adds `nsIInputStream`s
     39   // to the transferable to use `BlobImpl` instead, for more consistency between
     40   // image formats.
     41   BigBuffer data;
     42 };
     43 
     44 struct IPCTransferableDataImageContainer
     45 {
     46   IPCImage image;
     47 };
     48 
     49 struct IPCTransferableDataBlob
     50 {
     51   IPCBlob blob;
     52 };
     53 
     54 union IPCTransferableDataType
     55 {
     56   IPCTransferableDataString;
     57   IPCTransferableDataCString;
     58   IPCTransferableDataInputStream;
     59   IPCTransferableDataImageContainer;
     60   IPCTransferableDataBlob;
     61 };
     62 
     63 struct IPCTransferableDataItem
     64 {
     65   nsCString flavor;
     66   IPCTransferableDataType data;
     67 };
     68 
     69 struct IPCTransferableData
     70 {
     71   IPCTransferableDataItem[] items;
     72 };
     73 
     74 union IPCTransferableDataOrError {
     75     IPCTransferableData;
     76     nsresult;
     77 };
     78 
     79 struct IPCTransferable
     80 {
     81   IPCTransferableData data;
     82   bool isPrivateData;
     83   nullable nsIPrincipal dataPrincipal;
     84   CookieJarSettingsArgs? cookieJarSettings;
     85   nsContentPolicyType contentPolicyType;
     86   nullable nsIReferrerInfo referrerInfo;
     87 };
     88 
     89 } // namespace dom
     90 } // namespace mozilla