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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_ipc_RandomAccessStreamUtils_h
#define mozilla_ipc_RandomAccessStreamUtils_h
template <class T>
class nsCOMPtr;
class nsIInterfaceRequestor;
class nsIRandomAccessStream;
namespace mozilla {
template <class T>
class Maybe;
template <typename T>
class MovingNotNull;
template <typename V, typename E>
class Result;
namespace ipc {
class RandomAccessStreamParams;
// Serialize an nsIRandomAccessStream to be sent over IPC infallibly.
RandomAccessStreamParams SerializeRandomAccessStream(
MovingNotNull<nsCOMPtr<nsIRandomAccessStream>> aStream,
nsIInterfaceRequestor* aCallbacks);
Maybe<RandomAccessStreamParams> SerializeRandomAccessStream(
nsCOMPtr<nsIRandomAccessStream> aStream, nsIInterfaceRequestor* aCallbacks);
// Deserialize an nsIRandomAccessStream received from an actor call. These
// methods work in both the child and parent.
Result<MovingNotNull<nsCOMPtr<nsIRandomAccessStream>>, bool>
DeserializeRandomAccessStream(RandomAccessStreamParams& aStreamParams);
Result<nsCOMPtr<nsIRandomAccessStream>, bool> DeserializeRandomAccessStream(
Maybe<RandomAccessStreamParams>& aStreamParams);
} // namespace ipc
} // namespace mozilla
#endif // mozilla_ipc_RandomAccessStreamUtils_h
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