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// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBTRANSPORT_RECEIVE_STREAM_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBTRANSPORT_RECEIVE_STREAM_H_
#include <stdint.h>
#include "mojo/public/cpp/system/data_pipe.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/modules/webtransport/incoming_stream.h"
#include "third_party/blink/renderer/modules/webtransport/web_transport_stream.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
namespace blink {
class ScriptState;
class QuicTransport;
// Implementation of ReceiveStream from the standard:
// https://wicg.github.io/web-transport/#receive-stream.
class MODULES_EXPORT ReceiveStream final : public ScriptWrappable,
public WebTransportStream {
DEFINE_WRAPPERTYPEINFO();
USING_GARBAGE_COLLECTED_MIXIN(ReceiveStream);
public:
// ReceiveStream doesn't have a JavaScript constructor. It is only
// constructed from C++.
explicit ReceiveStream(ScriptState*,
QuicTransport*,
uint32_t stream_id,
mojo::ScopedDataPipeConsumerHandle);
void Init() { incoming_stream_->Init(); }
// Implementation of receive_stream.idl. As noted in the IDL file, these
// properties are implemented on IncomingStream in the standard.
ReadableStream* readable() const { return incoming_stream_->Readable(); }
ScriptPromise readingAborted() const {
return incoming_stream_->ReadingAborted();
}
void abortReading(StreamAbortInfo* info) {
incoming_stream_->AbortReading(info);
}
// Implementation of WebTransportStream.
void OnIncomingStreamClosed(bool fin_received) override;
void Reset() override;
void ContextDestroyed() override;
void Trace(Visitor*) override;
private:
void OnAbort();
const Member<IncomingStream> incoming_stream_;
const Member<QuicTransport> quic_transport_;
const uint32_t stream_id_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBTRANSPORT_RECEIVE_STREAM_H_
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