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// Copyright 2019 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 CAST_COMMON_PUBLIC_MESSAGE_PORT_H_
#define CAST_COMMON_PUBLIC_MESSAGE_PORT_H_
#include <string>
#include "platform/base/error.h"
namespace openscreen {
namespace cast {
// This interface is intended to provide an abstraction for communicating
// cast messages across a pipe with guaranteed delivery. This is used to
// decouple the cast streaming receiver and sender sessions from the
// network implementation.
class MessagePort {
public:
class Client {
public:
virtual void OnMessage(const std::string& source_sender_id,
const std::string& message_namespace,
const std::string& message) = 0;
virtual void OnError(Error error) = 0;
protected:
virtual ~Client() = default;
};
virtual ~MessagePort() = default;
virtual void SetClient(Client* client, std::string client_sender_id) = 0;
virtual void ResetClient() = 0;
virtual void PostMessage(const std::string& destination_sender_id,
const std::string& message_namespace,
const std::string& message) = 0;
};
} // namespace cast
} // namespace openscreen
#endif // CAST_COMMON_PUBLIC_MESSAGE_PORT_H_
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