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// Copyright 2014 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 MEDIA_CAST_TEST_LOOPBACK_TRANSPORT_H_
#define MEDIA_CAST_TEST_LOOPBACK_TRANSPORT_H_
#include <stdint.h>
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "media/cast/cast_environment.h"
#include "media/cast/net/cast_transport_config.h"
namespace base {
class SingleThreadTaskRunner;
class TickClock;
} // namespace base
namespace media {
namespace cast {
namespace test {
class PacketPipe;
} // namespace test
// Class that sends the packet to a receiver through a stack of PacketPipes.
class LoopBackTransport : public PacketSender {
public:
explicit LoopBackTransport(
scoped_refptr<CastEnvironment> cast_environment);
~LoopBackTransport() final;
bool SendPacket(PacketRef packet, const base::Closure& cb) final;
int64_t GetBytesSent() final;
// Initiailize this loopback transport.
// Establish a flow of packets from |pipe| to |packet_receiver|.
//
// The data flow looks like:
// SendPacket() -> |pipe| -> Fake loopback pipe -> |packet_receiver|.
//
// If |pipe| is NULL then the data flow looks like:
// SendPacket() -> Fake loopback pipe -> |packet_receiver|.
void Initialize(
scoped_ptr<test::PacketPipe> pipe,
const PacketReceiverCallback& packet_receiver,
const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
base::TickClock* clock);
private:
const scoped_refptr<CastEnvironment> cast_environment_;
scoped_ptr<test::PacketPipe> packet_pipe_;
int64_t bytes_sent_;
DISALLOW_COPY_AND_ASSIGN(LoopBackTransport);
};
} // namespace cast
} // namespace media
#endif // MEDIA_CAST_TEST_LOOPBACK_TRANSPORT_H_
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