mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-14 14:20:45 +01:00
e41c433502
Extract sigslot into separate target and move it to proper third_party directory. Bug: webrtc:8366 Change-Id: Id2e0712bd020bfad811947803c94553dce06d976 Reviewed-on: https://webrtc-review.googlesource.com/84141 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Niklas Enbom <niklas.enbom@webrtc.org> Commit-Queue: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/master@{#24099}
121 lines
4.7 KiB
C++
121 lines
4.7 KiB
C++
/*
|
|
* Copyright 2017 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#ifndef ORTC_RTPTRANSPORTADAPTER_H_
|
|
#define ORTC_RTPTRANSPORTADAPTER_H_
|
|
|
|
#include <memory>
|
|
#include <vector>
|
|
|
|
#include "api/rtcerror.h"
|
|
#include "media/base/streamparams.h"
|
|
#include "ortc/rtptransportcontrolleradapter.h"
|
|
#include "pc/channel.h"
|
|
#include "pc/rtptransportinternaladapter.h"
|
|
#include "pc/srtptransport.h"
|
|
#include "rtc_base/constructormagic.h"
|
|
#include "rtc_base/third_party/sigslot/sigslot.h"
|
|
|
|
namespace webrtc {
|
|
// This class is a wrapper over an RtpTransport or an SrtpTransport. The base
|
|
// class RtpTransportInternalAdapter keeps a raw pointer, |transport_|, of the
|
|
// transport object and implements both the public SrtpTransportInterface and
|
|
// RtpTransport internal interface by calling the |transport_| underneath.
|
|
//
|
|
// This adapter can be used as an unencrypted RTP transport or an SrtpTransport
|
|
// with RtpSenderAdapter, RtpReceiverAdapter, and RtpTransportControllerAdapter.
|
|
//
|
|
// TODO(deadbeef): When BaseChannel is split apart into separate
|
|
// "RtpTransport"/"RtpTransceiver"/"RtpSender"/"RtpReceiver" objects, this
|
|
// adapter object can be removed.
|
|
class RtpTransportAdapter : public RtpTransportInternalAdapter {
|
|
public:
|
|
// |rtp| can't be null. |rtcp| can if RTCP muxing is used immediately (meaning
|
|
// |rtcp_parameters.mux| is also true).
|
|
static RTCErrorOr<std::unique_ptr<RtpTransportInterface>> CreateProxied(
|
|
const RtpTransportParameters& rtcp_parameters,
|
|
PacketTransportInterface* rtp,
|
|
PacketTransportInterface* rtcp,
|
|
RtpTransportControllerAdapter* rtp_transport_controller);
|
|
|
|
static RTCErrorOr<std::unique_ptr<SrtpTransportInterface>> CreateSrtpProxied(
|
|
const RtpTransportParameters& rtcp_parameters,
|
|
PacketTransportInterface* rtp,
|
|
PacketTransportInterface* rtcp,
|
|
RtpTransportControllerAdapter* rtp_transport_controller);
|
|
|
|
~RtpTransportAdapter() override;
|
|
|
|
// RtpTransportInterface implementation.
|
|
PacketTransportInterface* GetRtpPacketTransport() const override {
|
|
return rtp_packet_transport_;
|
|
}
|
|
PacketTransportInterface* GetRtcpPacketTransport() const override {
|
|
return rtcp_packet_transport_;
|
|
}
|
|
RTCError SetParameters(const RtpTransportParameters& parameters) override;
|
|
RtpTransportParameters GetParameters() const override { return parameters_; }
|
|
|
|
// SRTP specific implementation.
|
|
RTCError SetSrtpSendKey(const cricket::CryptoParams& params) override;
|
|
RTCError SetSrtpReceiveKey(const cricket::CryptoParams& params) override;
|
|
|
|
// Methods used internally by OrtcFactory.
|
|
RtpTransportControllerAdapter* rtp_transport_controller() {
|
|
return rtp_transport_controller_;
|
|
}
|
|
void TakeOwnershipOfRtpTransportController(
|
|
std::unique_ptr<RtpTransportControllerInterface> controller);
|
|
|
|
// Used by RtpTransportControllerAdapter to tell when it should stop
|
|
// returning this transport from GetTransports().
|
|
sigslot::signal1<RtpTransportAdapter*> SignalDestroyed;
|
|
|
|
bool IsSrtpActive() const override { return transport_->IsSrtpActive(); }
|
|
|
|
protected:
|
|
RtpTransportAdapter* GetInternal() override { return this; }
|
|
|
|
private:
|
|
RtpTransportAdapter(const RtcpParameters& rtcp_params,
|
|
PacketTransportInterface* rtp,
|
|
PacketTransportInterface* rtcp,
|
|
RtpTransportControllerAdapter* rtp_transport_controller,
|
|
bool is_srtp_transport);
|
|
|
|
void OnReadyToSend(bool ready) { SignalReadyToSend(ready); }
|
|
|
|
void OnRtcpPacketReceived(rtc::CopyOnWriteBuffer* packet,
|
|
const rtc::PacketTime& time) {
|
|
SignalRtcpPacketReceived(packet, time);
|
|
}
|
|
|
|
void OnWritableState(bool writable) { SignalWritableState(writable); }
|
|
|
|
PacketTransportInterface* rtp_packet_transport_ = nullptr;
|
|
PacketTransportInterface* rtcp_packet_transport_ = nullptr;
|
|
RtpTransportControllerAdapter* const rtp_transport_controller_ = nullptr;
|
|
// Non-null if this class owns the transport controller.
|
|
std::unique_ptr<RtpTransportControllerInterface>
|
|
owned_rtp_transport_controller_;
|
|
RtpTransportParameters parameters_;
|
|
|
|
// Only one of them is non-null;
|
|
std::unique_ptr<RtpTransport> unencrypted_rtp_transport_;
|
|
std::unique_ptr<SrtpTransport> srtp_transport_;
|
|
|
|
rtc::Thread* network_thread_ = nullptr;
|
|
|
|
RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RtpTransportAdapter);
|
|
};
|
|
|
|
} // namespace webrtc
|
|
|
|
#endif // ORTC_RTPTRANSPORTADAPTER_H_
|