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777bf8b996
MozReview-Commit-ID: 1HMF93mLa7r --HG-- rename : media/mtransport/transportlayersrtp.cpp => media/webrtc/signaling/src/mediapipeline/TransportLayerPacketDumper.cpp rename : media/mtransport/transportlayersrtp.h => media/webrtc/signaling/src/mediapipeline/TransportLayerPacketDumper.h extra : rebase_source : 062814836325b69da17e8f592774f006e29905ad
134 lines
3.5 KiB
C++
134 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Original author: ekr@rtfm.com
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#include "logging.h"
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#include "nspr.h"
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#include "prlock.h"
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#include "nsNetCID.h"
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#include "nsIComponentManager.h"
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#include "nsComponentManagerUtils.h"
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#include "nsIComponentRegistrar.h"
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#include "nsIEventTarget.h"
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#include "nsIIOService.h"
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#include "nsIServiceManager.h"
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#include "nsISocketTransportService.h"
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#include "nsServiceManagerUtils.h"
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#include "nsString.h"
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#include "transportflow.h"
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#include "transportlayerloopback.h"
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namespace mozilla {
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MOZ_MTLOG_MODULE("mtransport")
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nsresult TransportLayerLoopback::Init() {
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nsresult rv;
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target_ = do_GetService(NS_SOCKETTRANSPORTSERVICE_CONTRACTID, &rv);
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MOZ_ASSERT(NS_SUCCEEDED(rv));
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if (!NS_SUCCEEDED(rv))
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return rv;
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timer_ = NS_NewTimer(target_);
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MOZ_ASSERT(timer_);
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if (!timer_)
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return NS_ERROR_FAILURE;
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packets_lock_ = PR_NewLock();
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MOZ_ASSERT(packets_lock_);
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if (!packets_lock_)
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return NS_ERROR_FAILURE;
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deliverer_ = new Deliverer(this);
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timer_->InitWithCallback(deliverer_, 100, nsITimer::TYPE_REPEATING_SLACK);
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return NS_OK;
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}
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// Connect to the other side
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void TransportLayerLoopback::Connect(TransportLayerLoopback* peer) {
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peer_ = peer;
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TL_SET_STATE(TS_OPEN);
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}
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TransportResult
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TransportLayerLoopback::SendPacket(MediaPacket& packet) {
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MOZ_MTLOG(ML_DEBUG, LAYER_INFO << "SendPacket(" << packet.len() << ")");
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if (!peer_) {
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MOZ_MTLOG(ML_ERROR, "Discarding packet because peer not attached");
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return TE_ERROR;
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}
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size_t len = packet.len();
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nsresult res = peer_->QueuePacket(packet);
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if (!NS_SUCCEEDED(res))
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return TE_ERROR;
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return static_cast<TransportResult>(len);
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}
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nsresult TransportLayerLoopback::QueuePacket(MediaPacket& packet) {
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MOZ_ASSERT(packets_lock_);
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PR_Lock(packets_lock_);
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if (combinePackets_ && !packets_.empty()) {
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MediaPacket *prevPacket = packets_.front();
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MOZ_MTLOG(ML_DEBUG, LAYER_INFO << " Enqueuing combined packets of length " << prevPacket->len() << " and " << packet.len());
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auto combined = MakeUnique<uint8_t[]>(prevPacket->len() + packet.len());
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memcpy(combined.get(), prevPacket->data(), prevPacket->len());
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memcpy(combined.get() + prevPacket->len(), packet.data(), packet.len());
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prevPacket->Take(std::move(combined), prevPacket->len() + packet.len());
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} else {
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MOZ_MTLOG(ML_DEBUG, LAYER_INFO << " Enqueuing packet of length " << packet.len());
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packets_.push(new MediaPacket(std::move(packet)));
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}
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PRStatus r = PR_Unlock(packets_lock_);
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MOZ_ASSERT(r == PR_SUCCESS);
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if (r != PR_SUCCESS)
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return NS_ERROR_FAILURE;
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return NS_OK;
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}
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void TransportLayerLoopback::DeliverPackets() {
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while (!packets_.empty()) {
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UniquePtr<MediaPacket> packet(packets_.front());
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packets_.pop();
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MOZ_MTLOG(ML_DEBUG, LAYER_INFO << " Delivering packet of length " <<
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packet->len());
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SignalPacketReceived(this, *packet);
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}
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}
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NS_IMPL_ISUPPORTS(TransportLayerLoopback::Deliverer, nsITimerCallback, nsINamed)
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NS_IMETHODIMP TransportLayerLoopback::Deliverer::Notify(nsITimer *timer) {
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if (!layer_)
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return NS_OK;
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layer_->DeliverPackets();
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return NS_OK;
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}
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NS_IMETHODIMP TransportLayerLoopback::Deliverer::GetName(nsACString& aName) {
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aName.AssignLiteral("TransportLayerLoopback::Deliverer");
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return NS_OK;
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}
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} // close namespace
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