зеркало из https://github.com/mozilla/gecko-dev.git
151 строка
4.7 KiB
C++
151 строка
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
// Original author: ekr@rtfm.com
|
|
|
|
// Some of this code is cut-and-pasted from nICEr. Copyright is:
|
|
|
|
/*
|
|
Copyright (c) 2007, Adobe Systems, Incorporated
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are
|
|
met:
|
|
|
|
* Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
* Neither the name of Adobe Systems, Network Resonance nor the names of its
|
|
contributors may be used to endorse or promote products derived from
|
|
this software without specific prior written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "nsCOMPtr.h"
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsError.h"
|
|
#include "nsIEventTarget.h"
|
|
#include "nsNetCID.h"
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsServiceManagerUtils.h"
|
|
|
|
// nICEr includes
|
|
extern "C" {
|
|
#include "nr_api.h"
|
|
#include "registry.h"
|
|
#include "async_timer.h"
|
|
#include "ice_util.h"
|
|
#include "transport_addr.h"
|
|
#include "nr_crypto.h"
|
|
#include "nr_socket.h"
|
|
#include "nr_socket_local.h"
|
|
#include "stun_client_ctx.h"
|
|
#include "stun_server_ctx.h"
|
|
#include "ice_ctx.h"
|
|
#include "ice_candidate.h"
|
|
#include "ice_handler.h"
|
|
}
|
|
|
|
// Local includes
|
|
#include "logging.h"
|
|
#include "nricectx.h"
|
|
#include "nricemediastream.h"
|
|
#include "transportflow.h"
|
|
#include "transportlayerice.h"
|
|
|
|
namespace mozilla {
|
|
|
|
#ifdef ERROR
|
|
#undef ERROR
|
|
#endif
|
|
|
|
MOZ_MTLOG_MODULE("mtransport")
|
|
|
|
TransportLayerIce::TransportLayerIce(const std::string& name,
|
|
RefPtr<NrIceCtx> ctx, RefPtr<NrIceMediaStream> stream,
|
|
int component)
|
|
: name_(name), ctx_(ctx), stream_(stream), component_(component) {
|
|
target_ = ctx->thread();
|
|
|
|
stream_->SignalReady.connect(this, &TransportLayerIce::IceReady);
|
|
stream_->SignalFailed.connect(this, &TransportLayerIce::IceFailed);
|
|
stream_->SignalPacketReceived.connect(this,
|
|
&TransportLayerIce::IcePacketReceived);
|
|
if (stream_->state() == NrIceMediaStream::ICE_OPEN) {
|
|
TL_SET_STATE(TS_OPEN);
|
|
}
|
|
}
|
|
|
|
TransportLayerIce::~TransportLayerIce() {
|
|
// No need to do anything here, since we use smart pointers
|
|
}
|
|
|
|
TransportResult TransportLayerIce::SendPacket(const unsigned char *data,
|
|
size_t len) {
|
|
CheckThread();
|
|
nsresult res = stream_->SendPacket(component_, data, len);
|
|
|
|
if (!NS_SUCCEEDED(res)) {
|
|
return (res == NS_BASE_STREAM_WOULD_BLOCK) ?
|
|
TE_WOULDBLOCK : TE_ERROR;
|
|
}
|
|
|
|
MOZ_MTLOG(ML_DEBUG, LAYER_INFO << " SendPacket(" << len << ") succeeded");
|
|
|
|
return len;
|
|
}
|
|
|
|
|
|
void TransportLayerIce::IceCandidate(NrIceMediaStream *stream,
|
|
const std::string&) {
|
|
// NO-OP for now
|
|
}
|
|
|
|
void TransportLayerIce::IceReady(NrIceMediaStream *stream) {
|
|
CheckThread();
|
|
TL_SET_STATE(TS_OPEN);
|
|
}
|
|
|
|
void TransportLayerIce::IceFailed(NrIceMediaStream *stream) {
|
|
CheckThread();
|
|
TL_SET_STATE(TS_ERROR);
|
|
}
|
|
|
|
void TransportLayerIce::IcePacketReceived(NrIceMediaStream *stream, int component,
|
|
const unsigned char *data, int len) {
|
|
CheckThread();
|
|
// We get packets for both components, so ignore the ones that aren't
|
|
// for us.
|
|
if (component_ != component)
|
|
return;
|
|
|
|
MOZ_MTLOG(ML_DEBUG, LAYER_INFO << "PacketReceived(" << stream->name() << ","
|
|
<< component << "," << len << ")");
|
|
SignalPacketReceived(this, data, len);
|
|
}
|
|
|
|
} // close namespace
|