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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/peerconnection/adapters/ice_transport_host.h"
#include "base/task/single_thread_task_runner.h"
#include "third_party/blink/renderer/modules/peerconnection/adapters/ice_transport_adapter_impl.h"
#include "third_party/blink/renderer/modules/peerconnection/adapters/ice_transport_proxy.h"
#include "third_party/blink/renderer/modules/peerconnection/adapters/web_rtc_cross_thread_copier.h"
#include "third_party/blink/renderer/platform/scheduler/public/post_cross_thread_task.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_copier_base.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_functional.h"
namespace blink {
IceTransportHost::IceTransportHost(
scoped_refptr<base::SingleThreadTaskRunner> proxy_thread,
scoped_refptr<base::SingleThreadTaskRunner> host_thread,
base::WeakPtr<IceTransportProxy> proxy)
: proxy_thread_(std::move(proxy_thread)),
host_thread_(std::move(host_thread)),
proxy_(std::move(proxy)) {
DETACH_FROM_THREAD(thread_checker_);
DCHECK(proxy_thread_);
DCHECK(host_thread_);
DCHECK(proxy_);
}
IceTransportHost::~IceTransportHost() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
}
void IceTransportHost::Initialize(
std::unique_ptr<IceTransportAdapterCrossThreadFactory> adapter_factory) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
DCHECK(adapter_factory);
transport_ = adapter_factory->ConstructOnWorkerThread(this);
}
scoped_refptr<base::SingleThreadTaskRunner> IceTransportHost::proxy_thread()
const {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
return proxy_thread_;
}
scoped_refptr<base::SingleThreadTaskRunner> IceTransportHost::host_thread()
const {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
return host_thread_;
}
void IceTransportHost::OnGatheringStateChanged(
webrtc::IceGatheringState new_state) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
PostCrossThreadTask(
*proxy_thread_, FROM_HERE,
CrossThreadBindOnce(&IceTransportProxy::OnGatheringStateChanged, proxy_,
new_state));
}
void IceTransportHost::OnCandidateGathered(const webrtc::Candidate& candidate) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
PostCrossThreadTask(
*proxy_thread_, FROM_HERE,
CrossThreadBindOnce(&IceTransportProxy::OnCandidateGathered, proxy_,
candidate));
}
void IceTransportHost::OnStateChanged(webrtc::IceTransportState new_state) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
PostCrossThreadTask(*proxy_thread_, FROM_HERE,
CrossThreadBindOnce(&IceTransportProxy::OnStateChanged,
proxy_, new_state));
}
void IceTransportHost::OnSelectedCandidatePairChanged(
const std::pair<webrtc::Candidate, webrtc::Candidate>&
selected_candidate_pair) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
PostCrossThreadTask(
*proxy_thread_, FROM_HERE,
CrossThreadBindOnce(&IceTransportProxy::OnSelectedCandidatePairChanged,
proxy_, selected_candidate_pair));
}
} // namespace blink
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