87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
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/*
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* Copyright 2016 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/p2p/quic/quicconnectionhelper.h"
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namespace cricket {
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QuicAlarm* QuicConnectionHelper::CreateAlarm(
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net::QuicAlarm::Delegate* delegate) {
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return new QuicAlarm(GetClock(), thread_,
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net::QuicArenaScopedPtr<QuicAlarm::Delegate>(delegate));
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}
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net::QuicArenaScopedPtr<net::QuicAlarm> QuicConnectionHelper::CreateAlarm(
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net::QuicArenaScopedPtr<QuicAlarm::Delegate> delegate,
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net::QuicConnectionArena* arena) {
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return net::QuicArenaScopedPtr<QuicAlarm>(
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new QuicAlarm(GetClock(), thread_, std::move(delegate)));
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}
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QuicAlarm::QuicAlarm(const net::QuicClock* clock,
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rtc::Thread* thread,
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net::QuicArenaScopedPtr<net::QuicAlarm::Delegate> delegate)
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: net::QuicAlarm(std::move(delegate)), clock_(clock), thread_(thread) {}
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QuicAlarm::~QuicAlarm() {}
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void QuicAlarm::OnMessage(rtc::Message* msg) {
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// The alarm may have been cancelled.
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if (!deadline().IsInitialized()) {
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return;
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}
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// The alarm may have been re-set to a later time.
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if (clock_->Now() < deadline()) {
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SetImpl();
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return;
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}
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Fire();
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}
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int64_t QuicAlarm::GetDelay() const {
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return deadline().Subtract(clock_->Now()).ToMilliseconds();
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}
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void QuicAlarm::SetImpl() {
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DCHECK(deadline().IsInitialized());
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CancelImpl(); // Unregister if already posted.
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int64_t delay_ms = GetDelay();
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if (delay_ms < 0) {
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delay_ms = 0;
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}
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thread_->PostDelayed(RTC_FROM_HERE, delay_ms, this);
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}
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void QuicAlarm::CancelImpl() {
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thread_->Clear(this);
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}
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QuicConnectionHelper::QuicConnectionHelper(rtc::Thread* thread)
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: thread_(thread) {}
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QuicConnectionHelper::~QuicConnectionHelper() {}
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const net::QuicClock* QuicConnectionHelper::GetClock() const {
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return &clock_;
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}
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net::QuicRandom* QuicConnectionHelper::GetRandomGenerator() {
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return net::QuicRandom::GetInstance();
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}
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net::QuicBufferAllocator* QuicConnectionHelper::GetBufferAllocator() {
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return &buffer_allocator_;
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}
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} // namespace cricket
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