ESP-IDF
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Outline
#include "router.hpp"
#include "instance/instance.hpp"
ot
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/openthread/openthread/src/core/thread/router.cpp
 
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/* * Copyright (c) 2016-2017, The OpenThread Authors. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * 3. Neither the name of the copyright holder 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 HOLDER 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. *//* ... */ /** * @file * This file includes definitions for Thread `Router` and `Parent`. *//* ... */ #include "router.hpp" #include "instance/instance.hpp" namespace ot { void Router::Info::SetFrom(const Router &aRouter) { Clear(); mRloc16 = aRouter.GetRloc16(); mRouterId = Mle::RouterIdFromRloc16(mRloc16); mExtAddress = aRouter.GetExtAddress(); mAllocated = true; mNextHop = aRouter.GetNextHop(); mLinkEstablished = aRouter.IsStateValid(); mPathCost = aRouter.GetCost(); mLinkQualityIn = aRouter.GetLinkQualityIn(); mLinkQualityOut = aRouter.GetLinkQualityOut(); mAge = static_cast<uint8_t>(Time::MsecToSec(TimerMilli::GetNow() - aRouter.GetLastHeard())); mVersion = ClampToUint8(aRouter.GetVersion()); }{ ... } void Router::Info::SetFrom(const Parent &aParent) { SetFrom(static_cast<const Router &>(aParent)); #if OPENTHREAD_CONFIG_MAC_CSL_RECEIVER_ENABLE mCslClockAccuracy = aParent.GetCslAccuracy().GetClockAccuracy(); mCslUncertainty = aParent.GetCslAccuracy().GetUncertainty();/* ... */ #endif }{ ... } void Router::Clear(void) { Instance &instance = GetInstance(); ClearAllBytes(*this); Init(instance); }{ ... } LinkQuality Router::GetTwoWayLinkQuality(void) const { return Min(GetLinkQualityIn(), GetLinkQualityOut()); } void Router::SetFrom(const Parent &aParent) { // We use an intermediate pointer to copy `aParent` to silence // code checkers warning about object slicing (assigning a // sub-class to base class instance). const Router *parentAsRouter = &aParent; *this = *parentAsRouter; }{ ... } void Parent::Clear(void) { Instance &instance = GetInstance(); ClearAllBytes(*this); Init(instance); }{ ... } bool Router::SetNextHopAndCost(uint8_t aNextHop, uint8_t aCost) { bool changed = false; if (mNextHop != aNextHop) { mNextHop = aNextHop; changed = true; }{...} if (mCost != aCost) { mCost = aCost; changed = true; }{...} return changed; }{ ... } bool Router::SetNextHopToInvalid(void) { return SetNextHopAndCost(Mle::kInvalidRouterId, 0); } }{...} // namespace ot
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