| /* |
| * Copyright (c) 2016, 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 implements the Announce Begin Server. |
| */ |
| |
| #include "announce_begin_server.hpp" |
| |
| #include <openthread/platform/radio.h> |
| |
| #include "coap/coap_message.hpp" |
| #include "common/code_utils.hpp" |
| #include "common/debug.hpp" |
| #include "common/instance.hpp" |
| #include "common/locator-getters.hpp" |
| #include "common/logging.hpp" |
| #include "meshcop/meshcop_tlvs.hpp" |
| #include "thread/thread_netif.hpp" |
| #include "thread/thread_uri_paths.hpp" |
| |
| namespace ot { |
| |
| AnnounceBeginServer::AnnounceBeginServer(Instance &aInstance) |
| : AnnounceSenderBase(aInstance, &AnnounceBeginServer::HandleTimer) |
| , mAnnounceBegin(OT_URI_PATH_ANNOUNCE_BEGIN, &AnnounceBeginServer::HandleRequest, this) |
| { |
| Get<Coap::Coap>().AddResource(mAnnounceBegin); |
| } |
| |
| otError AnnounceBeginServer::SendAnnounce(uint32_t aChannelMask) |
| { |
| return SendAnnounce(aChannelMask, kDefaultCount, kDefaultPeriod); |
| } |
| |
| otError AnnounceBeginServer::SendAnnounce(uint32_t aChannelMask, uint8_t aCount, uint16_t aPeriod) |
| { |
| return AnnounceSenderBase::SendAnnounce(Mac::ChannelMask(aChannelMask), aCount, aPeriod, kDefaultJitter); |
| } |
| |
| void AnnounceBeginServer::HandleRequest(void *aContext, otMessage *aMessage, const otMessageInfo *aMessageInfo) |
| { |
| static_cast<AnnounceBeginServer *>(aContext)->HandleRequest(*static_cast<Coap::Message *>(aMessage), |
| *static_cast<const Ip6::MessageInfo *>(aMessageInfo)); |
| } |
| |
| void AnnounceBeginServer::HandleRequest(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo) |
| { |
| uint32_t mask; |
| MeshCoP::CountTlv count; |
| MeshCoP::PeriodTlv period; |
| Ip6::MessageInfo responseInfo(aMessageInfo); |
| |
| VerifyOrExit(aMessage.GetCode() == OT_COAP_CODE_POST); |
| VerifyOrExit((mask = MeshCoP::ChannelMaskTlv::GetChannelMask(aMessage)) != 0); |
| |
| SuccessOrExit(MeshCoP::Tlv::GetTlv(aMessage, MeshCoP::Tlv::kCount, sizeof(count), count)); |
| VerifyOrExit(count.IsValid()); |
| |
| SuccessOrExit(MeshCoP::Tlv::GetTlv(aMessage, MeshCoP::Tlv::kPeriod, sizeof(period), period)); |
| VerifyOrExit(period.IsValid()); |
| |
| SendAnnounce(mask, count.GetCount(), period.GetPeriod()); |
| |
| if (aMessage.IsConfirmable() && !aMessageInfo.GetSockAddr().IsMulticast()) |
| { |
| SuccessOrExit(Get<Coap::Coap>().SendEmptyAck(aMessage, responseInfo)); |
| otLogInfoMeshCoP("sent announce begin response"); |
| } |
| |
| exit: |
| return; |
| } |
| |
| void AnnounceBeginServer::HandleTimer(Timer &aTimer) |
| { |
| aTimer.GetOwner<AnnounceBeginServer>().AnnounceSenderBase::HandleTimer(); |
| } |
| |
| } // namespace ot |