void EnergyScanClient::HandleReport(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo)
{
ThreadNetif & netif = GetNetif();
MeshCoP::ChannelMaskTlv channelMask;
Ip6::MessageInfo responseInfo(aMessageInfo);
OT_TOOL_PACKED_BEGIN
struct
{
MeshCoP::EnergyListTlv tlv;
uint8_t list[OPENTHREAD_CONFIG_MAX_ENERGY_RESULTS];
} OT_TOOL_PACKED_END energyList;
VerifyOrExit(aMessage.GetType() == OT_COAP_TYPE_CONFIRMABLE && aMessage.GetCode() == OT_COAP_CODE_POST);
otLogInfoMeshCoP("received energy scan report");
SuccessOrExit(MeshCoP::Tlv::GetTlv(aMessage, MeshCoP::Tlv::kChannelMask, sizeof(channelMask), channelMask));
VerifyOrExit(channelMask.IsValid() && channelMask.GetChannelPage() == OT_RADIO_CHANNEL_PAGE);
SuccessOrExit(MeshCoP::Tlv::GetTlv(aMessage, MeshCoP::Tlv::kEnergyList, sizeof(energyList), energyList.tlv));
VerifyOrExit(energyList.tlv.IsValid());
if (mCallback != NULL)
{
mCallback(channelMask.GetMask(), energyList.list, energyList.tlv.GetLength(), mContext);
}
SuccessOrExit(netif.GetCoap().SendEmptyAck(aMessage, responseInfo));
otLogInfoMeshCoP("sent energy scan report response");
exit:
return;
}
void Joiner::SendJoinerEntrustResponse(const Coap::Message &aRequest, const Ip6::MessageInfo &aRequestInfo)
{
ThreadNetif & netif = GetNetif();
otError error = OT_ERROR_NONE;
Coap::Message * message;
Ip6::MessageInfo responseInfo(aRequestInfo);
VerifyOrExit((message = NewMeshCoPMessage(netif.GetCoap())) != NULL, error = OT_ERROR_NO_BUFS);
message->SetDefaultResponseHeader(aRequest);
message->SetSubType(Message::kSubTypeJoinerEntrust);
memset(&responseInfo.mSockAddr, 0, sizeof(responseInfo.mSockAddr));
SuccessOrExit(error = netif.GetCoap().SendMessage(*message, responseInfo));
mState = OT_JOINER_STATE_JOINED;
otLogInfoArp("Sent Joiner Entrust response");
otLogInfoMeshCoP("Sent joiner entrust response length = %d", message->GetLength());
otLogCertMeshCoP("[THCI] direction=send | type=JOIN_ENT.rsp");
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
}
void EnergyScanClient::HandleReport(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo)
{
uint32_t mask;
OT_TOOL_PACKED_BEGIN
struct
{
MeshCoP::EnergyListTlv tlv;
uint8_t list[OPENTHREAD_CONFIG_MAX_ENERGY_RESULTS];
} OT_TOOL_PACKED_END energyList;
VerifyOrExit(aMessage.GetType() == OT_COAP_TYPE_CONFIRMABLE && aMessage.GetCode() == OT_COAP_CODE_POST);
otLogInfoMeshCoP("received energy scan report");
VerifyOrExit((mask = MeshCoP::ChannelMaskTlv::GetChannelMask(aMessage)) != 0);
SuccessOrExit(MeshCoP::Tlv::GetTlv(aMessage, MeshCoP::Tlv::kEnergyList, sizeof(energyList), energyList.tlv));
VerifyOrExit(energyList.tlv.IsValid());
if (mCallback != NULL)
{
mCallback(mask, energyList.list, energyList.tlv.GetLength(), mContext);
}
SuccessOrExit(Get<Coap::Coap>().SendEmptyAck(aMessage, aMessageInfo));
otLogInfoMeshCoP("sent energy scan report response");
exit:
return;
}
void Joiner::HandleJoinerFinalizeResponse(Coap::Message & aMessage,
const Ip6::MessageInfo *aMessageInfo,
otError aResult)
{
OT_UNUSED_VARIABLE(aMessageInfo);
StateTlv state;
VerifyOrExit(mState == OT_JOINER_STATE_CONNECTED && aResult == OT_ERROR_NONE &&
aMessage.GetType() == OT_COAP_TYPE_ACKNOWLEDGMENT && aMessage.GetCode() == OT_COAP_CODE_CHANGED);
SuccessOrExit(Tlv::GetTlv(aMessage, Tlv::kState, sizeof(state), state));
VerifyOrExit(state.IsValid());
mState = OT_JOINER_STATE_ENTRUST;
mTimer.Start(kTimeout);
otLogInfoMeshCoP("received joiner finalize response %d", static_cast<uint8_t>(state.GetState()));
#if OPENTHREAD_ENABLE_CERT_LOG
uint8_t buf[OPENTHREAD_CONFIG_MESSAGE_BUFFER_SIZE];
VerifyOrExit(aMessage.GetLength() <= sizeof(buf));
aMessage.Read(aMessage.GetOffset(), aMessage.GetLength() - aMessage.GetOffset(), buf);
otDumpCertMeshCoP("[THCI] direction=recv | type=JOIN_FIN.rsp |", buf, aMessage.GetLength() - aMessage.GetOffset());
#endif
exit:
Close();
}
void JoinerRouter::SendDelayedJoinerEntrust(void)
{
ThreadNetif & netif = GetNetif();
DelayedJoinEntHeader delayedJoinEnt;
Coap::Message * message = static_cast<Coap::Message *>(mDelayedJoinEnts.GetHead());
uint32_t now = TimerMilli::GetNow();
Ip6::MessageInfo messageInfo;
VerifyOrExit(message != NULL);
VerifyOrExit(!mTimer.IsRunning());
delayedJoinEnt.ReadFrom(*message);
// The message can be sent during CoAP transaction if KEK did not change (i.e. retransmission).
VerifyOrExit(!mExpectJoinEntRsp ||
memcmp(netif.GetKeyManager().GetKek(), delayedJoinEnt.GetKek(), KeyManager::kMaxKeyLength) == 0);
if (delayedJoinEnt.IsLater(now))
{
mTimer.Start(delayedJoinEnt.GetSendTime() - now);
}
else
{
mDelayedJoinEnts.Dequeue(*message);
// Remove the DelayedJoinEntHeader from the message.
DelayedJoinEntHeader::RemoveFrom(*message);
// Set KEK to one used for this message.
netif.GetKeyManager().SetKek(delayedJoinEnt.GetKek());
// Send the message.
memcpy(&messageInfo, delayedJoinEnt.GetMessageInfo(), sizeof(messageInfo));
if (SendJoinerEntrust(*message, messageInfo) != OT_ERROR_NONE)
{
message->Free();
mTimer.Start(0);
}
}
exit:
return;
}
otError JoinerRouter::SendJoinerEntrust(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo)
{
ThreadNetif &netif = GetNetif();
otError error;
netif.GetCoap().AbortTransaction(&JoinerRouter::HandleJoinerEntrustResponse, this);
otLogInfoMeshCoP("Sending JOIN_ENT.ntf");
SuccessOrExit(
error = netif.GetCoap().SendMessage(aMessage, aMessageInfo, &JoinerRouter::HandleJoinerEntrustResponse, this));
otLogInfoMeshCoP("Sent joiner entrust length = %d", aMessage.GetLength());
otLogCertMeshCoP("[THCI] direction=send | type=JOIN_ENT.ntf");
mExpectJoinEntRsp = true;
exit:
return error;
}
otError JoinerRouter::DelaySendingJoinerEntrust(const Ip6::MessageInfo &aMessageInfo, const JoinerRouterKekTlv &aKek)
{
ThreadNetif & netif = GetNetif();
otError error;
Coap::Message * message = NULL;
Ip6::MessageInfo messageInfo;
Dataset dataset(MeshCoP::Tlv::kActiveTimestamp);
NetworkMasterKeyTlv masterKey;
MeshLocalPrefixTlv meshLocalPrefix;
ExtendedPanIdTlv extendedPanId;
NetworkNameTlv networkName;
NetworkKeySequenceTlv networkKeySequence;
const Tlv * tlv;
DelayedJoinEntHeader delayedMessage;
VerifyOrExit((message = NewMeshCoPMessage(netif.GetCoap())) != NULL, error = OT_ERROR_NO_BUFS);
message->Init(OT_COAP_TYPE_CONFIRMABLE, OT_COAP_CODE_POST);
message->AppendUriPathOptions(OT_URI_PATH_JOINER_ENTRUST);
message->SetPayloadMarker();
message->SetSubType(Message::kSubTypeJoinerEntrust);
masterKey.Init();
masterKey.SetNetworkMasterKey(netif.GetKeyManager().GetMasterKey());
SuccessOrExit(error = message->Append(&masterKey, sizeof(masterKey)));
meshLocalPrefix.Init();
meshLocalPrefix.SetMeshLocalPrefix(netif.GetMle().GetMeshLocalPrefix());
SuccessOrExit(error = message->Append(&meshLocalPrefix, sizeof(meshLocalPrefix)));
extendedPanId.Init();
extendedPanId.SetExtendedPanId(netif.GetMac().GetExtendedPanId());
SuccessOrExit(error = message->Append(&extendedPanId, sizeof(extendedPanId)));
networkName.Init();
networkName.SetNetworkName(netif.GetMac().GetNetworkName());
SuccessOrExit(error = message->Append(&networkName, sizeof(Tlv) + networkName.GetLength()));
netif.GetActiveDataset().Get(dataset);
if ((tlv = dataset.Get(Tlv::kActiveTimestamp)) != NULL)
{
SuccessOrExit(error = message->Append(tlv, sizeof(Tlv) + tlv->GetLength()));
}
else
{
ActiveTimestampTlv activeTimestamp;
activeTimestamp.Init();
SuccessOrExit(error = message->Append(&activeTimestamp, sizeof(activeTimestamp)));
}
if ((tlv = dataset.Get(Tlv::kChannelMask)) != NULL)
{
SuccessOrExit(error = message->Append(tlv, sizeof(Tlv) + tlv->GetLength()));
}
else
{
ChannelMaskBaseTlv channelMask;
channelMask.Init();
SuccessOrExit(error = message->Append(&channelMask, sizeof(channelMask)));
}
if ((tlv = dataset.Get(Tlv::kPSKc)) != NULL)
{
SuccessOrExit(error = message->Append(tlv, sizeof(Tlv) + tlv->GetLength()));
}
else
{
PSKcTlv pskc;
pskc.Init();
SuccessOrExit(error = message->Append(&pskc, sizeof(pskc)));
}
if ((tlv = dataset.Get(Tlv::kSecurityPolicy)) != NULL)
{
SuccessOrExit(error = message->Append(tlv, sizeof(Tlv) + tlv->GetLength()));
}
else
{
SecurityPolicyTlv securityPolicy;
securityPolicy.Init();
SuccessOrExit(error = message->Append(&securityPolicy, sizeof(securityPolicy)));
}
networkKeySequence.Init();
networkKeySequence.SetNetworkKeySequence(netif.GetKeyManager().GetCurrentKeySequence());
SuccessOrExit(error = message->Append(&networkKeySequence, networkKeySequence.GetSize()));
messageInfo = aMessageInfo;
messageInfo.SetPeerPort(kCoapUdpPort);
delayedMessage = DelayedJoinEntHeader(TimerMilli::GetNow() + kDelayJoinEnt, messageInfo, aKek.GetKek());
SuccessOrExit(delayedMessage.AppendTo(*message));
mDelayedJoinEnts.Enqueue(*message);
if (!mTimer.IsRunning())
{
mTimer.Start(kDelayJoinEnt);
}
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
return error;
}
void JoinerRouter::HandleRelayTransmit(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo)
{
OT_UNUSED_VARIABLE(aMessageInfo);
otError error;
JoinerUdpPortTlv joinerPort;
JoinerIidTlv joinerIid;
JoinerRouterKekTlv kek;
uint16_t offset;
uint16_t length;
Message * message = NULL;
otMessageSettings settings = {false, static_cast<otMessagePriority>(kMeshCoPMessagePriority)};
Ip6::MessageInfo messageInfo;
VerifyOrExit(aMessage.GetType() == OT_COAP_TYPE_NON_CONFIRMABLE && aMessage.GetCode() == OT_COAP_CODE_POST,
error = OT_ERROR_DROP);
otLogInfoMeshCoP("Received relay transmit");
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kJoinerUdpPort, sizeof(joinerPort), joinerPort));
VerifyOrExit(joinerPort.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kJoinerIid, sizeof(joinerIid), joinerIid));
VerifyOrExit(joinerIid.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetValueOffset(aMessage, Tlv::kJoinerDtlsEncapsulation, offset, length));
VerifyOrExit((message = mSocket.NewMessage(0, &settings)) != NULL, error = OT_ERROR_NO_BUFS);
while (length)
{
uint16_t copyLength = length;
uint8_t tmp[16];
if (copyLength >= sizeof(tmp))
{
copyLength = sizeof(tmp);
}
aMessage.Read(offset, copyLength, tmp);
SuccessOrExit(error = message->Append(tmp, copyLength));
offset += copyLength;
length -= copyLength;
}
aMessage.CopyTo(offset, 0, length, *message);
messageInfo.mPeerAddr.mFields.m16[0] = HostSwap16(0xfe80);
memcpy(messageInfo.mPeerAddr.mFields.m8 + 8, joinerIid.GetIid(), 8);
messageInfo.SetPeerPort(joinerPort.GetUdpPort());
messageInfo.SetInterfaceId(GetNetif().GetInterfaceId());
SuccessOrExit(error = mSocket.SendTo(*message, messageInfo));
if (Tlv::GetTlv(aMessage, Tlv::kJoinerRouterKek, sizeof(kek), kek) == OT_ERROR_NONE)
{
otLogInfoMeshCoP("Received kek");
DelaySendingJoinerEntrust(messageInfo, kek);
}
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
}
void JoinerRouter::HandleUdpReceive(Message &aMessage, const Ip6::MessageInfo &aMessageInfo)
{
ThreadNetif & netif = GetNetif();
otError error;
Coap::Message * message = NULL;
Ip6::MessageInfo messageInfo;
JoinerUdpPortTlv udpPort;
JoinerIidTlv iid;
JoinerRouterLocatorTlv rloc;
ExtendedTlv tlv;
uint16_t borderAgentRloc;
uint16_t offset;
otLogInfoMeshCoP("JoinerRouter::HandleUdpReceive");
SuccessOrExit(error = GetBorderAgentRloc(GetNetif(), borderAgentRloc));
VerifyOrExit((message = NewMeshCoPMessage(netif.GetCoap())) != NULL, error = OT_ERROR_NO_BUFS);
message->Init(OT_COAP_TYPE_NON_CONFIRMABLE, OT_COAP_CODE_POST);
message->SetToken(Coap::Message::kDefaultTokenLength);
message->AppendUriPathOptions(OT_URI_PATH_RELAY_RX);
message->SetPayloadMarker();
udpPort.Init();
udpPort.SetUdpPort(aMessageInfo.GetPeerPort());
SuccessOrExit(error = message->Append(&udpPort, sizeof(udpPort)));
iid.Init();
iid.SetIid(aMessageInfo.GetPeerAddr().mFields.m8 + 8);
SuccessOrExit(error = message->Append(&iid, sizeof(iid)));
rloc.Init();
rloc.SetJoinerRouterLocator(netif.GetMle().GetRloc16());
SuccessOrExit(error = message->Append(&rloc, sizeof(rloc)));
tlv.SetType(Tlv::kJoinerDtlsEncapsulation);
tlv.SetLength(aMessage.GetLength() - aMessage.GetOffset());
SuccessOrExit(error = message->Append(&tlv, sizeof(tlv)));
offset = message->GetLength();
SuccessOrExit(error = message->SetLength(offset + tlv.GetLength()));
aMessage.CopyTo(aMessage.GetOffset(), offset, tlv.GetLength(), *message);
messageInfo.SetSockAddr(netif.GetMle().GetMeshLocal16());
messageInfo.SetPeerAddr(netif.GetMle().GetMeshLocal16());
messageInfo.GetPeerAddr().mFields.m16[7] = HostSwap16(borderAgentRloc);
messageInfo.SetPeerPort(kCoapUdpPort);
SuccessOrExit(error = netif.GetCoap().SendMessage(*message, messageInfo));
otLogInfoMeshCoP("Sent relay rx");
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
}
void Joiner::HandleJoinerEntrust(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo)
{
ThreadNetif & netif = GetNetif();
otError error;
NetworkMasterKeyTlv masterKey;
MeshLocalPrefixTlv meshLocalPrefix;
ExtendedPanIdTlv extendedPanId;
NetworkNameTlv networkName;
ActiveTimestampTlv activeTimestamp;
NetworkKeySequenceTlv networkKeySeq;
VerifyOrExit(mState == OT_JOINER_STATE_ENTRUST && aMessage.GetType() == OT_COAP_TYPE_CONFIRMABLE &&
aMessage.GetCode() == OT_COAP_CODE_POST,
error = OT_ERROR_DROP);
otLogInfoMeshCoP("Received joiner entrust");
otLogCertMeshCoP("[THCI] direction=recv | type=JOIN_ENT.ntf");
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kNetworkMasterKey, sizeof(masterKey), masterKey));
VerifyOrExit(masterKey.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kMeshLocalPrefix, sizeof(meshLocalPrefix), meshLocalPrefix));
VerifyOrExit(meshLocalPrefix.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kExtendedPanId, sizeof(extendedPanId), extendedPanId));
VerifyOrExit(extendedPanId.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kNetworkName, sizeof(networkName), networkName));
VerifyOrExit(networkName.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kActiveTimestamp, sizeof(activeTimestamp), activeTimestamp));
VerifyOrExit(activeTimestamp.IsValid(), error = OT_ERROR_PARSE);
SuccessOrExit(error = Tlv::GetTlv(aMessage, Tlv::kNetworkKeySequence, sizeof(networkKeySeq), networkKeySeq));
VerifyOrExit(networkKeySeq.IsValid(), error = OT_ERROR_PARSE);
netif.GetKeyManager().SetMasterKey(masterKey.GetNetworkMasterKey());
netif.GetKeyManager().SetCurrentKeySequence(networkKeySeq.GetNetworkKeySequence());
netif.GetMle().SetMeshLocalPrefix(meshLocalPrefix.GetMeshLocalPrefix());
netif.GetMac().SetExtendedPanId(extendedPanId.GetExtendedPanId());
{
otNetworkName name;
memcpy(name.m8, networkName.GetNetworkName(), networkName.GetLength());
name.m8[networkName.GetLength()] = '\0';
netif.GetMac().SetNetworkName(name.m8);
}
otLogInfoMeshCoP("join success!");
// Send dummy response.
SendJoinerEntrustResponse(aMessage, aMessageInfo);
// Delay extended address configuration to allow DTLS wrap up.
mTimer.Start(kConfigExtAddressDelay);
exit:
if (error != OT_ERROR_NONE)
{
otLogWarnMeshCoP("Error while processing joiner entrust: %s", otThreadErrorToString(error));
}
}
void Joiner::SendJoinerFinalize(void)
{
ThreadNetif & netif = GetNetif();
otError error = OT_ERROR_NONE;
Coap::Message * message = NULL;
StateTlv stateTlv;
VendorNameTlv vendorNameTlv;
VendorModelTlv vendorModelTlv;
VendorSwVersionTlv vendorSwVersionTlv;
VendorStackVersionTlv vendorStackVersionTlv;
VerifyOrExit((message = NewMeshCoPMessage(netif.GetCoapSecure())) != NULL, error = OT_ERROR_NO_BUFS);
message->Init(OT_COAP_TYPE_CONFIRMABLE, OT_COAP_CODE_POST);
message->AppendUriPathOptions(OT_URI_PATH_JOINER_FINALIZE);
message->SetPayloadMarker();
message->SetOffset(message->GetLength());
stateTlv.Init();
stateTlv.SetState(MeshCoP::StateTlv::kAccept);
SuccessOrExit(error = message->Append(&stateTlv, sizeof(stateTlv)));
vendorNameTlv.Init();
vendorNameTlv.SetVendorName(mVendorName);
SuccessOrExit(error = message->Append(&vendorNameTlv, vendorNameTlv.GetSize()));
vendorModelTlv.Init();
vendorModelTlv.SetVendorModel(mVendorModel);
SuccessOrExit(error = message->Append(&vendorModelTlv, vendorModelTlv.GetSize()));
vendorSwVersionTlv.Init();
vendorSwVersionTlv.SetVendorSwVersion(mVendorSwVersion);
SuccessOrExit(error = message->Append(&vendorSwVersionTlv, vendorSwVersionTlv.GetSize()));
vendorStackVersionTlv.Init();
vendorStackVersionTlv.SetOui(OPENTHREAD_CONFIG_STACK_VENDOR_OUI);
vendorStackVersionTlv.SetMajor(OPENTHREAD_CONFIG_STACK_VERSION_MAJOR);
vendorStackVersionTlv.SetMinor(OPENTHREAD_CONFIG_STACK_VERSION_MINOR);
vendorStackVersionTlv.SetRevision(OPENTHREAD_CONFIG_STACK_VERSION_REV);
SuccessOrExit(error = message->Append(&vendorStackVersionTlv, vendorStackVersionTlv.GetSize()));
if (mVendorData != NULL)
{
VendorDataTlv vendorDataTlv;
vendorDataTlv.Init();
vendorDataTlv.SetVendorData(mVendorData);
SuccessOrExit(error = message->Append(&vendorDataTlv, vendorDataTlv.GetSize()));
}
if (netif.GetCoapSecure().GetDtls().mProvisioningUrl.GetLength() > 0)
{
SuccessOrExit(error = message->Append(&netif.GetCoapSecure().GetDtls().mProvisioningUrl,
netif.GetCoapSecure().GetDtls().mProvisioningUrl.GetSize()));
}
#if OPENTHREAD_ENABLE_CERT_LOG
uint8_t buf[OPENTHREAD_CONFIG_MESSAGE_BUFFER_SIZE];
VerifyOrExit(message->GetLength() <= sizeof(buf));
message->Read(message->GetOffset(), message->GetLength() - message->GetOffset(), buf);
otDumpCertMeshCoP("[THCI] direction=send | type=JOIN_FIN.req |", buf, message->GetLength() - message->GetOffset());
#endif
SuccessOrExit(error = netif.GetCoapSecure().SendMessage(*message, Joiner::HandleJoinerFinalizeResponse, this));
otLogInfoMeshCoP("Sent joiner finalize");
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
}
otError EnergyScanClient::SendQuery(uint32_t aChannelMask,
uint8_t aCount,
uint16_t aPeriod,
uint16_t aScanDuration,
const Ip6::Address & aAddress,
otCommissionerEnergyReportCallback aCallback,
void * aContext)
{
ThreadNetif & netif = GetNetif();
otError error = OT_ERROR_NONE;
MeshCoP::CommissionerSessionIdTlv sessionId;
MeshCoP::ChannelMaskTlv channelMask;
MeshCoP::CountTlv count;
MeshCoP::PeriodTlv period;
MeshCoP::ScanDurationTlv scanDuration;
Ip6::MessageInfo messageInfo;
Coap::Message * message = NULL;
VerifyOrExit(netif.GetCommissioner().IsActive(), error = OT_ERROR_INVALID_STATE);
VerifyOrExit((message = MeshCoP::NewMeshCoPMessage(netif.GetCoap())) != NULL, error = OT_ERROR_NO_BUFS);
message->Init(aAddress.IsMulticast() ? OT_COAP_TYPE_NON_CONFIRMABLE : OT_COAP_TYPE_CONFIRMABLE, OT_COAP_CODE_POST);
message->SetToken(Coap::Message::kDefaultTokenLength);
message->AppendUriPathOptions(OT_URI_PATH_ENERGY_SCAN);
message->SetPayloadMarker();
sessionId.Init();
sessionId.SetCommissionerSessionId(netif.GetCommissioner().GetSessionId());
SuccessOrExit(error = message->Append(&sessionId, sizeof(sessionId)));
channelMask.Init();
channelMask.SetChannelPage(OT_RADIO_CHANNEL_PAGE);
channelMask.SetMask(aChannelMask);
SuccessOrExit(error = message->Append(&channelMask, sizeof(channelMask)));
count.Init();
count.SetCount(aCount);
SuccessOrExit(error = message->Append(&count, sizeof(count)));
period.Init();
period.SetPeriod(aPeriod);
SuccessOrExit(error = message->Append(&period, sizeof(period)));
scanDuration.Init();
scanDuration.SetScanDuration(aScanDuration);
SuccessOrExit(error = message->Append(&scanDuration, sizeof(scanDuration)));
messageInfo.SetSockAddr(netif.GetMle().GetMeshLocal16());
messageInfo.SetPeerAddr(aAddress);
messageInfo.SetPeerPort(kCoapUdpPort);
messageInfo.SetInterfaceId(netif.GetInterfaceId());
SuccessOrExit(error = netif.GetCoap().SendMessage(*message, messageInfo));
otLogInfoMeshCoP("sent energy scan query");
mCallback = aCallback;
mContext = aContext;
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
return error;
}