ThreadError Local::AddHasRoutePrefix(const uint8_t *aPrefix, uint8_t aPrefixLength, int8_t aPrf, bool aStable)
{
PrefixTlv *prefixTlv;
HasRouteTlv *hasRouteTlv;
RemoveHasRoutePrefix(aPrefix, aPrefixLength);
prefixTlv = reinterpret_cast<PrefixTlv *>(mTlvs + mLength);
Insert(reinterpret_cast<uint8_t *>(prefixTlv),
sizeof(PrefixTlv) + BitVectorBytes(aPrefixLength) + sizeof(HasRouteTlv) + sizeof(HasRouteEntry));
prefixTlv->Init(0, aPrefixLength, aPrefix);
prefixTlv->SetSubTlvsLength(sizeof(HasRouteTlv) + sizeof(HasRouteEntry));
hasRouteTlv = reinterpret_cast<HasRouteTlv *>(prefixTlv->GetSubTlvs());
hasRouteTlv->Init();
hasRouteTlv->SetLength(hasRouteTlv->GetLength() + sizeof(HasRouteEntry));
hasRouteTlv->GetEntry(0)->Init();
hasRouteTlv->GetEntry(0)->SetPreference(aPrf);
if (aStable)
{
prefixTlv->SetStable();
hasRouteTlv->SetStable();
}
otDumpDebgNetData("add route done", mTlvs, mLength);
return kThreadError_None;
}
otError Local::AddHasRoutePrefix(const uint8_t *aPrefix, uint8_t aPrefixLength, int8_t aPrf, bool aStable)
{
otError error = OT_ERROR_NONE;
uint8_t prefixLengthBytes = BitVectorBytes(aPrefixLength);
PrefixTlv * prefixTlv;
HasRouteTlv *hasRouteTlv;
uint8_t appendLength;
VerifyOrExit(prefixLengthBytes <= sizeof(Ip6::Address), error = OT_ERROR_INVALID_ARGS);
VerifyOrExit((aPrf == OT_ROUTE_PREFERENCE_LOW) || (aPrf == OT_ROUTE_PREFERENCE_MED) ||
(aPrf == OT_ROUTE_PREFERENCE_HIGH),
error = OT_ERROR_INVALID_ARGS);
RemoveHasRoutePrefix(aPrefix, aPrefixLength);
appendLength = sizeof(PrefixTlv) + prefixLengthBytes + sizeof(HasRouteTlv) + sizeof(HasRouteEntry);
VerifyOrExit(mLength + appendLength <= sizeof(mTlvs), error = OT_ERROR_NO_BUFS);
prefixTlv = reinterpret_cast<PrefixTlv *>(mTlvs + mLength);
Insert(reinterpret_cast<uint8_t *>(prefixTlv), appendLength);
prefixTlv->Init(0, aPrefixLength, aPrefix);
prefixTlv->SetSubTlvsLength(sizeof(HasRouteTlv) + sizeof(HasRouteEntry));
hasRouteTlv = static_cast<HasRouteTlv *>(prefixTlv->GetSubTlvs());
hasRouteTlv->Init();
hasRouteTlv->SetLength(hasRouteTlv->GetLength() + sizeof(HasRouteEntry));
hasRouteTlv->GetEntry(0)->Init();
hasRouteTlv->GetEntry(0)->SetPreference(aPrf);
if (aStable)
{
prefixTlv->SetStable();
hasRouteTlv->SetStable();
}
ClearResubmitDelayTimer();
otDumpDebgNetData("add route done", mTlvs, mLength);
exit:
return error;
}