otError Dtls::HandleDtlsSend(const uint8_t *aBuf, uint16_t aLength, uint8_t aMessageSubType)
{
otError error = OT_ERROR_NONE;
ot::Message *message = NULL;
VerifyOrExit((message = mSocket.NewMessage(0)) != NULL, error = OT_ERROR_NO_BUFS);
message->SetSubType(aMessageSubType);
message->SetLinkSecurityEnabled(mLayerTwoSecurity);
SuccessOrExit(error = message->Append(aBuf, aLength));
// Set message sub type in case Joiner Finalize Response is appended to the message.
if (aMessageSubType != Message::kSubTypeNone)
{
message->SetSubType(aMessageSubType);
}
if (mTransportCallback)
{
SuccessOrExit(error = mTransportCallback(mTransportContext, *message, mPeerAddress));
}
else
{
SuccessOrExit(error = mSocket.SendTo(*message, mPeerAddress));
}
exit:
if (error != OT_ERROR_NONE && message != NULL)
{
message->Free();
}
return error;
}
void CoapSecure::HandleUdpTransmit(void)
{
otError error = OT_ERROR_NONE;
VerifyOrExit(mTransmitMessage != NULL, error = OT_ERROR_NO_BUFS);
if (mTransportCallback)
{
SuccessOrExit(error = mTransportCallback(mTransportContext, *mTransmitMessage, mPeerAddress));
}
else
{
SuccessOrExit(error = mSocket.SendTo(*mTransmitMessage, mPeerAddress));
}
exit:
if (error != OT_ERROR_NONE && mTransmitMessage != NULL)
{
mTransmitMessage->Free();
}
mTransmitMessage = NULL;
}
