dynamic size check for each target

Author: fermuch

src/PPNet.cpp

@@ -70,7 +70,6 @@ size_t PPNet::WriteMessage(AnyMessage msg)
 
   // calculate package size (1=code, 4=checksum, rest=payload)
   auto totalSize = 1 + 4 + this->packer.size();
-  assert(totalSize < 255);
 
   auto checksum = PPNetwork::Utils::adler32(packer.data(), packer.size());
   uint8_t checksum_arr[4] = {0};
@@ -79,19 +78,22 @@ size_t PPNet::WriteMessage(AnyMessage msg)
   switch (this->targetType)
   {
   case WriteTargetType::RAW:
+    assert(totalSize < 255);
     this->output->write(static_cast<uint8_t>(type));
     this->output->write(checksum_arr, 4);
     this->output->write(packer.data(), packer.size());
     this->output->flush();
     break;
   case WriteTargetType::SUNTECH:
+    assert(totalSize < 255);
     this->output->write(static_cast<uint8_t>(type));
     this->output->write(checksum_arr, 4);
     this->output->write(packer.data(), packer.size());
     this->output->write("\r\n");
     this->output->flush();
     break;
   case WriteTargetType::AOVX:
+    assert(totalSize < 511);
     {
       unsigned long currentTime = millis();
       unsigned long elapsedTime = currentTime - this->lastMessageTime;