Function handleRejectMessage

src/clientbase/playing.cpp:1180–1191

void handleRejectMessage(void* msg) {
  void* buf;
  char buffer[MessageLen];
  uint16_t rejcode;
  std::string reason;

  buf = nboUnpackUInt16(msg, rejcode);  // filler for now
  buf = nboUnpackString(buf, buffer, MessageLen);
  buffer[MessageLen - 1] = '\0';
  reason = buffer;
  showError(reason.c_str());
}


void handleFlagNegotiation(void* msg, uint16_t len) {