message: Make bytes_read an unsigned
diff: @@ -95,7 +95,7 @@ bool InputStream::read_full(std::ofstream *log, size_t length,
  char *ptr = &data[0];
  while (length != 0) {
  - int bytes_read = 0;
  + size_t bytes_read = 0;
  if (descriptor.m_is_socket)
  bytes_read = ::recv(descriptor.m_socket, ptr, length, 0);
  else
  