Function write_headers

examples/server/httplib.h:3919–3931

} // namespace detail

inline ssize_t write_headers(Stream &strm, const Headers &headers) {
  ssize_t write_len = 0;
  for (const auto &x : headers) {
    auto len =
        strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str());
    if (len < 0) { return len; }
    write_len += len;
  }
  auto len = strm.write("\r\n");
  if (len < 0) { return len; }
  write_len += len;
  return write_len;
}

inline bool write_data(Stream &strm, const char *d, size_t l) {
  size_t offset = 0;