func HttpResponse(
writer *bufio.Writer,
status int,
headers map[string]string,
body io.Reader) {
// send status
statusLine := "HTTP/1.1 " +
strconv.FormatInt(int64(status), 10) +
" " +
statusCodes[status] +
"\r\n"
writer.WriteString(statusLine)
for name, value := range headers {
writer.WriteString(name + ": " + value + "\r\n")
}
writer.WriteString("\r\n")
writer.ReadFrom(body)
writer.Flush()
}