gistfile1.txt

for (i = 0; i < nread; i++) {
  char c = buf.base[i];
  if ((c == '\r' && !(state & 1)) || 
      (c == '\n' && (state & 1))) {
    client->state++;
    if (client->state == 4) {
      // write!
      break;
    }
  } else {
    client->state = 0;
  }
}