Method get_next_row

libhsclient/hstcpcli.cpp:384–416

}

const string_ref *
hstcpcli::get_next_row()
{
  if (num_flds == 0) {
    DBG(fprintf(stderr, "GNR NF 0\n"));
    return 0;
  }
  if (flds.size() < num_flds) {
    flds.resize(num_flds);
  }
  char *start = readbuf.begin() + cur_row_offset;
  char *const finish = readbuf.begin() + response_end_offset - 1;
  if (start >= finish) { /* start[0] == nl */
    DBG(fprintf(stderr, "GNR FIN 0 %p %p\n", start, finish));
    return 0;
  }
  for (size_t i = 0; i < num_flds; ++i) {
    skip_one(start, finish);
    char *const fld_begin = start;
    read_token(start, finish);
    char *const fld_end = start;
    char *wp = fld_begin;
    if (is_null_expression(fld_begin, fld_end)) {
      /* null */
      flds[i] = string_ref();
    } else {
      unescape_string(wp, fld_begin, fld_end); /* in-place */
      flds[i] = string_ref(fld_begin, wp);
    }
  }
  cur_row_offset = start - readbuf.begin();
  return &flds[0];
}

void
hstcpcli::response_buf_remove()