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libcares/ares_parse_txt_reply.c  view on Meta::CPAN

                  status = ARES_ENOMEM;
                  break;
                }
              if (txt_last)
                {
                  txt_last->next = txt_curr;
                }
              else
                {
                  txt_head = txt_curr;
                }
              txt_last = txt_curr;

              if (ex)
                txt_curr->record_start = (strptr == aptr);
              txt_curr->length = substr_len;
              txt_curr->txt = ares_malloc (substr_len + 1/* Including null byte */);
              if (txt_curr->txt == NULL)
                {
                  status = ARES_ENOMEM;
                  break;
                }

              ++strptr;
              memcpy ((char *) txt_curr->txt, strptr, substr_len);

              /* Make sure we NULL-terminate */
              txt_curr->txt[substr_len] = 0;

              strptr += substr_len;
            }
        }

      /* Propagate any failures */
      if (status != ARES_SUCCESS)
        {
          break;
        }

      /* Don't lose memory in the next iteration */
      ares_free (rr_name);
      rr_name = NULL;

      /* Move on to the next record */
      aptr += rr_len;
    }

  if (hostname)
    ares_free (hostname);
  if (rr_name)
    ares_free (rr_name);

  /* clean up on error */
  if (status != ARES_SUCCESS)
    {
      if (txt_head)
        ares_free_data (txt_head);
      return status;
    }

  /* everything looks fine, return the data */
  *txt_out = txt_head;

  return ARES_SUCCESS;
}

int
ares_parse_txt_reply (const unsigned char *abuf, int alen,
                      struct ares_txt_reply **txt_out)
{
  return ares__parse_txt_reply(abuf, alen, 0, (void **) txt_out);
}


int
ares_parse_txt_reply_ext (const unsigned char *abuf, int alen,
                          struct ares_txt_ext **txt_out)
{
  return ares__parse_txt_reply(abuf, alen, 1, (void **) txt_out);
}