Function ippGetOctetString

cups/ipp.c:2302–2329

 */

void *					/* O - Pointer to octetString data */
ippGetOctetString(
    ipp_attribute_t *attr,		/* I - IPP attribute */
    int             element,		/* I - Value number (0-based) */
    int             *datalen)		/* O - Length of octetString data */
{
 /*
  * Range check input...
  */

  if (!attr || attr->value_tag != IPP_TAG_STRING ||
      element < 0 || element >= attr->num_values)
  {
    if (datalen)
      *datalen = 0;

    return (NULL);
  }

 /*
  * Return the values...
  */

  if (datalen)
    *datalen = attr->values[element].unknown.length;

  return (attr->values[element].unknown.data);
}


/*