/**
* parses the rdata of the Net_DNS2_Packet object
*
* @param Net_DNS2_Packet &$packet a Net_DNS2_Packet packet to parse the RR from
*
* @return boolean
* @access protected
*
*/
protected function rrSet(Net_DNS2_Packet &$packet)
{
if ($this->rdlength > 0) {
//
// unpack the first values
//
$x = unpack('Calgorithm/Cflags/niterations/Csalt_length', $this->rdata);
$this->algorithm = $x['algorithm'];
$this->flags = $x['flags'];
$this->iterations = $x['iterations'];
$this->salt_length = $x['salt_length'];
$offset = 5;
if ($this->salt_length > 0) {
$x = unpack('H*', substr($this->rdata, $offset, $this->salt_length));
$this->salt = strtoupper($x[1]);
$offset += $this->salt_length;
}
//
// unpack the hash length
//
$x = unpack('@' . $offset . '/Chash_length', $this->rdata);
$offset++;
//
// copy out the hash
//
$this->hash_length = $x['hash_length'];
if ($this->hash_length > 0) {
$this->hashed_owner_name = base64_encode(substr($this->rdata, $offset, $this->hash_length));
$offset += $this->hash_length;
}
//
// parse out the RR bitmap
//
$this->type_bit_maps = Net_DNS2_BitMap::bitMapToArray(substr($this->rdata, $offset));
return true;
}
return false;
}
/**
* parses the rdata of the Net_DNS2_Packet object
*
* @param Net_DNS2_Packet &$packet a Net_DNS2_Packet packet to parse the RR from
*
* @return boolean
* @access protected
*
*/
protected function rrSet(Net_DNS2_Packet &$packet)
{
if ($this->rdlength > 0) {
//
// expand the next domain name
//
$offset = $packet->offset;
$this->next_domain_name = Net_DNS2_Packet::expand($packet, $offset);
//
// parse out the RR's from the bitmap
//
$this->type_bit_maps = Net_DNS2_BitMap::bitMapToArray(
substr($this->rdata, $offset - $packet->offset)
);
return true;
}
return false;
}
/**
* parses the rdata of the Net_DNS2_Packet object
*
* @param Net_DNS2_Packet &$packet a Net_DNS2_Packet packet to parse the RR from
*
* @return boolean
* @access protected
*
*/
protected function rrSet(Net_DNS2_Packet &$packet)
{
if ($this->rdlength > 0) {
//
// unpack the serial and flags values
//
$x = unpack('@' . $packet->offset . '/Nserial/nflags', $packet->rdata);
$this->serial = Net_DNS2::expandUint32($x['serial']);
$this->flags = $x['flags'];
//
// parse out the RR bitmap
//
$this->type_bit_maps = Net_DNS2_BitMap::bitMapToArray(substr($this->rdata, 6));
return true;
}
return false;
}
