public function nextTree($input = NULL)
{
if ($input != NULL) {
$this->_input = $input;
}
$stanzaFlag = ($this->peekInt8() & 0xf0) >> 4;
$stanzaSize = $this->peekInt16(1);
if ($stanzaSize > strlen($this->_input)) {
$exception = new IncompleteMessageException("Incomplete message");
$exception->setInput($this->_input);
throw $exception;
}
$this->readInt24();
if ($stanzaFlag & 8 && isset($this->_key)) {
$remainingData = substr($this->_input, $stanzaSize);
$this->_input = $this->_key->decode($this->_input, 0, $stanzaSize) . $remainingData;
}
if ($stanzaSize > 0) {
return $this->nextTreeInternal();
}
return NULL;
}
public function nextTree($input = NULL)
{
if ($input != NULL) {
$this->_input = $input;
}
$stanzaSize = $this->peekInt16();
if ($stanzaSize > strlen($this->_input)) {
$exception = new IncompleteMessageException("Incomplete message");
$exception->setInput($this->_input);
throw $exception;
}
$this->readInt16();
if ($stanzaSize > 0) {
return $this->nextTreeInternal();
}
return NULL;
}
