/**
* {@inheritdoc}
*/
public function write(StreamInterface $stream, DataSet $result)
{
$dataSize = 2;
$bytes = $result->getValue($this->name);
for ($i = 0; $i < $dataSize; $i++) {
$unsignedByte = $bytes >> ($dataSize - (1 + $i)) * 8 & 0xff;
$stream->write(pack('C', intval($unsignedByte) & 0xff));
}
}
/**
* {@inheritdoc}
*/
public function read(StreamInterface $stream, DataSet $result)
{
$result->push($this->name);
// Read the bytes into memory
$byte = $stream->readByte();
$bitPosition = 0;
// Get the structure
$structure = $this->structure->get();
foreach ($structure as $bitFieldName => $bitFieldSize) {
$value = ord($byte) >> $bitPosition & bindec(str_repeat('1', $bitFieldSize));
$result->setValue($bitFieldName, $value);
$bitPosition += $bitFieldSize;
}
$result->pop();
}
/**
* Write $this->size NUL bytes to $stream.
*
* {@inheritdoc}
*/
public function write(StreamInterface $stream, DataSet $result)
{
$stream->write(pack('x' . $this->size->get($result)));
}
/**
* {@inheritdoc}
*/
public function write(StreamInterface $stream, DataSet $result)
{
//Writing floats currently untested
$bytes = $result->getValue($this->name);
$stream->write(pack('f', intval($bytes)));
}
/**
* {@inheritdoc}
*/
public function write(StreamInterface $stream, DataSet $result)
{
$bytes = substr($result->getValue($this->getName()), 0, $this->size->get($result));
$stream->write($bytes);
}
/**
* Write the value for this field, then the delimiter at the end.
*
* {@inheritdoc}
*/
public function write(StreamInterface $stream, DataSet $result)
{
$stream->write($result->getValue($this->getName()));
$stream->write($this->delimiter->get($result));
}