/**
* Reads a packet from the socket
*
* The Source query protocol specifies a maximum packet size of 1,400
* bytes. Bigger packets will be split over several UDP packets. This
* method reassembles split packets into single packet objects.
*
* @return \SteamCondenser\Servers\Packets\SteamPacket The packet replied
* from the server
*/
public function getReply()
{
$bytesRead = $this->receivePacket(1400);
if ($this->buffer->getLong() == -2) {
do {
$requestId = $this->buffer->getLong();
$packetCountAndNumber = $this->buffer->getByte();
$packetCount = $packetCountAndNumber & 0xf;
$packetNumber = ($packetCountAndNumber >> 4) + 1;
$splitPackets[$packetNumber - 1] = $this->buffer->get();
$this->logger->debug("Received packet {$packetNumber} of {$packetCount} for request #{$requestId}");
if (sizeof($splitPackets) < $packetCount) {
try {
$bytesRead = $this->receivePacket();
} catch (\SteamCondenser\Exceptions\TimeoutException $e) {
$bytesRead = 0;
}
} else {
$bytesRead = 0;
}
} while ($bytesRead > 0 && $this->buffer->getLong() == -2);
$packet = SteamPacketFactory::reassemblePacket($splitPackets);
} else {
$packet = SteamPacketFactory::getPacketFromData($this->buffer->get());
}
$this->logger->debug("Received packet of type \"" . get_class($packet) . "\"");
return $packet;
}
/**
* Reads a single packet from the socket
*
* @return SteamPacket The packet replied from the server
* @throws PacketFormatException if the packet has the wrong format
*/
public function getReply()
{
$this->receivePacket(1500);
if ($this->buffer->getLong() != -1) {
throw new PacketFormatException("Master query response has wrong packet header.");
}
$packet = SteamPacketFactory::getPacketFromData($this->buffer->get());
$this->logger->debug("Received reply of type \"" . get_class($packet) . "\"");
return $packet;
}
/**
* Reads a packet from the socket
*
* The Source query protocol specifies a maximum packet size of 1,400
* bytes. Bigger packets will be split over several UDP packets. This
* method reassembles split packets into single packet objects.
* Additionally Source may compress big packets using bzip2. Those packets
* will be compressed.
*
* @return SteamPacket The packet replied from the server
*/
public function getReply()
{
$this->receivePacket(1400);
$isCompressed = false;
if ($this->buffer->getLong() == -2) {
do {
$requestId = $this->buffer->getLong();
$isCompressed = ($requestId & 0x80000000) != 0;
$packetCount = $this->buffer->getByte();
$packetNumber = $this->buffer->getByte() + 1;
if ($isCompressed) {
$splitSize = $this->buffer->getLong();
$packetChecksum = $this->buffer->getUnsignedLong();
} else {
$splitSize = $this->buffer->getShort();
}
$splitPackets[$packetNumber] = $this->buffer->get();
$this->logger->debug("Received packet {$packetNumber} of {$packetCount} for request #{$requestId}");
if (sizeof($splitPackets) < $packetCount) {
try {
$bytesRead = $this->receivePacket();
} catch (TimeoutException $e) {
$bytesRead = 0;
}
} else {
$bytesRead = 0;
}
} while ($bytesRead > 0 && $this->buffer->getLong() == -2);
if ($isCompressed) {
$packet = SteamPacketFactory::reassemblePacket($splitPackets, true, $packetChecksum);
} else {
$packet = SteamPacketFactory::reassemblePacket($splitPackets);
}
} else {
$packet = SteamPacketFactory::getPacketFromData($this->buffer->get());
}
if ($isCompressed) {
$this->logger->debug("Received compressed reply of type \"" . get_class($packet) . "\"");
} else {
$this->logger->debug("Received reply of type \"" . get_class($packet) . "\"");
}
return $packet;
}
