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Code Issues Releases Wiki Activity

Get rid of global buffer

Browse Source 
Closes #75
This commit is contained in:
Pavel Djundik
2015-10-19 21:38:01 +03:00
parent caf5296b5b
commit d42aae5046
4 changed files with 149 additions and 180 deletions
Download Patch File Download Diff File Expand all files Collapse all files
SourceQuery/GoldSourceRcon.php
+12 -20
View File
@@ -23,13 +23,6 @@
*/
class GoldSourceRcon
{
/**
* Points to buffer class
*
* @var Buffer
*/
private $Buffer;
/**
* Points to socket class
*
@@ -41,9 +34,8 @@
private $RconRequestId;
private $RconChallenge;
public function __construct( $Buffer, $Socket )
public function __construct( $Socket )
{
$this->Buffer = $Buffer;
$this->Socket = $Socket;
}
@@ -75,14 +67,14 @@
public function Read( $Length = 1400 )
{
// GoldSource RCON has same structure as Query
$this->Socket->Read( );
$Buffer = $this->Socket->Read( );
if( $this->Buffer->GetByte( ) !== SourceQuery::S2A_RCON )
if( $Buffer->GetByte( ) !== SourceQuery::S2A_RCON )
{
return false;
}
$Buffer = $this->Buffer->Get( );
$Buffer = $Buffer->Get( );
$Trimmed = Trim( $Buffer );
if( $Trimmed === 'Bad rcon_password.' )
@@ -102,11 +94,11 @@
{
$this->Socket->Read( );
$ReadMore = $this->Buffer->Remaining( ) > 0 && $this->Buffer->GetByte( ) === SourceQuery::S2A_RCON;
$ReadMore = $Buffer->Remaining( ) > 0 && $Buffer->GetByte( ) === SourceQuery::S2A_RCON;
if( $ReadMore )
{
$Packet = $this->Buffer->Get( );
$Packet = $Buffer->Get( );
$Buffer .= SubStr( $Packet, 0, -2 );
// Let's assume if this packet is not long enough, there are no more after this one
@@ -115,7 +107,7 @@
}
while( $ReadMore );
$this->Buffer->Set( Trim( $Buffer ) );
$Buffer->Set( Trim( $Buffer ) );
}
public function Command( $Command )
@@ -126,9 +118,9 @@
}
$this->Write( 0, 'rcon ' . $this->RconChallenge . ' "' . $this->RconPassword . '" ' . $Command . "\0" );
$this->Read( );
$Buffer = $this->Read( );
return $this->Buffer->Get( );
return $Buffer->Get( );
}
public function Authorize( $Password )
@@ -136,14 +128,14 @@
$this->RconPassword = $Password;
$this->Write( 0, 'challenge rcon' );
$this->Socket->Read( );
$Buffer = $this->Socket->Read( );
if( $this->Buffer->Get( 14 ) !== 'challenge rcon' )
if( $Buffer->Get( 14 ) !== 'challenge rcon' )
{
return false;
}
$this->RconChallenge = Trim( $this->Buffer->Get( ) );
$this->RconChallenge = Trim( $Buffer->Get( ) );
return true;
}
SourceQuery/Socket.php
+30 -37
View File
@@ -32,18 +32,6 @@
public $Port;
public $Timeout;
/**
* Points to buffer class
*
* @var Buffer
*/
private $Buffer;
public function __construct( $Buffer )
{
$this->Buffer = $Buffer;
}
public function Close( )
{
if( $this->Socket )
@@ -80,22 +68,25 @@
return $Length === FWrite( $this->Socket, $Command, $Length );
}
/**
* Reads from socket and returns Buffer.
*
* @throws InvalidPacketException
*
* @return Buffer Buffer
*/
public function Read( $Length = 1400 )
{
$this->ReadBuffer( FRead( $this->Socket, $Length ), $Length );
}
$Buffer = new Buffer( );
$Buffer->Set( FRead( $this->Socket, $Length ) );
protected function ReadBuffer( $Buffer, $Length )
{
$this->Buffer->Set( $Buffer );
if( $this->Buffer->Remaining( ) === 0 )
if( $Buffer->Remaining( ) === 0 )
{
// TODO: Should we throw an exception here?
return;
}
$Header = $this->Buffer->GetLong( );
$Header = $Buffer->GetLong( );
if( $Header === -1 ) // Single packet
{
@@ -103,19 +94,19 @@
}
else if( $Header === -2 ) // Split packet
{
$Packets = Array( );
$Packets = [];
$IsCompressed = false;
$ReadMore = false;
do
{
$RequestID = $this->Buffer->GetLong( );
$RequestID = $Buffer->GetLong( );
switch( $this->Engine )
{
case SourceQuery::GOLDSOURCE:
{
$PacketCountAndNumber = $this->Buffer->GetByte( );
$PacketCountAndNumber = $Buffer->GetByte( );
$PacketCount = $PacketCountAndNumber & 0xF;
$PacketNumber = $PacketCountAndNumber >> 4;
@@ -124,31 +115,31 @@
case SourceQuery::SOURCE:
{
$IsCompressed = ( $RequestID & 0x80000000 ) !== 0;
$PacketCount = $this->Buffer->GetByte( );
$PacketNumber = $this->Buffer->GetByte( ) + 1;
$PacketCount = $Buffer->GetByte( );
$PacketNumber = $Buffer->GetByte( ) + 1;
if( $IsCompressed )
{
$this->Buffer->GetLong( ); // Split size
$Buffer->GetLong( ); // Split size
$PacketChecksum = $this->Buffer->GetUnsignedLong( );
$PacketChecksum = $Buffer->GetUnsignedLong( );
}
else
{
$this->Buffer->GetShort( ); // Split size
$Buffer->GetShort( ); // Split size
}
break;
}
}
$Packets[ $PacketNumber ] = $this->Buffer->Get( );
$Packets[ $PacketNumber ] = $Buffer->Get( );
$ReadMore = $PacketCount > sizeof( $Packets );
}
while( $ReadMore && $this->Sherlock( $Length ) );
while( $ReadMore && $this->Sherlock( $Buffer, $Length ) );
$Buffer = Implode( $Packets );
$Data = Implode( $Packets );
// TODO: Test this
if( $IsCompressed )
@@ -159,23 +150,25 @@
throw new \RuntimeException( 'Received compressed packet, PHP doesn\'t have Bzip2 library installed, can\'t decompress.' );
}
$Buffer = bzdecompress( $Buffer );
$Data = bzdecompress( $Data );
if( CRC32( $Buffer ) !== $PacketChecksum )
if( CRC32( $Data ) !== $PacketChecksum )
{
throw new InvalidPacketException( 'CRC32 checksum mismatch of uncompressed packet data.', InvalidPacketException::CHECKSUM_MISMATCH );
}
}
$this->Buffer->Set( SubStr( $Buffer, 4 ) );
$Buffer->Set( SubStr( $Data, 4 ) );
}
else
{
throw new InvalidPacketException( 'Socket read: Raw packet header mismatch. (0x' . DecHex( $Header ) . ')', InvalidPacketException::PACKET_HEADER_MISMATCH );
}
return $Buffer;
}
private function Sherlock( $Length )
private function Sherlock( $Buffer, $Length )
{
$Data = FRead( $this->Socket, $Length );
@@ -184,8 +177,8 @@
return false;
}
$this->Buffer->Set( $Data );
$Buffer->Set( $Data );
return $this->Buffer->GetLong( ) === -2;
return $Buffer->GetLong( ) === -2;
}
}
SourceQuery/SourceQuery.php
+74 -84
View File
@@ -81,13 +81,6 @@
*/
private $Rcon;
/**
* Points to buffer class
*
* @var Buffer
*/
private $Buffer;
/**
* Points to socket class
*
@@ -118,8 +111,7 @@
public function __construct( )
{
$this->Buffer = new Buffer( );
$this->Socket = new Socket( $this->Buffer );
$this->Socket = new Socket( );
}
public function __destruct( )
@@ -176,8 +168,6 @@
$this->Connected = false;
$this->Challenge = 0;
$this->Buffer->Reset( );
$this->Socket->Close( );
if( $this->Rcon )
@@ -207,9 +197,9 @@
}
$this->Socket->Write( self::A2S_PING );
$this->Socket->Read( );
$Buffer = $this->Socket->Read( );
return $this->Buffer->GetByte( ) === self::S2A_PING;
return $Buffer->GetByte( ) === self::S2A_PING;
}
/**
@@ -230,9 +220,9 @@
}
$this->Socket->Write( self::A2S_INFO, "Source Engine Query\0" );
$this->Socket->Read( );
$Buffer = $this->Socket->Read( );
$Type = $this->Buffer->GetByte( );
$Type = $Buffer->GetByte( );
if( $Type === 0 )
{
@@ -248,32 +238,32 @@
* Because it sends answer for both protocols
*/
$Server[ 'Address' ] = $this->Buffer->GetString( );
$Server[ 'HostName' ] = $this->Buffer->GetString( );
$Server[ 'Map' ] = $this->Buffer->GetString( );
$Server[ 'ModDir' ] = $this->Buffer->GetString( );
$Server[ 'ModDesc' ] = $this->Buffer->GetString( );
$Server[ 'Players' ] = $this->Buffer->GetByte( );
$Server[ 'MaxPlayers' ] = $this->Buffer->GetByte( );
$Server[ 'Protocol' ] = $this->Buffer->GetByte( );
$Server[ 'Dedicated' ] = Chr( $this->Buffer->GetByte( ) );
$Server[ 'Os' ] = Chr( $this->Buffer->GetByte( ) );
$Server[ 'Password' ] = $this->Buffer->GetByte( ) === 1;
$Server[ 'IsMod' ] = $this->Buffer->GetByte( ) === 1;
$Server[ 'Address' ] = $Buffer->GetString( );
$Server[ 'HostName' ] = $Buffer->GetString( );
$Server[ 'Map' ] = $Buffer->GetString( );
$Server[ 'ModDir' ] = $Buffer->GetString( );
$Server[ 'ModDesc' ] = $Buffer->GetString( );
$Server[ 'Players' ] = $Buffer->GetByte( );
$Server[ 'MaxPlayers' ] = $Buffer->GetByte( );
$Server[ 'Protocol' ] = $Buffer->GetByte( );
$Server[ 'Dedicated' ] = Chr( $Buffer->GetByte( ) );
$Server[ 'Os' ] = Chr( $Buffer->GetByte( ) );
$Server[ 'Password' ] = $Buffer->GetByte( ) === 1;
$Server[ 'IsMod' ] = $Buffer->GetByte( ) === 1;
if( $Server[ 'IsMod' ] )
{
$Mod[ 'Url' ] = $this->Buffer->GetString( );
$Mod[ 'Download' ] = $this->Buffer->GetString( );
$this->Buffer->Get( 1 ); // NULL byte
$Mod[ 'Version' ] = $this->Buffer->GetLong( );
$Mod[ 'Size' ] = $this->Buffer->GetLong( );
$Mod[ 'ServerSide' ] = $this->Buffer->GetByte( ) === 1;
$Mod[ 'CustomDLL' ] = $this->Buffer->GetByte( ) === 1;
$Mod[ 'Url' ] = $Buffer->GetString( );
$Mod[ 'Download' ] = $Buffer->GetString( );
$Buffer->Get( 1 ); // NULL byte
$Mod[ 'Version' ] = $Buffer->GetLong( );
$Mod[ 'Size' ] = $Buffer->GetLong( );
$Mod[ 'ServerSide' ] = $Buffer->GetByte( ) === 1;
$Mod[ 'CustomDLL' ] = $Buffer->GetByte( ) === 1;
}
$Server[ 'Secure' ] = $this->Buffer->GetByte( ) === 1;
$Server[ 'Bots' ] = $this->Buffer->GetByte( );
$Server[ 'Secure' ] = $Buffer->GetByte( ) === 1;
$Server[ 'Bots' ] = $Buffer->GetByte( );
if( isset( $Mod ) )
{
@@ -288,69 +278,69 @@
throw new InvalidPacketException( 'GetInfo: Packet header mismatch. (0x' . DecHex( $Type ) . ')', InvalidPacketException::PACKET_HEADER_MISMATCH );
}
$Server[ 'Protocol' ] = $this->Buffer->GetByte( );
$Server[ 'HostName' ] = $this->Buffer->GetString( );
$Server[ 'Map' ] = $this->Buffer->GetString( );
$Server[ 'ModDir' ] = $this->Buffer->GetString( );
$Server[ 'ModDesc' ] = $this->Buffer->GetString( );
$Server[ 'AppID' ] = $this->Buffer->GetShort( );
$Server[ 'Players' ] = $this->Buffer->GetByte( );
$Server[ 'MaxPlayers' ] = $this->Buffer->GetByte( );
$Server[ 'Bots' ] = $this->Buffer->GetByte( );
$Server[ 'Dedicated' ] = Chr( $this->Buffer->GetByte( ) );
$Server[ 'Os' ] = Chr( $this->Buffer->GetByte( ) );
$Server[ 'Password' ] = $this->Buffer->GetByte( ) === 1;
$Server[ 'Secure' ] = $this->Buffer->GetByte( ) === 1;
$Server[ 'Protocol' ] = $Buffer->GetByte( );
$Server[ 'HostName' ] = $Buffer->GetString( );
$Server[ 'Map' ] = $Buffer->GetString( );
$Server[ 'ModDir' ] = $Buffer->GetString( );
$Server[ 'ModDesc' ] = $Buffer->GetString( );
$Server[ 'AppID' ] = $Buffer->GetShort( );
$Server[ 'Players' ] = $Buffer->GetByte( );
$Server[ 'MaxPlayers' ] = $Buffer->GetByte( );
$Server[ 'Bots' ] = $Buffer->GetByte( );
$Server[ 'Dedicated' ] = Chr( $Buffer->GetByte( ) );
$Server[ 'Os' ] = Chr( $Buffer->GetByte( ) );
$Server[ 'Password' ] = $Buffer->GetByte( ) === 1;
$Server[ 'Secure' ] = $Buffer->GetByte( ) === 1;
// The Ship (they violate query protocol spec by modifying the response)
if( $Server[ 'AppID' ] === 2400 )
{
$Server[ 'GameMode' ] = $this->Buffer->GetByte( );
$Server[ 'WitnessCount' ] = $this->Buffer->GetByte( );
$Server[ 'WitnessTime' ] = $this->Buffer->GetByte( );
$Server[ 'GameMode' ] = $Buffer->GetByte( );
$Server[ 'WitnessCount' ] = $Buffer->GetByte( );
$Server[ 'WitnessTime' ] = $Buffer->GetByte( );
}
$Server[ 'Version' ] = $this->Buffer->GetString( );
$Server[ 'Version' ] = $Buffer->GetString( );
// Extra Data Flags
if( $this->Buffer->Remaining( ) > 0 )
if( $Buffer->Remaining( ) > 0 )
{
$Server[ 'ExtraDataFlags' ] = $Flags = $this->Buffer->GetByte( );
$Server[ 'ExtraDataFlags' ] = $Flags = $Buffer->GetByte( );
// The server's game port
if( $Flags & 0x80 )
{
$Server[ 'GamePort' ] = $this->Buffer->GetShort( );
$Server[ 'GamePort' ] = $Buffer->GetShort( );
}
// The server's SteamID - does this serve any purpose?
if( $Flags & 0x10 )
{
$Server[ 'ServerID' ] = $this->Buffer->GetUnsignedLong( ) | ( $this->Buffer->GetUnsignedLong( ) << 32 ); // TODO: verify this
$Server[ 'ServerID' ] = $Buffer->GetUnsignedLong( ) | ( $Buffer->GetUnsignedLong( ) << 32 ); // TODO: verify this
}
// The spectator port and then the spectator server name
if( $Flags & 0x40 )
{
$Server[ 'SpecPort' ] = $this->Buffer->GetShort( );
$Server[ 'SpecName' ] = $this->Buffer->GetString( );
$Server[ 'SpecPort' ] = $Buffer->GetShort( );
$Server[ 'SpecName' ] = $Buffer->GetString( );
}
// The game tag data string for the server
if( $Flags & 0x20 )
{
$Server[ 'GameTags' ] = $this->Buffer->GetString( );
$Server[ 'GameTags' ] = $Buffer->GetString( );
}
// GameID -- alternative to AppID?
if( $Flags & 0x01 )
{
$Server[ 'GameID' ] = $this->Buffer->GetUnsignedLong( ) | ( $this->Buffer->GetUnsignedLong( ) << 32 );
$Server[ 'GameID' ] = $Buffer->GetUnsignedLong( ) | ( $Buffer->GetUnsignedLong( ) << 32 );
}
if( $this->Buffer->Remaining( ) > 0 )
if( $Buffer->Remaining( ) > 0 )
{
throw new InvalidPacketException( 'GetInfo: unread data? ' . $this->Buffer->Remaining( ) . ' bytes remaining in the buffer. Please report it to the library developer.',
throw new InvalidPacketException( 'GetInfo: unread data? ' . $Buffer->Remaining( ) . ' bytes remaining in the buffer. Please report it to the library developer.',
InvalidPacketException::BUFFER_NOT_EMPTY );
}
}
@@ -384,10 +374,10 @@
case self::GETCHALLENGE_ALL_CLEAR:
{
$this->Socket->Write( self::A2S_PLAYER, $this->Challenge );
$this->Socket->Read( 14000 ); // Moronic Arma 3 developers do not split their packets, so we have to read more data
$Buffer = $this->Socket->Read( 14000 ); // Moronic Arma 3 developers do not split their packets, so we have to read more data
// This violates the protocol spec, and they probably should fix it: https://developer.valvesoftware.com/wiki/Server_queries#Protocol
$Type = $this->Buffer->GetByte( );
$Type = $Buffer->GetByte( );
if( $Type === 0 )
{
@@ -402,15 +392,15 @@
}
}
$Players = Array( );
$Count = $this->Buffer->GetByte( );
$Players = [];
$Count = $Buffer->GetByte( );
while( $Count-- > 0 && $this->Buffer->Remaining( ) > 0 )
while( $Count-- > 0 && $Buffer->Remaining( ) > 0 )
{
$Player[ 'Id' ] = $this->Buffer->GetByte( ); // PlayerID, is it just always 0?
$Player[ 'Name' ] = $this->Buffer->GetString( );
$Player[ 'Frags' ] = $this->Buffer->GetLong( );
$Player[ 'Time' ] = (int)$this->Buffer->GetFloat( );
$Player[ 'Id' ] = $Buffer->GetByte( ); // PlayerID, is it just always 0?
$Player[ 'Name' ] = $Buffer->GetString( );
$Player[ 'Frags' ] = $Buffer->GetLong( );
$Player[ 'Time' ] = (int)$Buffer->GetFloat( );
$Player[ 'TimeF' ] = GMDate( ( $Player[ 'Time' ] > 3600 ? "H:i:s" : "i:s" ), $Player[ 'Time' ] );
$Players[ ] = $Player;
@@ -445,9 +435,9 @@
case self::GETCHALLENGE_ALL_CLEAR:
{
$this->Socket->Write( self::A2S_RULES, $this->Challenge );
$this->Socket->Read( );
$Buffer = $this->Socket->Read( );
$Type = $this->Buffer->GetByte( );
$Type = $Buffer->GetByte( );
if( $Type === 0 )
{
@@ -462,13 +452,13 @@
}
}
$Rules = Array( );
$Count = $this->Buffer->GetShort( );
$Rules = [];
$Count = $Buffer->GetShort( );
while( $Count-- > 0 && $this->Buffer->Remaining( ) > 0 )
while( $Count-- > 0 && $Buffer->Remaining( ) > 0 )
{
$Rule = $this->Buffer->GetString( );
$Value = $this->Buffer->GetString( );
$Rule = $Buffer->GetString( );
$Value = $Buffer->GetString( );
if( !Empty( $Rule ) )
{
@@ -502,15 +492,15 @@
}
$this->Socket->Write( $Header, 0xFFFFFFFF );
$this->Socket->Read( );
$Buffer = $this->Socket->Read( );
$Type = $this->Buffer->GetByte( );
$Type = $Buffer->GetByte( );
switch( $Type )
{
case self::S2A_CHALLENGE:
{
$this->Challenge = $this->Buffer->Get( 4 );
$this->Challenge = $Buffer->Get( 4 );
return self::GETCHALLENGE_ALL_CLEAR;
}
@@ -555,13 +545,13 @@
{
case SourceQuery::GOLDSOURCE:
{
$this->Rcon = new GoldSourceRcon( $this->Buffer, $this->Socket );
$this->Rcon = new GoldSourceRcon( $this->Socket );
break;
}
case SourceQuery::SOURCE:
{
$this->Rcon = new SourceRcon( $this->Buffer, $this->Socket );
$this->Rcon = new SourceRcon( $this->Socket );
break;
}
SourceQuery/SourceRcon.php
+33 -39
View File
@@ -27,13 +27,6 @@
*/
class SourceRcon
{
/**
* Points to buffer class
*
* @var Buffer
*/
private $Buffer;
/**
* Points to socket class
*
@@ -44,9 +37,8 @@
private $RconSocket;
private $RconRequestId;
public function __construct( $Buffer, $Socket )
public function __construct( $Socket )
{
$this->Buffer = $Buffer;
$this->Socket = $Socket;
}
@@ -92,50 +84,52 @@
public function Read( )
{
$this->Buffer->Set( FRead( $this->RconSocket, 4 ) );
$Buffer = new Buffer( );
$Buffer->Set( FRead( $this->RconSocket, 4 ) );
if( $this->Buffer->Remaining( ) < 4 )
if( $Buffer->Remaining( ) < 4 )
{
throw new InvalidPacketException( 'Rcon read: Failed to read any data from socket', InvalidPacketException::BUFFER_EMPTY );
}
$PacketSize = $this->Buffer->GetLong( );
$PacketSize = $Buffer->GetLong( );
$this->Buffer->Set( FRead( $this->RconSocket, $PacketSize ) );
$Buffer->Set( FRead( $this->RconSocket, $PacketSize ) );
$Buffer = $this->Buffer->Get( );
$Data = $Buffer->Get( );
$Remaining = $PacketSize - StrLen( $Buffer );
$Remaining = $PacketSize - StrLen( $Data );
while( $Remaining > 0 )
{
$Buffer2 = FRead( $this->RconSocket, $Remaining );
$Data2 = FRead( $this->RconSocket, $Remaining );
$PacketSize = StrLen( $Buffer2 );
$PacketSize = StrLen( $Data2 );
if( $PacketSize === 0 )
{
throw new InvalidPacketException( 'Read ' . strlen( $Buffer ) . ' bytes from socket, ' . $Remaining . ' remaining', InvalidPacketException::BUFFER_EMPTY );
throw new InvalidPacketException( 'Read ' . strlen( $Data ) . ' bytes from socket, ' . $Remaining . ' remaining', InvalidPacketException::BUFFER_EMPTY );
break;
}
$Buffer .= $Buffer2;
$Data .= $Data2;
$Remaining -= $PacketSize;
}
$this->Buffer->Set( $Buffer );
$Buffer->Set( $Data );
return $Buffer;
}
public function Command( $Command )
{
$this->Write( SourceQuery::SERVERDATA_EXECCOMMAND, $Command );
$Buffer = $this->Read( );
$this->Read( );
$Buffer->GetLong( ); // RequestID
$this->Buffer->GetLong( ); // RequestID
$Type = $this->Buffer->GetLong( );
$Type = $Buffer->GetLong( );
if( $Type === SourceQuery::SERVERDATA_AUTH_RESPONSE )
{
@@ -146,57 +140,57 @@
return false;
}
$Buffer = $this->Buffer->Get( );
$Data = $Buffer->Get( );
// We do this stupid hack to handle split packets
// See https://developer.valvesoftware.com/wiki/Source_RCON_Protocol#Multiple-packet_Responses
if( StrLen( $Buffer ) >= 4000 )
if( StrLen( $Data ) >= 4000 )
{
do
{
$this->Write( SourceQuery::SERVERDATA_RESPONSE_VALUE );
$this->Read( );
$Buffer = $this->Read( );
$this->Buffer->GetLong( ); // RequestID
$Buffer->GetLong( ); // RequestID
if( $this->Buffer->GetLong( ) !== SourceQuery::SERVERDATA_RESPONSE_VALUE )
if( $Buffer->GetLong( ) !== SourceQuery::SERVERDATA_RESPONSE_VALUE )
{
break;
}
$Buffer2 = $this->Buffer->Get( );
$Data2 = $Buffer->Get( );
if( $Buffer2 === "\x00\x01\x00\x00\x00\x00" )
if( $Data2 === "\x00\x01\x00\x00\x00\x00" )
{
break;
}
$Buffer .= $Buffer2;
$Data .= $Data2;
}
while( true );
}
return rtrim( $Buffer, "\0" );
return rtrim( $Data, "\0" );
}
public function Authorize( $Password )
{
$this->Write( SourceQuery::SERVERDATA_AUTH, $Password );
$this->Read( );
$Buffer = $this->Read( );
$RequestID = $this->Buffer->GetLong( );
$Type = $this->Buffer->GetLong( );
$RequestID = $Buffer->GetLong( );
$Type = $Buffer->GetLong( );
// If we receive SERVERDATA_RESPONSE_VALUE, then we need to read again
// More info: https://developer.valvesoftware.com/wiki/Source_RCON_Protocol#Additional_Comments
if( $Type === SourceQuery::SERVERDATA_RESPONSE_VALUE )
{
$this->Read( );
$Buffer = $this->Read( );
$RequestID = $this->Buffer->GetLong( );
$Type = $this->Buffer->GetLong( );
$RequestID = $Buffer->GetLong( );
$Type = $Buffer->GetLong( );
}
if( $RequestID === -1 || $Type !== SourceQuery::SERVERDATA_AUTH_RESPONSE )