[C#]
    bool ExtensionCmd(string Extension);
    bool ExtensionCmd(string Extension, byte[] DataBuffer);
    bool ExtensionCmd(byte[] Extension);
    bool ExtensionCmd(byte[] Extension, byte[] DataBuffer);

[VB.NET]
    Function ExtensionCmd(ByVal Extension As String) As Boolean
    Function ExtensionCmd(ByVal Extension As String, ByVal DataBuffer As Byte()) As Boolean
    Function ExtensionCmd(ByVal Extension As Byte()) As Boolean
    Function ExtensionCmd(ByVal Extension As Byte(), ByVal DataBuffer As Byte()) As Boolean

[Pascal]
    function ExtensionCmd(const Extension : string) : boolean;
    function ExtensionCmd(const Extension : string; const DataBuffer: ByteArray) : boolean;

[C++]
    bool ExtensionCmd(const std::string &Extension, void * DataBuffer, int32_t Size);
    bool ExtensionCmd(const std::string &Extension);
    bool ExtensionCmd(const std::string &Extension, const std::vector<uint8_t> &DataBuffer);
    bool ExtensionCmd(const std::vector<uint8_t> &Extension);
    bool ExtensionCmd(const std::vector<uint8_t> &Extension, void * DataBuffer, int32_t Size);
    bool ExtensionCmd(const std::vector<uint8_t> &Extension, const std::vector<uint8_t> &DataBuffer);

[PHP]
    bool ExtensionCmd(string $Extension, TSBPointer|array of byte|string|NULL $DataBuffer, integer $Size)
    bool ExtensionCmd(string $Extension)
    bool ExtensionCmd(string $Extension, array of byte|string|NULL $DataBuffer)
    bool ExtensionCmd(array of byte|string|NULL $Extension)
    bool ExtensionCmd(array of byte|string|NULL $Extension, TSBPointer|array of byte|string|NULL $DataBuffer, integer $Size)
    bool ExtensionCmd(array of byte|string|NULL $Extension, array of byte|string|NULL $DataBuffer)

[Java]
    boolean extensionCmd(byte[] Extension, byte[] DataBuffer);
    boolean extensionCmd(byte[] Extension);
    boolean extensionCmd(String Extension, byte[] DataBuffer);
    boolean extensionCmd(String Extension);