Enum ¶ OS (Enum) SocketType (Enum)

OS (ENUM) ¶ TYPE OS : Not in use! Internally used to differe between several operating systems. Some require special socket handling. InOut: Name Initial AnySystem 0 Linux

UDPDriver (FB) ¶ FUNCTION_BLOCK UDPDriver UDP driver creates, maintains and closes sockets Methods: ClosePort CreatePort Select Structure: ClosePort (Method) CreatePort (Method) Select (Method)

UDPDriver.ClosePort (METH) ¶ METHOD ClosePort : SysTypes.RTS_IEC_RESULT Close the udp port InOut: Scope Name Type Comment Return ClosePort SysTypes.RTS_IEC_RESULT Input pPort POINTER TO Port Port to close Output eLogCode ErrorCode

UDPDriver.CreatePort (METH) ¶ METHOD CreatePort : SysTypes.RTS_IEC_RESULT Create a new port InOut: Scope Name Type Comment Return CreatePort SysTypes.RTS_IEC_RESULT Input pPort POINTER TO Port Pointer of the port to be created Output eLogCode ErrorCode

UDPDriver.Select (METH) ¶ METHOD Select : SysTypes.RTS_IEC_RESULT Encapsulates SysSockSelect. InOut: Scope Name Type Comment Return Select SysTypes.RTS_IEC_RESULT Input iTimeOut INT Time out in micro seconds, set to 0 to disable time out. Inout strRecvSet SysSocket.SOCKET_FD_SET List of streams to be checked for receive. Only streams which are ready for reception will remain in this list. strSendSet SysSocket.SOCKET_FD_SET List of streams to be checked for send. Only streams which are ready for sending will remain in this list. strErrorSet SysSocket.SOCKET_FD_SET List of streams to be checked for errors. Only streams which are having an error will remain in this list. Output diReady DINT eLogCode ErrorCode

Functions ¶ FD_CLR (Function) IPARRAY_TO_IPSTRING (Function) IPARRAY_TO_UDINT (Function) IPSTRING_TO_UDINT (Function) IS_MULTICAST_GROUP (Function) UDINT_TO_HEX (Function) UDINT_TO_IPARRAY (Function) UDINT_TO_IPSTRING (Function) UINT_TO_HEX (Function)

FD_CLR (FUN) ¶ FUNCTION FD_CLR : UDINT Remove a socket from a fd set. InOut: Scope Name Type Return FD_CLR UDINT Input hSocket RTS_IEC_HANDLE pfs POINTER TO SysSocket.SOCKET_FD_SET

IPARRAY_TO_IPSTRING (FUN) ¶ FUNCTION IPARRAY_TO_IPSTRING : STRING Converts a byte array to a readable ip address string InOut: Scope Name Type Return IPARRAY_TO_IPSTRING STRING Input abyIPAddress ARRAY [0..3] OF BYTE

IPARRAY_TO_UDINT (FUN) ¶ FUNCTION IPARRAY_TO_UDINT : UDINT Converts a byte array to an udint ip address value InOut: Scope Name Type Return IPARRAY_TO_UDINT UDINT Input abyIPAddress ARRAY [0..3] OF BYTE