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TCP_COMM.scl
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TCP_COMM.scl
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// Name: FB103
// Symbolic Name: TCP_COMM
// Symbol Comment: TCP Kommunikation
// Family: COMM
// Version: 4.0
// Author: SIEMENS
// Last modified: 02/10/2012
// Use: FB63,FB64,FB65,FB66,FB99,SFB4,FC99
// Size: 7112 bytes
// Signature: generiert vom SCL Übersetzer Version: SCLCOMP K05.03.07.00_01.02.00.01 release
{
Scl_ResetOptions ;
Scl_OverwriteBlocks:= 'y' ;
Scl_GenerateReferenceData := 'y' ;
Scl_S7ServerActive:= 'n' ;
Scl_CreateObjectCode:= 'y' ;
Scl_OptimizeObjectCode:= 'y' ;
Scl_MonitorArrayLimits:= 'n' ;
Scl_CreateDebugInfo := 'n' ;
Scl_SetOKFlag:= 'n' ;
Scl_SetMaximumStringLength:= '254'
}
FUNCTION_BLOCK FB1103
TITLE ='TCP_COMM'
AUTHOR : SIEMENS
FAMILY : COMM
NAME : TCP_COMM
VERSION : '4.0'
VAR_INPUT
ID : WORD ;
DATA_TRANSFER : BOOL ;
SEND_RCV : BOOL ;
CONNECT_DISCONNECT : BOOL ;
KEEP_ALIVE : BOOL ;
ANLAUF : BOOL ;
LENGTH : INT ;
MONITOR : TIME ;
LOGGING_LEVEL : INT ;
MESSAGE_COUNT : INT ;
WAIT_TIME : TIME ;
CONN_DB : BLOCK_DB ;
END_VAR
VAR_OUTPUT
CONN_ESTABLISHED : BOOL ;
BUSY : BOOL ;
DONE : BOOL ;
ERROR : BOOL ;
STATUS : WORD ;
STATUS_FUNC : STRING [8 ];
END_VAR
VAR_IN_OUT
ENQ : BOOL ;
UDT_CONN : ANY ;
DATA : ANY ;
END_VAR
VAR
TCON : FB65;
TSEND : FB63;
TRCV : FB64;
TDISCON : FB66;
TON : SFB4;
TDISCON_MONITORING : TIME ;
MONITOR_TIME : TIME ;
Number_of_Function : INT ;
Save_STATUS : WORD ;
Save_ERROR : BOOL ;
Save_DONE : BOOL ;
MONITOR_active : BOOL ;
TCON_Req : BOOL ;
TSEND_Req : BOOL ;
TRCV_Req : BOOL ;
TDISCON_Req : BOOL ;
TCON_Busy : BOOL ;
TSEND_Busy : BOOL ;
TRCV_Busy : BOOL ;
TDISCON_Busy : BOOL ;
ENQ_Save : BOOL ;
OrderErrorDiscon : BOOL ;
Logging_Level_Old : INT ;
UDPLogger : FB99;
serialnumber : DINT ;
logdata : ARRAY [1 .. 28 ] OF BYTE := 28 (B#16#0) ;
END_VAR
VAR_TEMP
retval : INT ;
loopcounter : INT ;
END_VAR
BEGIN
BUSY:=false;
DONE:=false;
ERROR:=false;
STATUS:=W#16#0;
STATUS_FUNC:='';
IF Logging_Level_Old<>LOGGING_LEVEL THEN
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := Number_of_Function
,iNew_Message := false
);
Logging_Level_Old:=LOGGING_LEVEL;
END_IF;
IF ANLAUF THEN
ANLAUF:=false;
CONN_ESTABLISHED:=false;
TDISCON_MONITORING:=T#1M30S;
ENQ:=false;
ENQ_Save:=false;
MONITOR_active:=false;
TCON_Req:=false;
TSEND_Req:=false;
TRCV_Req:=false;
TDISCON_Req:=false;
TCON_Busy:=false;
TSEND_Busy:=false;
TRCV_Busy:=false;
TDISCON_Busy:=false;
Save_DONE:=false;
Save_ERROR:=false;
Save_STATUS:=W#16#0;
Number_of_Function:=0;
OrderErrorDiscon:=false;
TON(IN:=false);
TCON(REQ:=false);
TSEND(REQ:=false);
TRCV(EN_R:=false);
TDISCON(REQ:=false);
ELSE
IF (NOT DATA_TRANSFER AND ENQ) AND NOT CONNECT_DISCONNECT AND NOT TDISCON_Busy THEN
TDISCON_Req:=true;
END_IF;
IF NOT ENQ_Save AND ENQ AND NOT BUSY THEN
IF DATA_TRANSFER THEN
TSEND_Req:=SEND_RCV;
TRCV_Req:= NOT TSEND_Req;
IF MONITOR>T#0ms AND TRCV_Req THEN
MONITOR_active:=true;
END_IF;
ELSE
TCON_Req:=CONNECT_DISCONNECT;
END_IF;
MONITOR_TIME:=MONITOR;
END_IF;
ENQ_Save:=ENQ;
IF TCON_Req OR TCON_Busy THEN
TCON(REQ := TCON_Req
,ID := ID
,CONNECT := UDT_CONN
);
TCON_Busy:=TCON.BUSY;
DONE:=TCON.DONE;
Save_ERROR:=TCON.ERROR;
Save_STATUS:=TCON.STATUS;
IF NOT TCON_Busy AND TCON_Req OR Save_STATUS=W#16#80A7 THEN
IF LOGGING_LEVEL=1 OR LOGGING_LEVEL=2 OR (Save_STATUS=W#16#80A7 AND LOGGING_LEVEL=3) THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TCON.STATUS
,Function_Type := 'TCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 1
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
TCON(REQ:=false);
IF Save_Status=W#16#80A7 THEN
TCON(REQ := true
,ID := ID
,CONNECT := UDT_CONN
);
TCON_Busy:=TCON.BUSY;
DONE:=TCON.DONE;
Save_ERROR:=TCON.ERROR;
Save_STATUS:=TCON.STATUS;
IF LOGGING_LEVEL=1 OR LOGGING_LEVEL=2 OR (LOGGING_LEVEL=3 AND Save_ERROR) THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TCON.STATUS
,Function_Type := 'TCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 1
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
END_IF;
IF TCON_Req AND TCON_Busy THEN
MONITOR_active:=true;
IF LOGGING_LEVEL=1 OR LOGGING_LEVEL=2 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TCON.STATUS
,Function_Type := 'TCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 1
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
TCON_Req:=false;
IF Save_STATUS=W#16#80A3 OR DONE THEN
CONN_ESTABLISHED:=true;
DONE:=true;
Save_ERROR:=false;
IF LOGGING_LEVEL=1 OR LOGGING_LEVEL=2 OR (Save_STATUS=W#16#80A3 AND LOGGING_LEVEL=3) THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TCON.STATUS
,Function_Type := 'TCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 1
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
ELSE
IF Save_ERROR THEN
Number_of_Function:=1;
CONN_ESTABLISHED:=false;
OrderErrorDiscon:=true;
TDISCON_Req:=true;
IF LOGGING_LEVEL>0 AND LOGGING_LEVEL<4 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TCON.STATUS
,Function_Type := 'TCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 1
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
END_IF;
END_IF;
IF TSEND_Req OR TSEND_Busy THEN
TSEND(REQ := TSEND_Req
,ID := ID
,LEN := LENGTH
,DATA := DATA
);
TSEND_Busy:=TSEND.BUSY;
DONE:=TSEND.DONE;
Save_ERROR:=TSEND.ERROR;
Save_STATUS:=TSEND.STATUS;
IF TSEND_Req THEN
TSEND_Req:=false;
IF LOGGING_LEVEL=2 OR(LOGGING_LEVEL=3 AND Save_ERROR) THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TSEND.STATUS
,Function_Type := 'TSEND '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 2
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
IF NOT TSEND_Busy THEN
TSEND(REQ := false);
END_IF;
END_IF;
IF Save_ERROR THEN
MONITOR_active:=false;
IF Save_STATUS=W#16#80A1 OR Save_STATUS=W#16#80C4 THEN
Number_of_Function:=2;
OrderErrorDiscon:=true;
TDISCON_Req:=true;
ELSE
ERROR:=Save_ERROR;
STATUS:=Save_STATUS;
STATUS_FUNC:='TSEND';
END_IF;
ELSIF DONE THEN
MONITOR_active:=false;
END_IF;
IF Save_ERROR OR DONE THEN
IF LOGGING_LEVEL=2 OR (LOGGING_LEVEL=3 AND Save_ERROR) THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TSEND.STATUS
,Function_Type := 'TSEND '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 2
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
END_IF;
IF TRCV_Req THEN
IF NOT TDISCON_Req THEN
TRCV(EN_R := TRCV_Req
,ID := ID
,LEN := LENGTH
,DATA := DATA
);
DONE:=TRCV.NDR;
TRCV_Busy:=TRCV.BUSY;
IF LOGGING_LEVEL=2 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TRCV.STATUS
,Function_Type := 'TRCV '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 3
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
IF TRCV.NDR OR TRCV.ERROR THEN
MONITOR_active:=false;
LENGTH:=TRCV.RCVD_LEN;
IF TRCV.ERROR THEN
STATUS_FUNC:='TRCV';
IF TRCV.STATUS=W#16#80A1 OR TRCV.STATUS=W#16#80C4 THEN
Number_of_Function:=3;
Save_STATUS:=TRCV.STATUS;
OrderErrorDiscon:=true;
TDISCON_Req:=true;
ELSE
ERROR:=TRCV.ERROR;
STATUS:=TRCV.STATUS;
END_IF;
END_IF;
TRCV_Req:=false;
IF LOGGING_LEVEL=2 OR LOGGING_LEVEL=3 AND TRCV.ERROR THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TRCV.STATUS
,Function_Type := 'TRCV '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 3
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
ELSE
TRCV(EN_R:=false);
END_IF;
END_IF;
TON(IN:=MONITOR_active,PT:=MONITOR_TIME );
IF TON.Q THEN
MONITOR_active:=false;
TON(IN:=false);
IF TCON_Busy THEN
Save_STATUS:=W#16#A100;
TCON_Busy:=false;
OrderErrorDiscon:=true;
TDISCON_Req:=true;
IF LOGGING_LEVEL>0 AND LOGGING_LEVEL<4 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := Save_STATUS
,Function_Type := 'TCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 3
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
IF TRCV_Busy THEN
Save_STATUS:=W#16#A100;
TRCV_Req:=false;
TRCV_Busy:=false;
OrderErrorDiscon:=true;
TDISCON_Req:=true;
IF LOGGING_LEVEL=2 OR LOGGING_LEVEL=3 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := Save_STATUS
,Function_Type := 'TRCV '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 3
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
IF TDISCON_Busy THEN
STATUS:=W#16#A101;
TDISCON_Busy:=false;
OrderErrorDiscon:=false;
IF LOGGING_LEVEL>0 AND LOGGING_LEVEL<4 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := STATUS
,Function_Type := 'TDISCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 3
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
END_IF;
END_IF;
IF TDISCON_Req OR TDISCON_Busy THEN
TDISCON(REQ := TDISCON_Req
,ID := ID
);
TDISCON_Busy:=TDISCON.BUSY;
Save_DONE:=TDISCON.DONE;
Save_ERROR:=TDISCON.ERROR;
IF TDISCON_Req THEN
IF LOGGING_LEVEL=1 OR LOGGING_LEVEL=2 THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TDISCON.STATUS
,Function_Type := 'TDISCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 3
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
IF NOT TDISCON_Busy THEN
IF NOT OrderErrorDiscon THEN
Save_STATUS:=TDISCON.STATUS;
END_IF;
TDISCON(REQ := false
);
ELSE
MONITOR_active:=true;
IF OrderErrorDiscon THEN
MONITOR_TIME:=TDISCON_MONITORING;
END_IF;
END_IF;
TDISCON_Req:=false;
END_IF;
IF Save_DONE OR Save_ERROR THEN
MONITOR_active:=false;
IF NOT OrderErrorDiscon THEN
IF Save_ERROR THEN
ERROR:=true;
STATUS:=Save_STATUS;
STATUS_FUNC:='TDISCON';
ELSE
DONE:=Save_DONE;
END_IF;
ELSE
ERROR:=true;
STATUS:=Save_STATUS;
Save_STATUS:=W#16#0;
IF Number_of_Function=1 THEN
STATUS_FUNC:='TCON';
END_IF;
IF Number_of_Function=2 THEN
STATUS_FUNC:='TSEND';
END_IF;
IF Number_of_Function=3 THEN
STATUS_FUNC:='TRCV';
END_IF;
Number_of_Function:=0;
END_IF;
IF LOGGING_LEVEL=1 OR LOGGING_LEVEL=2 OR (LOGGING_LEVEL=3 AND TDISCON.ERROR) THEN
UDP_MSG_BUILDER(serialnumber := serialnumber
,Connection_Data := UDT_CONN
,Status := TDISCON.STATUS
,Function_Type := 'TDISCON '
,ID := ID
,logdata := logdata
);
serialnumber:=serialnumber+1;
UDPLogger(iLogging_Level := LOGGING_LEVEL
,iConn_Data := CONN_DB
,iMessage_Count := MESSAGE_COUNT
,iWaitTime := WAIT_TIME
,iSeverity := LOGGING_LEVEL
,iFacility := 4
,iMessage_Data := logdata
,iNew_Message := true
);
END_IF;
CONN_ESTABLISHED:=false;
OrderErrorDiscon:=false;
END_IF;
END_IF;
BUSY:= TCON_Busy OR TSEND_Busy OR TRCV_Busy OR TDISCON_Busy;
IF DONE OR ERROR THEN
TON(IN:=false);
ENQ:=false;
ENQ_Save:=false;
END_IF;
END_IF;
IF LOGGING_LEVEL<>0 THEN
UDPLogger(iNew_Message := false
,iWaitTime := WAIT_TIME
,iMessage_Count := MESSAGE_COUNT
);
END_IF;
IF serialnumber>99999 THEN serialnumber:=0; END_IF;
END_FUNCTION_BLOCK