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#!/usr/bin/env python

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# -*- coding: utf-8 -*-

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import string, os, sys

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#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

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#based on the plcopen standard. 

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#

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#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

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#

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#See COPYING file for copyrights details.

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#

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#This library is free software; you can redistribute it and/or

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#modify it under the terms of the GNU General Public

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#License as published by the Free Software Foundation; either

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#version 2.1 of the License, or (at your option) any later version.

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#

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#This library is distributed in the hope that it will be useful,

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#but WITHOUT ANY WARRANTY; without even the implied warranty of

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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

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#General Public License for more details.

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#

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#You should have received a copy of the GNU General Public

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#License along with this library; if not, write to the Free Software

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#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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LANGUAGES = ["IL","ST","FBD","LD","SFC"]

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LOCATIONDATATYPES = {"X" : ["BOOL"],

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                     "B" : ["SINT", "USINT", "BYTE", "STRING"],

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                     "W" : ["INT", "UINT", "WORD", "WSTRING"],

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                     "D" : ["DINT", "UDINT", "REAL", "DWORD"],

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                     "L" : ["LINT", "ULINT", "LREAL", "LWORD"]} 

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_ = lambda x:x

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# Helper for emulate join on element list

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def JoinList(separator, mylist):

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    if len(mylist) > 0 :

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        return reduce(lambda x, y: x + separator + y, mylist)

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    else :

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        return mylist

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def generate_block(generator, block, body, link, order=False):

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    body_type = body.getcontent()["name"]

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    name = block.getinstanceName()

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    type = block.gettypeName()

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    executionOrderId = block.getexecutionOrderId()

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    block_infos = generator.GetBlockType(type)

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    if block_infos["type"] == "function":

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        output_variables = block.outputVariables.getvariable()

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        if not generator.ComputedBlocks.get(block, False) and not order:

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            generator.ComputedBlocks[block] = True

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            vars = []

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            one_input_connected = False

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            for i, variable in enumerate(block.inputVariables.getvariable()):

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                input_info = (generator.TagName, "block", block.getlocalId(), "input", i)

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                connections = variable.connectionPointIn.getconnections()

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                if connections is not None:

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                    parameter = variable.getformalParameter()

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                    if parameter != "EN":

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                        one_input_connected = True

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                    value = generator.ComputeExpression(body, connections, executionOrderId > 0)

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                    if len(output_variables) > 1:

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                        vars.append([(parameter, input_info),

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                                     (" := ", ())] + generator.ExtractModifier(variable, value, input_info))

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                    else:

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                        vars.append(generator.ExtractModifier(variable, value, input_info))

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            if one_input_connected:

    71

                for i, variable in enumerate(output_variables):

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                    parameter = variable.getformalParameter()

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                    if variable.getformalParameter() == "":

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                        variable_name = "%s%d"%(type, block.getlocalId())

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                    else:

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                        variable_name = "%s%d_%s"%(type, block.getlocalId(), parameter)

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                    if generator.Interface[-1][0] != "VAR" or generator.Interface[-1][1] is not None or generator.Interface[-1][2]:

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                        generator.Interface.append(("VAR", None, False, []))

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                    if variable.connectionPointOut in generator.ConnectionTypes:

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                        generator.Interface[-1][3].append((generator.ConnectionTypes[variable.connectionPointOut], variable_name, None, None))

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                    else:

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                        generator.Interface[-1][3].append(("ANY", variable_name, None, None))

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                    if len(output_variables) > 1 and parameter not in ["", "OUT"]:

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                        vars.append([(parameter, (generator.TagName, "block", block.getlocalId(), "output", i)), 

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                                     (" => %s"%variable_name, ())])

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                    else:

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                        output_info = (generator.TagName, "block", block.getlocalId(), "output", i)

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                        output_name = variable_name

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                generator.Program += [(generator.CurrentIndent, ()),

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                                      (output_name, output_info),

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                                      (" := ", ()),

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                                      (type, (generator.TagName, "block", block.getlocalId(), "type")),

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                                      ("(", ())]

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                generator.Program += JoinList([(", ", ())], vars)

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                generator.Program += [(");\n", ())]

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            else:

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                generator.Warnings.append(_("\"%s\" function cancelled in \"%s\" POU: No input connected")%(type, generator.TagName.split("::")[-1]))

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        if link:

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            connectionPoint = link.getposition()[-1]

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        else:

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            connectionPoint = None

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        for i, variable in enumerate(output_variables):

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            blockPointx, blockPointy = variable.connectionPointOut.getrelPositionXY()

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            if not connectionPoint or block.getx() + blockPointx == connectionPoint.getx() and block.gety() + blockPointy == connectionPoint.gety():

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                output_info = (generator.TagName, "block", block.getlocalId(), "output", i)

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                output_name = variable.getformalParameter()

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                if variable.getformalParameter() == "":

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                    output_name = "%s%d"%(type, block.getlocalId())

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                else:

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                    output_name = "%s%d_%s"%(type, block.getlocalId(), variable.getformalParameter())

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                return generator.ExtractModifier(variable, [(output_name, output_info)], output_info)

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    elif block_infos["type"] == "functionBlock":

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        if not generator.ComputedBlocks.get(block, False) and not order:

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            generator.ComputedBlocks[block] = True

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            vars = []

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            for i, variable in enumerate(block.inputVariables.getvariable()):

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                input_info = (generator.TagName, "block", block.getlocalId(), "input", i)

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                connections = variable.connectionPointIn.getconnections()

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                if connections is not None:

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                    parameter = variable.getformalParameter()

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                    value = generator.ComputeExpression(body, connections, executionOrderId > 0)

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                    vars.append([(parameter, input_info),

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                                 (" := ", ())] + generator.ExtractModifier(variable, value, input_info))

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            generator.Program += [(generator.CurrentIndent, ()), 

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                                  (name, (generator.TagName, "block", block.getlocalId(), "name")),

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                                  ("(", ())]

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            generator.Program += JoinList([(", ", ())], vars)

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            generator.Program += [(");\n", ())]

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        if link:

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            connectionPoint = link.getposition()[-1]

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        else:

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            connectionPoint = None

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        for i, variable in enumerate(block.outputVariables.getvariable()):

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            blockPointx, blockPointy = variable.connectionPointOut.getrelPositionXY()

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            if not connectionPoint or block.getx() + blockPointx == connectionPoint.getx() and block.gety() + blockPointy == connectionPoint.gety():

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                output_info = (generator.TagName, "block", block.getlocalId(), "output", i)

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                return generator.ExtractModifier(variable, [("%s.%s"%(name, variable.getformalParameter()), output_info)], output_info)

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    if link is not None:

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        raise ValueError, _("No output variable found")

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def initialise_block(type, name, block = None):

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    return [(type, name, None, None)]

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#-------------------------------------------------------------------------------

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#                        Function Block Types definitions

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#-------------------------------------------------------------------------------

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"""

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Ordored list of common Function Blocks defined in the IEC 61131-3

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Each block have this attributes:

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    - "name" : The block name

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    - "type" : The block type. It can be "function", "functionBlock" or "program"

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    - "extensible" : Boolean that define if the block is extensible

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    - "inputs" : List of the block inputs

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    - "outputs" : List of the block outputs

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    - "comment" : Comment that will be displayed in the block popup

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    - "generate" : Method that generator will call for generating ST block code

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Inputs and outputs are a tuple of characteristics that are in order:

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    - The name

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    - The data type

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    - The default modifier which can be "none", "negated", "rising" or "falling"

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"""

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BlockTypes = [{"name" : _("Standard function blocks"), "list":

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               [{"name" : "SR", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("S1","BOOL","none"),("R","BOOL","none")], 

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                    "outputs" : [("Q1","BOOL","none")],

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                    "comment" : _("SR bistable\nThe SR bistable is a latch where the Set dominates."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "RS", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("S","BOOL","none"),("R1","BOOL","none")], 

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                    "outputs" : [("Q1","BOOL","none")],

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                    "comment" : _("RS bistable\nThe RS bistable is a latch where the Reset dominates."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "SEMA", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CLAIM","BOOL","none"),("RELEASE","BOOL","none")], 

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                    "outputs" : [("BUSY","BOOL","none")],

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                    "comment" : _("Semaphore\nThe semaphore provides a mechanism to allow software elements mutually exclusive access to certain ressources."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "R_TRIG", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CLK","BOOL","none")], 

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                    "outputs" : [("Q","BOOL","none")],

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                    "comment" : _("Rising edge detector\nThe output produces a single pulse when a rising edge is detected."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "F_TRIG", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CLK","BOOL","none")], 

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                    "outputs" : [("Q","BOOL","none")],

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                    "comment" : _("Falling edge detector\nThe output produces a single pulse when a falling edge is detected."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "CTU", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CU","BOOL","rising"),("R","BOOL","none"),("PV","INT","none")], 

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                    "outputs" : [("Q","BOOL","none"),("CV","INT","none")],

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                    "comment" : _("Up-counter\nThe up-counter can be used to signal when a count has reached a maximum value."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "CTD", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CD","BOOL","rising"),("LD","BOOL","none"),("PV","INT","none")], 

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                    "outputs" : [("Q","BOOL","none"),("CV","INT","none")],

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                    "comment" : _("Down-counter\nThe down-counter can be used to signal when a count has reached zero, on counting down from a preset value."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "CTUD", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CU","BOOL","rising"),("CD","BOOL","rising"),("R","BOOL","none"),("LD","BOOL","none"),("PV","INT","none")], 

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                    "outputs" : [("QU","BOOL","none"),("QD","BOOL","none"),("CV","INT","none")],

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                    "comment" : _("Up-down counter\nThe up-down counter has two inputs CU and CD. It can be used to both count up on one input and down on the other."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "TP", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("IN","BOOL","none"),("PT","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("ET","TIME","none")],

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                    "comment" : _("Pulse timer\nThe pulse timer can be used to generate output pulses of a given time duration."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "TON", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("IN","BOOL","none"),("PT","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("ET","TIME","none")],

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                    "comment" : _("On-delay timer\nThe on-delay timer can be used to delay setting an output true, for fixed period after an input becomes true."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "TOF", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("IN","BOOL","none"),("PT","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("ET","TIME","none")],

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                    "comment" : _("Off-delay timer\nThe off-delay timer can be used to delay setting an output false, for fixed period after input goes false."),

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                    "generate" : generate_block, "initialise" : initialise_block},

   221

                ]},

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              {"name" : _("Additional function blocks"), "list":

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##                {"name" : "RTC", "type" : "functionBlock", "extensible" : False, 

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##                    "inputs" : [("EN","BOOL","none"),("PDT","DATE_AND_TIME","none")], 

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##                    "outputs" : [("Q","BOOL","none"),("CDT","DATE_AND_TIME","none")],

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##                    "comment" : _("Real time clock\nThe real time clock has many uses including time stamping, setting dates and times of day in batch reports, in alarm messages and so on."),

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##                    "generate" : generate_block, "initialise" : initialise_block},

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               [{"name" : "INTEGRAL", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("RUN","BOOL","none"),("R1","BOOL","none"),("XIN","REAL","none"),("X0","REAL","none"),("CYCLE","TIME","none")], 

   230

                    "outputs" : [("Q","BOOL","none"),("XOUT","REAL","none")],

   231

                    "comment" : _("Integral\nThe integral function block integrates the value of input XIN over time."),

   232

                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "DERIVATIVE", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("RUN","BOOL","none"),("XIN","REAL","none"),("CYCLE","TIME","none")], 

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                    "outputs" : [("XOUT","REAL","none")],

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                    "comment" : _("Derivative\nThe derivative function block produces an output XOUT proportional to the rate of change of the input XIN."),

   237

                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "PID", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("AUTO","BOOL","none"),("PV","REAL","none"),("SP","REAL","none"),("X0","REAL","none"),("KP","REAL","none"),("TR","REAL","none"),("TD","REAL","none"),("CYCLE","TIME","none")], 

   240

                    "outputs" : [("XOUT","REAL","none")],

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                    "comment" : _("PID\nThe PID (proportional, Integral, Derivative) function block provides the classical three term controller for closed loop control."),

   242

                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "RAMP", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("RUN","BOOL","none"),("X0","REAL","none"),("X1","REAL","none"),("TR","TIME","none"),("CYCLE","TIME","none"),("HOLDBACK","BOOL","none"),("ERROR","REAL","none"),("PV","REAL","none")], 

   245

                    "outputs" : [("RAMP","BOOL","none"),("XOUT","REAL","none")],

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                    "comment" : _("Ramp\nThe RAMP function block is modelled on example given in the standard but with the addition of a 'Holdback' feature."),

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "HYSTERESIS", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("XIN1","REAL","none"),("XIN2","REAL","none"),("EPS","REAL","none")], 

   250

                    "outputs" : [("Q","BOOL","none")],

   251

                    "comment" : _("Hysteresis\nThe hysteresis function block provides a hysteresis boolean output driven by the difference of two floating point (REAL) inputs XIN1 and XIN2."),

   252

                    "generate" : generate_block, "initialise" : initialise_block},

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##                {"name" : "RATIO_MONITOR", "type" : "functionBlock", "extensible" : False, 

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##                    "inputs" : [("PV1","REAL","none"),("PV2","REAL","none"),("RATIO","REAL","none"),("TIMON","TIME","none"),("TIMOFF","TIME","none"),("TOLERANCE","BOOL","none"),("RESET","BOOL","none"),("CYCLE","TIME","none")], 

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##                    "outputs" : [("ALARM","BOOL","none"),("TOTAL_ERR","BOOL","none")],

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##                    "comment" : _("Ratio monitor\nThe ratio_monitor function block checks that one process value PV1 is always a given ratio (defined by input RATIO) of a second process value PV2."),

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##                    "generate" : generate_block, "initialise" : initialise_block}

   258

                ]},

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             ]

   260

   261

   262

#-------------------------------------------------------------------------------

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#                           Data Types definitions

   264

#-------------------------------------------------------------------------------

   265

   266

"""

   267

Ordored list of common data types defined in the IEC 61131-3

   268

Each type is associated to his direct parent type. It defines then a hierarchy

   269

between type that permits to make a comparison of two types

   270

"""

   271

TypeHierarchy_list = [

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    ("ANY", None),

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    ("ANY_DERIVED", "ANY"),

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    ("ANY_ELEMENTARY", "ANY"),

   275

    ("ANY_MAGNITUDE", "ANY_ELEMENTARY"),

   276

    ("ANY_BIT", "ANY_ELEMENTARY"),

   277

    ("ANY_NBIT", "ANY_BIT"),

   278

    ("ANY_STRING", "ANY_ELEMENTARY"),

   279

    ("ANY_DATE", "ANY_ELEMENTARY"),

   280

    ("ANY_NUM", "ANY_MAGNITUDE"),

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    ("ANY_REAL", "ANY_NUM"),

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    ("ANY_INT", "ANY_NUM"),

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    ("ANY_SINT", "ANY_INT"),

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    ("ANY_UINT", "ANY_INT"),

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    ("BOOL", "ANY_BIT"),

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    ("SINT", "ANY_SINT"),

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    ("INT", "ANY_SINT"),

   288

    ("DINT", "ANY_SINT"),

   289

    ("LINT", "ANY_SINT"),

   290

    ("USINT", "ANY_UINT"),

   291

    ("UINT", "ANY_UINT"),

   292

    ("UDINT", "ANY_UINT"),

   293

    ("ULINT", "ANY_UINT"),

   294

    ("REAL", "ANY_REAL"),

   295

    ("LREAL", "ANY_REAL"),

   296

    ("TIME", "ANY_MAGNITUDE"),

   297

    ("DATE", "ANY_DATE"),

   298

    ("TOD", "ANY_DATE"),

   299

    ("DT", "ANY_DATE"),

   300

    ("STRING", "ANY_STRING"),

   301

    ("BYTE", "ANY_NBIT"),

   302

    ("WORD", "ANY_NBIT"),

   303

    ("DWORD", "ANY_NBIT"),

   304

    ("LWORD", "ANY_NBIT")

   305

    #("WSTRING", "ANY_STRING") # TODO

   306

]

   307

   308

TypeHierarchy = dict(TypeHierarchy_list)

   309

   310

"""

   311

returns true if the given data type is the same that "reference" meta-type or one of its types.

   312

"""

   313

def IsOfType(type, reference):

   314

    if reference is None:

   315

        return True

   316

    elif type == reference:

   317

        return True

   318

    else:

   319

        parent_type = TypeHierarchy[type]

   320

        if parent_type is not None:

   321

            return IsOfType(parent_type, reference)

   322

    return False

   323

   324

"""

   325

returns list of all types that correspont to the ANY* meta type

   326

"""

   327

def GetSubTypes(type):

   328

    return [typename for typename, parenttype in TypeHierarchy.items() if not typename.startswith("ANY") and IsOfType(typename, type)]

   329

   330

   331

DataTypeRange_list = [

   332

    ("SINT", (-2**7, 2**7 - 1)),

   333

    ("INT", (-2**15, 2**15 - 1)),

   334

    ("DINT", (-2**31, 2**31 - 1)),

   335

    ("LINT", (-2**31, 2**31 - 1)),

   336

    ("USINT", (0, 2**8 - 1)),

   337

    ("UINT", (0, 2**16 - 1)),

   338

    ("UDINT", (0, 2**31 - 1)),

   339

    ("ULINT", (0, 2**31 - 1))

   340

]

   341

   342

DataTypeRange = dict(DataTypeRange_list)

   343

   344

   345

   346

#-------------------------------------------------------------------------------

   347

#                             Test identifier

   348

#-------------------------------------------------------------------------------

   349

   350

   351

   352

# Test if identifier is valid

   353

def TestIdentifier(identifier):

   354

     if identifier[0].isdigit():

   355

        return False

   356

     words = identifier.split('_')

   357

     for i, word in enumerate(words):

   358

         if len(word) == 0 and i != 0:

   359

             return False

   360

         if len(word) != 0 and not word.isalnum():

   361

             return False

   362

     return True

   363

   364

   365

#-------------------------------------------------------------------------------

   366

#                        Standard functions list generation

   367

#-------------------------------------------------------------------------------

   368

   369

   370

"""

   371

take a .csv file and translate it it a "csv_table"

   372

"""            

   373

def csv_file_to_table(file):

   374

    return [ map(string.strip,line.split(';')) for line in file.xreadlines()]

   375

   376

"""

   377

seek into the csv table to a section ( section_name match 1st field )

   378

return the matching row without first field

   379

"""

   380

def find_section(section_name, table):

   381

    fields = [None]

   382

    while(fields[0] != section_name):

   383

        fields = table.pop(0)

   384

    return fields[1:]

   385

   386

"""

   387

extract the standard functions standard parameter names and types...

   388

return a { ParameterName: Type, ...}

   389

"""

   390

def get_standard_funtions_input_variables(table):

   391

    variables = find_section("Standard_functions_variables_types", table)

   392

    standard_funtions_input_variables = {}

   393

    fields = [True,True]

   394

    while(fields[1]):

   395

        fields = table.pop(0)

   396

        variable_from_csv = dict([(champ, val) for champ, val in zip(variables, fields[1:]) if champ!=''])

   397

        standard_funtions_input_variables[variable_from_csv['name']] = variable_from_csv['type']

   398

    return standard_funtions_input_variables

   399

   400

"""

   401

translate .csv file input declaration into PLCOpenEditor interessting values

   402

in : "(ANY_NUM, ANY_NUM)" and { ParameterName: Type, ...}

   403

return [("IN1","ANY_NUM","none"),("IN2","ANY_NUM","none")] 

   404

"""

   405

def csv_input_translate(str_decl, variables, base):

   406

    decl = str_decl.replace('(','').replace(')','').replace(' ','').split(',')

   407

    params = []

   408

   409

    len_of_not_predifined_variable = len([True for param_type in decl if param_type not in variables])

   410

   411

    for param_type in decl:

   412

        if param_type in variables.keys():

   413

            param_name = param_type

   414

            param_type = variables[param_type]

   415

        elif len_of_not_predifined_variable > 1:

   416

            param_name = "IN%d"%base

   417

            base += 1

   418

        else:

   419

            param_name = "IN"

   420

        params.append((param_name, param_type, "none"))

   421

    return params

   422

   423

   424

ANY_TO_ANY_LIST=[

   425

        # simple type conv are let as C cast

   426

        (("ANY_NUM","ANY_BIT"),("ANY_NUM","ANY_BIT"), ("return_type", "__move_", "IN_type")),

   427

        # TO_TIME

   428

        (("ANY_INT","ANY_BIT"),("ANY_DATE","TIME"), ("return_type", "__int_to_time", None)),

   429

        (("ANY_REAL",),("ANY_DATE","TIME"), ("return_type", "__real_to_time", None)),

   430

        (("ANY_STRING",), ("ANY_DATE","TIME"), ("return_type", "__string_to_time", None)),

   431

        # FROM_TIME

   432

        (("ANY_DATE","TIME"), ("ANY_REAL",), ("return_type", "__time_to_real", None)),

   433

        (("ANY_DATE","TIME"), ("ANY_INT","ANY_NBIT"), ("return_type", "__time_to_int", None)),

   434

        (("TIME",), ("ANY_STRING",), ("return_type", "__time_to_string", None)),

   435

        (("DATE",), ("ANY_STRING",), ("return_type", "__date_to_string", None)),

   436

        (("TOD",), ("ANY_STRING",), ("return_type", "__tod_to_string", None)),

   437

        (("DT",), ("ANY_STRING",), ("return_type", "__dt_to_string", None)),

   438

        # TO_STRING

   439

        (("BOOL",), ("ANY_STRING",), ("return_type", "__bool_to_string", None)),

   440

        (("ANY_BIT",), ("ANY_STRING",), ("return_type", "__bit_to_string", None)),

   441

        (("ANY_REAL",), ("ANY_STRING",), ("return_type", "__real_to_string", None)),

   442

        (("ANY_SINT",), ("ANY_STRING",), ("return_type", "__sint_to_string", None)),

   443

        (("ANY_UINT",), ("ANY_STRING",), ("return_type", "__uint_to_string", None)),

   444

        # FROM_STRING

   445

        (("ANY_STRING",), ("BOOL",), ("return_type", "__string_to_bool", None)),

   446

        (("ANY_STRING",), ("ANY_BIT",), ("return_type", "__string_to_bit", None)),

   447

        (("ANY_STRING",), ("ANY_SINT",), ("return_type", "__string_to_sint", None)),

   448

        (("ANY_STRING",), ("ANY_UINT",), ("return_type", "__string_to_uint", None)),

   449

        (("ANY_STRING",), ("ANY_REAL",), ("return_type", "__string_to_real", None))]

   450

   451

   452

BCD_TO_ANY_LIST=[

   453

        (("BYTE",),("USINT",), ("return_type", "__bcd_to_uint", None)),

   454

        (("WORD",),("UINT",), ("return_type", "__bcd_to_uint", None)),

   455

        (("DWORD",),("UDINT",), ("return_type", "__bcd_to_uint", None)),

   456

        (("LWORD",),("ULINT",), ("return_type", "__bcd_to_uint", None))]

   457

   458

   459

ANY_TO_BCD_LIST=[

   460

        (("USINT",),("BYTE",), ("return_type", "__uint_to_bcd", None)),

   461

        (("UINT",),("WORD",), ("return_type", "__uint_to_bcd", None)),

   462

        (("UDINT",),("DWORD",), ("return_type", "__uint_to_bcd", None)),

   463

        (("ULINT",),("LWORD",), ("return_type", "__uint_to_bcd", None))]

   464

   465

   466

def ANY_TO_ANY_FORMAT_GEN(any_to_any_list, fdecl):

   467

   468

    for (InTypes, OutTypes, Format) in any_to_any_list:

   469

        outs = reduce(lambda a,b: a or b, map(lambda testtype : IsOfType(fdecl["outputs"][0][1],testtype), OutTypes))

   470

        inps = reduce(lambda a,b: a or b, map(lambda testtype : IsOfType(fdecl["inputs"][0][1],testtype), InTypes))

   471

        if inps and outs and fdecl["outputs"][0][1] != fdecl["inputs"][0][1]:

   472

             return Format

   473

   474

    return None

   475

   476

   477

"""

   478

Returns this kind of declaration for all standard functions

   479

   480

            [{"name" : "Numerical", 'list': [   {   

   481

                'baseinputnumber': 1,

   482

                'comment': 'Addition',

   483

                'extensible': True,

   484

                'inputs': [   ('IN1', 'ANY_NUM', 'none'),

   485

                              ('IN2', 'ANY_NUM', 'none')],

   486

                'name': 'ADD',

   487

                'outputs': [('OUT', 'ANY_NUM', 'none')],

   488

                'type': 'function'}, ...... ] },.....]

   489

"""

   490

def get_standard_funtions(table):

   491