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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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    27

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

    29

    30

def generate_block(generator, block, body, link):

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    name = block.getInstanceName()

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    type = block.getTypeName()

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    block_infos = GetBlockType(type)

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

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        generator.GeneratePouProgram(type)

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        vars = []

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        for variable in block.inputVariables.getVariable():

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            connections = variable.connectionPointIn.getConnections()

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            if connections and len(connections) == 1:

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                value = generator.ComputeFBDExpression(body, connections[0])

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

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        variable = block.outputVariables.getVariable()[0]

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        return generator.ExtractModifier(variable, "%s(%s)"%(type, ", ".join(vars)))

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

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        if not generator.ComputedBlocks.get(name, False):

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            vars = []

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            for variable in block.inputVariables.getVariable():

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                connections = variable.connectionPointIn.getConnections()

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                if connections and len(connections) == 1:

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                    parameter = variable.getFormalParameter()

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                    value = generator.ComputeFBDExpression(body, connections[0])

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                    vars.append("%s := %s"%(parameter, generator.ExtractModifier(variable, value)))

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            generator.Program += "  %s(%s);\n"%(name, ", ".join(vars))

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            generator.ComputedBlocks[name] = True

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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 variable in block.outputVariables.getVariable():

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            blockPointx, blockPointy = variable.connectionPointOut.getRelPosition()

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            if not connectionPoint or block.getX() + blockPointx == connectionPoint.getX() and block.getY() + blockPointy == connectionPoint.getY():

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                return generator.ExtractModifier(variable, "%s.%s"%(name, variable.getFormalParameter()))

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        raise ValueError, "No output variable found"

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    65

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

    66

#                        Function Block Types definitions

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

    68

    69

    70

"""

    71

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

    72

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},

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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},

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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},

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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},

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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},

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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},

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

   118

                    "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},

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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 ans down on the other.",

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                    "generate" : generate_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},

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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" : "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},

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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" : "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},

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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},

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

   148

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

   149

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

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

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                    "generate" : generate_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.",

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                    "generate" : generate_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")], 

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

   160

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

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                    "generate" : generate_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")], 

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                    "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},

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

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

   169

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

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

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                    "generate" : generate_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}

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                ]},

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             ]

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PluginTypes = []

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   182

"""

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Function that returns the block definition associated to the block type given

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"""

   185

   186

def GetBlockType(type, inputs = None):

   187

    for category in BlockTypes + PluginTypes:

   188

        for blocktype in category["list"]:

   189

            if inputs:

   190

                block_inputs = tuple([var_type for name, var_type, modifier in blocktype["inputs"]])

   191

                same_inputs = inputs == block_inputs

   192

            else:

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                same_inputs = True

   194

            if blocktype["name"] == type and same_inputs:

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                return blocktype

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    return None

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   198

"""

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Function that add a new plugin to the plugin list

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"""

   201

   202

def AddPlugin(blocklist):

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    PluginTypes.append(blocklist)

   204

   205

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

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#                           Data Types definitions

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

   208

   209

"""

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

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

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between type that permits to make a comparison of two types

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"""

   214

TypeHierarchy_list = [

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    ("ANY", None),

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    ("ANY_DERIVED", "ANY"),

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    ("ANY_ELEMENTARY", "ANY"),

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    ("ANY_MAGNITUDE", "ANY_ELEMENTARY"),

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    ("ANY_BIT", "ANY_ELEMENTARY"),

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    ("ANY_NBIT", "ANY_BIT"),

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    ("ANY_STRING", "ANY_ELEMENTARY"),

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    ("ANY_DATE", "ANY_ELEMENTARY"),

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    ("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"),

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    ("DINT", "ANY_SINT"),

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    ("LINT", "ANY_SINT"),

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    ("USINT", "ANY_UINT"),

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    ("UINT", "ANY_UINT"),

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    ("UDINT", "ANY_UINT"),

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    ("ULINT", "ANY_UINT"),

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    ("REAL", "ANY_REAL"),

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    ("LREAL", "ANY_REAL"),

   239

    ("TIME", "ANY_MAGNITUDE"),

   240

    ("DATE", "ANY_DATE"),

   241

    ("TOD", "ANY_DATE"),

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    ("DT", "ANY_DATE"),

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    ("STRING", "ANY_STRING"),

   244

    ("BYTE", "ANY_NBIT"),

   245

    ("WORD", "ANY_NBIT"),

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    ("DWORD", "ANY_NBIT"),

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    ("LWORD", "ANY_NBIT")

   248

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

   249

]

   250

   251

TypeHierarchy = dict(TypeHierarchy_list)

   252

   253

"""

   254

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

   255

"""

   256

   257

def IsOfType(test, reference):

   258

    while test != None:

   259

        if test == reference:

   260

            return True

   261

        test = TypeHierarchy[test]

   262

    return False

   263

   264

"""

   265

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

   266

"""

   267

def GetSubTypes(reference):

   268

    return [ typename for typename, parenttype in TypeHierarchy_list if typename[:3] != "ANY" and IsOfType(typename, reference)]

   269

   270

   271

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

   272

#                             Test identifier

   273

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

   274

   275

   276

   277

# Test if identifier is valid

   278

def TestIdentifier(identifier):

   279

     if identifier[0].isdigit():

   280

        return False

   281

     words = identifier.split('_')

   282

     for i, word in enumerate(words):

   283

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

   284

             return False

   285

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

   286

             return False

   287

     return True

   288

   289

   290

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

   291

#                            Languages Keywords

   292

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

   293

   294

   295

# Keywords for Pou Declaration

   296

POU_KEYWORDS = ["FUNCTION", "END_FUNCTION", "FUNCTION_BLOCK", "END_FUNCTION_BLOCK",

   297

 "PROGRAM", "END_PROGRAM", "EN", "ENO", "F_EDGE", "R_EDGE"]

   298

for category in BlockTypes:

   299

    for block in category["list"]:

   300

        if block["name"] not in POU_KEYWORDS:

   301

            POU_KEYWORDS.append(block["name"])

   302

   303

   304

# Keywords for Type Declaration

   305

TYPE_KEYWORDS = ["TYPE", "END_TYPE", "STRUCT", "END_STRUCT", "ARRAY", "OF", "T",

   306

 "D", "TIME_OF_DAY", "DATE_AND_TIME"]

   307

TYPE_KEYWORDS.extend([keyword for keyword in TypeHierarchy.keys() if keyword not in TYPE_KEYWORDS])

   308

   309

   310

# Keywords for Variable Declaration

   311

VAR_KEYWORDS = ["VAR", "VAR_INPUT", "VAR_OUTPUT", "VAR_IN_OUT", "VAR_TEMP", 

   312

 "VAR_EXTERNAL", "END_VAR", "AT", "CONSTANT", "RETAIN", "NON_RETAIN"]

   313

   314

   315

# Keywords for Configuration Declaration

   316

CONFIG_KEYWORDS = ["CONFIGURATION", "END_CONFIGURATION", "RESOURCE", "ON", "END_RESOURCE",

   317

 "PROGRAM", "WITH", "READ_ONLY", "READ_WRITE", "TASK", "VAR_ACCESS", "VAR_CONFIG", 

   318

 "VAR_GLOBAL", "END_VAR"]

   319

   320

   321

# Keywords for Structured Function Chart

   322

SFC_KEYWORDS = ["ACTION", "END_ACTION", "INITIAL_STEP", "STEP", "END_STEP", "TRANSITION",

   323

 "FROM", "TO", "END_TRANSITION"]

   324

   325

   326

# Keywords for Instruction List

   327

IL_KEYWORDS = ["TRUE", "FALSE", "LD", "LDN", "ST", "STN", "S", "R", "AND", "ANDN", "OR", "ORN",

   328

 "XOR", "XORN", "NOT", "ADD", "SUB", "MUL", "DIV", "MOD", "GT", "GE", "EQ", "NE",

   329

 "LE", "LT", "JMP", "JMPC", "JMPNC", "CAL", "CALC", "CALNC", "RET", "RETC", "RETNC"]

   330

   331

   332

# Keywords for Instruction List and Structured Text

   333

ST_KEYWORDS = ["TRUE", "FALSE", "IF", "THEN", "ELSIF", "ELSE", "END_IF", "CASE", "OF", "END_CASE", 

   334

 "FOR", "TO", "BY", "DO", "END_FOR", "WHILE", "DO", "END_WHILE", "REPEAT", "UNTIL", 

   335

 "END_REPEAT", "EXIT", "RETURN", "NOT", "MOD", "AND", "XOR", "OR"]

   336

   337

   338

# All the keywords of IEC

   339

IEC_KEYWORDS = ["E", "TRUE", "FALSE"]

   340

IEC_KEYWORDS.extend([keyword for keyword in POU_KEYWORDS if keyword not in IEC_KEYWORDS])

   341

IEC_KEYWORDS.extend([keyword for keyword in TYPE_KEYWORDS if keyword not in IEC_KEYWORDS])

   342

IEC_KEYWORDS.extend([keyword for keyword in VAR_KEYWORDS if keyword not in IEC_KEYWORDS])

   343

IEC_KEYWORDS.extend([keyword for keyword in CONFIG_KEYWORDS if keyword not in IEC_KEYWORDS])

   344

IEC_KEYWORDS.extend([keyword for keyword in SFC_KEYWORDS if keyword not in IEC_KEYWORDS])

   345

IEC_KEYWORDS.extend([keyword for keyword in IL_KEYWORDS if keyword not in IEC_KEYWORDS])

   346

IEC_KEYWORDS.extend([keyword for keyword in ST_KEYWORDS if keyword not in IEC_KEYWORDS])

   347

   348

   349

   350

"""

   351

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

   352

"""            

   353

def csv_file_to_table(file):

   354

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

   355

   356

"""

   357

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

   358

return the matching row without first field

   359

"""

   360

def find_section(section_name, table):

   361

    fields = [None]

   362

    while(fields[0] != section_name):

   363

        fields = table.pop(0)

   364

    return fields[1:]

   365

   366

"""

   367

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

   368

return a { ParameterName: Type, ...}

   369

"""

   370

def get_standard_funtions_input_variables(table):

   371

    variables = find_section("Standard_functions_variables_types", table)

   372

    standard_funtions_input_variables = {}

   373

    fields = [True,True]

   374

    while(fields[1]):

   375

        fields = table.pop(0)

   376

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

   377

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

   378

    return standard_funtions_input_variables

   379

   380

"""

   381

translate .csv file input declaration into PLCOpenEditor interessting values

   382

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

   383

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

   384

"""

   385

def csv_input_translate(str_decl, variables, base):

   386

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

   387

    params = []

   388

   389

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

   390

   391

    for param_type in decl:

   392

        if param_type in variables.keys():

   393

            param_name = param_type

   394

            param_type = variables[param_type]

   395

        elif len_of_not_predifined_variable > 1:

   396

            param_name = "IN%d"%base

   397

            base += 1

   398

        else:

   399

            param_name = "IN"

   400

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

   401

    return params

   402

   403

   404

ANY_TO_ANY_LIST=[

   405

        # simple type conv are let as C cast

   406

        (("ANY_NUM","ANY_BIT"),("ANY_NUM","ANY_BIT"), "(%(return_type)s)%(IN_value)s"),

   407

        # TO_TIME

   408

        (("ANY_INT","ANY_BIT"),("ANY_DATE","TIME"), "(%(return_type)s)__int_to_time(%(IN_value)s)"),

   409

        (("ANY_REAL",),("ANY_DATE","TIME"), "(%(return_type)s)__real_to_time(%(IN_value)s)"),

   410

        (("ANY_STRING",), ("ANY_DATE","TIME"), "(%(return_type)s)__string_to_time(%(IN_value)s)"),

   411

        # FROM_TIME

   412

        (("ANY_DATE","TIME"), ("ANY_REAL",), "(%(return_type)s)__time_to_real(%(IN_value)s)"),

   413

        (("ANY_DATE","TIME"), ("ANY_INT","ANY_NBIT"), "(%(return_type)s)__time_to_int(%(IN_value)s)"),

   414

        (("TIME",), ("ANY_STRING",), "(%(return_type)s)__time_to_string(%(IN_value)s)"),

   415

        (("DATE",), ("ANY_STRING",), "(%(return_type)s)__date_to_string(%(IN_value)s)"),

   416

        (("TOD",), ("ANY_STRING",), "(%(return_type)s)__tod_to_string(%(IN_value)s)"),

   417

        (("DT",), ("ANY_STRING",), "(%(return_type)s)__dt_to_string(%(IN_value)s)"),

   418

        # TO_STRING

   419

        (("BOOL",), ("ANY_STRING",), "(%(return_type)s)__bool_to_string(%(IN_value)s)"),

   420

        (("ANY_BIT",), ("ANY_STRING",), "(%(return_type)s)__bit_to_string(%(IN_value)s)"),

   421

        (("ANY_REAL",), ("ANY_STRING",), "(%(return_type)s)__real_to_string(%(IN_value)s)"),

   422

        (("ANY_SINT",), ("ANY_STRING",), "(%(return_type)s)__sint_to_string(%(IN_value)s)"),

   423

        (("ANY_UINT",), ("ANY_STRING",), "(%(return_type)s)__uint_to_string(%(IN_value)s)"),

   424

        # FROM_STRING

   425

        (("ANY_STRING",), ("BOOL",), "(%(return_type)s)__string_to_bool(%(IN_value)s)"),

   426

        (("ANY_STRING",), ("ANY_BIT",), "(%(return_type)s)__string_to_bit(%(IN_value)s)"),

   427

        (("ANY_STRING",), ("ANY_SINT",), "(%(return_type)s)__string_to_sint(%(IN_value)s)"),

   428

        (("ANY_STRING",), ("ANY_UINT",), "(%(return_type)s)__string_to_uint(%(IN_value)s)"),

   429

        (("ANY_STRING",), ("ANY_REAL",), "(%(return_type)s)__string_to_real(%(IN_value)s)")]

   430

   431

   432

BCD_TO_ANY_LIST=[

   433

        (("BYTE",),("USINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)"),

   434

        (("WORD",),("UINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)"),

   435

        (("DWORD",),("UDINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)"),

   436

        (("LWORD",),("ULINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)")]

   437

   438

   439

ANY_TO_BCD_LIST=[

   440

        (("USINT",),("BYTE",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)"),

   441

        (("UINT",),("WORD",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)"),

   442

        (("UDINT",),("DWORD",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)"),

   443

        (("ULINT",),("LWORD",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)")]

   444

   445

   446

def ANY_TO_ANY_FORMAT_GEN(any_to_any_list, fdecl):

   447

   448

    for (InTypes, OutTypes, Format) in any_to_any_list:

   449

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

   450

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

   451

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

   452

             return Format

   453

   454

    return None

   455

   456

   457

"""

   458

Returns this kind of declaration for all standard functions

   459

   460

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

   461

                'baseinputnumber': 1,

   462

                'comment': 'Addition',

   463

                'extensible': True,

   464

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

   465

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

   466

                'name': 'ADD',

   467

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

   468

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

   469

"""

   470

def get_standard_funtions(table):

   471

   472

    variables = get_standard_funtions_input_variables(table)

   473

   474

    fonctions = find_section("Standard_functions_type",table)

   475

   476

    Standard_Functions_Decl = []

   477

    Current_section = None

   478

   479

    translate = {

   480

            "extensible" : lambda x: {"yes":True, "no":False}[x],

   481

            "inputs" : lambda x:csv_input_translate(x,variables,baseinputnumber),

   482

            "outputs":lambda x:[("OUT",x,"none")]}

   483

   484

    for fields in table:

   485

        if fields[1]:

   486

            # If function section name given

   487

            if fields[0]:

   488

                Current_section = {"name" : fields[0], "list" : []}

   489

                Standard_Functions_Decl.append(Current_section)

   490

                Function_decl_list = []

   491

            if Current_section:

   492

                Function_decl = dict([(champ, val) for champ, val in zip(fonctions, fields[1:]) if champ])

   493

                Function_decl["generate"] = generate_block

   494

                baseinputnumber = int(Function_decl.get("baseinputnumber",1))

   495

                Function_decl["baseinputnumber"] = baseinputnumber

   496

                for param, value in Function_decl.iteritems():

   497

                    if param in translate: