CanFestival: /home/epimerde/documents/tc11/CanFestival-3/objdictgen/eds

00001 #!/usr/bin/env python
+00002 # -*- coding: utf-8 -*-
+00003 
+00004 #This file is part of CanFestival, a library implementing CanOpen Stack. 
+00005 #
+00006 #Copyright (C): Edouard TISSERANT, Francis DUPIN and Laurent BESSARD
+00007 #
+00008 #See COPYING file for copyrights details.
+00009 #
+00010 #This library is free software; you can redistribute it and/or
+00011 #modify it under the terms of the GNU Lesser General Public
+00012 #License as published by the Free Software Foundation; either
+00013 #version 2.1 of the License, or (at your option) any later version.
+00014 #
+00015 #This library is distributed in the hope that it will be useful,
+00016 #but WITHOUT ANY WARRANTY; without even the implied warranty of
+00017 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+00018 #Lesser General Public License for more details.
+00019 #
+00020 #You should have received a copy of the GNU Lesser General Public
+00021 #License along with this library; if not, write to the Free Software
+00022 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+00023 
+00024 
+00025 import node
+00026 from node import nosub, var, array, rec, plurivar, pluriarray, plurirec
+00027 from sets import *
+00028 from types import *
+00029 from time import *
+00030 import os,re
+00031 
+00032 # Regular expression for finding index section names
+00033 index_model = re.compile('([0-9A-F]{1,4})')
+00034 # Regular expression for finding subindex section names
+00035 subindex_model = re.compile('([0-9A-F]{1,4})SUB([0-9A-F]{1,2})')
+00036 
+00037 # Regular expression for finding NodeXPresent keynames
+00038 nodepresent_model = re.compile('NODE([0-9]{1,3})PRESENT')
+00039 # Regular expression for finding NodeXName keynames
+00040 nodename_model = re.compile('NODE([0-9]{1,3})NAME')
+00041 # Regular expression for finding NodeXDCFName keynames
+00042 nodedcfname_model = re.compile('NODE([0-9]{1,3})DCFNAME')
+00043 
+00044 # Dictionary for quickly translate boolean into integer value
+00045 BOOL_TRANSLATE = {True : "1", False : "0"}
+00046 
+00047 # Dictionary for quickly translate eds access value into canfestival access value
+00048 ACCESS_TRANSLATE = {"ro" : "ro", "wo" : "wo", "rw" : "rw", "rwr" : "rw", "rww" : "rw", "const" : "ro"}
+00049 
+00050 # Function for verifying data values
+00051 is_integer = lambda x: type(x) in (IntType, LongType)
+00052 is_string = lambda x: type(x) in (StringType, UnicodeType)
+00053 is_boolean = lambda x: x in (0, 1)
+00054 
+00055 # Define checking of value for each attribute
+00056 ENTRY_ATTRIBUTES = {"SUBNUMBER" : is_integer, "PARAMETERNAME" : is_string, 
+00057                     "OBJECTTYPE" : lambda x: x in (7, 8, 9), "DATATYPE" : is_integer, 
+00058                     "LOWLIMIT" : is_integer, "HIGHLIMIT" : is_integer,
+00059                     "ACCESSTYPE" : lambda x: x in ["ro","wo", "rw", "rwr", "rww", "const"],
+00060                     "DEFAULTVALUE" : lambda x: True, "PDOMAPPING" : is_boolean,
+00061                     "OBJFLAGS" : is_integer}
+00062 
+00063 # Define entry parameters by entry ObjectType number
+00064 ENTRY_TYPES = {7 : {"name" : " VAR",
+00065                     "require" : ["PARAMETERNAME", "OBJECTTYPE", "DATATYPE", "ACCESSTYPE", "PDOMAPPING"],
+00066                     "optional" : ["LOWLIMIT", "HIGHLIMIT", "DEFAULTVALUE", "OBJFLAGS"]},
+00067                8 : {"name" : "n ARRAY",
+00068                     "require" : ["SUBNUMBER", "PARAMETERNAME", "OBJECTTYPE"],
+00069                     "optional" : ["OBJFLAGS"]},
+00070                9 : {"name" : " RECORD",
+00071                     "require" : ["SUBNUMBER", "PARAMETERNAME", "OBJECTTYPE"],
+00072                     "optional" : ["OBJFLAGS"]}}
+00073 
+00074 
+00075 # Function that search into Node Mappings the informations about an index or a subindex
+00076 # and return the default value
+00077 def GetDefaultValue(index, subIndex = None):
+00078     infos = Node.GetEntryInfos(index)
+00079     if infos["struct"] & node.OD_MultipleSubindexes:
+00080         # First case entry is a record
+00081         if infos["struct"] & node.OD_IdenticalSubindexes:
+00082             subentry_infos = Node.GetSubentryInfos(index, 1)
+00083         # Second case entry is an array
+00084         else:
+00085             subentry_infos = Node.GetSubentryInfos(index, subIndex)
+00086         # If a default value is defined for this subindex, returns it
+00087         if "default" in subentry_infos:
+00088             return subentry_infos["default"]
+00089         # If not, returns the default value for the subindex type
+00090         else:
+00091             return Node.GetTypeDefaultValue(subentry_infos["type"])
+00092     # Third case entry is a var
+00093     else:
+00094         subentry_infos = Node.GetSubentryInfos(index, 0)
+00095         # If a default value is defined for this subindex, returns it
+00096         if "default" in subentry_infos:
+00097             return subentry_infos["default"]
+00098         # If not, returns the default value for the subindex type
+00099         else:
+00100             return Node.GetTypeDefaultValue(subentry_infos["type"])
+00101     return None
+00102 
+00103 
+00104 #-------------------------------------------------------------------------------
+00105 #                               Parse file
+00106 #-------------------------------------------------------------------------------
+00107 
+00108 
+00109 # List of section names that are not index and subindex and that we can meet in
+00110 # an EDS file
+00111 SECTION_KEYNAMES = ["FILEINFO", "DEVICEINFO", "DUMMYUSAGE", "COMMENTS", 
+00112                     "MANDATORYOBJECTS", "OPTIONALOBJECTS", "MANUFACTUREROBJECTS"]
+00113 
+00114 
+00115 # Function that extract sections from a file and returns a dictionary of the informations
+00116 def ExtractSections(file):
+00117     return [(blocktuple[0],                # EntryName : Assignements dict
+00118              blocktuple[-1].splitlines())  # all the lines
+00119              for blocktuple in [           # Split the eds files into
+00120              block.split("]")              # (EntryName,Assignements) tuple
+00121              for block in                  # for each blocks staring with '['
+00122              file.split("[")]
+00123              if blocktuple[0].isalnum()]   # if EntryName exists
+00124     
+00125 
+00126 # Function that parse an CPJ file and returns a dictionary of the informations
+00127 def ParseCPJFile(filepath):
+00128     networks = []
+00129     # Read file text
+00130     cpj_file = open(filepath,'r').read()
+00131     sections = ExtractSections(cpj_file)
+00132     # Parse assignments for each section
+00133     for section_name, assignments in sections:
+00134         
+00135         # Verify that section name is TOPOLOGY 
+00136         if section_name.upper() in "TOPOLOGY":
+00137             
+00138             # Reset values for topology
+00139             topology = {"Name" : "", "Nodes" : {}}
+00140             
+00141             for assignment in assignments:
+00142                 # Escape any comment
+00143                 if assignment.startswith(";"):
+00144                     pass
+00145                 # Verify that line is a valid assignment
+00146                 elif assignment.find('=') > 0:
+00147                     # Split assignment into the two values keyname and value
+00148                     # Verify that there is only one '=' character in the line
+00149                     try:
+00150                         keyname, value = assignment.split("=")
+00151                     except:
+00152                         raise SyntaxError, "\"%s\" is not a valid EDS line"%assignment.strip()
+00153                     
+00154                     # keyname must be immediately followed by the "=" sign, so we
+00155                     # verify that there is no whitespace into keyname
+00156                     if keyname.isalnum():
+00157                         # value can be preceded and followed by whitespaces, so we escape them
+00158                         value = value.strip()
+00159                 
+00160                         # First case, value starts with "0x", then it's an hexadecimal value
+00161                         if value.startswith("0x"):
+00162                             try:
+00163                                 computed_value = int(value, 16)
+00164                             except:
+00165                                 raise SyntaxError, "\"%s\" is not a valid value for attribute \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00166                         elif value.isdigit():
+00167                             # Second case, value is a number and starts with "0", then it's an octal value
+00168                             if value.startswith("0"):
+00169                                 computed_value = int(value, 8)
+00170                             # Third case, value is a number and don't start with "0", then it's a decimal value
+00171                             else:
+00172                                 computed_value = int(value)
+00173                         # In any other case, we keep string value
+00174                         else:
+00175                             computed_value = value
+00176                         
+00177                         # Search if the section name match any cpj expression
+00178                         nodepresent_result = nodepresent_model.match(keyname.upper())
+00179                         nodename_result = nodename_model.match(keyname.upper())
+00180                         nodedcfname_result = nodedcfname_model.match(keyname.upper())
+00181                         
+00182                         if keyname.upper() == "NETNAME":
+00183                             if not is_string(computed_value):
+00184                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00185                             topology["Name"] = computed_value
+00186                         elif keyname.upper() == "NODES":
+00187                             if not is_integer(computed_value):
+00188                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00189                             topology["Number"] = computed_value
+00190                         elif keyname.upper() == "EDSBASENAME":
+00191                             if not is_string(computed_value):
+00192                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00193                             topology["Path"] = computed_value
+00194                         elif nodepresent_result:
+00195                             if not is_boolean(computed_value):
+00196                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00197                             nodeid = int(nodepresent_result.groups()[0])
+00198                             if nodeid not in topology["Nodes"].keys():
+00199                                 topology["Nodes"][nodeid] = {}
+00200                             topology["Nodes"][nodeid]["Present"] = computed_value
+00201                         elif nodename_result:
+00202                             if not is_string(value):
+00203                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00204                             nodeid = int(nodename_result.groups()[0])
+00205                             if nodeid not in topology["Nodes"].keys():
+00206                                 topology["Nodes"][nodeid] = {}
+00207                             topology["Nodes"][nodeid]["Name"] = computed_value
+00208                         elif nodedcfname_result:
+00209                             if not is_string(computed_value):
+00210                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00211                             nodeid = int(nodedcfname_result.groups()[0])
+00212                             if nodeid not in topology["Nodes"].keys():
+00213                                 topology["Nodes"][nodeid] = {}
+00214                             topology["Nodes"][nodeid]["DCFName"] = computed_value
+00215                         else:
+00216                             raise SyntaxError, "Keyname \"%s\" not recognised for section \"[%s]\""%(keyname, section_name)
+00217                         
+00218                 # All lines that are not empty and are neither a comment neither not a valid assignment
+00219                 elif assignment.strip() != "":
+00220                     raise SyntaxError, "\"%s\" is not a valid CPJ line"%assignment.strip()
+00221         
+00222             if "Number" not in topology.keys():
+00223                 raise SyntaxError, "\"Nodes\" keyname in \"[%s]\" section is missing"%section_name
+00224         
+00225             if topology["Number"] != len(topology["Nodes"]):
+00226                 raise SyntaxError, "\"Nodes\" value not corresponding to number of nodes defined"
+00227             
+00228             for nodeid, node in topology["Nodes"].items():
+00229                 if "Present" not in node.keys():
+00230                     raise SyntaxError, "\"Node%dPresent\" keyname in \"[%s]\" section is missing"%(nodeid, section_name)
+00231             
+00232             networks.append(topology)
+00233             
+00234         # In other case, there is a syntax problem into CPJ file
+00235         else:
+00236             raise SyntaxError, "Section \"[%s]\" is unrecognized"%section_name
+00237     
+00238     return networks
+00239 
+00240 # Function that parse an EDS file and returns a dictionary of the informations
+00241 def ParseEDSFile(filepath):
+00242     eds_dict = {}
+00243     # Read file text
+00244     eds_file = open(filepath,'r').read()
+00245     sections = ExtractSections(eds_file)
+00246     
+00247     # Parse assignments for each section
+00248     for section_name, assignments in sections:
+00249         # Reset values of entry
+00250         values = {}
+00251         
+00252         # Search if the section name match an index or subindex expression
+00253         index_result = index_model.match(section_name.upper())
+00254         subindex_result = subindex_model.match(section_name.upper())
+00255         
+00256         # Compilation of the EDS information dictionary
+00257         
+00258         is_entry = False
+00259         # First case, section name is in SECTION_KEYNAMES 
+00260         if section_name.upper() in SECTION_KEYNAMES:
+00261             # Verify that entry is not already defined
+00262             if section_name.upper() not in eds_dict:
+00263                 eds_dict[section_name.upper()] = values
+00264             else:
+00265                 raise SyntaxError, "\"[%s]\" section is defined two times"%section_name
+00266         # Second case, section name is a subindex name 
+00267         elif subindex_result:
+00268             # Extract index and subindex number
+00269             index, subindex = [int(value, 16) for value in subindex_result.groups()]
+00270             # If index hasn't been referenced before, we add an entry into the dictionary
+00271             # that will be updated later
+00272             if index not in eds_dict:
+00273                 eds_dict[index] = {"subindexes" : {}}
+00274             if subindex not in eds_dict[index]["subindexes"]:
+00275                 eds_dict[index]["subindexes"][subindex] = values
+00276             else:
+00277                 raise SyntaxError, "\"[%s]\" section is defined two times"%section_name
+00278             is_entry = True
+00279         # Third case, section name is an index name 
+00280         elif index_result:
+00281             # Extract index number
+00282             index = int(index_result.groups()[0], 16)
+00283             # If index hasn't been referenced before, we add an entry into the dictionary
+00284             if index not in eds_dict:
+00285                 eds_dict[index] = values
+00286                 eds_dict[index]["subindexes"] = {}
+00287             elif eds_dict[index].keys() == ["subindexes"]:
+00288                 values["subindexes"] = eds_dict[index]["subindexes"]
+00289                 eds_dict[index] = values
+00290             else:
+00291                 raise SyntaxError, "\"[%s]\" section is defined two times"%section_name
+00292             is_entry = True
+00293         # In any other case, there is a syntax problem into EDS file
+00294         else:
+00295             raise SyntaxError, "Section \"[%s]\" is unrecognized"%section_name
+00296         
+00297         for assignment in assignments:
+00298             # Escape any comment
+00299             if assignment.startswith(";"):
+00300                 pass
+00301             # Verify that line is a valid assignment
+00302             elif assignment.find('=') > 0:
+00303                 # Split assignment into the two values keyname and value
+00304                 # Verify that there is only one '=' character in the line
+00305                 try:
+00306                     keyname, value = assignment.split("=")
+00307                 except:
+00308                     raise SyntaxError, "\"%s\" is not a valid EDS line"%assignment.strip()
+00309                 # keyname must be immediately followed by the "=" sign, so we
+00310                 # verify that there is no whitespace into keyname
+00311                 if keyname.isalnum():
+00312                     # value can be preceded and followed by whitespaces, so we escape them
+00313                     value = value.strip()
+00314                     # First case, value starts with "$NODEID", then it's a formula
+00315                     if value.startswith("$NODEID"):
+00316                         try:
+00317                             test = int(value.replace("$NODEID+", ""), 16)
+00318                             computed_value = value.replace("$NODEID", "self.ID")
+00319                         except:
+00320                             raise SyntaxError, "\"%s\" is not a valid formula for attribute \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00321                     # Second case, value starts with "0x", then it's an hexadecimal value
+00322                     elif value.startswith("0x"):
+00323                         try:
+00324                             computed_value = int(value, 16)
+00325                         except:
+00326                             raise SyntaxError, "\"%s\" is not a valid value for attribute \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00327                     elif value.isdigit():
+00328                         # Third case, value is a number and starts with "0", then it's an octal value
+00329                         if value.startswith("0"):
+00330                             computed_value = int(value, 8)
+00331                         # Forth case, value is a number and don't start with "0", then it's a decimal value
+00332                         else:
+00333                             computed_value = int(value)
+00334                     # In any other case, we keep string value
+00335                     else:
+00336                         computed_value = value
+00337                     
+00338                     # Add value to values dictionary
+00339                     if computed_value != "":
+00340                         # If entry is an index or a subindex
+00341                         if is_entry:
+00342                             # Verify that keyname is a possible attribute
+00343                             if keyname.upper() not in ENTRY_ATTRIBUTES:
+00344                                 raise SyntaxError, "Keyname \"%s\" not recognised for section \"[%s]\""%(keyname, section_name)
+00345                             # Verify that value is valid
+00346                             elif not ENTRY_ATTRIBUTES[keyname.upper()](computed_value):
+00347                                 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
+00348                             else:
+00349                                 values[keyname.upper()] = computed_value
+00350                         else:
+00351                             values[keyname.upper()] = computed_value
+00352             # All lines that are not empty and are neither a comment neither not a valid assignment
+00353             elif assignment.strip() != "":
+00354                 raise SyntaxError, "\"%s\" is not a valid EDS line"%assignment.strip()
+00355         
+00356         # If entry is an index or a subindex
+00357         if is_entry:
+00358             # Verify that entry has an ObjectType
+00359             if "OBJECTTYPE" in values.keys():
+00360                 # Extract entry ObjectType
+00361                 objecttype = values["OBJECTTYPE"]
+00362                 # Extract parameters defined
+00363                 keys = Set(values.keys())
+00364                 keys.discard("subindexes")
+00365                 # Extract possible parameters and parameters required
+00366                 possible = Set(ENTRY_TYPES[objecttype]["require"] + ENTRY_TYPES[objecttype]["optional"])
+00367                 required = Set(ENTRY_TYPES[objecttype]["require"])
+00368                 # Verify that parameters defined contains all the parameters required
+00369                 if not keys.issuperset(required):
+00370                     missing = required.difference(keys)._data.keys()
+00371                     if len(missing) > 1:
+00372                         attributes = "Attributes %s are"%", ".join(["\"%s\""%attribute for attribute in missing])
+00373                     else:
+00374                         attributes = "Attribute \"%s\" is"%missing[0]
+00375                     raise SyntaxError, "Error on section \"[%s]\":\n%s required for a%s entry"%(section_name, attributes, ENTRY_TYPES[objecttype]["name"])
+00376                 # Verify that parameters defined are all in the possible parameters
+00377                 if not keys.issubset(possible):
+00378                     unsupported = keys.difference(possible)._data.keys()
+00379                     if len(unsupported) > 1:
+00380                         attributes = "Attributes %s are"%", ".join(["\"%s\""%attribute for attribute in unsupported])
+00381                     else:
+00382                         attributes = "Attribute \"%s\" is"%unsupported[0]
+00383                     raise SyntaxError, "Error on section \"[%s]\":\n%s unsupported for a%s entry"%(section_name, attributes, ENTRY_TYPES[objecttype]["name"])
+00384             else:
+00385                 raise SyntaxError, "Error on section \"[%s]\":\nAttribute OBJECTTYPE is required"%section_name
+00386         
+00387     return eds_dict
+00388 
+00389 
+00390 # Function that write an EDS file after generate it's content
+00391 def WriteFile(filepath, content):
+00392     # Open file in write mode
+00393     cfile = open(filepath,"w")
+00394     # Write content
+00395     cfile.write(content)
+00396     # Close file
+00397     cfile.close()
+00398 
+00399 
+00400 # Function that generate the EDS file content for the current node in the manager
+00401 def GenerateFileContent(filepath):
+00402     # Dictionary of each index contents
+00403     indexContents = {}
+00404     
+00405     # Extract local time
+00406     current_time = localtime()
+00407     # Extract node informations
+00408     nodename, nodeid, nodetype, description = Manager.GetCurrentNodeInfos()
+00409     
+00410     # Compiling lists of indexes defined
+00411     entries = [idx for name, idx in Manager.GetCurrentValidIndexes(0, 0xFFFF)]
+00412     
+00413     # Generate FileInfo section
+00414     fileContent = "[FileInfo]\n"
+00415     fileContent += "CreatedBy=CANFestival\n"
+00416     fileContent += "Description=%s\n"%description
+00417     fileContent += "CreationTime=%s"%strftime("%I:%M", current_time)
+00418     # %p option of strftime seems not working, then generate AM/PM by hands
+00419     if strftime("%I", current_time) == strftime("%H", current_time):
+00420         fileContent += "AM\n"
+00421     else:
+00422         fileContent += "PM\n"
+00423     fileContent += "CreationDate=%s\n"%strftime("%m-%d-%Y", current_time)
+00424     fileContent += "FileName=%s\n"%os.path.split(filepath)[-1]
+00425     fileContent += "FileVersion=1\n"
+00426     fileContent += "FileRevision=1\n"
+00427     fileContent += "EDSVersion=3.0\n"
+00428     
+00429     # Generate DeviceInfo section
+00430     fileContent += "\n[DeviceInfo]\n"
+00431     fileContent += "VendorName=CANFestival\n"
+00432     # Use information typed by user in Identity entry
+00433     fileContent += "VendorNumber=0x%8.8X\n"%Manager.GetCurrentEntry(0x1018, 1)
+00434     fileContent += "ProductName=%s\n"%nodename
+00435     fileContent += "ProductNumber=0x%8.8X\n"%Manager.GetCurrentEntry(0x1018, 2)
+00436     fileContent += "RevisionNumber=0x%8.8X\n"%Manager.GetCurrentEntry(0x1018, 3)
+00437     # CANFestival support all baudrates as soon as driver choosen support them
+00438     fileContent += "BaudRate_10=1\n"
+00439     fileContent += "BaudRate_20=1\n"
+00440     fileContent += "BaudRate_50=1\n"
+00441     fileContent += "BaudRate_125=1\n"
+00442     fileContent += "BaudRate_250=1\n"
+00443     fileContent += "BaudRate_500=1\n"
+00444     fileContent += "BaudRate_800=1\n"
+00445     fileContent += "BaudRate_1000=1\n"
+00446     # Select BootUp type from the informations given by user
+00447     fileContent += "SimpleBootUpMaster=%s\n"%BOOL_TRANSLATE[nodetype == "master"]
+00448     fileContent += "SimpleBootUpSlave=%s\n"%BOOL_TRANSLATE[nodetype == "slave"]
+00449     # CANFestival characteristics
+00450     fileContent += "Granularity=8\n"
+00451     fileContent += "DynamicChannelsSupported=0\n"
+00452     fileContent += "CompactPDO=0\n"
+00453     fileContent += "GroupMessaging=0\n"
+00454     # Calculate receive and tranmit PDO numbers with the entry available
+00455     fileContent += "NrOfRXPDO=%d\n"%len([idx for idx in entries if 0x1400 <= idx <= 0x15FF])
+00456     fileContent += "NrOfTXPDO=%d\n"%len([idx for idx in entries if 0x1800 <= idx <= 0x19FF])
+00457     # LSS not supported as soon as DS-302 was not fully implemented
+00458     fileContent += "LSS_Supported=0\n"
+00459     
+00460     # Generate Dummy Usage section
+00461     fileContent += "\n[DummyUsage]\n"
+00462     fileContent += "Dummy0001=0\n"
+00463     fileContent += "Dummy0002=1\n"
+00464     fileContent += "Dummy0003=1\n"
+00465     fileContent += "Dummy0004=1\n"
+00466     fileContent += "Dummy0005=1\n"
+00467     fileContent += "Dummy0006=1\n"
+00468     fileContent += "Dummy0007=1\n"
+00469 
+00470     # Generate Comments section
+00471     fileContent += "\n[Comments]\n"
+00472     fileContent += "Lines=0\n"
+00473     
+00474     # List of entry by type (Mandatory, Optional or Manufacturer
+00475     mandatories = []
+00476     optionals = []
+00477     manufacturers = []
+00478     
+00479     # For each entry, we generate the entry section or sections if there is subindexes
+00480     for entry in entries:
+00481         # Extract infos and values for the entry
+00482         entry_infos = Manager.GetEntryInfos(entry)
+00483         values = Manager.GetCurrentEntry(entry)
+00484         # Define section name
+00485         text = "\n[%X]\n"%entry
+00486         # If there is only one value, it's a VAR entry
+00487         if type(values) != ListType:
+00488             # Extract the informations of the first subindex
+00489             subentry_infos = Manager.GetSubentryInfos(entry, 0)
+00490             # Generate EDS informations for the entry
+00491             text += "ParameterName=%s\n"%subentry_infos["name"]
+00492             text += "ObjectType=0x7\n"
+00493             text += "DataType=0x%4.4X\n"%subentry_infos["type"]
+00494             text += "AccessType=%s\n"%subentry_infos["access"]
+00495             text += "DefaultValue=%s\n"%values
+00496             text += "PDOMapping=%s\n"%BOOL_TRANSLATE[subentry_infos["pdo"]]
+00497         else:
+00498             # Generate EDS informations for the entry
+00499             text += "ParameterName=%s\n"%entry_infos["name"]
+00500             if entry_infos["struct"] & node.OD_IdenticalSubindexes:
+00501                 text += "ObjectType=0x9\n"
+00502             else:
+00503                 text += "ObjectType=0x8\n"
+00504             
+00505             # Generate EDS informations for subindexes of the entry in a separate text
+00506             subtext = ""
+00507             # Reset number of subindex defined 
+00508             nb_subentry = 0
+00509             for subentry, value in enumerate(values):
+00510                 # Extract the informations of each subindex
+00511                 subentry_infos = Manager.GetSubentryInfos(entry, subentry)
+00512                 # If entry is not for the compatibility, generate informations for subindex
+00513                 if subentry_infos["name"] != "Compatibility Entry":
+00514                     subtext += "\n[%Xsub%X]\n"%(entry, subentry)
+00515                     subtext += "ParameterName=%s\n"%subentry_infos["name"]
+00516                     subtext += "ObjectType=0x7\n"
+00517                     subtext += "DataType=0x%4.4X\n"%subentry_infos["type"]
+00518                     subtext += "AccessType=%s\n"%subentry_infos["access"]
+00519                     subtext += "DefaultValue=%s\n"%value
+00520                     subtext += "PDOMapping=%s\n"%BOOL_TRANSLATE[subentry_infos["pdo"]]
+00521                     # Increment number of subindex defined 
+00522                     nb_subentry += 1
+00523             # Write number of subindex defined for the entry
+00524             text += "SubNumber=%d\n"%nb_subentry
+00525             # Write subindex definitions
+00526             text += subtext
+00527         
+00528         # Then we add the entry in the right list
+00529         
+00530         # First case, entry is between 0x2000 and 0x5FFF, then it's a manufacturer entry
+00531         if 0x2000 <= entry <= 0x5FFF:
+00532             manufacturers.append(entry)
+00533         # Second case, entry is required, then it's a mandatory entry
+00534         elif entry_infos["need"]:
+00535             mandatories.append(entry)
+00536         # In any other case, it's an optional entry
+00537         else:
+00538             optionals.append(entry)
+00539         # Save text of the entry in the dictiionary of contents
+00540         indexContents[entry] = text
+00541     
+00542     # Before generate File Content we sort the entry list
+00543     manufacturers.sort()
+00544     mandatories.sort()
+00545     optionals.sort()
+00546     
+00547     # Generate Definition of mandatory objects
+00548     fileContent += "\n[MandatoryObjects]\n"
+00549     fileContent += "SupportedObjects=%d\n"%len(mandatories)
+00550     for idx, entry in enumerate(mandatories):
+00551         fileContent += "%d=0x%4.4X\n"%(idx, entry)
+00552     # Write mandatory entries
+00553     for entry in mandatories:
+00554         fileContent += indexContents[entry]
+00555     
+00556     # Generate Definition of optional objects
+00557     fileContent += "\n[OptionalObjects]\n"
+00558     fileContent += "SupportedObjects=%d\n"%len(optionals)
+00559     for idx, entry in enumerate(optionals):
+00560         fileContent += "%d=0x%4.4X\n"%(idx, entry)
+00561     # Write optional entries
+00562     for entry in optionals:
+00563         fileContent += indexContents[entry]
+00564 
+00565     # Generate Definition of manufacturer objects
+00566     fileContent += "\n[ManufacturerObjects]\n"
+00567     fileContent += "SupportedObjects=%d\n"%len(manufacturers)
+00568     for idx, entry in enumerate(manufacturers):
+00569         fileContent += "%d=0x%4.4X\n"%(idx, entry)
+00570     # Write manufacturer entries
+00571     for entry in manufacturers:
+00572         fileContent += indexContents[entry]
+00573     
+00574     # Return File Content
+00575     return fileContent
+00576 
+00577 
+00578 # Function that generates EDS file from current node edited
+00579 def GenerateEDSFile(filepath, manager):
+00580     global Manager
+00581     Manager = manager
+00582     try:
+00583         # Generate file content
+00584         content = GenerateFileContent(filepath)
+00585         # Write file
+00586         WriteFile(filepath, content)
+00587         return None
+00588     except ValueError, message:
+00589         return "Unable to generate EDS file\n%s"%message
+00590     
+00591 # Function that generate the CPJ file content for the nodelist
+00592 def GenerateCPJContent(nodelist):
+00593     nodes = nodelist.SlaveNodes.keys()
+00594     nodes.sort()
+00595     
+00596     fileContent = "[TOPOLOGY]\n"
+00597     fileContent += "NetName=%s\n"%nodelist.GetNetworkName()
+00598     fileContent += "Nodes=0x%2.2X\n"%len(nodes)
+00599     
+00600     for nodeid in nodes:
+00601         fileContent += "Node%dPresent=0x01\n"%nodeid
+00602         fileContent += "Node%dName=%s\n"%(nodeid, nodelist.SlaveNodes[nodeid]["Name"])
+00603         fileContent += "Node%dDCFName=%s\n"%(nodeid, nodelist.SlaveNodes[nodeid]["EDS"])
+00604         
+00605     fileContent += "EDSBaseName=eds\n"
+00606     return fileContent
+00607 
+00608 # Function that generates Node from an EDS file
+00609 def GenerateNode(filepath, cwd, nodeID = 0):
+00610     global Node
+00611     # Create a new node
+00612     Node = node.Node(id = nodeID)
+00613     try:
+00614         # Parse file and extract dictionary of EDS entry
+00615         eds_dict = ParseEDSFile(filepath)
+00616         # Extract Profile Number from Device Type entry
+00617         ProfileNb = eds_dict[0x1000]["DEFAULTVALUE"] & 0x0000ffff
+00618         # If profile is not DS-301 or DS-302
+00619         if ProfileNb not in [301, 302]:
+00620             # Compile Profile name and path to .prf file
+00621             ProfileName = "DS-%d"%ProfileNb
+00622             ProfilePath = os.path.join(cwd, "config/%s.prf"%ProfileName)
+00623             # Verify that profile is available
+00624             if os.path.isfile(ProfilePath):
+00625                 try:
+00626                     # Load Profile
+00627                     execfile(ProfilePath)
+00628                     Node.SetProfileName(ProfileName)
+00629                     Node.SetProfile(Mapping)
+00630                     Node.SetSpecificMenu(AddMenuEntries)
+00631                 except:
+00632                     pass
+00633         # Read all entries in the EDS dictionary 
+00634         for entry, values in eds_dict.items():
+00635             # All sections with a name in keynames are escaped
+00636             if entry in SECTION_KEYNAMES:
+00637                 pass
+00638             else:
+00639                 # Extract informations for the entry
+00640                 entry_infos = Node.GetEntryInfos(entry)
+00641                 
+00642                 # If no informations are available, then we write them
+00643                 if not entry_infos:
+00644                     # First case, entry is a VAR
+00645                     if values["OBJECTTYPE"] == 7:
+00646                         # Add mapping for entry
+00647                         Node.AddMappingEntry(entry, name = values["PARAMETERNAME"], struct = 1)
+00648                         # Add mapping for first subindex
+00649                         Node.AddMappingEntry(entry, 0, values = {"name" : values["PARAMETERNAME"], 
+00650                                                                  "type" : values["DATATYPE"], 
+00651                                                                  "access" : ACCESS_TRANSLATE[values["ACCESSTYPE"]], 
+00652                                                                  "pdo" : values["PDOMAPPING"] == 1})
+00653                     # Second case, entry is an ARRAY
+00654                     elif values["OBJECTTYPE"] == 8:
+00655                         # Extract maximum subindex number defined
+00656                         try:
+00657                             max_subindex = values["subindexes"][0]["DEFAULTVALUE"]
+00658                         except:
+00659                             raise SyntaxError, "Error on entry 0x%4.4X:\nSubindex 0 must be defined for an ARRAY entry"%entry
+00660                         # Add mapping for entry
+00661                         Node.AddMappingEntry(entry, name = values["PARAMETERNAME"], struct = 3)
+00662                         # Add mapping for first subindex
+00663                         Node.AddMappingEntry(entry, 0, values = {"name" : "Number of Entries", "type" : 0x05, "access" : "ro", "pdo" : False})
+00664                         # Add mapping for other subindexes
+00665                         for subindex in xrange(1, int(max_subindex) + 1):
+00666                             # if subindex is defined
+00667                             if subindex in values["subindexes"]:
+00668                                 Node.AddMappingEntry(entry, subindex, values = {"name" : values["subindexes"][subindex]["PARAMETERNAME"], 
+00669                                                                                 "type" : values["subindexes"][subindex]["DATATYPE"], 
+00670                                                                                 "access" : ACCESS_TRANSLATE[values["subindexes"][subindex]["ACCESSTYPE"]], 
+00671                                                                                 "pdo" : values["subindexes"][subindex]["PDOMAPPING"] == 1})
+00672                             # if not, we add a mapping for compatibility 
+00673                             else:
+00674                                 Node.AddMappingEntry(entry, subindex, values = {"name" : "Compatibility Entry", "type" : 0x05, "access" : "rw", "pdo" : False})
+00675                     # Third case, entry is an RECORD
+00676                     elif values["OBJECTTYPE"] == 9:
+00677                         # Verify that the first subindex is defined
+00678                         if 0 not in values["subindexes"]:
+00679                             raise SyntaxError, "Error on entry 0x%4.4X:\nSubindex 0 must be defined for a RECORD entry"%entry
+00680                         # Add mapping for entry
+00681                         Node.AddMappingEntry(entry, name = values["PARAMETERNAME"], struct = 7)
+00682                         # Add mapping for first subindex
+00683                         Node.AddMappingEntry(entry, 0, values = {"name" : "Number of Entries", "type" : 0x05, "access" : "ro", "pdo" : False})
+00684                         # Verify that second subindex is defined
+00685                         if 1 in values:
+00686                             Node.AddMappingEntry(entry, 1, values = {"name" : values["PARAMETERNAME"] + " %d[(sub)]", 
+00687                                                                      "type" : values["subindexes"][1]["DATATYPE"], 
+00688                                                                      "access" : ACCESS_TRANSLATE[values["subindexes"][1]["ACCESSTYPE"]], 
+00689                                                                      "pdo" : values["subindexes"][1]["PDOMAPPING"] == 1})
+00690                         else:
+00691                             raise SyntaxError, "Error on entry 0x%4.4X:\nA RECORD entry must have at least 2 subindexes"%entry
+00692                 
+00693                 # Define entry for the new node
+00694                 
+00695                 # First case, entry is a VAR
+00696                 if values["OBJECTTYPE"] == 7:
+00697                     # Take default value if it is defined
+00698                     if "DEFAULTVALUE" in values:
+00699                         value = values["DEFAULTVALUE"]
+00700                     # Find default value for value type of the entry
+00701                     else:
+00702                         value = GetDefaultValue(entry)
+00703                     Node.AddEntry(entry, 0, value)
+00704                 # Second case, entry is an ARRAY or a RECORD
+00705                 elif values["OBJECTTYPE"] in (8, 9):
+00706                     # Verify that "Subnumber" attribute is defined and has a valid value
+00707                     if "SUBNUMBER" in values and values["SUBNUMBER"] > 0:
+00708                         # Extract maximum subindex number defined
+00709                         try:
+00710                             max_subindex = values["subindexes"][0]["DEFAULTVALUE"]
+00711                         except:
+00712                             raise SyntaxError, "Error on entry 0x%4.4X:\nSubindex 0 must be defined for an ARRAY or a RECORD entry"%entry
+00713                         # Define value for all subindexes except the first 
+00714                         for subindex in xrange(1, int(max_subindex) + 1):
+00715                             # Take default value if it is defined and entry is defined
+00716                             if subindex in values["subindexes"] and "DEFAULTVALUE" in values["subindexes"][subindex]:
+00717                                 value = values["subindexes"][subindex]["DEFAULTVALUE"]
+00718                             # Find default value for value type of the subindex
+00719                             else:
+00720                                 value = GetDefaultValue(entry, subindex)
+00721                             Node.AddEntry(entry, subindex, value)
+00722                     else:
+00723                         raise SyntaxError, "Array or Record entry 0x%4.4X must have a \"SubNumber\" attribute"%entry
+00724         return Node
+00725     except SyntaxError, message:
+00726         return "Unable to import EDS file\n%s"%message
+00727 
+00728 #-------------------------------------------------------------------------------
+00729 #                             Main Function
+00730 #-------------------------------------------------------------------------------
+00731 
+00732 if __name__ == '__main__':
+00733     print ParseEDSFile("examples/PEAK MicroMod.eds")
+00734 
+
/home/epimerde/documents/tc11/CanFestival-3/objdictgen/eds_utils.py
