2 # -*- coding: utf-8 -*-
4 #This file is part of CanFestival, a library implementing CanOpen Stack.
6 #Copyright (C): Edouard TISSERANT, Francis DUPIN and Laurent BESSARD
8 #See COPYING file for copyrights details.
10 #This library is free software; you can redistribute it and/or
11 #modify it under the terms of the GNU Lesser General Public
12 #License as published by the Free Software Foundation; either
13 #version 2.1 of the License, or (at your option) any later version.
15 #This library is distributed in the hope that it will be useful,
16 #but WITHOUT ANY WARRANTY; without even the implied warranty of
17 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 #Lesser General Public License for more details.
20 #You should have received a copy of the GNU Lesser General Public
21 #License along with this library; if not, write to the Free Software
22 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 from node import nosub, var, array, rec, plurivar, pluriarray, plurirec
32 # Regular expression for finding index section names
33 index_model = re.compile('([0-9A-F]{1,4})')
34 # Regular expression for finding subindex section names
35 subindex_model = re.compile('([0-9A-F]{1,4})SUB([0-9A-F]{1,2})')
37 # Regular expression for finding NodeXPresent keynames
38 nodepresent_model = re.compile('NODE([0-9]{1,3})PRESENT')
39 # Regular expression for finding NodeXName keynames
40 nodename_model = re.compile('NODE([0-9]{1,3})NAME')
41 # Regular expression for finding NodeXDCFName keynames
42 nodedcfname_model = re.compile('NODE([0-9]{1,3})DCFNAME')
44 # Dictionary for quickly translate boolean into integer value
45 BOOL_TRANSLATE = {True : "1", False : "0"}
47 # Dictionary for quickly translate eds access value into canfestival access value
48 ACCESS_TRANSLATE = {"ro" : "ro", "wo" : "wo", "rw" : "rw", "rwr" : "rw", "rww" : "rw", "const" : "ro"}
50 # Function for verifying data values
51 is_integer = lambda x: type(x) in (IntType, LongType)
52 is_string = lambda x: type(x) in (StringType, UnicodeType)
53 is_boolean = lambda x: x in (0, 1)
55 # Define checking of value for each attribute
56 ENTRY_ATTRIBUTES = {"SUBNUMBER" : is_integer, "PARAMETERNAME" : is_string,
57 "OBJECTTYPE" : lambda x: x in (7, 8, 9), "DATATYPE" : is_integer,
58 "LOWLIMIT" : is_integer, "HIGHLIMIT" : is_integer,
59 "ACCESSTYPE" : lambda x: x in ["ro","wo", "rw", "rwr", "rww", "const"],
60 "DEFAULTVALUE" : lambda x: True, "PDOMAPPING" : is_boolean,
61 "OBJFLAGS" : is_integer}
63 # Define entry parameters by entry ObjectType number
64 ENTRY_TYPES = {7 : {"name" : " VAR",
65 "require" : ["PARAMETERNAME", "OBJECTTYPE", "DATATYPE", "ACCESSTYPE", "PDOMAPPING"],
66 "optional" : ["LOWLIMIT", "HIGHLIMIT", "DEFAULTVALUE", "OBJFLAGS"]},
67 8 : {"name" : "n ARRAY",
68 "require" : ["SUBNUMBER", "PARAMETERNAME", "OBJECTTYPE"],
69 "optional" : ["OBJFLAGS"]},
70 9 : {"name" : " RECORD",
71 "require" : ["SUBNUMBER", "PARAMETERNAME", "OBJECTTYPE"],
72 "optional" : ["OBJFLAGS"]}}
75 # Function that search into Node Mappings the informations about an index or a subindex
76 # and return the default value
77 def GetDefaultValue(index, subIndex = None):
78 infos = Node.GetEntryInfos(index)
79 if infos["struct"] & node.OD_MultipleSubindexes:
80 # First case entry is a record
81 if infos["struct"] & node.OD_IdenticalSubindexes:
82 subentry_infos = Node.GetSubentryInfos(index, 1)
83 # Second case entry is an array
85 subentry_infos = Node.GetSubentryInfos(index, subIndex)
86 # If a default value is defined for this subindex, returns it
87 if "default" in subentry_infos:
88 return subentry_infos["default"]
89 # If not, returns the default value for the subindex type
91 return Node.GetTypeDefaultValue(subentry_infos["type"])
92 # Third case entry is a var
94 subentry_infos = Node.GetSubentryInfos(index, 0)
95 # If a default value is defined for this subindex, returns it
96 if "default" in subentry_infos:
97 return subentry_infos["default"]
98 # If not, returns the default value for the subindex type
100 return Node.GetTypeDefaultValue(subentry_infos["type"])
104 #-------------------------------------------------------------------------------
106 #-------------------------------------------------------------------------------
109 # List of section names that are not index and subindex and that we can meet in
111 SECTION_KEYNAMES = ["FILEINFO", "DEVICEINFO", "DUMMYUSAGE", "COMMENTS",
112 "MANDATORYOBJECTS", "OPTIONALOBJECTS", "MANUFACTUREROBJECTS"]
115 # Function that extract sections from a file and returns a dictionary of the informations
116 def ExtractSections(file):
117 return [(blocktuple[0], # EntryName : Assignements dict
118 blocktuple[-1].splitlines()) # all the lines
119 for blocktuple in [ # Split the eds files into
120 block.split("]") # (EntryName,Assignements) tuple
121 for block in # for each blocks staring with '['
123 if blocktuple[0].isalnum()] # if EntryName exists
126 # Function that parse an CPJ file and returns a dictionary of the informations
127 def ParseCPJFile(filepath):
130 cpj_file = open(filepath,'r').read()
131 sections = ExtractSections(cpj_file)
132 # Parse assignments for each section
133 for section_name, assignments in sections:
135 # Verify that section name is TOPOLOGY
136 if section_name.upper() in "TOPOLOGY":
138 # Reset values for topology
139 topology = {"Name" : "", "Nodes" : {}}
141 for assignment in assignments:
143 if assignment.startswith(";"):
145 # Verify that line is a valid assignment
146 elif assignment.find('=') > 0:
147 # Split assignment into the two values keyname and value
148 # Verify that there is only one '=' character in the line
150 keyname, value = assignment.split("=")
152 raise SyntaxError, "\"%s\" is not a valid EDS line"%assignment.strip()
154 # keyname must be immediately followed by the "=" sign, so we
155 # verify that there is no whitespace into keyname
156 if keyname.isalnum():
157 # value can be preceded and followed by whitespaces, so we escape them
158 value = value.strip()
160 # First case, value starts with "0x", then it's an hexadecimal value
161 if value.startswith("0x"):
163 computed_value = int(value, 16)
165 raise SyntaxError, "\"%s\" is not a valid value for attribute \"%s\" of section \"[%s]\""%(value, keyname, section_name)
166 elif value.isdigit():
167 # Second case, value is a number and starts with "0", then it's an octal value
168 if value.startswith("0"):
169 computed_value = int(value, 8)
170 # Third case, value is a number and don't start with "0", then it's a decimal value
172 computed_value = int(value)
173 # In any other case, we keep string value
175 computed_value = value
177 # Search if the section name match any cpj expression
178 nodepresent_result = nodepresent_model.match(keyname.upper())
179 nodename_result = nodename_model.match(keyname.upper())
180 nodedcfname_result = nodedcfname_model.match(keyname.upper())
182 if keyname.upper() == "NETNAME":
183 if not is_string(computed_value):
184 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
185 topology["Name"] = computed_value
186 elif keyname.upper() == "NODES":
187 if not is_integer(computed_value):
188 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
189 topology["Number"] = computed_value
190 elif keyname.upper() == "EDSBASENAME":
191 if not is_string(computed_value):
192 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
193 topology["Path"] = computed_value
194 elif nodepresent_result:
195 if not is_boolean(computed_value):
196 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
197 nodeid = int(nodepresent_result.groups()[0])
198 if nodeid not in topology["Nodes"].keys():
199 topology["Nodes"][nodeid] = {}
200 topology["Nodes"][nodeid]["Present"] = computed_value
201 elif nodename_result:
202 if not is_string(value):
203 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
204 nodeid = int(nodename_result.groups()[0])
205 if nodeid not in topology["Nodes"].keys():
206 topology["Nodes"][nodeid] = {}
207 topology["Nodes"][nodeid]["Name"] = computed_value
208 elif nodedcfname_result:
209 if not is_string(computed_value):
210 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
211 nodeid = int(nodedcfname_result.groups()[0])
212 if nodeid not in topology["Nodes"].keys():
213 topology["Nodes"][nodeid] = {}
214 topology["Nodes"][nodeid]["DCFName"] = computed_value
216 raise SyntaxError, "Keyname \"%s\" not recognised for section \"[%s]\""%(keyname, section_name)
218 # All lines that are not empty and are neither a comment neither not a valid assignment
219 elif assignment.strip() != "":
220 raise SyntaxError, "\"%s\" is not a valid CPJ line"%assignment.strip()
222 if "Number" not in topology.keys():
223 raise SyntaxError, "\"Nodes\" keyname in \"[%s]\" section is missing"%section_name
225 if topology["Number"] != len(topology["Nodes"]):
226 raise SyntaxError, "\"Nodes\" value not corresponding to number of nodes defined"
228 for nodeid, node in topology["Nodes"].items():
229 if "Present" not in node.keys():
230 raise SyntaxError, "\"Node%dPresent\" keyname in \"[%s]\" section is missing"%(nodeid, section_name)
232 networks.append(topology)
234 # In other case, there is a syntax problem into CPJ file
236 raise SyntaxError, "Section \"[%s]\" is unrecognized"%section_name
240 # Function that parse an EDS file and returns a dictionary of the informations
241 def ParseEDSFile(filepath):
244 eds_file = open(filepath,'r').read()
245 sections = ExtractSections(eds_file)
247 # Parse assignments for each section
248 for section_name, assignments in sections:
249 # Reset values of entry
252 # Search if the section name match an index or subindex expression
253 index_result = index_model.match(section_name.upper())
254 subindex_result = subindex_model.match(section_name.upper())
256 # Compilation of the EDS information dictionary
259 # First case, section name is in SECTION_KEYNAMES
260 if section_name.upper() in SECTION_KEYNAMES:
261 # Verify that entry is not already defined
262 if section_name.upper() not in eds_dict:
263 eds_dict[section_name.upper()] = values
265 raise SyntaxError, "\"[%s]\" section is defined two times"%section_name
266 # Second case, section name is a subindex name
267 elif subindex_result:
268 # Extract index and subindex number
269 index, subindex = [int(value, 16) for value in subindex_result.groups()]
270 # If index hasn't been referenced before, we add an entry into the dictionary
271 # that will be updated later
272 if index not in eds_dict:
273 eds_dict[index] = {"subindexes" : {}}
274 if subindex not in eds_dict[index]["subindexes"]:
275 eds_dict[index]["subindexes"][subindex] = values
277 raise SyntaxError, "\"[%s]\" section is defined two times"%section_name
279 # Third case, section name is an index name
281 # Extract index number
282 index = int(index_result.groups()[0], 16)
283 # If index hasn't been referenced before, we add an entry into the dictionary
284 if index not in eds_dict:
285 eds_dict[index] = values
286 eds_dict[index]["subindexes"] = {}
287 elif eds_dict[index].keys() == ["subindexes"]:
288 values["subindexes"] = eds_dict[index]["subindexes"]
289 eds_dict[index] = values
291 raise SyntaxError, "\"[%s]\" section is defined two times"%section_name
293 # In any other case, there is a syntax problem into EDS file
295 raise SyntaxError, "Section \"[%s]\" is unrecognized"%section_name
297 for assignment in assignments:
299 if assignment.startswith(";"):
301 # Verify that line is a valid assignment
302 elif assignment.find('=') > 0:
303 # Split assignment into the two values keyname and value
304 # Verify that there is only one '=' character in the line
306 keyname, value = assignment.split("=")
308 raise SyntaxError, "\"%s\" is not a valid EDS line"%assignment.strip()
309 # keyname must be immediately followed by the "=" sign, so we
310 # verify that there is no whitespace into keyname
311 if keyname.isalnum():
312 # value can be preceded and followed by whitespaces, so we escape them
313 value = value.strip()
314 # First case, value starts with "$NODEID", then it's a formula
315 if value.startswith("$NODEID"):
317 test = int(value.replace("$NODEID+", ""), 16)
318 computed_value = value.replace("$NODEID", "self.ID")
320 raise SyntaxError, "\"%s\" is not a valid formula for attribute \"%s\" of section \"[%s]\""%(value, keyname, section_name)
321 # Second case, value starts with "0x", then it's an hexadecimal value
322 elif value.startswith("0x"):
324 computed_value = int(value, 16)
326 raise SyntaxError, "\"%s\" is not a valid value for attribute \"%s\" of section \"[%s]\""%(value, keyname, section_name)
327 elif value.isdigit():
328 # Third case, value is a number and starts with "0", then it's an octal value
329 if value.startswith("0"):
330 computed_value = int(value, 8)
331 # Forth case, value is a number and don't start with "0", then it's a decimal value
333 computed_value = int(value)
334 # In any other case, we keep string value
336 computed_value = value
338 # Add value to values dictionary
339 if computed_value != "":
340 # If entry is an index or a subindex
342 # Verify that keyname is a possible attribute
343 if keyname.upper() not in ENTRY_ATTRIBUTES:
344 raise SyntaxError, "Keyname \"%s\" not recognised for section \"[%s]\""%(keyname, section_name)
345 # Verify that value is valid
346 elif not ENTRY_ATTRIBUTES[keyname.upper()](computed_value):
347 raise SyntaxError, "Invalid value \"%s\" for keyname \"%s\" of section \"[%s]\""%(value, keyname, section_name)
349 values[keyname.upper()] = computed_value
351 values[keyname.upper()] = computed_value
352 # All lines that are not empty and are neither a comment neither not a valid assignment
353 elif assignment.strip() != "":
354 raise SyntaxError, "\"%s\" is not a valid EDS line"%assignment.strip()
356 # If entry is an index or a subindex
358 # Verify that entry has an ObjectType
359 if "OBJECTTYPE" in values.keys():
360 # Extract entry ObjectType
361 objecttype = values["OBJECTTYPE"]
362 # Extract parameters defined
363 keys = Set(values.keys())
364 keys.discard("subindexes")
365 # Extract possible parameters and parameters required
366 possible = Set(ENTRY_TYPES[objecttype]["require"] + ENTRY_TYPES[objecttype]["optional"])
367 required = Set(ENTRY_TYPES[objecttype]["require"])
368 # Verify that parameters defined contains all the parameters required
369 if not keys.issuperset(required):
370 missing = required.difference(keys)._data.keys()
372 attributes = "Attributes %s are"%", ".join(["\"%s\""%attribute for attribute in missing])
374 attributes = "Attribute \"%s\" is"%missing[0]
375 raise SyntaxError, "Error on section \"[%s]\":\n%s required for a%s entry"%(section_name, attributes, ENTRY_TYPES[objecttype]["name"])
376 # Verify that parameters defined are all in the possible parameters
377 if not keys.issubset(possible):
378 unsupported = keys.difference(possible)._data.keys()
379 if len(unsupported) > 1:
380 attributes = "Attributes %s are"%", ".join(["\"%s\""%attribute for attribute in unsupported])
382 attributes = "Attribute \"%s\" is"%unsupported[0]
383 raise SyntaxError, "Error on section \"[%s]\":\n%s unsupported for a%s entry"%(section_name, attributes, ENTRY_TYPES[objecttype]["name"])
385 raise SyntaxError, "Error on section \"[%s]\":\nAttribute OBJECTTYPE is required"%section_name
390 # Function that write an EDS file after generate it's content
391 def WriteFile(filepath, content):
392 # Open file in write mode
393 cfile = open(filepath,"w")
400 # Function that generate the EDS file content for the current node in the manager
401 def GenerateFileContent(filepath):
402 # Dictionary of each index contents
406 current_time = localtime()
407 # Extract node informations
408 nodename, nodeid, nodetype, description = Manager.GetCurrentNodeInfos()
410 # Compiling lists of indexes defined
411 entries = [idx for name, idx in Manager.GetCurrentValidIndexes(0, 0xFFFF)]
413 # Generate FileInfo section
414 fileContent = "[FileInfo]\n"
415 fileContent += "CreatedBy=CANFestival\n"
416 fileContent += "Description=%s\n"%description
417 fileContent += "CreationTime=%s"%strftime("%I:%M", current_time)
418 # %p option of strftime seems not working, then generate AM/PM by hands
419 if strftime("%I", current_time) == strftime("%H", current_time):
420 fileContent += "AM\n"
422 fileContent += "PM\n"
423 fileContent += "CreationDate=%s\n"%strftime("%m-%d-%Y", current_time)
424 fileContent += "FileName=%s\n"%os.path.split(filepath)[-1]
425 fileContent += "FileVersion=1\n"
426 fileContent += "FileRevision=1\n"
427 fileContent += "EDSVersion=3.0\n"
429 # Generate DeviceInfo section
430 fileContent += "\n[DeviceInfo]\n"
431 fileContent += "VendorName=CANFestival\n"
432 # Use information typed by user in Identity entry
433 fileContent += "VendorNumber=0x%8.8X\n"%Manager.GetCurrentEntry(0x1018, 1)
434 fileContent += "ProductName=%s\n"%nodename
435 fileContent += "ProductNumber=0x%8.8X\n"%Manager.GetCurrentEntry(0x1018, 2)
436 fileContent += "RevisionNumber=0x%8.8X\n"%Manager.GetCurrentEntry(0x1018, 3)
437 # CANFestival support all baudrates as soon as driver choosen support them
438 fileContent += "BaudRate_10=1\n"
439 fileContent += "BaudRate_20=1\n"
440 fileContent += "BaudRate_50=1\n"
441 fileContent += "BaudRate_125=1\n"
442 fileContent += "BaudRate_250=1\n"
443 fileContent += "BaudRate_500=1\n"
444 fileContent += "BaudRate_800=1\n"
445 fileContent += "BaudRate_1000=1\n"
446 # Select BootUp type from the informations given by user
447 fileContent += "SimpleBootUpMaster=%s\n"%BOOL_TRANSLATE[nodetype == "master"]
448 fileContent += "SimpleBootUpSlave=%s\n"%BOOL_TRANSLATE[nodetype == "slave"]
449 # CANFestival characteristics
450 fileContent += "Granularity=8\n"
451 fileContent += "DynamicChannelsSupported=0\n"
452 fileContent += "CompactPDO=0\n"
453 fileContent += "GroupMessaging=0\n"
454 # Calculate receive and tranmit PDO numbers with the entry available
455 fileContent += "NrOfRXPDO=%d\n"%len([idx for idx in entries if 0x1400 <= idx <= 0x15FF])
456 fileContent += "NrOfTXPDO=%d\n"%len([idx for idx in entries if 0x1800 <= idx <= 0x19FF])
457 # LSS not supported as soon as DS-302 was not fully implemented
458 fileContent += "LSS_Supported=0\n"
460 # Generate Dummy Usage section
461 fileContent += "\n[DummyUsage]\n"
462 fileContent += "Dummy0001=0\n"
463 fileContent += "Dummy0002=1\n"
464 fileContent += "Dummy0003=1\n"
465 fileContent += "Dummy0004=1\n"
466 fileContent += "Dummy0005=1\n"
467 fileContent += "Dummy0006=1\n"
468 fileContent += "Dummy0007=1\n"
470 # Generate Comments section
471 fileContent += "\n[Comments]\n"
472 fileContent += "Lines=0\n"
474 # List of entry by type (Mandatory, Optional or Manufacturer
479 # For each entry, we generate the entry section or sections if there is subindexes
480 for entry in entries:
481 # Extract infos and values for the entry
482 entry_infos = Manager.GetEntryInfos(entry)
483 values = Manager.GetCurrentEntry(entry)
484 # Define section name
485 text = "\n[%X]\n"%entry
486 # If there is only one value, it's a VAR entry
487 if type(values) != ListType:
488 # Extract the informations of the first subindex
489 subentry_infos = Manager.GetSubentryInfos(entry, 0)
490 # Generate EDS informations for the entry
491 text += "ParameterName=%s\n"%subentry_infos["name"]
492 text += "ObjectType=0x7\n"
493 text += "DataType=0x%4.4X\n"%subentry_infos["type"]
494 text += "AccessType=%s\n"%subentry_infos["access"]
495 text += "DefaultValue=%s\n"%values
496 text += "PDOMapping=%s\n"%BOOL_TRANSLATE[subentry_infos["pdo"]]
498 # Generate EDS informations for the entry
499 text += "ParameterName=%s\n"%entry_infos["name"]
500 if entry_infos["struct"] & node.OD_IdenticalSubindexes:
501 text += "ObjectType=0x9\n"
503 text += "ObjectType=0x8\n"
505 # Generate EDS informations for subindexes of the entry in a separate text
507 # Reset number of subindex defined
509 for subentry, value in enumerate(values):
510 # Extract the informations of each subindex
511 subentry_infos = Manager.GetSubentryInfos(entry, subentry)
512 # If entry is not for the compatibility, generate informations for subindex
513 if subentry_infos["name"] != "Compatibility Entry":
514 subtext += "\n[%Xsub%X]\n"%(entry, subentry)
515 subtext += "ParameterName=%s\n"%subentry_infos["name"]
516 subtext += "ObjectType=0x7\n"
517 subtext += "DataType=0x%4.4X\n"%subentry_infos["type"]
518 subtext += "AccessType=%s\n"%subentry_infos["access"]
519 subtext += "DefaultValue=%s\n"%value
520 subtext += "PDOMapping=%s\n"%BOOL_TRANSLATE[subentry_infos["pdo"]]
521 # Increment number of subindex defined
523 # Write number of subindex defined for the entry
524 text += "SubNumber=%d\n"%nb_subentry
525 # Write subindex definitions
528 # Then we add the entry in the right list
530 # First case, entry is between 0x2000 and 0x5FFF, then it's a manufacturer entry
531 if 0x2000 <= entry <= 0x5FFF:
532 manufacturers.append(entry)
533 # Second case, entry is required, then it's a mandatory entry
534 elif entry_infos["need"]:
535 mandatories.append(entry)
536 # In any other case, it's an optional entry
538 optionals.append(entry)
539 # Save text of the entry in the dictiionary of contents
540 indexContents[entry] = text
542 # Before generate File Content we sort the entry list
547 # Generate Definition of mandatory objects
548 fileContent += "\n[MandatoryObjects]\n"
549 fileContent += "SupportedObjects=%d\n"%len(mandatories)
550 for idx, entry in enumerate(mandatories):
551 fileContent += "%d=0x%4.4X\n"%(idx, entry)
552 # Write mandatory entries
553 for entry in mandatories:
554 fileContent += indexContents[entry]
556 # Generate Definition of optional objects
557 fileContent += "\n[OptionalObjects]\n"
558 fileContent += "SupportedObjects=%d\n"%len(optionals)
559 for idx, entry in enumerate(optionals):
560 fileContent += "%d=0x%4.4X\n"%(idx, entry)
561 # Write optional entries
562 for entry in optionals:
563 fileContent += indexContents[entry]
565 # Generate Definition of manufacturer objects
566 fileContent += "\n[ManufacturerObjects]\n"
567 fileContent += "SupportedObjects=%d\n"%len(manufacturers)
568 for idx, entry in enumerate(manufacturers):
569 fileContent += "%d=0x%4.4X\n"%(idx, entry)
570 # Write manufacturer entries
571 for entry in manufacturers:
572 fileContent += indexContents[entry]
574 # Return File Content
578 # Function that generates EDS file from current node edited
579 def GenerateEDSFile(filepath, manager):
583 # Generate file content
584 content = GenerateFileContent(filepath)
586 WriteFile(filepath, content)
588 except ValueError, message:
589 return "Unable to generate EDS file\n%s"%message
591 # Function that generate the CPJ file content for the nodelist
592 def GenerateCPJContent(nodelist):
593 nodes = nodelist.SlaveNodes.keys()
596 fileContent = "[TOPOLOGY]\n"
597 fileContent += "NetName=%s\n"%nodelist.GetNetworkName()
598 fileContent += "Nodes=0x%2.2X\n"%len(nodes)
601 fileContent += "Node%dPresent=0x01\n"%nodeid
602 fileContent += "Node%dName=%s\n"%(nodeid, nodelist.SlaveNodes[nodeid]["Name"])
603 fileContent += "Node%dDCFName=%s\n"%(nodeid, nodelist.SlaveNodes[nodeid]["EDS"])
605 fileContent += "EDSBaseName=eds\n"
608 # Function that generates Node from an EDS file
609 def GenerateNode(filepath, cwd, nodeID = 0):
612 Node = node.Node(id = nodeID)
614 # Parse file and extract dictionary of EDS entry
615 eds_dict = ParseEDSFile(filepath)
616 # Extract Profile Number from Device Type entry
617 ProfileNb = eds_dict[0x1000]["DEFAULTVALUE"] & 0x0000ffff
618 # If profile is not DS-301 or DS-302
619 if ProfileNb not in [301, 302]:
620 # Compile Profile name and path to .prf file
621 ProfileName = "DS-%d"%ProfileNb
622 ProfilePath = os.path.join(cwd, "config/%s.prf"%ProfileName)
623 # Verify that profile is available
624 if os.path.isfile(ProfilePath):
627 execfile(ProfilePath)
628 Node.SetProfileName(ProfileName)
629 Node.SetProfile(Mapping)
630 Node.SetSpecificMenu(AddMenuEntries)
633 # Read all entries in the EDS dictionary
634 for entry, values in eds_dict.items():
635 # All sections with a name in keynames are escaped
636 if entry in SECTION_KEYNAMES:
639 # Extract informations for the entry
640 entry_infos = Node.GetEntryInfos(entry)
642 # If no informations are available, then we write them
644 # First case, entry is a VAR
645 if values["OBJECTTYPE"] == 7:
646 # Add mapping for entry
647 Node.AddMappingEntry(entry, name = values["PARAMETERNAME"], struct = 1)
648 # Add mapping for first subindex
649 Node.AddMappingEntry(entry, 0, values = {"name" : values["PARAMETERNAME"],
650 "type" : values["DATATYPE"],
651 "access" : ACCESS_TRANSLATE[values["ACCESSTYPE"]],
652 "pdo" : values["PDOMAPPING"] == 1})
653 # Second case, entry is an ARRAY
654 elif values["OBJECTTYPE"] == 8:
655 # Extract maximum subindex number defined
657 max_subindex = values["subindexes"][0]["DEFAULTVALUE"]
659 raise SyntaxError, "Error on entry 0x%4.4X:\nSubindex 0 must be defined for an ARRAY entry"%entry
660 # Add mapping for entry
661 Node.AddMappingEntry(entry, name = values["PARAMETERNAME"], struct = 3)
662 # Add mapping for first subindex
663 Node.AddMappingEntry(entry, 0, values = {"name" : "Number of Entries", "type" : 0x05, "access" : "ro", "pdo" : False})
664 # Add mapping for other subindexes
665 for subindex in xrange(1, int(max_subindex) + 1):
666 # if subindex is defined
667 if subindex in values["subindexes"]:
668 Node.AddMappingEntry(entry, subindex, values = {"name" : values["subindexes"][subindex]["PARAMETERNAME"],
669 "type" : values["subindexes"][subindex]["DATATYPE"],
670 "access" : ACCESS_TRANSLATE[values["subindexes"][subindex]["ACCESSTYPE"]],
671 "pdo" : values["subindexes"][subindex]["PDOMAPPING"] == 1})
672 # if not, we add a mapping for compatibility
674 Node.AddMappingEntry(entry, subindex, values = {"name" : "Compatibility Entry", "type" : 0x05, "access" : "rw", "pdo" : False})
675 # Third case, entry is an RECORD
676 elif values["OBJECTTYPE"] == 9:
677 # Verify that the first subindex is defined
678 if 0 not in values["subindexes"]:
679 raise SyntaxError, "Error on entry 0x%4.4X:\nSubindex 0 must be defined for a RECORD entry"%entry
680 # Add mapping for entry
681 Node.AddMappingEntry(entry, name = values["PARAMETERNAME"], struct = 7)
682 # Add mapping for first subindex
683 Node.AddMappingEntry(entry, 0, values = {"name" : "Number of Entries", "type" : 0x05, "access" : "ro", "pdo" : False})
684 # Verify that second subindex is defined
686 Node.AddMappingEntry(entry, 1, values = {"name" : values["PARAMETERNAME"] + " %d[(sub)]",
687 "type" : values["subindexes"][1]["DATATYPE"],
688 "access" : ACCESS_TRANSLATE[values["subindexes"][1]["ACCESSTYPE"]],
689 "pdo" : values["subindexes"][1]["PDOMAPPING"] == 1})
691 raise SyntaxError, "Error on entry 0x%4.4X:\nA RECORD entry must have at least 2 subindexes"%entry
693 # Define entry for the new node
695 # First case, entry is a VAR
696 if values["OBJECTTYPE"] == 7:
697 # Take default value if it is defined
698 if "DEFAULTVALUE" in values:
699 value = values["DEFAULTVALUE"]
700 # Find default value for value type of the entry
702 value = GetDefaultValue(entry)
703 Node.AddEntry(entry, 0, value)
704 # Second case, entry is an ARRAY or a RECORD
705 elif values["OBJECTTYPE"] in (8, 9):
706 # Verify that "Subnumber" attribute is defined and has a valid value
707 if "SUBNUMBER" in values and values["SUBNUMBER"] > 0:
708 # Extract maximum subindex number defined
710 max_subindex = values["subindexes"][0]["DEFAULTVALUE"]
712 raise SyntaxError, "Error on entry 0x%4.4X:\nSubindex 0 must be defined for an ARRAY or a RECORD entry"%entry
713 # Define value for all subindexes except the first
714 for subindex in xrange(1, int(max_subindex) + 1):
715 # Take default value if it is defined and entry is defined
716 if subindex in values["subindexes"] and "DEFAULTVALUE" in values["subindexes"][subindex]:
717 value = values["subindexes"][subindex]["DEFAULTVALUE"]
718 # Find default value for value type of the subindex
720 value = GetDefaultValue(entry, subindex)
721 Node.AddEntry(entry, subindex, value)
723 raise SyntaxError, "Array or Record entry 0x%4.4X must have a \"SubNumber\" attribute"%entry
725 except SyntaxError, message:
726 return "Unable to import EDS file\n%s"%message
728 #-------------------------------------------------------------------------------
730 #-------------------------------------------------------------------------------
732 if __name__ == '__main__':
733 print ParseEDSFile("examples/PEAK MicroMod.eds")