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ebroeckerebroecker
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support for PCAN-Sym-Format (currently import only)
this is about issue #7 (github)
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+216
-4
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+216
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‎TODO.md

+8-3
Original file line numberDiff line numberDiff line change
@@ -1,11 +1,9 @@
1-
21
library/canmatrix.py
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: Definitions should be imported with disassembling not as complete string
43

54
library/canmatrixGenerateJS.py
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flasche Bits bei nicht-vollständigen Bytes...
76

8-
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library/exportarxml.py
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Well, ..., this is the first attempt to export a arxml-file; I did this without reading any spec;
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recievers of signals are missing
@@ -17,8 +15,10 @@ library/importarxml.py
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Well, ..., this is the first attempt to import a arxml-file; I did this without reading any spec;
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: use diagAddress for frame-classification
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18+
2019
library/importdbc.py
2120
support for: VERSION, NS, BS_, SIG_VALTYPE_, BA_DEF_REL == BA_DEF_??, BA_DEF_DEF_REL_ = BA_DEF_DEF_ ??
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Extended-Frames are not recognized
2222

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library/importdbf.py
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support for [START_PARAM_NODE_RX_SIG]
@@ -30,4 +30,9 @@ library/importkcd.py
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defaults for CAN-Simulation missing
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LabelGroup not supported
3232

33-
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library/importsym.py
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: the signalname should be unique. If same signal-name is used in different mux-ids, the signal-name should be unified. maybe this is an dbc-export-issue not an sym-import-issue
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: I don't know what to do with the "/p"-Options in the signal-definition
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: what is the differenze between SEND and SENDRECEIVE ?
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: support for title Title="AFE_CAN_ID0"
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/p ???

‎convert.py

+3-1
Original file line numberDiff line numberDiff line change
@@ -28,7 +28,7 @@
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usage = """
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%prog [options] import-file export-file
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31-
import-file: *.dbc|*.dbf|*.kcd|*.arxml|*.xls
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import-file: *.dbc|*.dbf|*.kcd|*.arxml|*.xls(x)|*.sym
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export-file: *.dbc|*.dbf|*.kcd|*.json|*.xls(x)
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"""
@@ -59,6 +59,8 @@
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dbs[""] = im.importDbc(infile, cmdlineOptions.dbcCharset, cmdlineOptions.dbcCommentCharset)
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elif infile[-3:] == 'dbf':
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dbs[""] = im.importDbf(infile)
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elif infile[-3:] == 'sym':
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dbs[""] = im.importSym(infile)
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elif infile[-3:] == 'kcd':
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dbs[""] = im.importKcd(infile)
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elif infile[-3:] == 'xls':

‎library/importall.py

+1
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,7 @@
11
#!/usr/bin/env python
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from importdbc import *
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from importdbf import *
4+
from importsym import *
45

56
try:
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from importarxml import *

‎library/importdbc.py

+1
Original file line numberDiff line numberDiff line change
@@ -24,6 +24,7 @@
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# dbc-files are the can-matrix-definitions of canoe
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#
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#TODO support for: VERSION, NS, BS_, SIG_VALTYPE_, BA_DEF_REL == BA_DEF_??, BA_DEF_DEF_REL_ = BA_DEF_DEF_ ??
27+
#TODO Extended-Frames are not recognized
2728

2829
from canmatrix import *
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import re

‎library/importsym.py

+203
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,203 @@
1+
#!/usr/bin/env python
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#Copyright (c) 2013, Eduard Broecker
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#All rights reserved.
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#
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#Redistribution and use in source and binary forms, with or without modification, are permitted provided that
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# the following conditions are met:
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#
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# Redistributions of source code must retain the above copyright notice, this list of conditions and the
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# following disclaimer.
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# Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
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# following disclaimer in the documentation and/or other materials provided with the distribution.
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#
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#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
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#WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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#PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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#DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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#PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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#CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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#OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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#DAMAGE.
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#
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# this script imports sym-files to a canmatrix-object
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# sym-files are the can-matrix-definitions of peak tools
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#
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#TODO : the signalname should be unique. If same signal-name is used in different mux-ids, the signal-name should be unified. maybe this is an dbc-export-issue not an sym-import-issue
27+
#TODO : I don't know what to do with the "/p"-Options in the signal-definition
28+
#TODO : what is the differenze between SEND and SENDRECEIVE ?
29+
# currently only for FormatVersion=5.0
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#TODO: support for title Title="AFE_CAN_ID0"
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32+
from canmatrix import *
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import re
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import codecs
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36+
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def importSym(filename):
38+
class Mode:
39+
glob, enums, send, sendReceive = range(4)
40+
mode = Mode.glob
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valueTables = {}
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43+
frameName = ""
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frame = None
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46+
db = CanMatrix()
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db.addFrameDefines("GenMsgCycleTime", 'INT 0 65535')
48+
db.addSignalDefines("GenSigStartValue", 'FLOAT -3.4E+038 3.4E+038')
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f = open(filename)
50+
51+
for line in f:
52+
l = line.strip()
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#ignore emty line:
54+
if l.__len__() == 0:
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continue
56+
57+
#switch mode:
58+
if line[0:7] == "{ENUMS}":
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mode = Mode.enums
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continue;
61+
if line[0:6] == "{SEND}":
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mode = Mode.send
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continue;
64+
if line[0:13] == "{SENDRECEIVE}":
65+
mode = Mode.sendReceive
66+
continue;
67+
68+
69+
if mode == Mode.glob:
70+
continue
71+
elif mode == Mode.enums:
72+
line = line.strip()
73+
if line.startswith('enum'):
74+
while not line[5:].strip().endswith(')'):
75+
line = line.split('//')[0]
76+
line += f.next().strip()
77+
line = line.split('//')[0]
78+
tempArray = line[5:].replace(')','').split('(')
79+
valtabName = tempArray[0]
80+
tempArray = tempArray[1].split(',')
81+
tempValTable = {}
82+
for entry in tempArray:
83+
tempValTable[entry.split('=')[0].strip()] = entry.split('=')[1].replace('"','').strip()
84+
valueTables[valtabName] = tempValTable
85+
86+
elif mode == Mode.send or mode == Mode.sendReceive:
87+
if line.startswith('['):
88+
multiplexor = None
89+
# found new frame:
90+
if frameName != line.replace('[','').replace(']','').strip():
91+
frameName = line.replace('[','').replace(']','').strip()
92+
if frame is not None:
93+
if len(multiplexValTable) > 0:
94+
frame.signalByName(frame._name + "_MUX")._values = multiplexValTable
95+
db._fl.addFrame(frame)
96+
97+
frame = Frame(0,frameName,8,None)
98+
multiplexValTable = {}
99+
100+
#key value:
101+
elif line.startswith('Var') or line.startswith('Mux'):
102+
tmpMux = line[:3]
103+
line = line[4:]
104+
comment = ""
105+
indexOffset = 1
106+
if tmpMux == "Mux":
107+
indexOffset = 0
108+
109+
if '//' in line:
110+
comment = line.split('//')[1].strip()
111+
line = line.split('//')[0]
112+
tempArray = line.strip().split(' ')
113+
sigName = tempArray[0]
114+
if indexOffset == 1 and tempArray[1][:8] == "unsigned":
115+
valuetype = "+"
116+
else:
117+
valuetype = "-"
118+
119+
startBit = int(tempArray[indexOffset+1].split(',')[0])
120+
signalLength = int(tempArray[indexOffset+1].split(',')[1])
121+
intel = 1
122+
unit = ""
123+
factor = 1
124+
max = 1
125+
min = 0
126+
startValue = 0
127+
offset = 0
128+
valueTableName = None
129+
130+
if tmpMux == "Mux":
131+
multiplexor= tempArray[2]
132+
multiplexValTable[multiplexor] = sigName
133+
indexOffset = 2
134+
135+
for switch in tempArray[indexOffset+2:]:
136+
if switch == "-m":
137+
intel = 0
138+
startByte = startBit / 8
139+
startBit = startBit % 8
140+
startBit = (7-startBit)
141+
startBit += startByte * 8
142+
elif switch == "-h":
143+
#hexadecimal output - not supported
144+
pass
145+
elif switch.startswith('/'):
146+
if switch[1:].split(':')[0] == 'u':
147+
unit = switch[1:].split(':')[1]
148+
elif switch[1:].split(':')[0] == 'f':
149+
factor = switch[1:].split(':')[1]
150+
elif switch[1:].split(':')[0] == 'd':
151+
startValue = switch[1:].split(':')[1]
152+
elif switch[1:].split(':')[0] == 'p':
153+
pass
154+
#TODO /p ???
155+
elif switch[1:].split(':')[0] == 'o':
156+
offset = switch[1:].split(':')[1]
157+
elif switch[1:].split(':')[0] == 'e':
158+
valueTableName = switch[1:].split(':')[1]
159+
elif switch[1:].split(':')[0] == 'max':
160+
max = switch[1:].split(':')[1]
161+
elif switch[1:].split(':')[0] == 'min':
162+
min = switch[1:].split(':')[1]
163+
# else:
164+
# print switch
165+
# else:
166+
# print switch
167+
startValue = float(startValue) / float(factor)
168+
if tmpMux == "Mux":
169+
signal = frame.signalByName(frameName + "_MUX")
170+
if signal == None:
171+
signal = Signal(frameName + "_MUX", startBit, signalLength, intel, valuetype, factor, offset, min, max, unit, "", 'Multiplexor')
172+
frame.addSignal(signal)
173+
174+
else:
175+
signal = Signal(sigName, startBit, signalLength, intel, valuetype, factor, offset, min, max, unit, "", multiplexor)
176+
if valueTableName is not None:
177+
signal._values = valueTables[valueTableName]
178+
signal.addAttribute("GenSigStartValue", str(startValue))
179+
frame.addSignal(signal)
180+
#variable processing
181+
elif line.startswith('ID'):
182+
comment = ""
183+
if '//' in line:
184+
comment = line.split('//')[1].strip()
185+
line = line.split('//')[0]
186+
frame._Id = int(line.split('=')[1].strip()[:-1], 16)
187+
frame.addComment(comment)
188+
elif line.startswith('Type'):
189+
if line.split('=')[1][:8] == "Extended":
190+
frame._extended = 1
191+
elif line.startswith('DLC'):
192+
frame._Size = int(line.split('=')[1])
193+
194+
elif line.startswith('CycleTime'):
195+
frame.addAttribute("GenMsgCycleTime", line.split('=')[1].strip())
196+
# else:
197+
# print line
198+
# else:
199+
# print "Unrecocniced line: " + l + " (%d) " % i
200+
if frame is not None:
201+
db._fl.addFrame(frame)
202+
203+
return db

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