70 lines
1.9 KiB
Python
70 lines
1.9 KiB
Python
# -*- coding: UTF-8 -*-
|
|
|
|
# 1) convert all 36XYZ-$release.doc files to text files in utf-8 format with MS Office
|
|
# 2) use this script to extract all ASN.1 modules
|
|
|
|
import codecs
|
|
import re
|
|
|
|
dirpath = './'
|
|
path = dirpath + '36463-d10.txt'
|
|
|
|
# ASN.1 modules are described within specific sections
|
|
sections = [
|
|
'9.3.3 Elementary Procedure Definitions',
|
|
'9.3.4 PDU Definitions',
|
|
'9.3.5 Information Element definitions',
|
|
'9.3.6 Common definitions',
|
|
'9.3.7 Constant definitions',
|
|
'9.3.8 Container definitions'
|
|
]
|
|
|
|
module_def = re.compile('^([A-Z][a-zA-Z0-9\-]{0,})\s{1,}\{')
|
|
|
|
def main():
|
|
|
|
fd = codecs.open(path, 'r', 'utf-8')
|
|
speclines = fd.readlines()
|
|
fd.close()
|
|
#print(len(speclines))
|
|
|
|
inside, start = False, False
|
|
module = []
|
|
module_name = None
|
|
|
|
for line in speclines:
|
|
if line[:-2] in sections:
|
|
if inside:
|
|
raise(Exception('ASN.1 extraction failed: %s' % line))
|
|
inside, start = True, True
|
|
elif line[:-2] == 'END':
|
|
module.append(line)
|
|
inside = False
|
|
print('%s.asn' % module_name)
|
|
fd = codecs.open(dirpath + module_name + '.asn', 'w', 'utf-8')
|
|
fd.write( ''.join(module) )
|
|
fd.close()
|
|
module = []
|
|
module_name = None
|
|
else:
|
|
if inside:
|
|
#print('inside')
|
|
if start:
|
|
#print('start')
|
|
m = module_def.match(line)
|
|
if m:
|
|
module_name = m.group(1)
|
|
start = False
|
|
#print(module_name)
|
|
elif not re.match('^\s{1,}$', line) and not line[:2] == '--':
|
|
start = False
|
|
# inside a module: storing the line
|
|
module.append(line)
|
|
|
|
print('> extraction done')
|
|
return 0
|
|
|
|
if __name__ == '__main__':
|
|
main()
|
|
|