Mercurial > cpython-lru_cache-weakref

annotate Tools/ssl/make_ssl_data.py @ 83447:678564fc0962 3.3

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#17789: test_random now works with unittest test discovery. Patch by Zachary Ware.
author Ezio Melotti <ezio.melotti@gmail.com>
date Fri, 19 Apr 2013 05:45:27 +0300
parents ad9f6e294d09
children
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1 #! /usr/bin/env python3
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2
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3 """
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4 This script should be called *manually* when we want to upgrade SSLError
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5 `library` and `reason` mnemnonics to a more recent OpenSSL version.
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6
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7 It takes two arguments:
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8 - the path to the OpenSSL include files' directory
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9 (e.g. openssl-1.0.1-beta3/include/openssl/)
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10 - the path to the C file to be generated
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11 (probably Modules/_ssl_data.h)
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12 """
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13
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14 import datetime
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15 import os
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16 import re
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17 import sys
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18
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19
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20 def parse_error_codes(h_file, prefix):
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21 pat = re.compile(r"#define\W+(%s([\w]+))\W+(\d+)\b" % re.escape(prefix))
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22 codes = []
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23 with open(h_file, "r", encoding="latin1") as f:
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24 for line in f:
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25 match = pat.search(line)
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26 if match:
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27 code, name, num = match.groups()
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28 num = int(num)
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29 codes.append((code, name, num))
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30 return codes
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31
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32 if __name__ == "__main__":
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33 openssl_inc = sys.argv[1]
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34 outfile = sys.argv[2]
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35 use_stdout = outfile == '-'
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36 f = sys.stdout if use_stdout else open(outfile, "w")
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37 error_libraries = (
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38 # (library code, mnemonic, error prefix, header file)
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39 ('ERR_LIB_PEM', 'PEM', 'PEM_R_', 'pem.h'),
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40 ('ERR_LIB_SSL', 'SSL', 'SSL_R_', 'ssl.h'),
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41 ('ERR_LIB_X509', 'X509', 'X509_R_', 'x509.h'),
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42 )
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43 def w(l):
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44 f.write(l + "\n")
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45 w("/* File generated by Tools/ssl/make_ssl_data.py */")
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46 w("/* Generated on %s */" % datetime.datetime.now().isoformat())
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47 w("")
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48
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49 w("static struct py_ssl_library_code library_codes[] = {")
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50 for libcode, mnemo, _, _ in error_libraries:
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51 w(' {"%s", %s},' % (mnemo, libcode))
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52 w(' { NULL }')
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53 w('};')
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54 w("")
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55
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56 w("static struct py_ssl_error_code error_codes[] = {")
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57 for libcode, _, prefix, h_file in error_libraries:
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58 codes = parse_error_codes(os.path.join(openssl_inc, h_file), prefix)
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59 for code, name, num in sorted(codes):
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60 w(' #ifdef %s' % (code))
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61 w(' {"%s", %s, %s},' % (name, libcode, code))
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62 w(' #else')
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63 w(' {"%s", %s, %d},' % (name, libcode, num))
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64 w(' #endif')
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65 w(' { NULL }')
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66 w('};')
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67 if not use_stdout:
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68 f.close()