closes bpo-39953: Update OpenSSL error codes table. (GH-19082)

I updated the error codes using the OpenSSL 1.1.1f source tree.
(cherry picked from commit 3e0dd3730b5eff7e9ae6fb921aa77cd26efc9e3a)

Co-authored-by: Benjamin Peterson <benjamin@python.org>

1 files changed, 16 insertions, 9 deletions

diff --git a/Tools/ssl/make_ssl_data.py b/Tools/ssl/make_ssl_data.py
index 3fb4985..2297c85 100755
--- a/Tools/ssl/make_ssl_data.py
+++ b/Tools/ssl/make_ssl_data.py
@@ -11,6 +11,7 @@ It takes two arguments:
 """
 
 import datetime
+import glob
 import os
 import re
 import sys
@@ -18,7 +19,7 @@ import _ssl
 
 
 def parse_error_codes(h_file, prefix, libcode):
-    pat = re.compile(r"#define\W+(%s([\w]+))\W+(\d+)\b" % re.escape(prefix))
+    pat = re.compile(r"#\s*define\W+(%s([\w]+))\W+(\d+)\b" % re.escape(prefix))
     codes = []
     with open(h_file, "r", encoding="latin1") as f:
         for line in f:
@@ -28,6 +29,7 @@ def parse_error_codes(h_file, prefix, libcode):
                 num = int(num)
                 # e.g. ("SSL_R_BAD_DATA", ("ERR_LIB_SSL", "BAD_DATA", 390))
                 codes.append((code, (libcode, name, num)))
+    assert codes, f"no codes found in {h_file}"
     return codes
 
 if __name__ == "__main__":
@@ -35,18 +37,23 @@ if __name__ == "__main__":
     outfile = sys.argv[2]
     use_stdout = outfile == '-'
     f = sys.stdout if use_stdout else open(outfile, "w")
-    error_libraries = {
-        # mnemonic -> (library code, error prefix, header file)
-        'PEM': ('ERR_LIB_PEM', 'PEM_R_', 'crypto/pem/pem.h'),
-        'SSL': ('ERR_LIB_SSL', 'SSL_R_', 'ssl/ssl.h'),
-        'X509': ('ERR_LIB_X509', 'X509_R_', 'crypto/x509/x509.h'),
-        }
+    # mnemonic -> (library code, error prefix, header file)
+    error_libraries = {}
+    for error_header in glob.glob(os.path.join(openssl_inc, 'include/openssl/*err.h')):
+        base = os.path.basename(error_header)
+        if base in ('buffererr.h', 'objectserr.h', 'storeerr.h'):
+            # Deprecated in 3.0.
+            continue
+        mnemonic = base[:-5].upper()
+        if mnemonic == "":
+            # Skip err.h.
+            continue
+        error_libraries[mnemonic] = (f'ERR_LIB_{mnemonic}', f'{mnemonic}_R_', error_header)
 
     # Read codes from libraries
     new_codes = []
     for libcode, prefix, h_file in sorted(error_libraries.values()):
-        new_codes += parse_error_codes(os.path.join(openssl_inc, h_file),
-                                       prefix, libcode)
+        new_codes += parse_error_codes(h_file, prefix, libcode)
     new_code_nums = set((libcode, num)
                         for (code, (libcode, name, num)) in new_codes)