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eliminate dead code and data in des.c

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-12-23 19:58:33 +01:00
parent 7316783f35
commit 0eb11149c9
1 changed files with 26 additions and 2 deletions
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28
util/import_gcry.py
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@ -101,6 +101,7 @@ for cipher_file in cipher_files:
iscryptostart = False
iscomma = False
isglue = False
skip_statement = False
if isc:
modname = cipher_file [0:len(cipher_file) - 2]
if re.match (".*-glue$", modname):
@ -108,6 +109,10 @@ for cipher_file in cipher_files:
isglue = True
modname = "gcry_%s" % modname
for line in f:
if skip_statement:
if not re.search (";", line) is None:
skip_statement = False
continue
if skip:
if line[0] == "}":
skip = False
@ -132,10 +137,22 @@ for cipher_file in cipher_files:
fw.write (" .blocksize = %s\n" % mdblocksizes [mdname])
ismd = False
iscomma = not re.search (",$", line) is None
# Used only for selftests.
m = re.match ("(static byte|static unsigned char) (weak_keys_chksum)\[[0-9]*\] =", line)
if not m is None:
skip = True
fname = m.groups ()[1]
chmsg = "(%s): Removed." % fname
if nch:
chlognew = "%s\n %s" % (chlognew, chmsg)
else:
chlognew = "%s %s" % (chlognew, chmsg)
nch = True
continue
if hold:
hold = False
# We're optimising for size.
if not re.match ("(run_selftests|selftest|_gcry_aes_c.._..c|_gcry_[a-z0-9]*_hash_buffer)", line) is None:
if not re.match ("(run_selftests|selftest|_gcry_aes_c.._..c|_gcry_[a-z0-9]*_hash_buffer|tripledes_set2keys|do_tripledes_set_extra_info)", line) is None:
skip = True
fname = re.match ("[a-zA-Z0-9_]*", line).group ()
chmsg = "(%s): Removed." % fname
@ -184,11 +201,18 @@ for cipher_file in cipher_files:
chlognew = "%s %s" % (chlognew, chmsg)
nch = True
continue
m = re.match ("(static const char( |)\*|static gpg_err_code_t|void)$", line)
m = re.match ("(static const char( |)\*|static gpg_err_code_t|void|static int|static gcry_err_code_t)$", line)
if not m is None:
hold = True
holdline = line
continue
m = re.match ("static int tripledes_set2keys \(.*\);", line)
if not m is None:
continue
m = re.match ("static int tripledes_set2keys \(", line)
if not m is None:
skip_statement = True
continue
m = re.match ("cipher_extra_spec_t", line)
if isc and not m is None:
skip2 = True