def glob(interp, pattern, flags=0):
if not _valid_fname(pattern):
interp.space.ec.warn(
"glob() expects parameter 1 to be a valid path, string given")
return interp.space.w_Null
r, files = _glob(pattern, flags)
if r != 0 and files != []:
return interp.space.w_False
res_list = []
for i in files:
res_list.append(interp.space.newstr(i))
return interp.space.new_array_from_list(res_list)
def hash_update_file(space, w_res, filename, w_ctx=None):
""" Pump data into an active hashing context from a file"""
if not _valid_fname(filename):
space.ec.warn("hash_file() expects parameter 1 " "to be a valid path, string given")
return space.w_False
try:
f = open(filename)
while True:
data = f.read(1024)
if not data:
break
w_res.update(data)
except IOError, e:
if not we_are_translated():
space.ec.warn("hash_file(%s): failed to open stream: " "%s" % (filename, e.strerror))
return space.w_False
assert False # RPython does not raise IOError
def hash_file(space, algo, filename, raw_output=False):
""" Generate a hash value using the contents of a given file"""
h = _get_hash_algo(algo)
if not _valid_fname(filename):
space.ec.warn("hash_file() expects parameter 1 " "to be a valid path, string given")
return space.w_Null
try:
f = open(filename)
while True:
data = f.read(1024)
if not data:
break
h.update(data)
except IOError, e:
if not we_are_translated():
space.ec.warn("hash_file(%s): failed to open stream: " "%s" % (filename, e.strerror))
return space.w_False
assert False # RPython does not raise IOError
def hash_update_file(space, w_res, filename, w_ctx=None):
""" Pump data into an active hashing context from a file"""
if not _valid_fname(filename):
space.ec.warn("hash_file() expects parameter 1 "
"to be a valid path, string given")
return space.w_False
try:
f = open(filename)
while True:
data = f.read(1024)
if not data:
break
w_res.update(data)
except IOError, e:
if not we_are_translated():
space.ec.warn("hash_file(%s): failed to open stream: "
"%s" % (filename, e.strerror))
return space.w_False
assert False # RPython does not raise IOError
def hash_file(space, algo, filename, raw_output=False):
""" Generate a hash value using the contents of a given file"""
h = _get_hash_algo(algo)
if not _valid_fname(filename):
space.ec.warn("hash_file() expects parameter 1 "
"to be a valid path, string given")
return space.w_Null
try:
f = open(filename)
while True:
data = f.read(1024)
if not data:
break
h.update(data)
except IOError, e:
if not we_are_translated():
space.ec.warn("hash_file(%s): failed to open stream: "
"%s" % (filename, e.strerror))
return space.w_False
assert False # RPython does not raise IOError
def hash_hmac_file(space, algo, filename, key, raw_output=False):
""" Generate a keyed hash value using the
HMAC method and the contents of a given file"""
if not _valid_fname(filename):
space.ec.warn("hash_hmac_file() expects parameter 1 "
"to be a valid path, string given")
return space.w_False
h = _get_hash_algo(algo)
bs = h.block_size
ipad = [chr(0x36)] * bs
opad = [chr(0x5c)] * bs
if len(key) > bs:
h.update(key)
key = h.digest()
elif len(key) < bs:
key = key + chr(0) * (bs - len(key))
inside = _get_hash_algo(algo)
outside = _get_hash_algo(algo)
inside.update(strxor(key, ipad))
try:
f = open(filename)
while True:
data = f.read(1024)
if not data:
break
inside.update(data)
except IOError, e:
if not we_are_translated():
space.ec.warn("hash_file(%s): failed to open stream: "
"%s" % (filename, e.strerror))
return space.w_False
assert False # RPython does not raise IOError
def hash_hmac_file(space, algo, filename, key, raw_output=False):
""" Generate a keyed hash value using the
HMAC method and the contents of a given file"""
if not _valid_fname(filename):
space.ec.warn("hash_hmac_file() expects parameter 1 " "to be a valid path, string given")
return space.w_False
h = _get_hash_algo(algo)
bs = h.block_size
ipad = [chr(0x36)] * bs
opad = [chr(0x5C)] * bs
if len(key) > bs:
h.update(key)
key = h.digest()
elif len(key) < bs:
key = key + chr(0) * (bs - len(key))
inside = _get_hash_algo(algo)
outside = _get_hash_algo(algo)
inside.update(strxor(key, ipad))
try:
f = open(filename)
while True:
data = f.read(1024)
if not data:
break
inside.update(data)
except IOError, e:
if not we_are_translated():
space.ec.warn("hash_file(%s): failed to open stream: " "%s" % (filename, e.strerror))
return space.w_False
assert False # RPython does not raise IOError
