def _load_backend(self):
with self._lock:
if not self._backend:
# Import the untranslated name if we don't have a mapping
backend_path = self._backend_mapping.get(
self._backend_name, self._backend_name)
backend_mod = importutils.import_module(backend_path)
self._backend = backend_mod.get_backend()
def _load_backend(self):
with self._lock:
if not self._backend:
# Import the untranslated name if we don't have a mapping
backend_path = self._backend_mapping.get(self._backend_name,
self._backend_name)
backend_mod = importutils.import_module(backend_path)
self._backend = backend_mod.get_backend()
def _import_module(mod_str):
try:
if mod_str.startswith('bin.'):
imp.load_source(mod_str[4:], os.path.join('bin', mod_str[4:]))
return sys.modules[mod_str[4:]]
else:
return importutils.import_module(mod_str)
except Exception as e:
sys.stderr.write("Error importing module %s: %s\n" % (mod_str, str(e)))
return None
def _import_module(mod_str):
try:
if mod_str.startswith('bin.'):
imp.load_source(mod_str[4:], os.path.join('bin', mod_str[4:]))
return sys.modules[mod_str[4:]]
else:
return importutils.import_module(mod_str)
except Exception as e:
sys.stderr.write("Error importing module %s: %s\n" % (mod_str, str(e)))
return None
def __init__(self, hashtype='SHA256'):
self.hashfn = importutils.import_module('Crypto.Hash.' + hashtype)
self.max_okm_length = 255 * self.hashfn.digest_size
def __init__(self, enctype='AES', hashtype='SHA256'):
self.cipher = importutils.import_module('Crypto.Cipher.' + enctype)
self.hashfn = importutils.import_module('Crypto.Hash.' + hashtype)
def __init__(self, hashtype='SHA256'):
self.hashfn = importutils.import_module('Crypto.Hash.' + hashtype)
self.max_okm_length = 255 * self.hashfn.digest_size
def __init__(self, enctype='AES', hashtype='SHA256'):
self.cipher = importutils.import_module('Crypto.Cipher.' + enctype)
self.hashfn = importutils.import_module('Crypto.Hash.' + hashtype)