#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-""" GOST R 34.11-94 hash function
+"""GOST R 34.11-94 hash function
This is implementation of :rfc:`5831`. Most function and variable names are
taken according to specification's terminology.
def _chi(Y):
- """ Chi function
+ """Chi function
This is some kind of LFSR.
"""
def _step(hin, m, sbox):
- """ Step function
+ """Step function
H_out = f(H_in, m)
"""
class GOST341194(PEP247):
- """ GOST 34.11-94 big-endian hash
+ """GOST 34.11-94 big-endian hash
>>> m = GOST341194()
>>> m.update("foo")
return GOST341194(copy(self.data), self.sbox)
def update(self, data):
- """ Append data that has to be hashed
+ """Append data that has to be hashed
"""
self.data += data
def digest(self):
- """ Get hash of the provided data
+ """Get hash of the provided data
"""
_len = 0
checksum = 0