Fixed some comments, removed some useless code

This commit is contained in:
Alexander Munch-Hansen 2021-02-24 00:22:47 +01:00
parent 535a49bad9
commit 310e3b3b2a

16
main.py
View File

@ -37,7 +37,7 @@ def extendedEuclid(a, b):
def modInv(a, m): def modInv(a, m):
"""returns the multiplicative inverse of a in modulo m as a """returns the multiplicative inverse of a in modulo m as a
positive value between zero and m-1""" positive value between zero and m-1"""
# notice that a and m need to co-prime to each other. # notice that a and m need to be co-prime to each other.
if coPrime([a, m]): if coPrime([a, m]):
linearCombination = extendedEuclid(a, m) linearCombination = extendedEuclid(a, m)
return linearCombination[1] % m return linearCombination[1] % m
@ -58,18 +58,6 @@ def extractTwos(m):
return i, m >> i return i, m >> i
def int2baseTwo(x):
"""x is a positive integer. Convert it to base two as a list of integers
in reverse order as a list."""
# repeating x >>= 1 and x & 1 will do the trick
assert x >= 0
bitInverse = []
while x != 0:
bitInverse.append(x & 1)
x >>= 1
return bitInverse
def millerRabin(n, k): def millerRabin(n, k):
""" """
Miller Rabin pseudo-prime test Miller Rabin pseudo-prime test
@ -169,7 +157,7 @@ def decrypt(secret, modN, d, blockSize):
if __name__ == '__main__': if __name__ == '__main__':
n, e, d = newKey(10 ** 100, 10 ** 101, 50) n, e, d = newKey(2**40, 2 ** 41, 20)
message = 35274764 message = 35274764
print("original message is {}".format(message)) print("original message is {}".format(message))