
import os
import random
import sys

from . import cryptomath_module as cryptomath
from . import rabin_miller

lowerCamelCase_						: str         =  3







def        A__					(						lowerCamelCase						)  ->	int:
				print("""Generating primitive root of p"""						)
				while True:
								UpperCamelCase_:							Any	=						random.randrange(3     ,    lowerCamelCase						)
								if pow(lowerCamelCase     ,    2     ,    lowerCamelCase						) == 1:
												continue
								if pow(lowerCamelCase     ,    lowerCamelCase     ,    lowerCamelCase						) == 1:
												continue
								return g







def        A__					(						lowerCamelCase						)  ->	tuple[tuple[int, int, int, int], tuple[int, int]]:
				print("""Generating prime p..."""						)
				UpperCamelCase_:							Any	=						rabin_miller.generate_large_prime(lowerCamelCase						)  # select large prime number.
				UpperCamelCase_:							List[Any]	=						primitive_root(lowerCamelCase						)  # one primitive root on modulo p.
				UpperCamelCase_:							int	=						random.randrange(3     ,    lowerCamelCase						)  # private_key -> have to be greater than 2 for safety.
				UpperCamelCase_:							int	=						cryptomath.find_mod_inverse(pow(lowerCamelCase     ,    lowerCamelCase     ,    lowerCamelCase						)     ,    lowerCamelCase						)

				UpperCamelCase_:							Optional[Any]	=						(key_size, e_a, e_a, p)
				UpperCamelCase_:							Optional[int]	=						(key_size, d)

				return public_key, private_key







def        A__					(						lowerCamelCase     ,    lowerCamelCase						)  ->	None:
				if os.path.exists(F'''{name}_pubkey.txt'''						) or os.path.exists(F'''{name}_privkey.txt'''						):
								print("""\nWARNING:"""						)
								print(
								    F'''"{name}_pubkey.txt" or "{name}_privkey.txt" already exists. \n'''
								    """Use a different name or delete these files and re-run this program."""						)
								sys.exit()

				UpperCamelCase_,   UpperCamelCase_:							str	=						generate_key(lowerCamelCase						)
				print(F'''\nWriting public key to file {name}_pubkey.txt...'''						)
				with open(F'''{name}_pubkey.txt'''     ,    """w"""						) as fo:
								fo.write(F'''{public_key[0]},{public_key[1]},{public_key[2]},{public_key[3]}'''						)

				print(F'''Writing private key to file {name}_privkey.txt...'''						)
				with open(F'''{name}_privkey.txt'''     ,    """w"""						) as fo:
								fo.write(F'''{private_key[0]},{private_key[1]}'''						)







def        A__					(						)  ->	None:
				print("""Making key files..."""						)
				make_key_files("""elgamal"""     ,    20_48						)
				print("""Key files generation successful"""						)


if __name__ == "__main__":
							main()








import random







def        A__					(						lowerCamelCase     ,    lowerCamelCase     ,    lowerCamelCase = False						)  ->	dict:
				UpperCamelCase_:							dict	=						{i: [] for i in range(lowerCamelCase						)}

				# if probability is greater or equal than 1, then generate a complete graph
				if probability >= 1:
								return complete_graph(lowerCamelCase						)
				# if probability is lower or equal than 0, then return a graph without edges
				if probability <= 0:
								return graph

				# for each couple of nodes, add an edge from u to v
				# if the number randomly generated is greater than probability probability
				for i in range(lowerCamelCase						):
								for j in range(i + 1     ,    lowerCamelCase						):
												if random.random() < probability:
																graph[i].append(lowerCamelCase						)
																if not directed:
																				# if the graph is undirected, add an edge in from j to i, either
																				graph[j].append(lowerCamelCase						)
				return graph







def        A__					(						lowerCamelCase						)  ->	dict:
				return {
				    i: [j for j in range(lowerCamelCase						) if i != j] for i in range(lowerCamelCase						)
				}


if __name__ == "__main__":
							import doctest

							doctest.testmod()






