





import os
import random
import sys

from . import cryptomath_module as cryptoMath  # noqa: N812
from . import rabin_miller as rabinMiller  # noqa: N812





def    __UpperCamelCase      (    ) ->None:
					print("Making key files...")
					make_key_files("rsa",     1024)
					print("Key files generation successful.")





def    __UpperCamelCase      (    a) ->tuple[tuple[int, int], tuple[int, int]]:
					print("Generating prime p...")
					lowerCamelCase__       =       rabinMiller.generate_large_prime(__lowerCAmelCase)
					print("Generating prime q...")
					lowerCamelCase__       =       rabinMiller.generate_large_prime(__lowerCAmelCase)
					lowerCamelCase__       =       p * q

					print("Generating e that is relatively prime to (p - 1) * (q - 1)...")
					while True:
										lowerCamelCase__       =       random.randrange(2 ** (key_size - 1),     2 ** (key_size))
										if cryptoMath.gcd(__lowerCAmelCase,     (p - 1) * (q - 1)) == 1:
															break

					print("Calculating d that is mod inverse of e...")
					lowerCamelCase__       =       cryptoMath.find_mod_inverse(__lowerCAmelCase,     (p - 1) * (q - 1))

					lowerCamelCase__       =       (n, e)
					lowerCamelCase__       =       (n, d)
					return (public_key, private_key)





def    __UpperCamelCase      (    a,     a) ->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()

					lowerCamelCase__       =       generate_key(__lowerCAmelCase)
					print(f"\nWriting public key to file {name}_pubkey.txt...")
					with open(f"{name}_pubkey.txt",     "w") as out_file:
										out_file.write(f"{key_size},{public_key[0]},{public_key[1]}")

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


if __name__ == "__main__":
						main()








from __future__ import annotations

class SCREAMING_SNAKE_CASE_ :





					"""simple docstring"""


					def __init__( self	,  _lowerCAmelCase	,  _lowerCAmelCase	):
										lowerCamelCase__    ,		lowerCamelCase__       =       text, pattern
										lowerCamelCase__    ,		lowerCamelCase__       =       len(_lowerCAmelCase	), len(_lowerCAmelCase	)





					def 					__magic_name__ ( self	,  _lowerCAmelCase	):

										for i in range(self.patLen - 1	,  -1	,  -1	):
															if char == self.pattern[i]:
																				return i
										return -1





					def 					__magic_name__ ( self	,  _lowerCAmelCase	):

										for i in range(self.patLen - 1	,  -1	,  -1	):
															if self.pattern[i] != self.text[current_pos + i]:
																				return current_pos + i
										return -1






					def 					__magic_name__ ( self	):
										# searches pattern in text and returns index positions
										lowerCamelCase__       =       []
										for i in range(self.textLen - self.patLen + 1	):
															lowerCamelCase__       =       self.mismatch_in_text(_lowerCAmelCase	)
															if mismatch_index == -1:
																				positions.append(_lowerCAmelCase	)
															else:
																				lowerCamelCase__       =       self.match_in_pattern(self.text[mismatch_index]	)
																				lowerCamelCase__       =       (
																				    mismatch_index - match_index
																				)  # shifting index lgtm [py/multiple-definition]
										return positions

A_												=     "ABAABA"
A_												=     "AB"
A_												=     BoyerMooreSearch(text, pattern)
A_												=     bms.bad_character_heuristic()

if len(positions) == 0:
						print("No match found")
else:
						print("Pattern found in following positions: ")
						print(positions)

