MTPyroger/pyrogram/crypto/rsa.py
2017-12-19 11:36:34 +01:00

87 lines
4.1 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017 Dan Tès <https://github.com/delivrance>
#
# This file is part of Pyrogram.
#
# Pyrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pyrogram is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
from collections import namedtuple
PublicKey = namedtuple("PublicKey", ["m", "e"])
class RSA:
# To get modulus and exponent:
# grep -v -- - public.key | tr -d \\n | base64 -d | openssl asn1parse -inform DER -i
# TODO Add CDNs keys
server_public_keys = {
0xc3b42b026ce86b21 - (1 << 64): PublicKey( # Main
# -----BEGIN RSA PUBLIC KEY-----
# MIIBCgKCAQEAwVACPi9w23mF3tBkdZz+zwrzKOaaQdr01vAbU4E1pvkfj4sqDsm6
# lyDONS789sVoD/xCS9Y0hkkC3gtL1tSfTlgCMOOul9lcixlEKzwKENj1Yz/s7daS
# an9tqw3bfUV/nqgbhGX81v/+7RFAEd+RwFnK7a+XYl9sluzHRyVVaTTveB2GazTw
# Efzk2DWgkBluml8OREmvfraX3bkHZJTKX4EQSjBbbdJ2ZXIsRrYOXfaA+xayEGB+
# 8hdlLmAjbCVfaigxX0CDqWeR1yFL9kwd9P0NsZRPsmoqVwMbMu7mStFai6aIhc3n
# Slv8kg9qv1m6XHVQY3PnEw+QQtqSIXklHwIDAQAB
# -----END RSA PUBLIC KEY-----
int(
"C150023E2F70DB7985DED064759CFECF0AF328E69A41DAF4D6F01B538135A6F9"
"1F8F8B2A0EC9BA9720CE352EFCF6C5680FFC424BD634864902DE0B4BD6D49F4E"
"580230E3AE97D95C8B19442B3C0A10D8F5633FECEDD6926A7F6DAB0DDB7D457F"
"9EA81B8465FCD6FFFEED114011DF91C059CAEDAF97625F6C96ECC74725556934"
"EF781D866B34F011FCE4D835A090196E9A5F0E4449AF7EB697DDB9076494CA5F"
"81104A305B6DD27665722C46B60E5DF680FB16B210607EF217652E60236C255F"
"6A28315F4083A96791D7214BF64C1DF4FD0DB1944FB26A2A57031B32EEE64AD1"
"5A8BA68885CDE74A5BFC920F6ABF59BA5C75506373E7130F9042DA922179251F",
16
), # Modulus
int("010001", 16) # Exponent
),
0x15931aac70e0d30f7 - (1 << 64): PublicKey( # CDN DC121 (Test)
# -----BEGIN RSA PUBLIC KEY-----
# MIIBCgKCAQEA+Lf3PvgE1yxbJUCMaEAkV0QySTVpnaDjiednB5RbtNWjCeqSVakY
# HbqqGMIIv5WCGdFdrqOfMNcNSstPtSU6R9UmRw6tquOIykpSuUOje9H+4XVIKquj
# yL2ISdK+4ZOMl4hCMkqauw4bP1Sbr03vZRQbU6qEA04V4j879BAyBVhr3WG9+Zi+
# t5XfGSTgSExPYEl8rZNHYNV5RB+BuroVH2HLTOpT/mJVfikYpgjfWF5ldezV4Wo9
# LSH0cZGSFIaeJl8d0A8Eiy5B9gtBO8mL+XfQRKOOmr7a4BM4Ro2de5rr2i2od7hY
# Xd3DO9FRSl4y1zA8Am48Rfd95WHF3N/OmQIDAQAB
# -----END RSA PUBLIC KEY-----
int(
"F8B7F73EF804D72C5B25408C6840245744324935699DA0E389E76707945BB4D5"
"A309EA9255A9181DBAAA18C208BF958219D15DAEA39F30D70D4ACB4FB5253A47"
"D526470EADAAE388CA4A52B943A37BD1FEE175482AABA3C8BD8849D2BEE1938C"
"978842324A9ABB0E1B3F549BAF4DEF65141B53AA84034E15E23F3BF410320558"
"6BDD61BDF998BEB795DF1924E0484C4F60497CAD934760D579441F81BABA151F"
"61CB4CEA53FE62557E2918A608DF585E6575ECD5E16A3D2D21F471919214869E"
"265F1DD00F048B2E41F60B413BC98BF977D044A38E9ABEDAE01338468D9D7B9A"
"EBDA2DA877B8585DDDC33BD1514A5E32D7303C026E3C45F77DE561C5DCDFCE99",
16
), # Modulus
int("010001", 16) # Exponent
)
}
@classmethod
def encrypt(cls, data: bytes, fingerprint: int) -> bytes:
return int.to_bytes(
pow(
int.from_bytes(data, "big"),
cls.server_public_keys[fingerprint].e,
cls.server_public_keys[fingerprint].m
),
256,
"big"
)