Module refinery.lib.crypto

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-

_DES_PARITYTABLE = bytearray((
    0x01, 0x01, 0x02, 0x02, 0x04, 0x04, 0x07, 0x07,
    0x08, 0x08, 0x0B, 0x0B, 0x0D, 0x0D, 0x0E, 0x0E,
    0x10, 0x10, 0x13, 0x13, 0x15, 0x15, 0x16, 0x16,
    0x19, 0x19, 0x1A, 0x1A, 0x1C, 0x1C, 0x1F, 0x1F,
    0x20, 0x20, 0x23, 0x23, 0x25, 0x25, 0x26, 0x26,
    0x29, 0x29, 0x2A, 0x2A, 0x2C, 0x2C, 0x2F, 0x2F,
    0x31, 0x31, 0x32, 0x32, 0x34, 0x34, 0x37, 0x37,
    0x38, 0x38, 0x3B, 0x3B, 0x3D, 0x3D, 0x3E, 0x3E,
    0x40, 0x40, 0x43, 0x43, 0x45, 0x45, 0x46, 0x46,
    0x49, 0x49, 0x4A, 0x4A, 0x4C, 0x4C, 0x4F, 0x4F,
    0x51, 0x51, 0x52, 0x52, 0x54, 0x54, 0x57, 0x57,
    0x58, 0x58, 0x5B, 0x5B, 0x5D, 0x5D, 0x5E, 0x5E,
    0x61, 0x61, 0x62, 0x62, 0x64, 0x64, 0x67, 0x67,
    0x68, 0x68, 0x6B, 0x6B, 0x6D, 0x6D, 0x6E, 0x6E,
    0x70, 0x70, 0x73, 0x73, 0x75, 0x75, 0x76, 0x76,
    0x79, 0x79, 0x7A, 0x7A, 0x7C, 0x7C, 0x7F, 0x7F,
    0x80, 0x80, 0x83, 0x83, 0x85, 0x85, 0x86, 0x86,
    0x89, 0x89, 0x8A, 0x8A, 0x8C, 0x8C, 0x8F, 0x8F,
    0x91, 0x91, 0x92, 0x92, 0x94, 0x94, 0x97, 0x97,
    0x98, 0x98, 0x9B, 0x9B, 0x9D, 0x9D, 0x9E, 0x9E,
    0xA1, 0xA1, 0xA2, 0xA2, 0xA4, 0xA4, 0xA7, 0xA7,
    0xA8, 0xA8, 0xAB, 0xAB, 0xAD, 0xAD, 0xAE, 0xAE,
    0xB0, 0xB0, 0xB3, 0xB3, 0xB5, 0xB5, 0xB6, 0xB6,
    0xB9, 0xB9, 0xBA, 0xBA, 0xBC, 0xBC, 0xBF, 0xBF,
    0xC1, 0xC1, 0xC2, 0xC2, 0xC4, 0xC4, 0xC7, 0xC7,
    0xC8, 0xC8, 0xCB, 0xCB, 0xCD, 0xCD, 0xCE, 0xCE,
    0xD0, 0xD0, 0xD3, 0xD3, 0xD5, 0xD5, 0xD6, 0xD6,
    0xD9, 0xD9, 0xDA, 0xDA, 0xDC, 0xDC, 0xDF, 0xDF,
    0xE0, 0xE0, 0xE3, 0xE3, 0xE5, 0xE5, 0xE6, 0xE6,
    0xE9, 0xE9, 0xEA, 0xEA, 0xEC, 0xEC, 0xEF, 0xEF,
    0xF1, 0xF1, 0xF2, 0xF2, 0xF4, 0xF4, 0xF7, 0xF7,
    0xF8, 0xF8, 0xFB, 0xFB, 0xFD, 0xFD, 0xFE, 0xFE
))


def des_set_odd_parity(key: bytearray):
    key[:] = (_DES_PARITYTABLE[b] for b in key)


def rotl64(x: int, c: int):
    return ((x << c) | (x >> (0x40 - c))) & 0xFFFFFFFF


def rotl32(x: int, c: int):
    return ((x << c) | (x >> (0x20 - c))) & 0xFFFFFFFF


def rotl16(x: int, c: int):
    return ((x << c) | (x >> (0x10 - c))) & 0xFFFFFFFF


def rotl08(x: int, c: int):
    return ((x << c) | (x >> (0x08 - c))) & 0xFFFFFFFF


def rotr64(x: int, c: int):
    return (x << (0x40 - c) & 0xFFFFFFFF) | (x >> c)


def rotr32(x: int, c: int):
    return (x << (0x20 - c) & 0xFFFFFFFF) | (x >> c)


def rotr16(x: int, c: int):
    return (x << (0x10 - c) & 0xFFFFFFFF) | (x >> c)


def rotr08(x: int, c: int):
    return (x << (0x08 - c) & 0xFFFFFFFF) | (x >> c)

Functions

def des_set_odd_parity(key)
Expand source code Browse git
def des_set_odd_parity(key: bytearray):
    key[:] = (_DES_PARITYTABLE[b] for b in key)
def rotl64(x, c)
Expand source code Browse git
def rotl64(x: int, c: int):
    return ((x << c) | (x >> (0x40 - c))) & 0xFFFFFFFF
def rotl32(x, c)
Expand source code Browse git
def rotl32(x: int, c: int):
    return ((x << c) | (x >> (0x20 - c))) & 0xFFFFFFFF
def rotl16(x, c)
Expand source code Browse git
def rotl16(x: int, c: int):
    return ((x << c) | (x >> (0x10 - c))) & 0xFFFFFFFF
def rotl08(x, c)
Expand source code Browse git
def rotl08(x: int, c: int):
    return ((x << c) | (x >> (0x08 - c))) & 0xFFFFFFFF
def rotr64(x, c)
Expand source code Browse git
def rotr64(x: int, c: int):
    return (x << (0x40 - c) & 0xFFFFFFFF) | (x >> c)
def rotr32(x, c)
Expand source code Browse git
def rotr32(x: int, c: int):
    return (x << (0x20 - c) & 0xFFFFFFFF) | (x >> c)
def rotr16(x, c)
Expand source code Browse git
def rotr16(x: int, c: int):
    return (x << (0x10 - c) & 0xFFFFFFFF) | (x >> c)
def rotr08(x, c)
Expand source code Browse git
def rotr08(x: int, c: int):
    return (x << (0x08 - c) & 0xFFFFFFFF) | (x >> c)