#!/usr/bin/python
# -*- coding: utf-8 -*-
#-------------------------------------------------------------------------------
# Copyright (c) 2017-2018, Open Communications Security
# All rights reserved.
#  
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#    *  Redistributions of source code must retain the above copyright
#       notice, this list of conditions and the following disclaimer.
#    *  Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#    *  Neither the name of the <organization> nor the
#       names of its contributors may be used to endorse or promote products
#       derived from this software without specific prior written permission.
#  
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL OPEN COMMUNICATIONS SECURITY BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#-------------------------------------------------------------------------------
# This small program is used to generate a RC4 test vector using the Python
# implementation as its reference.
#
# Author: Fabio Jun Takada Chino (fchino at opencs.com.br)
#-------------------------------------------------------------------------------
from Crypto.Cipher.ARC4 import ARC4Cipher

def printBin(s):
	out = ''
	for i in range(len(s)):
		out = out + '0x{0:02X}, '.format(ord(s[i]))
	print(out)

key = ''
for i in range(16):
	key = key + chr(i)

plain = ''
for i in range(32):
	plain = plain + chr(0)

cipher = ARC4Cipher(key)
enc = cipher.encrypt(plain)

print('key:')
printBin(key)

print('enc:')
printBin(enc)


