From 9590d0bb421cb7fdf7dd04d4b1d0d77e3f06f13b Mon Sep 17 00:00:00 2001 From: Narayan Desai Date: Wed, 6 May 2009 01:26:53 +0000 Subject: more to python 2.6 ssl git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@5187 ce84e21b-d406-0410-9b95-82705330c041 --- src/lib/tlslite/utils/Python_RC4.py | 39 ------------------------------------- 1 file changed, 39 deletions(-) delete mode 100755 src/lib/tlslite/utils/Python_RC4.py (limited to 'src/lib/tlslite/utils/Python_RC4.py') diff --git a/src/lib/tlslite/utils/Python_RC4.py b/src/lib/tlslite/utils/Python_RC4.py deleted file mode 100755 index 56ce5fb2f..000000000 --- a/src/lib/tlslite/utils/Python_RC4.py +++ /dev/null @@ -1,39 +0,0 @@ -"""Pure-Python RC4 implementation.""" - -from RC4 import RC4 -from cryptomath import * - -def new(key): - return Python_RC4(key) - -class Python_RC4(RC4): - def __init__(self, key): - RC4.__init__(self, key, "python") - keyBytes = stringToBytes(key) - S = [i for i in range(256)] - j = 0 - for i in range(256): - j = (j + S[i] + keyBytes[i % len(keyBytes)]) % 256 - S[i], S[j] = S[j], S[i] - - self.S = S - self.i = 0 - self.j = 0 - - def encrypt(self, plaintext): - plaintextBytes = stringToBytes(plaintext) - S = self.S - i = self.i - j = self.j - for x in range(len(plaintextBytes)): - i = (i + 1) % 256 - j = (j + S[i]) % 256 - S[i], S[j] = S[j], S[i] - t = (S[i] + S[j]) % 256 - plaintextBytes[x] ^= S[t] - self.i = i - self.j = j - return bytesToString(plaintextBytes) - - def decrypt(self, ciphertext): - return self.encrypt(ciphertext) -- cgit v1.2.3-1-g7c22