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-rwxr-xr-xsrc/lib/tlslite/utils/Python_RC4.py39
1 files changed, 0 insertions, 39 deletions
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)