1 files changed, 19 insertions, 0 deletions
diff --git a/chromium/third_party/tlslite/tlslite/utils/rc4.py b/chromium/third_party/tlslite/tlslite/utils/rc4.py
new file mode 100644
index 00000000000..809026a21ce
--- /dev/null
+++ b/chromium/third_party/tlslite/tlslite/utils/rc4.py
@@ -0,0 +1,19 @@
+# Author: Trevor Perrin
+# See the LICENSE file for legal information regarding use of this file.
+
+"""Abstract class for RC4."""
+
+
+class RC4(object):
+    def __init__(self, keyBytes, implementation):
+        if len(keyBytes) < 16 or len(keyBytes) > 256:
+            raise ValueError()
+        self.isBlockCipher = False
+        self.name = "rc4"
+        self.implementation = implementation
+
+    def encrypt(self, plaintext):
+        raise NotImplementedError()
+
+    def decrypt(self, ciphertext):
+        raise NotImplementedError()
+\ No newline at end of file