Initial project import

tools/v/vlib/crypto/rc4/rc4_test.v

@@ -0,0 +1,36 @@
+// Copyright (c) 2019-2024 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+import crypto.cipher
+import crypto.rc4
+
+struct StreamCipher {
+	cipher cipher.Stream
+}
+
+fn test_cfb_stream_cipher() ! {
+	key := 'tthisisourrc4key'.bytes()
+	c := rc4.new_cipher(key)!
+
+	s := StreamCipher{
+		cipher: c
+	}
+}
+
+fn test_crypto_rc4() {
+	key := 'tthisisourrc4key'.bytes()
+
+	mut c := rc4.new_cipher(key) or {
+		println(err)
+		return
+	}
+
+	mut src := 'toencrypt'.bytes()
+
+	// src & dst same, encrypt in place
+	c.xor_key_stream(mut src, src) // encrypt data
+
+	c.reset()
+
+	assert src.hex() == '189a39a91aea8afa65'
+}