From 81db488ebe397ddba4e51e04c0719023ef18cf70 Mon Sep 17 00:00:00 2001
From: Michał Cichoń <michcic@gmail.com>
Date: Sun, 6 May 2012 01:46:56 +0200
Subject: Replace axTLS with PolarSSL as it does not handle secure connections
 well enough.

---
 polarssl/src/include/polarssl/arc4.h | 80 ++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 polarssl/src/include/polarssl/arc4.h

(limited to 'polarssl/src/include/polarssl/arc4.h')

diff --git a/polarssl/src/include/polarssl/arc4.h b/polarssl/src/include/polarssl/arc4.h
new file mode 100644
index 0000000..48ad60b
--- /dev/null
+++ b/polarssl/src/include/polarssl/arc4.h
@@ -0,0 +1,80 @@
+/**
+ * \file arc4.h
+ *
+ * \brief The ARCFOUR stream cipher
+ *
+ *  Copyright (C) 2006-2010, Brainspark B.V.
+ *
+ *  This file is part of PolarSSL (http://www.polarssl.org)
+ *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
+ *
+ *  All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#ifndef POLARSSL_ARC4_H
+#define POLARSSL_ARC4_H
+
+#include <string.h>
+
+/**
+ * \brief          ARC4 context structure
+ */
+typedef struct
+{
+    int x;                      /*!< permutation index */
+    int y;                      /*!< permutation index */
+    unsigned char m[256];       /*!< permutation table */
+}
+arc4_context;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief          ARC4 key schedule
+ *
+ * \param ctx      ARC4 context to be initialized
+ * \param key      the secret key
+ * \param keylen   length of the key
+ */
+void arc4_setup( arc4_context *ctx, const unsigned char *key, unsigned int keylen );
+
+/**
+ * \brief          ARC4 cipher function
+ *
+ * \param ctx      ARC4 context
+ * \param length   length of the input data
+ * \param input    buffer holding the input data
+ * \param output   buffer for the output data
+ *
+ * \return         0 if successful
+ */
+int arc4_crypt( arc4_context *ctx, size_t length, const unsigned char *input,
+                unsigned char *output );
+
+/*
+ * \brief          Checkup routine
+ *
+ * \return         0 if successful, or 1 if the test failed
+ */
+int arc4_self_test( int verbose );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* arc4.h */
-- 
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