Diff: SSL/include/polarssl/arc4.h

Revision:

0:796d0f61a05b

diff -r 000000000000 -r 796d0f61a05b SSL/include/polarssl/arc4.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SSL/include/polarssl/arc4.h	Thu Sep 27 06:34:22 2018 +0000
@@ -0,0 +1,105 @@
+/**
+ * \file arc4.h
+ *
+ * \brief The ARCFOUR stream cipher
+ *
+ *  Copyright (C) 2006-2014, 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
+
+#if !defined(POLARSSL_CONFIG_FILE)
+#include "config.h"
+#else
+#include POLARSSL_CONFIG_FILE
+#endif
+
+#include <string.h>
+
+#if !defined(POLARSSL_ARC4_ALT)
+// Regular implementation
+//
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief          ARC4 context structure
+ */
+typedef struct
+{
+    int x;                      /*!< permutation index */
+    int y;                      /*!< permutation index */
+    unsigned char m[256];       /*!< permutation table */
+}
+arc4_context;
+
+/**
+ * \brief          ARC4 key schedule
+ *
+ * \param ctx      ARC4 context to be initialized
+ * \param key      the secret key
+ * \param keylen   length of the key, in bytes
+ */
+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 );
+
+#ifdef __cplusplus
+}
+#endif
+
+#else  /* POLARSSL_ARC4_ALT */
+#include "arc4_alt.h"
+#endif /* POLARSSL_ARC4_ALT */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \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 */
+
+