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authorHuynh Tran <nthuynh75@gmail.com>2005-06-19 07:14:11 +0000
committerHuynh Tran <nthuynh75@gmail.com>2005-06-19 07:14:11 +0000
commit8b9ecdf0b86890d34bab10e79a1ba46dcccd894e (patch)
tree85ce59d03e876c3e5041ce68295d6dc77ae22f32 /src/utils/cipher.h
parentee3b57e273e4b0437aaaa23ba6addb68e4c4fcca (diff)
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Moved unit tests main from dal to src, rewrote Logger and added Cipher (requires libcrypto from OpenSSL) + unit tests.
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diff --git a/src/utils/cipher.h b/src/utils/cipher.h
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+/*
+ * The Mana World Server
+ * Copyright 2004 The Mana World Development Team
+ *
+ * This file is part of The Mana World.
+ *
+ * The Mana World 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 any later version.
+ *
+ * The Mana World 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 The Mana World; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * $Id$
+ */
+
+
+#ifndef _TMWSERV_CIPHER_H_
+#define _TMWSERV_CIPHER_H_
+
+
+#include <string>
+
+#include "singleton.h"
+
+
+namespace tmwserv
+{
+namespace utils
+{
+
+
+/**
+ * A helper class for the encoding of strings using different algorithms.
+ *
+ * Notes:
+ * - this class implements the Meyer's singleton design pattern.
+ * - this class uses the OpenSSL's crypto library.
+ */
+class Cipher: public Singleton<Cipher>
+{
+ // friend so that Singleton can call the constructor.
+ friend class Singleton<Cipher>;
+
+
+ public:
+ /**
+ * Encode using the MD5 digest algorithm.
+ *
+ * @param str the string to encode.
+ *
+ * @return the MD5 digest hash string.
+ */
+ std::string
+ md5(const std::string& str);
+
+
+ /**
+ * Add encryption algorithms here.
+ */
+
+
+ private:
+ /**
+ * Default constructor.
+ */
+ Cipher(void)
+ throw();
+
+
+ /**
+ * Destructor.
+ */
+ ~Cipher(void)
+ throw();
+
+
+ /**
+ * Copy constructor.
+ */
+ Cipher(const Cipher& rhs);
+
+
+ /**
+ * Assignment operator.
+ */
+ Cipher&
+ operator=(const Cipher& rhs);
+
+
+ /**
+ * Convert a string into hexadecimal.
+ *
+ * @param str the string to convert.
+ * @param length the string length.
+ *
+ * @return the hexadecimal string.
+ */
+ std::string
+ toHex(const unsigned char* str,
+ const unsigned short length);
+};
+
+
+} // namespace utils
+} // namespace tmwserv
+
+
+#endif // _TMWSERV_CIPHER_H_