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diff --git a/src/utility/stringUtils.hpp b/src/utility/stringUtils.hpp
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+++ b/src/utility/stringUtils.hpp
@@ -0,0 +1,131 @@
+//
+// VMime library (http://vmime.sourceforge.net)
+// Copyright (C) 2002-2004 Vincent Richard <[email protected]>
+//
+// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef VMIME_STRINGUTILS_HPP_INCLUDED
+#define VMIME_STRINGUTILS_HPP_INCLUDED
+
+
+#include "../types.hpp"
+#include "../base.hpp"
+
+#include <sstream>
+
+
+namespace vmime
+{
+
+
+/** Miscellaneous functions related to strings.
+  */
+
+class stringUtils
+{
+public:
+
+	/** Test two strings for equality (case insensitive).
+	  * \warning Use this with ASCII-only strings.
+	  *
+	  * @param s1 first string
+	  * @param s2 second string (must be in lower-case!)
+	  * @param n length of the second string
+	  * @return true if the two strings compare equally, false otherwise
+	  */
+	static const bool isStringEqualNoCase(const string& s1, const char* s2, const string::size_type n);
+
+	/** Test two strings for equality (case insensitive).
+	  * \warning Use this with ASCII-only strings.
+	  *
+	  * @param s1 first string
+	  * @param s2 second string
+	  * @return true if the two strings compare equally, false otherwise
+	  */
+	static const bool isStringEqualNoCase(const string& s1, const string& s2);
+
+	/** Test two strings for equality (case insensitive).
+	  * \warning Use this with ASCII-only strings.
+	  *
+	  * @param begin start position of the first string
+	  * @param end end position of the first string
+	  * @param s second string (must be in lower-case!)
+	  * @param n length of the second string
+	  * @return true if the two strings compare equally, false otherwise
+	  */
+	static const bool isStringEqualNoCase(const string::const_iterator begin, const string::const_iterator end, const char* s, const string::size_type n);
+
+	/** Transform all the characters in a string to lower-case.
+	  * \warning Use this with ASCII-only strings.
+	  *
+	  * @param str the string to transform
+	  * @return a new string in lower-case
+	  */
+	static const string toLower(const string& str);
+
+	/** Strip the space characters (SPC, TAB, CR, LF) at the beginning
+	  * and at the end of the specified string.
+	  *
+	  * @param str string in which to strip spaces
+	  * @return a new string with space characters removed
+	  */
+	static const string trim(const string& str);
+
+	/** Return the number of 7-bit US-ASCII characters in a string.
+	  *
+	  * @param begin start position
+	  * @param end end position
+	  * @return number of ASCII characters
+	  */
+	static const string::size_type countASCIIchars(const string::const_iterator begin, const string::const_iterator end);
+
+	/** Convert the specified value to a string value.
+	  *
+	  * @param value to convert
+	  * @return value converted from type 'TYPE'
+	  */
+	template <class TYPE>
+	static const string toString(const TYPE& value)
+	{
+		std::ostringstream oss;
+		oss << value;
+
+		return (oss.str());
+	}
+
+	/** Convert the specified string value to a value of
+	  * the specified type.
+	  *
+	  * @param value value to convert
+	  * @return value converted into type 'TYPE'
+	  */
+	template <class TYPE>
+	static const TYPE fromString(const string& value)
+	{
+		TYPE ret;
+
+		std::istringstream iss(value);
+		iss >> ret;
+
+		return (ret);
+	}
+};
+
+
+} // vmime
+
+
+#endif // VMIME_STRINGUTILS_HPP_INCLUDED