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/*
 * Copyright (c) 2013 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#pragma once

#include <string>
#include <Swiften/Base/API.h>
#include <Swiften/Base/SafeByteArray.h>
#include <boost/optional.hpp>

namespace Swift {
	class SWIFTEN_API IDNConverter {
		public:
			virtual ~IDNConverter();

			enum StringPrepProfile {
				NamePrep,
				XMPPNodePrep,
				XMPPResourcePrep,
				SASLPrep
			};

			virtual std::string getStringPrepared(const std::string& s, StringPrepProfile profile) = 0;
			virtual SafeByteArray getStringPrepared(const SafeByteArray& s, StringPrepProfile profile) = 0;

			// Thread-safe
			virtual boost::optional<std::string> getIDNAEncoded(const std::string& s) = 0;
	};
}