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common/punycode.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+ /**
+ * Copyright (C) 2011 by Ben Noordhuis <info@bnoordhuis.nl>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef COMMON_PUNYCODE_H
+#define COMMON_PUNYCODE_H
+
+#include "common/path.h"
+#include "common/str.h"
+
+namespace Common {
+
+/**
+ * Convert UTF-32 to Punycode. Returns the encoded string.
+ */
+String punycode_encode(const U32String &src);
+
+/**
+ * Convert Punycode to UTF-32. Returns the decoded string
+ */
+U32String punycode_decode(const String &src, bool *error = nullptr);
+
+String punycode_encodefilename(const U32String &src);
+
+/**
+ * Convert Punycode filename to Binary using special 0x81 escape character. Returns the decoded string
+ */
+U32String punycode_decodefilename(const String &src);
+
+inline bool punycode_hasprefix(const String &src) {
+	return src.hasPrefix("xn--");
+}
+
+bool punycode_needEncode(const String &src);
+
+} // end of namespace Common
+
+#endif