Library libdevcore renamed to libsolutil.

libsolutil/UTF8.h

@@ -0,0 +1,41 @@
+/*
+	This file is part of solidity.
+
+	solidity 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.
+
+	solidity 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 solidity.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** @file UTF8.h
+ * @author Alex Beregszaszi
+ * @date 2016
+ *
+ * UTF-8 related helpers
+ */
+
+#pragma once
+
+#include <string>
+
+namespace solidity::util
+{
+
+/// Validate an input for UTF8 encoding
+/// @returns false if it is invalid and the first invalid position in invalidPosition
+bool validateUTF8(std::string const& _input, size_t& _invalidPosition);
+
+inline bool validateUTF8(std::string const& _input)
+{
+	size_t invalidPos;
+	return validateUTF8(_input, invalidPos);
+}
+
+}