oatpp/encoding/Unicode.hpp
2018-03-29 07:50:20 +03:00

45 lines
1.6 KiB
C++

/***************************************************************************
*
* Project _____ __ ____ _ _
* ( _ ) /__\ (_ _)_| |_ _| |_
* )(_)( /(__)\ )( (_ _)(_ _)
* (_____)(__)(__)(__) |_| |_|
*
*
* Copyright 2018-present, Leonid Stryzhevskyi, <lganzzzo@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
***************************************************************************/
#ifndef oatpp_encoding_Unicode_hpp
#define oatpp_encoding_Unicode_hpp
#include "oatpp/core/base/Environment.hpp"
namespace oatpp { namespace encoding {
class Unicode {
public:
static v_int32 getUtf8CharSequenceLength(v_char8 firstByte);
static v_int32 getUtf8CharSequenceLengthForCode(v_word32 code);
static v_int32 encodeUtf8Char(p_char8 sequence, v_int32& length); // returns code
static v_int32 decodeUtf8Char(v_int32 code, p_char8 buffer); // returns length
static void codeToUtf16SurrogatePair(v_int32 code, v_int16& high, v_int16& low);
static v_int32 utf16SurrogatePairToCode(v_int16 high, v_int16 low);
};
}}
#endif /* oatpp_encoding_Unicode_hpp */