CharsetMap.hpp

/*
 Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.

 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; version 2 of the License.

 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/
/*
 * CharsetMap.hpp
 */

#ifndef CharsetMap_hpp
#define CharsetMap_hpp

/*
 * This API uses the C99 exact-width type aliases as defined in <stdint.h>.
 * Unfortunately, some C/C++ compiler still lack a stdint.h header file.
 * (For instance, MS Visual Studio until VS2010.)
 *
 * Since this API has no dependency upon NDBAPI, we do not want to use
 * the exact-width type aliases from there but delegate to a generic helper
 * file that handles the absence of the <stdint.h>.
 */
#include "mystdint.h"

class CharsetMap {
public:

    CharsetMap();
    /* The compiler-generated destructor is OK. */
    /* The compiler-generated copy constructor is OK. */
    /* The compiler-generated assignment operator is OK. */

    static void init();

    static void unload();

    const char * getName(int cs_number) const;

    const char * getMysqlName(int cs_number) const;

    int getCharsetNumber(const char *mysql_name) const;

    int getUTF8CharsetNumber() const;

    int getUTF16CharsetNumber() const;

    enum RecodeStatus {
        RECODE_OK ,
        RECODE_BAD_CHARSET ,
        RECODE_BAD_SRC ,
        RECODE_BUFF_TOO_SMALL
    };
    
  const bool * isMultibyte(int cs_number) const;

    RecodeStatus recode(int32_t *lengths /* IN/OUT */,
                        int cs_from, int cs_to, const void *src,
                        void *dest) const;
                        
};

#endif // CharsetMap_hpp