/* lzo1b_xx.c -- LZO1B compression public entry point

   This file is part of the LZO real-time data compression library.

   Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer

   All Rights Reserved.

   The LZO library 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 2 of

   the License, or (at your option) any later version.

   The LZO library 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 the LZO library; see the file COPYING.

   If not, write to the Free Software Foundation, Inc.,

   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

   Markus F.X.J. Oberhumer

   <markus@oberhumer.com>

   http://www.oberhumer.com/opensource/lzo/

 */

#include "config1b.h"

/***********************************************************************

//

************************************************************************/

static const lzo_compress_t * const c_funcs [9] =

{

    &_lzo1b_1_compress_func,

    &_lzo1b_2_compress_func,

    &_lzo1b_3_compress_func,

    &_lzo1b_4_compress_func,

    &_lzo1b_5_compress_func,

    &_lzo1b_6_compress_func,

    &_lzo1b_7_compress_func,

    &_lzo1b_8_compress_func,

    &_lzo1b_9_compress_func

};

lzo_compress_t _lzo1b_get_compress_func(int clevel)

{

    const lzo_compress_t *f;

    if (clevel < LZO1B_BEST_SPEED || clevel > LZO1B_BEST_COMPRESSION)

    {

        if (clevel == LZO1B_DEFAULT_COMPRESSION)

            clevel = LZO1B_BEST_SPEED;

        else

            return 0;

    }

    f = c_funcs[clevel-1];

    assert(f && *f);

    return *f;

}

LZO_PUBLIC(int)

lzo1b_compress ( const lzo_bytep src, lzo_uint  src_len,

                       lzo_bytep dst, lzo_uintp dst_len,

                       lzo_voidp wrkmem,

                       int clevel )

{

    lzo_compress_t f;

    f = _lzo1b_get_compress_func(clevel);

    if (!f)

        return LZO_E_ERROR;

    return _lzo1b_do_compress(src,src_len,dst,dst_len,wrkmem,f);

}

/*

vi:ts=4:et

*/