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Diffstat (limited to 'src/lzo1c_xx.c')
-rw-r--r-- | src/lzo1c_xx.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/lzo1c_xx.c b/src/lzo1c_xx.c new file mode 100644 index 0000000..f6a547f --- /dev/null +++ b/src/lzo1c_xx.c @@ -0,0 +1,98 @@ +/* lzo1c_xx.c -- LZO1C compression public entry point + + This file is part of the LZO real-time data compression library. + + Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1996 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 "config1c.h" + + +/*********************************************************************** +// +************************************************************************/ + +static const lzo_compress_t * const c_funcs [9] = +{ + &_lzo1c_1_compress_func, + &_lzo1c_2_compress_func, + &_lzo1c_3_compress_func, + &_lzo1c_4_compress_func, + &_lzo1c_5_compress_func, + &_lzo1c_6_compress_func, + &_lzo1c_7_compress_func, + &_lzo1c_8_compress_func, + &_lzo1c_9_compress_func +}; + + +lzo_compress_t _lzo1c_get_compress_func(int clevel) +{ + const lzo_compress_t *f; + + if (clevel < LZO1C_BEST_SPEED || clevel > LZO1C_BEST_COMPRESSION) + { + if (clevel == LZO1C_DEFAULT_COMPRESSION) + clevel = LZO1C_BEST_SPEED; + else + return 0; + } + f = c_funcs[clevel-1]; + assert(f && *f); + return *f; +} + + +LZO_PUBLIC(int) +lzo1c_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 = _lzo1c_get_compress_func(clevel); + if (!f) + return LZO_E_ERROR; + return _lzo1c_do_compress(src,src_len,dst,dst_len,wrkmem,f); +} + + + +/* +vi:ts=4:et +*/ + |