262 lines
8.8 KiB
C
Executable File
262 lines
8.8 KiB
C
Executable File
/* wrap.h -- wrapper functions
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This file is part of the LZO real-time data compression library.
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Copyright (C) 1996-2015 Markus Franz Xaver Johannes Oberhumer
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All Rights Reserved.
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The LZO library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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The LZO library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the LZO library; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Markus F.X.J. Oberhumer
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<markus@oberhumer.com>
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http://www.oberhumer.com/opensource/lzo/
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*/
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/*************************************************************************
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// compression levels of LZO1X-999 and LZO1Y-999
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**************************************************************************/
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#if defined(HAVE_LZO1X_H)
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LZO_PRIVATE(int)
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lzo1x_999_1_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 1);
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}
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LZO_PRIVATE(int)
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lzo1x_999_2_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 2);
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}
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LZO_PRIVATE(int)
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lzo1x_999_3_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 3);
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}
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LZO_PRIVATE(int)
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lzo1x_999_4_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 4);
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}
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LZO_PRIVATE(int)
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lzo1x_999_5_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 5);
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}
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LZO_PRIVATE(int)
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lzo1x_999_6_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 6);
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}
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LZO_PRIVATE(int)
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lzo1x_999_7_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 7);
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}
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LZO_PRIVATE(int)
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lzo1x_999_8_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 8);
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}
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LZO_PRIVATE(int)
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lzo1x_999_9_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 9);
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}
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#endif
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#if defined(HAVE_LZO1Y_H)
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LZO_PRIVATE(int)
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lzo1y_999_1_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 1);
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}
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LZO_PRIVATE(int)
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lzo1y_999_2_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 2);
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}
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LZO_PRIVATE(int)
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lzo1y_999_3_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 3);
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}
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LZO_PRIVATE(int)
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lzo1y_999_4_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 4);
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}
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LZO_PRIVATE(int)
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lzo1y_999_5_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 5);
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}
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LZO_PRIVATE(int)
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lzo1y_999_6_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 6);
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}
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LZO_PRIVATE(int)
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lzo1y_999_7_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 7);
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}
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LZO_PRIVATE(int)
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lzo1y_999_8_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 8);
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}
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LZO_PRIVATE(int)
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lzo1y_999_9_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
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dict.ptr, dict.len, 0, 9);
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}
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#endif
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/*************************************************************************
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// other wrappers (pseudo compressors)
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**************************************************************************/
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LZO_PRIVATE(int)
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memcpy_x_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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lzo_memcpy(dst, src, src_len);
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*dst_len = src_len;
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LZO_UNUSED(wrkmem);
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return 0;
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}
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LZO_PRIVATE(int)
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memset_x_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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lzo_memset(dst, 0, src_len);
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*dst_len = src_len;
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LZO_UNUSED(src); LZO_UNUSED(wrkmem);
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return 0;
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}
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LZO_PRIVATE(int)
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adler32_x_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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lzo_uint32_t adler;
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adler = lzo_adler32(0, NULL, 0);
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adler = lzo_adler32(adler, dst, src_len);
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*dst_len = src_len;
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LZO_UNUSED(src); LZO_UNUSED(wrkmem);
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return 0;
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}
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LZO_PRIVATE(int)
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crc32_x_compress ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem )
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{
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lzo_uint32_t crc;
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crc = lzo_crc32(0, NULL, 0);
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crc = lzo_crc32(crc, dst, src_len);
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*dst_len = src_len;
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LZO_UNUSED(src); LZO_UNUSED(wrkmem);
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return 0;
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}
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/* vim:set ts=4 sw=4 et: */
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