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- /* wrap.h -- wrapper functions
- This file is part of the LZO real-time data compression library.
- Copyright (C) 1996-2015 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/
- */
- /*************************************************************************
- // compression levels of LZO1X-999 and LZO1Y-999
- **************************************************************************/
- #if defined(HAVE_LZO1X_H)
- LZO_PRIVATE(int)
- lzo1x_999_1_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 1);
- }
- LZO_PRIVATE(int)
- lzo1x_999_2_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 2);
- }
- LZO_PRIVATE(int)
- lzo1x_999_3_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 3);
- }
- LZO_PRIVATE(int)
- lzo1x_999_4_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 4);
- }
- LZO_PRIVATE(int)
- lzo1x_999_5_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 5);
- }
- LZO_PRIVATE(int)
- lzo1x_999_6_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 6);
- }
- LZO_PRIVATE(int)
- lzo1x_999_7_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 7);
- }
- LZO_PRIVATE(int)
- lzo1x_999_8_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 8);
- }
- LZO_PRIVATE(int)
- lzo1x_999_9_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1x_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 9);
- }
- #endif
- #if defined(HAVE_LZO1Y_H)
- LZO_PRIVATE(int)
- lzo1y_999_1_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 1);
- }
- LZO_PRIVATE(int)
- lzo1y_999_2_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 2);
- }
- LZO_PRIVATE(int)
- lzo1y_999_3_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 3);
- }
- LZO_PRIVATE(int)
- lzo1y_999_4_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 4);
- }
- LZO_PRIVATE(int)
- lzo1y_999_5_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 5);
- }
- LZO_PRIVATE(int)
- lzo1y_999_6_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 6);
- }
- LZO_PRIVATE(int)
- lzo1y_999_7_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 7);
- }
- LZO_PRIVATE(int)
- lzo1y_999_8_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 8);
- }
- LZO_PRIVATE(int)
- lzo1y_999_9_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- return lzo1y_999_compress_level(src, src_len, dst, dst_len, wrkmem,
- dict.ptr, dict.len, 0, 9);
- }
- #endif
- /*************************************************************************
- // other wrappers (pseudo compressors)
- **************************************************************************/
- LZO_PRIVATE(int)
- memcpy_x_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- lzo_memcpy(dst, src, src_len);
- *dst_len = src_len;
- LZO_UNUSED(wrkmem);
- return 0;
- }
- LZO_PRIVATE(int)
- memset_x_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- lzo_memset(dst, 0, src_len);
- *dst_len = src_len;
- LZO_UNUSED(src); LZO_UNUSED(wrkmem);
- return 0;
- }
- LZO_PRIVATE(int)
- adler32_x_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- lzo_uint32_t adler;
- adler = lzo_adler32(0, NULL, 0);
- adler = lzo_adler32(adler, dst, src_len);
- *dst_len = src_len;
- LZO_UNUSED(src); LZO_UNUSED(wrkmem);
- return 0;
- }
- LZO_PRIVATE(int)
- crc32_x_compress ( const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem )
- {
- lzo_uint32_t crc;
- crc = lzo_crc32(0, NULL, 0);
- crc = lzo_crc32(crc, dst, src_len);
- *dst_len = src_len;
- LZO_UNUSED(src); LZO_UNUSED(wrkmem);
- return 0;
- }
- /* vim:set ts=4 sw=4 et: */
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