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- /* lzo_asm.h -- assembler prototypes for the LZO data compression library
- 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/
- */
- #ifndef __LZO_ASM_H_INCLUDED
- #define __LZO_ASM_H_INCLUDED 1
- #ifndef __LZOCONF_H_INCLUDED
- #include <lzo/lzoconf.h>
- #endif
- #ifdef __cplusplus
- extern "C" {
- #endif
- /***********************************************************************
- // i386 assembly decompressors
- //
- // NOTE:
- // ====
- //
- // - For reasons of speed all fast assembler decompressors (having '_fast'
- // in their name) can access (write to) up to 3 bytes past the end of
- // the decompressed ("dst") block. Data past the end of the compressed
- // ("src") block is never accessed (read from).
- // [ technical note: because data is transferred in 32-bit units ]
- //
- // - Please also see asm/i386/00README.TXT and doc/LZO.FAQ for more
- // important details about the assembler versions.
- //
- ************************************************************************/
- LZO_EXTERN(int) lzo1c_decompress_asm
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1c_decompress_asm_safe
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1f_decompress_asm_fast
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1f_decompress_asm_fast_safe
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1x_decompress_asm
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1x_decompress_asm_safe
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1x_decompress_asm_fast
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1x_decompress_asm_fast_safe
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1y_decompress_asm
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1y_decompress_asm_safe
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1y_decompress_asm_fast
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- LZO_EXTERN(int) lzo1y_decompress_asm_fast_safe
- (const lzo_bytep src, lzo_uint src_len,
- lzo_bytep dst, lzo_uintp dst_len,
- lzo_voidp wrkmem);
- /***********************************************************************
- // checksum and misc functions
- ************************************************************************/
- #if 0
- LZO_EXTERN(lzo_uint32_t)
- lzo_crc32_asm(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len,
- const lzo_uint32_tp tab);
- LZO_EXTERN(lzo_uint32_t)
- lzo_crc32_asm_small(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
- LZO_EXTERN(int)
- lzo_cpuid_asm(lzo_uint32_tp /* lzo_uint32_t info[16] */ );
- LZO_EXTERN(lzo_uint32_t)
- lzo_rdtsc_asm(lzo_uint32_tp /* lzo_uint32_t ticks[2] */ );
- #endif
- #ifdef __cplusplus
- } /* extern "C" */
- #endif
- #endif /* already included */
- /* vim:set ts=4 sw=4 et: */
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