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50 lines
2.2 KiB
C
50 lines
2.2 KiB
C
/*
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* expand_block_v2.h - LZSA2 block decompressor definitions
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*
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* Copyright (C) 2019 Emmanuel Marty
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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/*
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* Uses the libdivsufsort library Copyright (c) 2003-2008 Yuta Mori
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*
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* Inspired by LZ4 by Yann Collet. https://github.com/lz4/lz4
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* With help, ideas, optimizations and speed measurements by spke <zxintrospec@gmail.com>
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* With ideas from Lizard by Przemyslaw Skibinski and Yann Collet. https://github.com/inikep/lizard
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* Also with ideas from smallz4 by Stephan Brumme. https://create.stephan-brumme.com/smallz4/
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*
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*/
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#ifndef _EXPAND_BLOCK_V2_H
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#define _EXPAND_BLOCK_V2_H
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/**
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* Decompress one LZSA2 data block
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*
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* @param pInBlock pointer to compressed data
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* @param nBlockSize size of compressed data, in bytes
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* @param pOutData pointer to output decompression buffer (previously decompressed bytes + room for decompressing this block)
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* @param nOutDataOffset starting index of where to store decompressed bytes in output buffer (and size of previously decompressed bytes)
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* @param nBlockMaxSize total size of output decompression buffer, in bytes
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*
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* @return size of decompressed data in bytes, or -1 for error
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*/
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int lzsa_decompressor_expand_block_v2(const unsigned char *pInBlock, int nBlockSize, unsigned char *pOutData, int nOutDataOffset, int nBlockMaxSize);
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#endif /* _EXPAND_BLOCK_V2_H */
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