From 30bf0f51335e87812ffeb54e9437f0b6a1514d67 Mon Sep 17 00:00:00 2001 From: "Juan J. Martinez" Date: Tue, 6 Sep 2022 07:37:20 +0100 Subject: Updated rasm to 1.7 --- tools/rasm/lzsa-master/src/shrink_streaming.h | 99 +++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 tools/rasm/lzsa-master/src/shrink_streaming.h (limited to 'tools/rasm/lzsa-master/src/shrink_streaming.h') diff --git a/tools/rasm/lzsa-master/src/shrink_streaming.h b/tools/rasm/lzsa-master/src/shrink_streaming.h new file mode 100644 index 0000000..0920edf --- /dev/null +++ b/tools/rasm/lzsa-master/src/shrink_streaming.h @@ -0,0 +1,99 @@ +/* + * shrink_streaming.h - streaming compression definitions + * + * Copyright (C) 2019 Emmanuel Marty + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would be + * appreciated but is not required. + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * 3. This notice may not be removed or altered from any source distribution. + */ + +/* + * Uses the libdivsufsort library Copyright (c) 2003-2008 Yuta Mori + * + * Inspired by LZ4 by Yann Collet. https://github.com/lz4/lz4 + * With help, ideas, optimizations and speed measurements by spke + * With ideas from Lizard by Przemyslaw Skibinski and Yann Collet. https://github.com/inikep/lizard + * Also with ideas from smallz4 by Stephan Brumme. https://create.stephan-brumme.com/smallz4/ + * + */ + +#ifndef _SHRINK_STREAMING_H +#define _SHRINK_STREAMING_H + +#include "stream.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/* Forward declaration */ +typedef enum _lzsa_status_t lzsa_status_t; +typedef struct _lzsa_stats lzsa_stats; + +/*-------------- File API -------------- */ + +/** + * Compress file + * + * @param pszInFilename name of input(source) file to compress + * @param pszOutFilename name of output(compressed) file to generate + * @param pszDictionaryFilename name of dictionary file, or NULL for none + * @param nFlags compression flags (LZSA_FLAG_xxx) + * @param nMinMatchSize minimum match size + * @param nFormatVersion version of format to use (1-2) + * @param progress progress function, called after compressing each block, or NULL for none + * @param pOriginalSize pointer to returned input(source) size, updated when this function is successful + * @param pCompressedSize pointer to returned output(compressed) size, updated when this function is successful + * @param pCommandCount pointer to returned token(compression commands) count, updated when this function is successful + * @param pSafeDist pointer to return safe distance for raw blocks, updated when this function is successful + * @param pStats pointer to compression stats that are filled if this function is successful, or NULL + * + * @return LZSA_OK for success, or an error value from lzsa_status_t + */ +lzsa_status_t lzsa_compress_file(const char *pszInFilename, const char *pszOutFilename, const char *pszDictionaryFilename, + const unsigned int nFlags, const int nMinMatchSize, const int nFormatVersion, + void(*progress)(long long nOriginalSize, long long nCompressedSize), long long *pOriginalSize, long long *pCompressedSize, int *pCommandCount, int *pSafeDist, lzsa_stats *pStats); + +/*-------------- Streaming API -------------- */ + +/** + * Compress stream + * + * @param pInStream input(source) stream to compress + * @param pOutStream output(compressed) stream to write to + * @param pDictionaryData dictionary contents, or NULL for none + * @param nDictionaryDataSize size of dictionary contents, or 0 + * @param nFlags compression flags (LZSA_FLAG_xxx) + * @param nMinMatchSize minimum match size + * @param nFormatVersion version of format to use (1-2) + * @param progress progress function, called after compressing each block, or NULL for none + * @param pOriginalSize pointer to returned input(source) size, updated when this function is successful + * @param pCompressedSize pointer to returned output(compressed) size, updated when this function is successful + * @param pCommandCount pointer to returned token(compression commands) count, updated when this function is successful + * @param pSafeDist pointer to return safe distance for raw blocks, updated when this function is successful + * @param pStats pointer to compression stats that are filled if this function is successful, or NULL + * + * @return LZSA_OK for success, or an error value from lzsa_status_t + */ +lzsa_status_t lzsa_compress_stream(lzsa_stream_t *pInStream, lzsa_stream_t *pOutStream, const void *pDictionaryData, int nDictionaryDataSize, + const unsigned int nFlags, const int nMinMatchSize, const int nFormatVersion, + void(*progress)(long long nOriginalSize, long long nCompressedSize), long long *pOriginalSize, long long *pCompressedSize, int *pCommandCount, int *pSafeDist, lzsa_stats *pStats); + +#ifdef __cplusplus +} +#endif + +#endif /* _SHRINK_STREAMING_H */ -- cgit v1.2.3