mirror of
https://github.com/aaru-dps/Aaru.Compression.Native.git
synced 2026-11-15 00:21:53 +00:00
Natalia Portillo
12a4d684f5
- Implement Deflate64 decompression in zip/deflate64.h and zip/deflate64.c. - Add ZIP Implode decompression functionality in zip/implode.h and zip/implode.c. - Introduce ZIP Reduce decompression in zip/reduce.h and zip/reduce.c. - Implement ZIP Shrink decompression in zip/shrink.h and zip/shrink.c. - Create a unified ZIP interface in zip/zip.h and zip/zip.c to handle multiple compression methods including PPMd, WavPack, and WinZip JPEG. - Ensure all new functions adhere to the Aaru Data Preservation Suite licensing and documentation standards.
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/*
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* VariantI.h
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*
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* Copyright (c) 2017-present, MacPaw Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#ifndef __PPMD_VARIANT_I_H__
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#define __PPMD_VARIANT_I_H__
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#include "Context.h"
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#include "SubAllocatorVariantI.h"
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// PPMd Variant I. Used by WinZip.
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#define MRM_RESTART 0
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#define MRM_CUT_OFF 1
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#define MRM_FREEZE 2
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typedef struct PPMdModelVariantI
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{
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PPMdCoreModel core;
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PPMdSubAllocatorVariantI *alloc;
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uint8_t NS2BSIndx[256], QTable[260]; // constants
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PPMdContext *MaxContext;
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int MaxOrder, MRMethod;
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SEE2Context SEE2Cont[24][32], DummySEE2Cont;
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uint16_t BinSumm[25][64]; // binary SEE-contexts
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bool endofstream;
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} PPMdModelVariantI;
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void StartPPMdModelVariantI(PPMdModelVariantI *self, PPMdReadFunction *readfunc, void *inputcontext,
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PPMdSubAllocatorVariantI *alloc, int maxorder, int restoration);
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int NextPPMdVariantIByte(PPMdModelVariantI *self);
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#endif
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