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Update LZ4 to version 1.9.4

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This commit is contained in:
Tino Reichardt
2022-10-16 22:04:46 +02:00
parent e3ef376ea6
commit d03b30eb8d
9 changed files with 1271 additions and 680 deletions
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28
C/lz4/lz4hc.h
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@@ -1,7 +1,7 @@
/*
LZ4 HC - High Compression Mode of LZ4
Header File
Copyright (C) 2011-2017, Yann Collet.
Copyright (C) 2011-2020, Yann Collet.
BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
Redistribution and use in source and binary forms, with or without
@@ -198,14 +198,17 @@ LZ4LIB_API int LZ4_saveDictHC (LZ4_streamHC_t* streamHCPtr, char* safeBuffer, in
#define LZ4HC_HASH_MASK (LZ4HC_HASHTABLESIZE - 1)
/* Never ever use these definitions directly !
* Declare or allocate an LZ4_streamHC_t instead.
**/
typedef struct LZ4HC_CCtx_internal LZ4HC_CCtx_internal;
struct LZ4HC_CCtx_internal
{
LZ4_u32 hashTable[LZ4HC_HASHTABLESIZE];
LZ4_u16 chainTable[LZ4HC_MAXD];
const LZ4_byte* end; /* next block here to continue on current prefix */
const LZ4_byte* base; /* All index relative to this position */
const LZ4_byte* dictBase; /* alternate base for extDict */
const LZ4_byte* prefixStart; /* Indexes relative to this position */
const LZ4_byte* dictStart; /* alternate reference for extDict */
LZ4_u32 dictLimit; /* below that point, need extDict */
LZ4_u32 lowLimit; /* below that point, no more dict */
LZ4_u32 nextToUpdate; /* index from which to continue dictionary update */
@@ -216,20 +219,15 @@ struct LZ4HC_CCtx_internal
const LZ4HC_CCtx_internal* dictCtx;
};
/* Do not use these definitions directly !
* Declare or allocate an LZ4_streamHC_t instead.
*/
#define LZ4_STREAMHCSIZE 262200 /* static size, for inter-version compatibility */
#define LZ4_STREAMHCSIZE_VOIDP (LZ4_STREAMHCSIZE / sizeof(void*))
#define LZ4_STREAMHC_MINSIZE 262200 /* static size, for inter-version compatibility */
union LZ4_streamHC_u {
void* table[LZ4_STREAMHCSIZE_VOIDP];
char minStateSize[LZ4_STREAMHC_MINSIZE];
LZ4HC_CCtx_internal internal_donotuse;
}; /* previously typedef'd to LZ4_streamHC_t */
/* LZ4_streamHC_t :
* This structure allows static allocation of LZ4 HC streaming state.
* This can be used to allocate statically, on state, or as part of a larger structure.
* This can be used to allocate statically on stack, or as part of a larger structure.
*
* Such state **must** be initialized using LZ4_initStreamHC() before first use.
*
@@ -244,7 +242,7 @@ union LZ4_streamHC_u {
* Required before first use of a statically allocated LZ4_streamHC_t.
* Before v1.9.0 : use LZ4_resetStreamHC() instead
*/
LZ4LIB_API LZ4_streamHC_t* LZ4_initStreamHC (void* buffer, size_t size);
LZ4LIB_API LZ4_streamHC_t* LZ4_initStreamHC(void* buffer, size_t size);
/*-************************************
@@ -272,9 +270,11 @@ LZ4_DEPRECATED("use LZ4_compress_HC_continue() instead") LZ4LIB_API int LZ4_comp
* LZ4_slideInputBufferHC() will truncate the history of the stream, rather
* than preserve a window-sized chunk of history.
*/
#if !defined(LZ4_STATIC_LINKING_ONLY_DISABLE_MEMORY_ALLOCATION)
LZ4_DEPRECATED("use LZ4_createStreamHC() instead") LZ4LIB_API void* LZ4_createHC (const char* inputBuffer);
LZ4_DEPRECATED("use LZ4_saveDictHC() instead") LZ4LIB_API char* LZ4_slideInputBufferHC (void* LZ4HC_Data);
LZ4_DEPRECATED("use LZ4_freeStreamHC() instead") LZ4LIB_API int LZ4_freeHC (void* LZ4HC_Data);
#endif
LZ4_DEPRECATED("use LZ4_saveDictHC() instead") LZ4LIB_API char* LZ4_slideInputBufferHC (void* LZ4HC_Data);
LZ4_DEPRECATED("use LZ4_compress_HC_continue() instead") LZ4LIB_API int LZ4_compressHC2_continue (void* LZ4HC_Data, const char* source, char* dest, int inputSize, int compressionLevel);
LZ4_DEPRECATED("use LZ4_compress_HC_continue() instead") LZ4LIB_API int LZ4_compressHC2_limitedOutput_continue (void* LZ4HC_Data, const char* source, char* dest, int inputSize, int maxOutputSize, int compressionLevel);
LZ4_DEPRECATED("use LZ4_createStreamHC() instead") LZ4LIB_API int LZ4_sizeofStreamStateHC(void);
@@ -305,7 +305,7 @@ LZ4LIB_API void LZ4_resetStreamHC (LZ4_streamHC_t* streamHCPtr, int compressionL
* They should not be linked from DLL,
* as there is no guarantee of API stability yet.
* Prototypes will be promoted to "stable" status
* after successfull usage in real-life scenarios.
* after successful usage in real-life scenarios.
***************************************************/
#ifdef LZ4_HC_STATIC_LINKING_ONLY /* protection macro */
#ifndef LZ4_HC_SLO_098092834