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| author | Yann Collet <cyan@fb.com> | 2022-07-12 19:41:51 (GMT) |
|---|---|---|
| committer | Yann Collet <cyan@fb.com> | 2022-07-12 20:33:08 (GMT) |
| commit | 60f8eb6f4ca44162f26a7a60e8c1346ce4362999 (patch) | |
| tree | 1caa21e6facb8413fa896538eece0aa2c5711ae9 /lib/lz4hc.h | |
| parent | d174f975d218c8d2c4df79da3b80a11c50c59e5a (diff) | |
| download | lz4-60f8eb6f4ca44162f26a7a60e8c1346ce4362999.zip lz4-60f8eb6f4ca44162f26a7a60e8c1346ce4362999.tar.gz lz4-60f8eb6f4ca44162f26a7a60e8c1346ce4362999.tar.bz2 | |
minor : specify min versions for library version identifiers
Diffstat (limited to 'lib/lz4hc.h')
| -rw-r--r-- | lib/lz4hc.h | 29 |
1 files changed, 5 insertions, 24 deletions
diff --git a/lib/lz4hc.h b/lib/lz4hc.h index bead076..61e228d 100644 --- a/lib/lz4hc.h +++ b/lib/lz4hc.h @@ -198,6 +198,9 @@ 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 { @@ -216,32 +219,10 @@ struct LZ4HC_CCtx_internal const LZ4HC_CCtx_internal* dictCtx; }; - -/* Never ever use these definitions directly ! - * Declare or allocate an LZ4_streamHC_t instead. - * Note : OS400 uses 16 byte pointers and so the structure size is larger than other - * platforms - * |=========================================================== - * | Offset | Length | Member Name - * |=========================================================== - * | 0 | 131072 | hashTable[32768] - * | 131072 | 131072 | chainTable[65536] - * | 262144 | 16 | end - * | 262160 | 16 | base - * | 262176 | 16 | dictBase - * | 262192 | 4 | dictLimit - * | 262196 | 4 | lowLimit - * | 262200 | 4 | nextToUpdate - * | 262204 | 2 | compressionLevel - * | 262206 | 1 | favorDecSpeed - * | 262207 | 1 | dirty - * | 262208 | 16 | dictCtx - * ============================================================ - */ -#define LZ4_STREAMHCSIZE 262200 /* static size, for inter-version compatibility */ +#define LZ4_STREAMHC_MINSIZE 262200 /* static size, for inter-version compatibility */ union LZ4_streamHC_u { + char minStateSize[LZ4_STREAMHC_MINSIZE]; LZ4HC_CCtx_internal internal_donotuse; - char minStateSize[LZ4_STREAMHCSIZE]; }; /* previously typedef'd to LZ4_streamHC_t */ /* LZ4_streamHC_t : |