added `ZSTDv05_getFrameParams()` to "zstd_v05.h"
diff --git a/lib/legacy/zstd_v05.c b/lib/legacy/zstd_v05.c
index 42e925c..9c57d18 100644
--- a/lib/legacy/zstd_v05.c
+++ b/lib/legacy/zstd_v05.c
@@ -436,21 +436,6 @@
***************************************/
#define ZSTDv05_WINDOWLOG_ABSOLUTEMIN 11
-/* from faster to stronger */
-typedef enum { ZSTDv05_fast, ZSTDv05_greedy, ZSTDv05_lazy, ZSTDv05_lazy2, ZSTDv05_btlazy2, ZSTDv05_opt, ZSTDv05_btopt } ZSTDv05_strategy;
-
-typedef struct
-{
- U64 srcSize; /* optional : tells how much bytes are present in the frame. Use 0 if not known. */
- U32 windowLog; /* largest match distance : larger == more compression, more memory needed during decompression */
- U32 contentLog; /* full search segment : larger == more compression, slower, more memory (useless for fast) */
- U32 hashLog; /* dispatch table : larger == faster, more memory */
- U32 searchLog; /* nb of searches : larger == more compression, slower */
- U32 searchLength; /* match length searched : larger == faster decompression, sometimes less compression */
- U32 targetLength; /* acceptable match size for optimal parser (only) : larger == more compression, slower */
- ZSTDv05_strategy strategy;
-} ZSTDv05_parameters;
-
/*-*************************************
* Advanced functions
diff --git a/lib/legacy/zstd_v05.h b/lib/legacy/zstd_v05.h
index 8ef6bb2..6dc17a6 100644
--- a/lib/legacy/zstd_v05.h
+++ b/lib/legacy/zstd_v05.h
@@ -40,7 +40,7 @@
* Dependencies
***************************************/
#include <stddef.h> /* size_t */
-
+#include "mem.h" /* U64, U32 */
/* *************************************
@@ -91,6 +91,14 @@
/*-************************
* Advanced Streaming API
***************************/
+typedef enum { ZSTDv05_fast, ZSTDv05_greedy, ZSTDv05_lazy, ZSTDv05_lazy2, ZSTDv05_btlazy2, ZSTDv05_opt, ZSTDv05_btopt } ZSTDv05_strategy;
+typedef struct {
+ U64 srcSize;
+ U32 windowLog; /* the only useful information to retrieve */
+ U32 contentLog; U32 hashLog; U32 searchLog; U32 searchLength; U32 targetLength; ZSTDv05_strategy strategy;
+} ZSTDv05_parameters;
+size_t ZSTDv05_getFrameParams(ZSTDv05_parameters* params, const void* src, size_t srcSize);
+
size_t ZSTDv05_decompressBegin_usingDict(ZSTDv05_DCtx* dctx, const void* dict, size_t dictSize);
void ZSTDv05_copyDCtx(ZSTDv05_DCtx* dstDCtx, const ZSTDv05_DCtx* srcDCtx);
size_t ZSTDv05_nextSrcSizeToDecompress(ZSTDv05_DCtx* dctx);