diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-05-01 00:28:19 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-05-01 00:28:19 +0000 |
| commit | 306bf4e22a1139b47357b9e3fd70cfc1c0f05f9c (patch) | |
| tree | 0a0a6de2834c2f2d82c8f369e8aac13e372d6613 /IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/Sdk/C/LzFind.h | |
| parent | 33d487d463ed3e42f53e9ebb52d8da567dc75f4b (diff) | |
| download | edk2-platforms-306bf4e22a1139b47357b9e3fd70cfc1c0f05f9c.tar.xz | |
Add LzmaCustomDecompressLib based on the LZMA SDK 4.65 which was
placed in the public domain on 2009-02-03. The LZMA SDK
4.65 was released at the http://www.7-zip.org/sdk.html
website.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8227 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/Sdk/C/LzFind.h')
| -rw-r--r-- | IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/Sdk/C/LzFind.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/Sdk/C/LzFind.h b/IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/Sdk/C/LzFind.h new file mode 100644 index 0000000000..423d67e0c3 --- /dev/null +++ b/IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/Sdk/C/LzFind.h @@ -0,0 +1,107 @@ +/* LzFind.h -- Match finder for LZ algorithms
+2008-10-04 : Igor Pavlov : Public domain */
+
+#ifndef __LZFIND_H
+#define __LZFIND_H
+
+#include "Types.h"
+
+typedef UInt32 CLzRef;
+
+typedef struct _CMatchFinder
+{
+ Byte *buffer;
+ UInt32 pos;
+ UInt32 posLimit;
+ UInt32 streamPos;
+ UInt32 lenLimit;
+
+ UInt32 cyclicBufferPos;
+ UInt32 cyclicBufferSize; /* it must be = (historySize + 1) */
+
+ UInt32 matchMaxLen;
+ CLzRef *hash;
+ CLzRef *son;
+ UInt32 hashMask;
+ UInt32 cutValue;
+
+ Byte *bufferBase;
+ ISeqInStream *stream;
+ int streamEndWasReached;
+
+ UInt32 blockSize;
+ UInt32 keepSizeBefore;
+ UInt32 keepSizeAfter;
+
+ UInt32 numHashBytes;
+ int directInput;
+ int btMode;
+ /* int skipModeBits; */
+ int bigHash;
+ UInt32 historySize;
+ UInt32 fixedHashSize;
+ UInt32 hashSizeSum;
+ UInt32 numSons;
+ SRes result;
+ UInt32 crc[256];
+} CMatchFinder;
+
+#define Inline_MatchFinder_GetPointerToCurrentPos(p) ((p)->buffer)
+#define Inline_MatchFinder_GetIndexByte(p, index) ((p)->buffer[(Int32)(index)])
+
+#define Inline_MatchFinder_GetNumAvailableBytes(p) ((p)->streamPos - (p)->pos)
+
+int MatchFinder_NeedMove(CMatchFinder *p);
+Byte *MatchFinder_GetPointerToCurrentPos(CMatchFinder *p);
+void MatchFinder_MoveBlock(CMatchFinder *p);
+void MatchFinder_ReadIfRequired(CMatchFinder *p);
+
+void MatchFinder_Construct(CMatchFinder *p);
+
+/* Conditions:
+ historySize <= 3 GB
+ keepAddBufferBefore + matchMaxLen + keepAddBufferAfter < 511MB
+*/
+int MatchFinder_Create(CMatchFinder *p, UInt32 historySize,
+ UInt32 keepAddBufferBefore, UInt32 matchMaxLen, UInt32 keepAddBufferAfter,
+ ISzAlloc *alloc);
+void MatchFinder_Free(CMatchFinder *p, ISzAlloc *alloc);
+void MatchFinder_Normalize3(UInt32 subValue, CLzRef *items, UInt32 numItems);
+void MatchFinder_ReduceOffsets(CMatchFinder *p, UInt32 subValue);
+
+UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos, const Byte *buffer, CLzRef *son,
+ UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue,
+ UInt32 *distances, UInt32 maxLen);
+
+/*
+Conditions:
+ Mf_GetNumAvailableBytes_Func must be called before each Mf_GetMatchLen_Func.
+ Mf_GetPointerToCurrentPos_Func's result must be used only before any other function
+*/
+
+typedef void (*Mf_Init_Func)(void *object);
+typedef Byte (*Mf_GetIndexByte_Func)(void *object, Int32 index);
+typedef UInt32 (*Mf_GetNumAvailableBytes_Func)(void *object);
+typedef const Byte * (*Mf_GetPointerToCurrentPos_Func)(void *object);
+typedef UInt32 (*Mf_GetMatches_Func)(void *object, UInt32 *distances);
+typedef void (*Mf_Skip_Func)(void *object, UInt32);
+
+typedef struct _IMatchFinder
+{
+ Mf_Init_Func Init;
+ Mf_GetIndexByte_Func GetIndexByte;
+ Mf_GetNumAvailableBytes_Func GetNumAvailableBytes;
+ Mf_GetPointerToCurrentPos_Func GetPointerToCurrentPos;
+ Mf_GetMatches_Func GetMatches;
+ Mf_Skip_Func Skip;
+} IMatchFinder;
+
+void MatchFinder_CreateVTable(CMatchFinder *p, IMatchFinder *vTable);
+
+void MatchFinder_Init(CMatchFinder *p);
+UInt32 Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances);
+UInt32 Hc3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances);
+void Bt3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num);
+void Hc3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num);
+
+#endif
|