diff options
| author | Ronald G. Minnich <rminnich@gmail.com> | 2009-03-31 11:57:36 +0000 |
|---|---|---|
| committer | Patrick Georgi <patrick.georgi@coresystems.de> | 2009-03-31 11:57:36 +0000 |
| commit | 5d01ec0f80cc8379df17ed9a922de37b487770b4 (patch) | |
| tree | 6994cd877e80a721cef1154239d4af6653980379 /util/romtool/tools/lzma/C/7zip | |
| parent | 0f0f9bb9a2e1c1257fdfee0b50061e82ea92161b (diff) | |
This patch adds Jordan's romtool support for v2.
There are a few changes. The 20K bootblock size restriction is gone.
ROMFS has been tested and works on v2 with qemu and kontron. Once this
patch is in, those patches will follow.
Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>
Acked-by: Patrick Georgi <patrick.georgi@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4032 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util/romtool/tools/lzma/C/7zip')
31 files changed, 4819 insertions, 0 deletions
diff --git a/util/romtool/tools/lzma/C/7zip/Common/InBuffer.h b/util/romtool/tools/lzma/C/7zip/Common/InBuffer.h new file mode 100644 index 0000000000..a59ecefacd --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Common/InBuffer.h @@ -0,0 +1,76 @@ +// InBuffer.h
+
+#ifndef __INBUFFER_H
+#define __INBUFFER_H
+
+#include "../IStream.h"
+#include "../../Common/MyCom.h"
+
+#ifndef _NO_EXCEPTIONS
+class CInBufferException
+{
+public:
+ HRESULT ErrorCode;
+ CInBufferException(HRESULT errorCode): ErrorCode(errorCode) {}
+};
+#endif
+
+class CInBuffer
+{
+ Byte *_buffer;
+ Byte *_bufferLimit;
+ Byte *_bufferBase;
+ CMyComPtr<ISequentialInStream> _stream;
+ UInt64 _processedSize;
+ UInt32 _bufferSize;
+ bool _wasFinished;
+
+ bool ReadBlock();
+ Byte ReadBlock2();
+
+public:
+ #ifdef _NO_EXCEPTIONS
+ HRESULT ErrorCode;
+ #endif
+
+ CInBuffer();
+ ~CInBuffer() { Free(); }
+
+ bool Create(UInt32 bufferSize);
+ void Free();
+
+ void SetStream(ISequentialInStream *stream);
+ void Init();
+ void ReleaseStream() { _stream.Release(); }
+
+ bool ReadByte(Byte &b)
+ {
+ if(_buffer >= _bufferLimit)
+ if(!ReadBlock())
+ return false;
+ b = *_buffer++;
+ return true;
+ }
+ Byte ReadByte()
+ {
+ if(_buffer >= _bufferLimit)
+ return ReadBlock2();
+ return *_buffer++;
+ }
+ void ReadBytes(void *data, UInt32 size, UInt32 &processedSize)
+ {
+ for(processedSize = 0; processedSize < size; processedSize++)
+ if (!ReadByte(((Byte *)data)[processedSize]))
+ return;
+ }
+ bool ReadBytes(void *data, UInt32 size)
+ {
+ UInt32 processedSize;
+ ReadBytes(data, size, processedSize);
+ return (processedSize == size);
+ }
+ UInt64 GetProcessedSize() const { return _processedSize + (_buffer - _bufferBase); }
+ bool WasFinished() const { return _wasFinished; }
+};
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Common/OutBuffer.cpp b/util/romtool/tools/lzma/C/7zip/Common/OutBuffer.cpp new file mode 100644 index 0000000000..45da6d7f00 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Common/OutBuffer.cpp @@ -0,0 +1,116 @@ +// OutByte.cpp
+
+#include "StdAfx.h"
+
+#include "OutBuffer.h"
+
+#include "../../Common/Alloc.h"
+
+bool COutBuffer::Create(UInt32 bufferSize)
+{
+ const UInt32 kMinBlockSize = 1;
+ if (bufferSize < kMinBlockSize)
+ bufferSize = kMinBlockSize;
+ if (_buffer != 0 && _bufferSize == bufferSize)
+ return true;
+ Free();
+ _bufferSize = bufferSize;
+ _buffer = (Byte *)::MidAlloc(bufferSize);
+ return (_buffer != 0);
+}
+
+void COutBuffer::Free()
+{
+ ::MidFree(_buffer);
+ _buffer = 0;
+}
+
+void COutBuffer::SetStream(ISequentialOutStream *stream)
+{
+ _stream = stream;
+}
+
+void COutBuffer::Init()
+{
+ _streamPos = 0;
+ _limitPos = _bufferSize;
+ _pos = 0;
+ _processedSize = 0;
+ _overDict = false;
+ #ifdef _NO_EXCEPTIONS
+ ErrorCode = S_OK;
+ #endif
+}
+
+UInt64 COutBuffer::GetProcessedSize() const
+{
+ UInt64 res = _processedSize + _pos - _streamPos;
+ if (_streamPos > _pos)
+ res += _bufferSize;
+ return res;
+}
+
+
+HRESULT COutBuffer::FlushPart()
+{
+ // _streamPos < _bufferSize
+ UInt32 size = (_streamPos >= _pos) ? (_bufferSize - _streamPos) : (_pos - _streamPos);
+ HRESULT result = S_OK;
+ #ifdef _NO_EXCEPTIONS
+ result = ErrorCode;
+ #endif
+ if (_buffer2 != 0)
+ {
+ memmove(_buffer2, _buffer + _streamPos, size);
+ _buffer2 += size;
+ }
+
+ if (_stream != 0
+ #ifdef _NO_EXCEPTIONS
+ && (ErrorCode == S_OK)
+ #endif
+ )
+ {
+ UInt32 processedSize = 0;
+ result = _stream->Write(_buffer + _streamPos, size, &processedSize);
+ size = processedSize;
+ }
+ _streamPos += size;
+ if (_streamPos == _bufferSize)
+ _streamPos = 0;
+ if (_pos == _bufferSize)
+ {
+ _overDict = true;
+ _pos = 0;
+ }
+ _limitPos = (_streamPos > _pos) ? _streamPos : _bufferSize;
+ _processedSize += size;
+ return result;
+}
+
+HRESULT COutBuffer::Flush()
+{
+ #ifdef _NO_EXCEPTIONS
+ if (ErrorCode != S_OK)
+ return ErrorCode;
+ #endif
+
+ while(_streamPos != _pos)
+ {
+ HRESULT result = FlushPart();
+ if (result != S_OK)
+ return result;
+ }
+ return S_OK;
+}
+
+void COutBuffer::FlushWithCheck()
+{
+ HRESULT result = FlushPart();
+ #ifdef _NO_EXCEPTIONS
+ ErrorCode = result;
+ #else
+ if (result != S_OK)
+ throw COutBufferException(result);
+ #endif
+}
diff --git a/util/romtool/tools/lzma/C/7zip/Common/OutBuffer.h b/util/romtool/tools/lzma/C/7zip/Common/OutBuffer.h new file mode 100644 index 0000000000..37eefbdfcd --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Common/OutBuffer.h @@ -0,0 +1,64 @@ +// OutBuffer.h
+
+#ifndef __OUTBUFFER_H
+#define __OUTBUFFER_H
+
+#include "../IStream.h"
+#include "../../Common/MyCom.h"
+
+#ifndef _NO_EXCEPTIONS
+struct COutBufferException
+{
+ HRESULT ErrorCode;
+ COutBufferException(HRESULT errorCode): ErrorCode(errorCode) {}
+};
+#endif
+
+class COutBuffer
+{
+protected:
+ Byte *_buffer;
+ UInt32 _pos;
+ UInt32 _limitPos;
+ UInt32 _streamPos;
+ UInt32 _bufferSize;
+ CMyComPtr<ISequentialOutStream> _stream;
+ UInt64 _processedSize;
+ Byte *_buffer2;
+ bool _overDict;
+
+ HRESULT FlushPart();
+ void FlushWithCheck();
+public:
+ #ifdef _NO_EXCEPTIONS
+ HRESULT ErrorCode;
+ #endif
+
+ COutBuffer(): _buffer(0), _pos(0), _stream(0), _buffer2(0) {}
+ ~COutBuffer() { Free(); }
+
+ bool Create(UInt32 bufferSize);
+ void Free();
+
+ void SetMemStream(Byte *buffer) { _buffer2 = buffer; }
+ void SetStream(ISequentialOutStream *stream);
+ void Init();
+ HRESULT Flush();
+ void ReleaseStream() { _stream.Release(); }
+
+ void WriteByte(Byte b)
+ {
+ _buffer[_pos++] = b;
+ if(_pos == _limitPos)
+ FlushWithCheck();
+ }
+ void WriteBytes(const void *data, size_t size)
+ {
+ for (size_t i = 0; i < size; i++)
+ WriteByte(((const Byte *)data)[i]);
+ }
+
+ UInt64 GetProcessedSize() const;
+};
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Common/StdAfx.h b/util/romtool/tools/lzma/C/7zip/Common/StdAfx.h new file mode 100644 index 0000000000..d7d9211b09 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Common/StdAfx.h @@ -0,0 +1,9 @@ +// StdAfx.h
+
+#ifndef __STDAFX_H
+#define __STDAFX_H
+
+#include "../../Common/MyWindows.h"
+#include "../../Common/NewHandler.h"
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Common/StreamUtils.cpp b/util/romtool/tools/lzma/C/7zip/Common/StreamUtils.cpp new file mode 100644 index 0000000000..712a78585a --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Common/StreamUtils.cpp @@ -0,0 +1,44 @@ +// StreamUtils.cpp
+
+#include "StdAfx.h"
+
+#include "../../Common/MyCom.h"
+#include "StreamUtils.h"
+
+HRESULT ReadStream(ISequentialInStream *stream, void *data, UInt32 size, UInt32 *processedSize)
+{
+ if (processedSize != 0)
+ *processedSize = 0;
+ while(size != 0)
+ {
+ UInt32 processedSizeLoc;
+ HRESULT res = stream->Read(data, size, &processedSizeLoc);
+ if (processedSize != 0)
+ *processedSize += processedSizeLoc;
+ data = (Byte *)((Byte *)data + processedSizeLoc);
+ size -= processedSizeLoc;
+ RINOK(res);
+ if (processedSizeLoc == 0)
+ return S_OK;
+ }
+ return S_OK;
+}
+
+HRESULT WriteStream(ISequentialOutStream *stream, const void *data, UInt32 size, UInt32 *processedSize)
+{
+ if (processedSize != 0)
+ *processedSize = 0;
+ while(size != 0)
+ {
+ UInt32 processedSizeLoc;
+ HRESULT res = stream->Write(data, size, &processedSizeLoc);
+ if (processedSize != 0)
+ *processedSize += processedSizeLoc;
+ data = (const void *)((const Byte *)data + processedSizeLoc);
+ size -= processedSizeLoc;
+ RINOK(res);
+ if (processedSizeLoc == 0)
+ break;
+ }
+ return S_OK;
+}
diff --git a/util/romtool/tools/lzma/C/7zip/Common/StreamUtils.h b/util/romtool/tools/lzma/C/7zip/Common/StreamUtils.h new file mode 100644 index 0000000000..c8cd8cef1a --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Common/StreamUtils.h @@ -0,0 +1,11 @@ +// StreamUtils.h
+
+#ifndef __STREAMUTILS_H
+#define __STREAMUTILS_H
+
+#include "../IStream.h"
+
+HRESULT ReadStream(ISequentialInStream *stream, void *data, UInt32 size, UInt32 *processedSize);
+HRESULT WriteStream(ISequentialOutStream *stream, const void *data, UInt32 size, UInt32 *processedSize);
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree.h new file mode 100644 index 0000000000..d464d3b59c --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree.h @@ -0,0 +1,54 @@ +// BinTree.h
+
+#include "../LZInWindow.h"
+#include "../IMatchFinder.h"
+
+namespace BT_NAMESPACE {
+
+typedef UInt32 CIndex;
+const UInt32 kMaxValForNormalize = (UInt32(1) << 31) - 1;
+
+class CMatchFinder:
+ public IMatchFinder,
+ public CLZInWindow,
+ public CMyUnknownImp,
+ public IMatchFinderSetNumPasses
+{
+ UInt32 _cyclicBufferPos;
+ UInt32 _cyclicBufferSize; // it must be historySize + 1
+ UInt32 _matchMaxLen;
+ CIndex *_hash;
+ CIndex *_son;
+ UInt32 _hashMask;
+ UInt32 _cutValue;
+ UInt32 _hashSizeSum;
+
+ void Normalize();
+ void FreeThisClassMemory();
+ void FreeMemory();
+
+ MY_UNKNOWN_IMP
+
+ STDMETHOD(SetStream)(ISequentialInStream *inStream);
+ STDMETHOD_(void, ReleaseStream)();
+ STDMETHOD(Init)();
+ HRESULT MovePos();
+ STDMETHOD_(Byte, GetIndexByte)(Int32 index);
+ STDMETHOD_(UInt32, GetMatchLen)(Int32 index, UInt32 back, UInt32 limit);
+ STDMETHOD_(UInt32, GetNumAvailableBytes)();
+ STDMETHOD_(const Byte *, GetPointerToCurrentPos)();
+ STDMETHOD_(Int32, NeedChangeBufferPos)(UInt32 numCheckBytes);
+ STDMETHOD_(void, ChangeBufferPos)();
+
+ STDMETHOD(Create)(UInt32 historySize, UInt32 keepAddBufferBefore,
+ UInt32 matchMaxLen, UInt32 keepAddBufferAfter);
+ STDMETHOD(GetMatches)(UInt32 *distances);
+ STDMETHOD(Skip)(UInt32 num);
+
+public:
+ CMatchFinder();
+ virtual ~CMatchFinder();
+ virtual void SetNumPasses(UInt32 numPasses) { _cutValue = numPasses; }
+};
+
+}
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree2.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree2.h new file mode 100644 index 0000000000..c5b3939e47 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree2.h @@ -0,0 +1,12 @@ +// BinTree2.h
+
+#ifndef __BINTREE2_H
+#define __BINTREE2_H
+
+#define BT_NAMESPACE NBT2
+
+#include "BinTreeMain.h"
+
+#undef BT_NAMESPACE
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree3.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree3.h new file mode 100644 index 0000000000..74eb73e293 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree3.h @@ -0,0 +1,16 @@ +// BinTree3.h
+
+#ifndef __BINTREE3_H
+#define __BINTREE3_H
+
+#define BT_NAMESPACE NBT3
+
+#define HASH_ARRAY_2
+
+#include "BinTreeMain.h"
+
+#undef HASH_ARRAY_2
+
+#undef BT_NAMESPACE
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree4.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree4.h new file mode 100644 index 0000000000..62fc242aac --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTree4.h @@ -0,0 +1,18 @@ +// BinTree4.h
+
+#ifndef __BINTREE4_H
+#define __BINTREE4_H
+
+#define BT_NAMESPACE NBT4
+
+#define HASH_ARRAY_2
+#define HASH_ARRAY_3
+
+#include "BinTreeMain.h"
+
+#undef HASH_ARRAY_2
+#undef HASH_ARRAY_3
+
+#undef BT_NAMESPACE
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTreeMain.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTreeMain.h new file mode 100644 index 0000000000..61d1121043 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/BinTree/BinTreeMain.h @@ -0,0 +1,531 @@ +// BinTreeMain.h
+
+#include "../../../../Common/Defs.h"
+#include "../../../../Common/CRC.h"
+#include "../../../../Common/Alloc.h"
+
+#include "BinTree.h"
+
+// #include <xmmintrin.h>
+// It's for prefetch
+// But prefetch doesn't give big gain in K8.
+
+namespace BT_NAMESPACE {
+
+#ifdef HASH_ARRAY_2
+ static const UInt32 kHash2Size = 1 << 10;
+ #define kNumHashDirectBytes 0
+ #ifdef HASH_ARRAY_3
+ static const UInt32 kNumHashBytes = 4;
+ static const UInt32 kHash3Size = 1 << 16;
+ #else
+ static const UInt32 kNumHashBytes = 3;
+ #endif
+ static const UInt32 kHashSize = 0;
+ static const UInt32 kMinMatchCheck = kNumHashBytes;
+ static const UInt32 kStartMaxLen = 1;
+#else
+ #ifdef HASH_ZIP
+ #define kNumHashDirectBytes 0
+ static const UInt32 kNumHashBytes = 3;
+ static const UInt32 kHashSize = 1 << 16;
+ static const UInt32 kMinMatchCheck = kNumHashBytes;
+ static const UInt32 kStartMaxLen = 1;
+ #else
+ #define kNumHashDirectBytes 2
+ static const UInt32 kNumHashBytes = 2;
+ static const UInt32 kHashSize = 1 << (8 * kNumHashBytes);
+ static const UInt32 kMinMatchCheck = kNumHashBytes + 1;
+ static const UInt32 kStartMaxLen = 1;
+ #endif
+#endif
+
+#ifdef HASH_ARRAY_2
+#ifdef HASH_ARRAY_3
+static const UInt32 kHash3Offset = kHash2Size;
+#endif
+#endif
+
+static const UInt32 kFixHashSize = 0
+ #ifdef HASH_ARRAY_2
+ + kHash2Size
+ #ifdef HASH_ARRAY_3
+ + kHash3Size
+ #endif
+ #endif
+ ;
+
+CMatchFinder::CMatchFinder():
+ _hash(0)
+{
+}
+
+void CMatchFinder::FreeThisClassMemory()
+{
+ BigFree(_hash);
+ _hash = 0;
+}
+
+void CMatchFinder::FreeMemory()
+{
+ FreeThisClassMemory();
+ CLZInWindow::Free();
+}
+
+CMatchFinder::~CMatchFinder()
+{
+ FreeMemory();
+}
+
+STDMETHODIMP CMatchFinder::Create(UInt32 historySize, UInt32 keepAddBufferBefore,
+ UInt32 matchMaxLen, UInt32 keepAddBufferAfter)
+{
+ if (historySize > kMaxValForNormalize - 256)
+ {
+ FreeMemory();
+ return E_INVALIDARG;
+ }
+ _cutValue =
+ #ifdef _HASH_CHAIN
+ 8 + (matchMaxLen >> 2);
+ #else
+ 16 + (matchMaxLen >> 1);
+ #endif
+ UInt32 sizeReserv = (historySize + keepAddBufferBefore +
+ matchMaxLen + keepAddBufferAfter) / 2 + 256;
+ if (CLZInWindow::Create(historySize + keepAddBufferBefore,
+ matchMaxLen + keepAddBufferAfter, sizeReserv))
+ {
+ _matchMaxLen = matchMaxLen;
+ UInt32 newCyclicBufferSize = historySize + 1;
+ if (_hash != 0 && newCyclicBufferSize == _cyclicBufferSize)
+ return S_OK;
+ FreeThisClassMemory();
+ _cyclicBufferSize = newCyclicBufferSize; // don't change it
+
+ UInt32 hs = kHashSize;
+
+ #ifdef HASH_ARRAY_2
+ hs = historySize - 1;
+ hs |= (hs >> 1);
+ hs |= (hs >> 2);
+ hs |= (hs >> 4);
+ hs |= (hs >> 8);
+ hs >>= 1;
+ hs |= 0xFFFF;
+ if (hs > (1 << 24))
+ {
+ #ifdef HASH_ARRAY_3
+ hs >>= 1;
+ #else
+ hs = (1 << 24) - 1;
+ #endif
+ }
+ _hashMask = hs;
+ hs++;
+ #endif
+ _hashSizeSum = hs + kFixHashSize;
+ UInt32 numItems = _hashSizeSum + _cyclicBufferSize
+ #ifndef _HASH_CHAIN
+ * 2
+ #endif
+ ;
+ size_t sizeInBytes = (size_t)numItems * sizeof(CIndex);
+ if (sizeInBytes / sizeof(CIndex) != numItems)
+ return E_OUTOFMEMORY;
+ _hash = (CIndex *)BigAlloc(sizeInBytes);
+ _son = _hash + _hashSizeSum;
+ if (_hash != 0)
+ return S_OK;
+ }
+ FreeMemory();
+ return E_OUTOFMEMORY;
+}
+
+static const UInt32 kEmptyHashValue = 0;
+
+STDMETHODIMP CMatchFinder::SetStream(ISequentialInStream *stream)
+{
+ CLZInWindow::SetStream(stream);
+ return S_OK;
+}
+
+STDMETHODIMP CMatchFinder::Init()
+{
+ RINOK(CLZInWindow::Init());
+ for(UInt32 i = 0; i < _hashSizeSum; i++)
+ _hash[i] = kEmptyHashValue;
+ _cyclicBufferPos = 0;
+ ReduceOffsets(-1);
+ return S_OK;
+}
+
+STDMETHODIMP_(void) CMatchFinder::ReleaseStream()
+{
+ // ReleaseStream();
+}
+
+#ifdef HASH_ARRAY_2
+#ifdef HASH_ARRAY_3
+
+#define HASH_CALC { \
+ UInt32 temp = CCRC::Table[cur[0]] ^ cur[1]; \
+ hash2Value = temp & (kHash2Size - 1); \
+ hash3Value = (temp ^ (UInt32(cur[2]) << 8)) & (kHash3Size - 1); \
+ hashValue = (temp ^ (UInt32(cur[2]) << 8) ^ (CCRC::Table[cur[3]] << 5)) & _hashMask; }
+
+#else // no HASH_ARRAY_3
+#define HASH_CALC { \
+ UInt32 temp = CCRC::Table[cur[0]] ^ cur[1]; \
+ hash2Value = temp & (kHash2Size - 1); \
+ hashValue = (temp ^ (UInt32(cur[2]) << 8)) & _hashMask; }
+#endif // HASH_ARRAY_3
+#else // no HASH_ARRAY_2
+#ifdef HASH_ZIP
+inline UInt32 Hash(const Byte *pointer)
+{
+ return ((UInt32(pointer[0]) << 8) ^ CCRC::Table[pointer[1]] ^ pointer[2]) & (kHashSize - 1);
+}
+#else // no HASH_ZIP
+inline UInt32 Hash(const Byte *pointer)
+{
+ return pointer[0] ^ (UInt32(pointer[1]) << 8);
+}
+#endif // HASH_ZIP
+#endif // HASH_ARRAY_2
+
+STDMETHODIMP CMatchFinder::GetMatches(UInt32 *distances)
+{
+ UInt32 lenLimit;
+ if (_pos + _matchMaxLen <= _streamPos)
+ lenLimit = _matchMaxLen;
+ else
+ {
+ lenLimit = _streamPos - _pos;
+ if(lenLimit < kMinMatchCheck)
+ {
+ distances[0] = 0;
+ return MovePos();
+ }
+ }
+
+ int offset = 1;
+
+ UInt32 matchMinPos = (_pos > _cyclicBufferSize) ? (_pos - _cyclicBufferSize) : 0;
+ const Byte *cur = _buffer + _pos;
+
+ UInt32 maxLen = kStartMaxLen; // to avoid items for len < hashSize;
+
+ #ifdef HASH_ARRAY_2
+ UInt32 hash2Value;
+ #ifdef HASH_ARRAY_3
+ UInt32 hash3Value;
+ #endif
+ UInt32 hashValue;
+ HASH_CALC;
+ #else
+ UInt32 hashValue = Hash(cur);
+ #endif
+
+ UInt32 curMatch = _hash[kFixHashSize + hashValue];
+ #ifdef HASH_ARRAY_2
+ UInt32 curMatch2 = _hash[hash2Value];
+ #ifdef HASH_ARRAY_3
+ UInt32 curMatch3 = _hash[kHash3Offset + hash3Value];
+ #endif
+ _hash[hash2Value] = _pos;
+ if(curMatch2 > matchMinPos)
+ if (_buffer[curMatch2] == cur[0])
+ {
+ distances[offset++] = maxLen = 2;
+ distances[offset++] = _pos - curMatch2 - 1;
+ }
+
+ #ifdef HASH_ARRAY_3
+ _hash[kHash3Offset + hash3Value] = _pos;
+ if(curMatch3 > matchMinPos)
+ if (_buffer[curMatch3] == cur[0])
+ {
+ if (curMatch3 == curMatch2)
+ offset -= 2;
+ distances[offset++] = maxLen = 3;
+ distances[offset++] = _pos - curMatch3 - 1;
+ curMatch2 = curMatch3;
+ }
+ #endif
+ if (offset != 1 && curMatch2 == curMatch)
+ {
+ offset -= 2;
+ maxLen = kStartMaxLen;
+ }
+ #endif
+
+ _hash[kFixHashSize + hashValue] = _pos;
+
+ CIndex *son = _son;
+
+ #ifdef _HASH_CHAIN
+ son[_cyclicBufferPos] = curMatch;
+ #else
+ CIndex *ptr0 = son + (_cyclicBufferPos << 1) + 1;
+ CIndex *ptr1 = son + (_cyclicBufferPos << 1);
+
+ UInt32 len0, len1;
+ len0 = len1 = kNumHashDirectBytes;
+ #endif
+
+ #if kNumHashDirectBytes != 0
+ if(curMatch > matchMinPos)
+ {
+ if (_buffer[curMatch + kNumHashDirectBytes] != cur[kNumHashDirectBytes])
+ {
+ distances[offset++] = maxLen = kNumHashDirectBytes;
+ distances[offset++] = _pos - curMatch - 1;
+ }
+ }
+ #endif
+ UInt32 count = _cutValue;
+ while(true)
+ {
+ if(curMatch <= matchMinPos || count-- == 0)
+ {
+ #ifndef _HASH_CHAIN
+ *ptr0 = *ptr1 = kEmptyHashValue;
+ #endif
+ break;
+ }
+ UInt32 delta = _pos - curMatch;
+ UInt32 cyclicPos = (delta <= _cyclicBufferPos) ?
+ (_cyclicBufferPos - delta):
+ (_cyclicBufferPos - delta + _cyclicBufferSize);
+ CIndex *pair = son +
+ #ifdef _HASH_CHAIN
+ cyclicPos;
+ #else
+ (cyclicPos << 1);
+ #endif
+
+ // _mm_prefetch((const char *)pair, _MM_HINT_T0);
+
+ const Byte *pb = _buffer + curMatch;
+ UInt32 len =
+ #ifdef _HASH_CHAIN
+ kNumHashDirectBytes;
+ if (pb[maxLen] == cur[maxLen])
+ #else
+ MyMin(len0, len1);
+ #endif
+ if (pb[len] == cur[len])
+ {
+ while(++len != lenLimit)
+ if (pb[len] != cur[len])
+ break;
+ if (maxLen < len)
+ {
+ distances[offset++] = maxLen = len;
+ distances[offset++] = delta - 1;
+ if (len == lenLimit)
+ {
+ #ifndef _HASH_CHAIN
+ *ptr1 = pair[0];
+ *ptr0 = pair[1];
+ #endif
+ break;
+ }
+ }
+ }
+ #ifdef _HASH_CHAIN
+ curMatch = *pair;
+ #else
+ if (pb[len] < cur[len])
+ {
+ *ptr1 = curMatch;
+ ptr1 = pair + 1;
+ curMatch = *ptr1;
+ len1 = len;
+ }
+ else
+ {
+ *ptr0 = curMatch;
+ ptr0 = pair;
+ curMatch = *ptr0;
+ len0 = len;
+ }
+ #endif
+ }
+ distances[0] = offset - 1;
+ if (++_cyclicBufferPos == _cyclicBufferSize)
+ _cyclicBufferPos = 0;
+ RINOK(CLZInWindow::MovePos());
+ if (_pos == kMaxValForNormalize)
+ Normalize();
+ return S_OK;
+}
+
+STDMETHODIMP CMatchFinder::Skip(UInt32 num)
+{
+ do
+ {
+ #ifdef _HASH_CHAIN
+ if (_streamPos - _pos < kNumHashBytes)
+ {
+ RINOK(MovePos());
+ continue;
+ }
+ #else
+ UInt32 lenLimit;
+ if (_pos + _matchMaxLen <= _streamPos)
+ lenLimit = _matchMaxLen;
+ else
+ {
+ lenLimit = _streamPos - _pos;
+ if(lenLimit < kMinMatchCheck)
+ {
+ RINOK(MovePos());
+ continue;
+ }
+ }
+ UInt32 matchMinPos = (_pos > _cyclicBufferSize) ? (_pos - _cyclicBufferSize) : 0;
+ #endif
+ const Byte *cur = _buffer + _pos;
+
+ #ifdef HASH_ARRAY_2
+ UInt32 hash2Value;
+ #ifdef HASH_ARRAY_3
+ UInt32 hash3Value;
+ UInt32 hashValue;
+ HASH_CALC;
+ _hash[kHash3Offset + hash3Value] = _pos;
+ #else
+ UInt32 hashValue;
+ HASH_CALC;
+ #endif
+ _hash[hash2Value] = _pos;
+ #else
+ UInt32 hashValue = Hash(cur);
+ #endif
+
+ UInt32 curMatch = _hash[kFixHashSize + hashValue];
+ _hash[kFixHashSize + hashValue] = _pos;
+
+ #ifdef _HASH_CHAIN
+ _son[_cyclicBufferPos] = curMatch;
+ #else
+ CIndex *son = _son;
+ CIndex *ptr0 = son + (_cyclicBufferPos << 1) + 1;
+ CIndex *ptr1 = son + (_cyclicBufferPos << 1);
+
+ UInt32 len0, len1;
+ len0 = len1 = kNumHashDirectBytes;
+ UInt32 count = _cutValue;
+ while(true)
+ {
+ if(curMatch <= matchMinPos || count-- == 0)
+ {
+ *ptr0 = *ptr1 = kEmptyHashValue;
+ break;
+ }
+
+ UInt32 delta = _pos - curMatch;
+ UInt32 cyclicPos = (delta <= _cyclicBufferPos) ?
+ (_cyclicBufferPos - delta):
+ (_cyclicBufferPos - delta + _cyclicBufferSize);
+ CIndex *pair = son + (cyclicPos << 1);
+
+ // _mm_prefetch((const char *)pair, _MM_HINT_T0);
+
+ const Byte *pb = _buffer + curMatch;
+ UInt32 len = MyMin(len0, len1);
+
+ if (pb[len] == cur[len])
+ {
+ while(++len != lenLimit)
+ if (pb[len] != cur[len])
+ break;
+ if (len == lenLimit)
+ {
+ *ptr1 = pair[0];
+ *ptr0 = pair[1];
+ break;
+ }
+ }
+ if (pb[len] < cur[len])
+ {
+ *ptr1 = curMatch;
+ ptr1 = pair + 1;
+ curMatch = *ptr1;
+ len1 = len;
+ }
+ else
+ {
+ *ptr0 = curMatch;
+ ptr0 = pair;
+ curMatch = *ptr0;
+ len0 = len;
+ }
+ }
+ #endif
+ if (++_cyclicBufferPos == _cyclicBufferSize)
+ _cyclicBufferPos = 0;
+ RINOK(CLZInWindow::MovePos());
+ if (_pos == kMaxValForNormalize)
+ Normalize();
+ }
+ while(--num != 0);
+ return S_OK;
+}
+
+void CMatchFinder::Normalize()
+{
+ UInt32 subValue = _pos - _cyclicBufferSize;
+ CIndex *items = _hash;
+ UInt32 numItems = (_hashSizeSum + _cyclicBufferSize
+ #ifndef _HASH_CHAIN
+ * 2
+ #endif
+ );
+ for (UInt32 i = 0; i < numItems; i++)
+ {
+ UInt32 value = items[i];
+ if (value <= subValue)
+ value = kEmptyHashValue;
+ else
+ value -= subValue;
+ items[i] = value;
+ }
+ ReduceOffsets(subValue);
+}
+
+HRESULT CMatchFinder::MovePos()
+{
+ if (++_cyclicBufferPos == _cyclicBufferSize)
+ _cyclicBufferPos = 0;
+ RINOK(CLZInWindow::MovePos());
+ if (_pos == kMaxValForNormalize)
+ Normalize();
+ return S_OK;
+}
+
+STDMETHODIMP_(Byte) CMatchFinder::GetIndexByte(Int32 index)
+ { return CLZInWindow::GetIndexByte(index); }
+
+STDMETHODIMP_(UInt32) CMatchFinder::GetMatchLen(Int32 index,
+ UInt32 back, UInt32 limit)
+ { return CLZInWindow::GetMatchLen(index, back, limit); }
+
+STDMETHODIMP_(UInt32) CMatchFinder::GetNumAvailableBytes()
+ { return CLZInWindow::GetNumAvailableBytes(); }
+
+STDMETHODIMP_(const Byte *) CMatchFinder::GetPointerToCurrentPos()
+ { return CLZInWindow::GetPointerToCurrentPos(); }
+
+STDMETHODIMP_(Int32) CMatchFinder::NeedChangeBufferPos(UInt32 numCheckBytes)
+ { return CLZInWindow::NeedMove(numCheckBytes) ? 1: 0; }
+
+STDMETHODIMP_(void) CMatchFinder::ChangeBufferPos()
+ { CLZInWindow::MoveBlock();}
+
+#undef HASH_CALC
+#undef kNumHashDirectBytes
+
+}
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/HashChain/HC4.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/HashChain/HC4.h new file mode 100644 index 0000000000..949863be5e --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/HashChain/HC4.h @@ -0,0 +1,19 @@ +// HC4.h
+
+#ifndef __HC4_H
+#define __HC4_H
+
+#define BT_NAMESPACE NHC4
+
+#define HASH_ARRAY_2
+#define HASH_ARRAY_3
+
+#include "HCMain.h"
+
+#undef HASH_ARRAY_2
+#undef HASH_ARRAY_3
+
+#undef BT_NAMESPACE
+
+#endif
+
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/HashChain/HCMain.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/HashChain/HCMain.h new file mode 100644 index 0000000000..fafce39797 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/HashChain/HCMain.h @@ -0,0 +1,6 @@ +// HCMain.h
+
+#define _HASH_CHAIN
+#include "../BinTree/BinTreeMain.h"
+#undef _HASH_CHAIN
+
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/IMatchFinder.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/IMatchFinder.h new file mode 100644 index 0000000000..4bbc14f35a --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/IMatchFinder.h @@ -0,0 +1,33 @@ +// MatchFinders/IMatchFinder.h
+
+#ifndef __IMATCHFINDER_H
+#define __IMATCHFINDER_H
+
+struct IInWindowStream: public IUnknown
+{
+ STDMETHOD(SetStream)(ISequentialInStream *inStream) PURE;
+ STDMETHOD_(void, ReleaseStream)() PURE;
+ STDMETHOD(Init)() PURE;
+ STDMETHOD_(Byte, GetIndexByte)(Int32 index) PURE;
+ STDMETHOD_(UInt32, GetMatchLen)(Int32 index, UInt32 distance, UInt32 limit) PURE;
+ STDMETHOD_(UInt32, GetNumAvailableBytes)() PURE;
+ STDMETHOD_(const Byte *, GetPointerToCurrentPos)() PURE;
+ STDMETHOD_(Int32, NeedChangeBufferPos)(UInt32 numCheckBytes) PURE;
+ STDMETHOD_(void, ChangeBufferPos)() PURE;
+};
+
+struct IMatchFinder: public IInWindowStream
+{
+ STDMETHOD(Create)(UInt32 historySize, UInt32 keepAddBufferBefore,
+ UInt32 matchMaxLen, UInt32 keepAddBufferAfter) PURE;
+ STDMETHOD(GetMatches)(UInt32 *distances) PURE;
+ STDMETHOD(Skip)(UInt32 num) PURE;
+};
+
+struct IMatchFinderSetNumPasses
+{
+ //virtual ~IMatchFinderSetNumPasses(){}
+ virtual void SetNumPasses(UInt32 numPasses) PURE;
+};
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/LZInWindow.cpp b/util/romtool/tools/lzma/C/7zip/Compress/LZ/LZInWindow.cpp new file mode 100644 index 0000000000..a0f791173a --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/LZInWindow.cpp @@ -0,0 +1,105 @@ +// LZInWindow.cpp
+
+#include "StdAfx.h"
+
+#include "LZInWindow.h"
+#include "../../../Common/MyCom.h"
+#include "../../../Common/Alloc.h"
+
+void CLZInWindow::Free()
+{
+ ::BigFree(_bufferBase);
+ _bufferBase = 0;
+}
+
+bool CLZInWindow::Create(UInt32 keepSizeBefore, UInt32 keepSizeAfter, UInt32 keepSizeReserv)
+{
+ _keepSizeBefore = keepSizeBefore;
+ _keepSizeAfter = keepSizeAfter;
+ UInt32 blockSize = keepSizeBefore + keepSizeAfter + keepSizeReserv;
+ if (_bufferBase == 0 || _blockSize != blockSize)
+ {
+ Free();
+ _blockSize = blockSize;
+ if (_blockSize != 0)
+ _bufferBase = (Byte *)::BigAlloc(_blockSize);
+ }
+ _pointerToLastSafePosition = _bufferBase + _blockSize - keepSizeAfter;
+ if (_blockSize == 0)
+ return true;
+ return (_bufferBase != 0);
+}
+
+void CLZInWindow::SetStream(ISequentialInStream *stream)
+{
+ _stream = stream;
+}
+
+HRESULT CLZInWindow::Init()
+{
+ _buffer = _bufferBase;
+ _pos = 0;
+ _streamPos = 0;
+ _streamEndWasReached = false;
+ return ReadBlock();
+}
+
+/*
+void CLZInWindow::ReleaseStream()
+{
+ _stream.Release();
+}
+*/
+
+///////////////////////////////////////////
+// ReadBlock
+
+// In State:
+// (_buffer + _streamPos) <= (_bufferBase + _blockSize)
+// Out State:
+// _posLimit <= _blockSize - _keepSizeAfter;
+// if(_streamEndWasReached == false):
+// _streamPos >= _pos + _keepSizeAfter
+// _posLimit = _streamPos - _keepSizeAfter;
+// else
+//
+
+HRESULT CLZInWindow::ReadBlock()
+{
+ if(_streamEndWasReached)
+ return S_OK;
+ while(true)
+ {
+ UInt32 size = (UInt32)(_bufferBase - _buffer) + _blockSize - _streamPos;
+ if(size == 0)
+ return S_OK;
+ UInt32 numReadBytes;
+ RINOK(_stream->Read(_buffer + _streamPos, size, &numReadBytes));
+ if(numReadBytes == 0)
+ {
+ _posLimit = _streamPos;
+ const Byte *pointerToPostion = _buffer + _posLimit;
+ if(pointerToPostion > _pointerToLastSafePosition)
+ _posLimit = (UInt32)(_pointerToLastSafePosition - _buffer);
+ _streamEndWasReached = true;
+ return S_OK;
+ }
+ _streamPos += numReadBytes;
+ if(_streamPos >= _pos + _keepSizeAfter)
+ {
+ _posLimit = _streamPos - _keepSizeAfter;
+ return S_OK;
+ }
+ }
+}
+
+void CLZInWindow::MoveBlock()
+{
+ UInt32 offset = (UInt32)(_buffer - _bufferBase) + _pos - _keepSizeBefore;
+ // we need one additional byte, since MovePos moves on 1 byte.
+ if (offset > 0)
+ offset--;
+ UInt32 numBytes = (UInt32)(_buffer - _bufferBase) + _streamPos - offset;
+ memmove(_bufferBase, _bufferBase + offset, numBytes);
+ _buffer -= offset;
+}
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/LZInWindow.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/LZInWindow.h new file mode 100644 index 0000000000..87cb8e94fa --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/LZInWindow.h @@ -0,0 +1,87 @@ +// LZInWindow.h
+
+#ifndef __LZ_IN_WINDOW_H
+#define __LZ_IN_WINDOW_H
+
+#include "../../IStream.h"
+
+class CLZInWindow
+{
+ Byte *_bufferBase; // pointer to buffer with data
+ ISequentialInStream *_stream;
+ UInt32 _posLimit; // offset (from _buffer) when new block reading must be done
+ bool _streamEndWasReached; // if (true) then _streamPos shows real end of stream
+ const Byte *_pointerToLastSafePosition;
+protected:
+ Byte *_buffer; // Pointer to virtual Buffer begin
+ UInt32 _blockSize; // Size of Allocated memory block
+ UInt32 _pos; // offset (from _buffer) of curent byte
+ UInt32 _keepSizeBefore; // how many BYTEs must be kept in buffer before _pos
+ UInt32 _keepSizeAfter; // how many BYTEs must be kept buffer after _pos
+ UInt32 _streamPos; // offset (from _buffer) of first not read byte from Stream
+
+ void MoveBlock();
+ HRESULT ReadBlock();
+ void Free();
+public:
+ CLZInWindow(): _bufferBase(0) {}
+ virtual ~CLZInWindow() { Free(); }
+
+ // keepSizeBefore + keepSizeAfter + keepSizeReserv < 4G)
+ bool Create(UInt32 keepSizeBefore, UInt32 keepSizeAfter, UInt32 keepSizeReserv = (1<<17));
+
+ void SetStream(ISequentialInStream *stream);
+ HRESULT Init();
+ // void ReleaseStream();
+
+ Byte *GetBuffer() const { return _buffer; }
+
+ const Byte *GetPointerToCurrentPos() const { return _buffer + _pos; }
+
+ HRESULT MovePos()
+ {
+ _pos++;
+ if (_pos > _posLimit)
+ {
+ const Byte *pointerToPostion = _buffer + _pos;
+ if(pointerToPostion > _pointerToLastSafePosition)
+ MoveBlock();
+ return ReadBlock();
+ }
+ else
+ return S_OK;
+ }
+ Byte GetIndexByte(Int32 index) const { return _buffer[(size_t)_pos + index]; }
+
+ // index + limit have not to exceed _keepSizeAfter;
+ // -2G <= index < 2G
+ UInt32 GetMatchLen(Int32 index, UInt32 distance, UInt32 limit) const
+ {
+ if(_streamEndWasReached)
+ if ((_pos + index) + limit > _streamPos)
+ limit = _streamPos - (_pos + index);
+ distance++;
+ const Byte *pby = _buffer + (size_t)_pos + index;
+ UInt32 i;
+ for(i = 0; i < limit && pby[i] == pby[(size_t)i - distance]; i++);
+ return i;
+ }
+
+ UInt32 GetNumAvailableBytes() const { return _streamPos - _pos; }
+
+ void ReduceOffsets(Int32 subValue)
+ {
+ _buffer += subValue;
+ _posLimit -= subValue;
+ _pos -= subValue;
+ _streamPos -= subValue;
+ }
+
+ bool NeedMove(UInt32 numCheckBytes)
+ {
+ UInt32 reserv = _pointerToLastSafePosition - (_buffer + _pos);
+ return (reserv <= numCheckBytes);
+ }
+};
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZ/StdAfx.h b/util/romtool/tools/lzma/C/7zip/Compress/LZ/StdAfx.h new file mode 100644 index 0000000000..3de038a4ff --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZ/StdAfx.h @@ -0,0 +1,6 @@ +// StdAfx.h
+
+#ifndef __STDAFX_H
+#define __STDAFX_H
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMA.h b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMA.h new file mode 100644 index 0000000000..d53296ee70 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMA.h @@ -0,0 +1,82 @@ +// LZMA.h
+
+#ifndef __LZMA_H
+#define __LZMA_H
+
+namespace NCompress {
+namespace NLZMA {
+
+const UInt32 kNumRepDistances = 4;
+
+const int kNumStates = 12;
+
+const Byte kLiteralNextStates[kNumStates] = {0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 4, 5};
+const Byte kMatchNextStates[kNumStates] = {7, 7, 7, 7, 7, 7, 7, 10, 10, 10, 10, 10};
+const Byte kRepNextStates[kNumStates] = {8, 8, 8, 8, 8, 8, 8, 11, 11, 11, 11, 11};
+const Byte kShortRepNextStates[kNumStates]= {9, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11, 11};
+
+class CState
+{
+public:
+ Byte Index;
+ void Init() { Index = 0; }
+ void UpdateChar() { Index = kLiteralNextStates[Index]; }
+ void UpdateMatch() { Index = kMatchNextStates[Index]; }
+ void UpdateRep() { Index = kRepNextStates[Index]; }
+ void UpdateShortRep() { Index = kShortRepNextStates[Index]; }
+ bool IsCharState() const { return Index < 7; }
+};
+
+const int kNumPosSlotBits = 6;
+const int kDicLogSizeMin = 0;
+const int kDicLogSizeMax = 32;
+const int kDistTableSizeMax = kDicLogSizeMax * 2;
+
+const UInt32 kNumLenToPosStates = 4;
+
+inline UInt32 GetLenToPosState(UInt32 len)
+{
+ len -= 2;
+ if (len < kNumLenToPosStates)
+ return len;
+ return kNumLenToPosStates - 1;
+}
+
+namespace NLength {
+
+const int kNumPosStatesBitsMax = 4;
+const UInt32 kNumPosStatesMax = (1 << kNumPosStatesBitsMax);
+
+const int kNumPosStatesBitsEncodingMax = 4;
+const UInt32 kNumPosStatesEncodingMax = (1 << kNumPosStatesBitsEncodingMax);
+
+const int kNumLowBits = 3;
+const int kNumMidBits = 3;
+const int kNumHighBits = 8;
+const UInt32 kNumLowSymbols = 1 << kNumLowBits;
+const UInt32 kNumMidSymbols = 1 << kNumMidBits;
+const UInt32 kNumSymbolsTotal = kNumLowSymbols + kNumMidSymbols + (1 << kNumHighBits);
+
+}
+
+const UInt32 kMatchMinLen = 2;
+const UInt32 kMatchMaxLen = kMatchMinLen + NLength::kNumSymbolsTotal - 1;
+
+const int kNumAlignBits = 4;
+const UInt32 kAlignTableSize = 1 << kNumAlignBits;
+const UInt32 kAlignMask = (kAlignTableSize - 1);
+
+const UInt32 kStartPosModelIndex = 4;
+const UInt32 kEndPosModelIndex = 14;
+const UInt32 kNumPosModels = kEndPosModelIndex - kStartPosModelIndex;
+
+const UInt32 kNumFullDistances = 1 << (kEndPosModelIndex / 2);
+
+const int kNumLitPosStatesBitsEncodingMax = 4;
+const int kNumLitContextBitsMax = 8;
+
+const int kNumMoveBits = 5;
+
+}}
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMAEncoder.cpp b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMAEncoder.cpp new file mode 100644 index 0000000000..b6a2f7d591 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMAEncoder.cpp @@ -0,0 +1,1564 @@ +// LZMA/Encoder.cpp
+
+#include "StdAfx.h"
+
+#include "../../../Common/Defs.h"
+#include "../../Common/StreamUtils.h"
+
+#include "LZMAEncoder.h"
+
+// for minimal compressing code size define these:
+// #define COMPRESS_MF_BT
+// #define COMPRESS_MF_BT4
+
+#if !defined(COMPRESS_MF_BT) && !defined(COMPRESS_MF_HC)
+#define COMPRESS_MF_BT
+#define COMPRESS_MF_HC
+#endif
+
+#ifdef COMPRESS_MF_BT
+#if !defined(COMPRESS_MF_BT2) && !defined(COMPRESS_MF_BT3) && !defined(COMPRESS_MF_BT4)
+#define COMPRESS_MF_BT2
+#define COMPRESS_MF_BT3
+#define COMPRESS_MF_BT4
+#endif
+#ifdef COMPRESS_MF_BT2
+#include "../LZ/BinTree/BinTree2.h"
+#endif
+#ifdef COMPRESS_MF_BT3
+#include "../LZ/BinTree/BinTree3.h"
+#endif
+#ifdef COMPRESS_MF_BT4
+#include "../LZ/BinTree/BinTree4.h"
+#endif
+#endif
+
+#ifdef COMPRESS_MF_HC
+#include "../LZ/HashChain/HC4.h"
+#endif
+
+#ifdef COMPRESS_MF_MT
+#include "../LZ/MT/MT.h"
+#endif
+
+namespace NCompress {
+namespace NLZMA {
+
+const int kDefaultDictionaryLogSize = 22;
+const UInt32 kNumFastBytesDefault = 0x20;
+
+enum
+{
+ kBT2,
+ kBT3,
+ kBT4,
+ kHC4
+};
+
+static const wchar_t *kMatchFinderIDs[] =
+{
+ L"BT2",
+ L"BT3",
+ L"BT4",
+ L"HC4"
+};
+
+Byte g_FastPos[1 << 11];
+
+class CFastPosInit
+{
+public:
+ CFastPosInit() { Init(); }
+ void Init()
+ {
+ const Byte kFastSlots = 22;
+ int c = 2;
+ g_FastPos[0] = 0;
+ g_FastPos[1] = 1;
+
+ for (Byte slotFast = 2; slotFast < kFastSlots; slotFast++)
+ {
+ UInt32 k = (1 << ((slotFast >> 1) - 1));
+ for (UInt32 j = 0; j < k; j++, c++)
+ g_FastPos[c] = slotFast;
+ }
+ }
+} g_FastPosInit;
+
+
+void CLiteralEncoder2::Encode(NRangeCoder::CEncoder *rangeEncoder, Byte symbol)
+{
+ UInt32 context = 1;
+ int i = 8;
+ do
+ {
+ i--;
+ UInt32 bit = (symbol >> i) & 1;
+ _encoders[context].Encode(rangeEncoder, bit);
+ context = (context << 1) | bit;
+ }
+ while(i != 0);
+}
+
+void CLiteralEncoder2::EncodeMatched(NRangeCoder::CEncoder *rangeEncoder,
+ Byte matchByte, Byte symbol)
+{
+ UInt32 context = 1;
+ int i = 8;
+ do
+ {
+ i--;
+ UInt32 bit = (symbol >> i) & 1;
+ UInt32 matchBit = (matchByte >> i) & 1;
+ _encoders[0x100 + (matchBit << 8) + context].Encode(rangeEncoder, bit);
+ context = (context << 1) | bit;
+ if (matchBit != bit)
+ {
+ while(i != 0)
+ {
+ i--;
+ UInt32 bit = (symbol >> i) & 1;
+ _encoders[context].Encode(rangeEncoder, bit);
+ context = (context << 1) | bit;
+ }
+ break;
+ }
+ }
+ while(i != 0);
+}
+
+UInt32 CLiteralEncoder2::GetPrice(bool matchMode, Byte matchByte, Byte symbol) const
+{
+ UInt32 price = 0;
+ UInt32 context = 1;
+ int i = 8;
+ if (matchMode)
+ {
+ do
+ {
+ i--;
+ UInt32 matchBit = (matchByte >> i) & 1;
+ UInt32 bit = (symbol >> i) & 1;
+ price += _encoders[0x100 + (matchBit << 8) + context].GetPrice(bit);
+ context = (context << 1) | bit;
+ if (matchBit != bit)
+ break;
+ }
+ while (i != 0);
+ }
+ while(i != 0)
+ {
+ i--;
+ UInt32 bit = (symbol >> i) & 1;
+ price += _encoders[context].GetPrice(bit);
+ context = (context << 1) | bit;
+ }
+ return price;
+};
+
+
+namespace NLength {
+
+void CEncoder::Init(UInt32 numPosStates)
+{
+ _choice.Init();
+ _choice2.Init();
+ for (UInt32 posState = 0; posState < numPosStates; posState++)
+ {
+ _lowCoder[posState].Init();
+ _midCoder[posState].Init();
+ }
+ _highCoder.Init();
+}
+
+void CEncoder::Encode(NRangeCoder::CEncoder *rangeEncoder, UInt32 symbol, UInt32 posState)
+{
+ if(symbol < kNumLowSymbols)
+ {
+ _choice.Encode(rangeEncoder, 0);
+ _lowCoder[posState].Encode(rangeEncoder, symbol);
+ }
+ else
+ {
+ _choice.Encode(rangeEncoder, 1);
+ if(symbol < kNumLowSymbols + kNumMidSymbols)
+ {
+ _choice2.Encode(rangeEncoder, 0);
+ _midCoder[posState].Encode(rangeEncoder, symbol - kNumLowSymbols);
+ }
+ else
+ {
+ _choice2.Encode(rangeEncoder, 1);
+ _highCoder.Encode(rangeEncoder, symbol - kNumLowSymbols - kNumMidSymbols);
+ }
+ }
+}
+
+void CEncoder::SetPrices(UInt32 posState, UInt32 numSymbols, UInt32 *prices) const
+{
+ UInt32 a0 = _choice.GetPrice0();
+ UInt32 a1 = _choice.GetPrice1();
+ UInt32 b0 = a1 + _choice2.GetPrice0();
+ UInt32 b1 = a1 + _choice2.GetPrice1();
+ UInt32 i = 0;
+ for (i = 0; i < kNumLowSymbols; i++)
+ {
+ if (i >= numSymbols)
+ return;
+ prices[i] = a0 + _lowCoder[posState].GetPrice(i);
+ }
+ for (; i < kNumLowSymbols + kNumMidSymbols; i++)
+ {
+ if (i >= numSymbols)
+ return;
+ prices[i] = b0 + _midCoder[posState].GetPrice(i - kNumLowSymbols);
+ }
+ for (; i < numSymbols; i++)
+ prices[i] = b1 + _highCoder.GetPrice(i - kNumLowSymbols - kNumMidSymbols);
+}
+
+}
+CEncoder::CEncoder():
+ _numFastBytes(kNumFastBytesDefault),
+ _distTableSize(kDefaultDictionaryLogSize * 2),
+ _posStateBits(2),
+ _posStateMask(4 - 1),
+ _numLiteralPosStateBits(0),
+ _numLiteralContextBits(3),
+ _dictionarySize(1 << kDefaultDictionaryLogSize),
+ _dictionarySizePrev(UInt32(-1)),
+ _numFastBytesPrev(UInt32(-1)),
+ _matchFinderCycles(0),
+ _matchFinderIndex(kBT4),
+ #ifdef COMPRESS_MF_MT
+ _multiThread(false),
+ #endif
+ _writeEndMark(false),
+ setMfPasses(0)
+{
+ // _maxMode = false;
+ _fastMode = false;
+}
+
+HRESULT CEncoder::Create()
+{
+ if (!_rangeEncoder.Create(1 << 20))
+ return E_OUTOFMEMORY;
+ if (!_matchFinder)
+ {
+ switch(_matchFinderIndex)
+ {
+ #ifdef COMPRESS_MF_BT
+ #ifdef COMPRESS_MF_BT2
+ case kBT2:
+ {
+ NBT2::CMatchFinder *mfSpec = new NBT2::CMatchFinder;
+ setMfPasses = mfSpec;
+ _matchFinder = mfSpec;
+ break;
+ }
+ #endif
+ #ifdef COMPRESS_MF_BT3
+ case kBT3:
+ {
+ NBT3::CMatchFinder *mfSpec = new NBT3::CMatchFinder;
+ setMfPasses = mfSpec;
+ _matchFinder = mfSpec;
+ break;
+ }
+ #endif
+ #ifdef COMPRESS_MF_BT4
+ case kBT4:
+ {
+ NBT4::CMatchFinder *mfSpec = new NBT4::CMatchFinder;
+ setMfPasses = mfSpec;
+ _matchFinder = mfSpec;
+ break;
+ }
+ #endif
+ #endif
+
+ #ifdef COMPRESS_MF_HC
+ case kHC4:
+ {
+ NHC4::CMatchFinder *mfSpec = new NHC4::CMatchFinder;
+ setMfPasses = mfSpec;
+ _matchFinder = mfSpec;
+ break;
+ }
+ #endif
+ }
+ if (_matchFinder == 0)
+ return E_OUTOFMEMORY;
+
+ #ifdef COMPRESS_MF_MT
+ if (_multiThread && !(_fastMode && (_matchFinderIndex == kHC4)))
+ {
+ CMatchFinderMT *mfSpec = new CMatchFinderMT;
+ if (mfSpec == 0)
+ return E_OUTOFMEMORY;
+ CMyComPtr<IMatchFinder> mf = mfSpec;
+ RINOK(mfSpec->SetMatchFinder(_matchFinder));
+ _matchFinder.Release();
+ _matchFinder = mf;
+ }
+ #endif
+ }
+
+ if (!_literalEncoder.Create(_numLiteralPosStateBits, _numLiteralContextBits))
+ return E_OUTOFMEMORY;
+
+ if (_dictionarySize == _dictionarySizePrev && _numFastBytesPrev == _numFastBytes)
+ return S_OK;
+ RINOK(_matchFinder->Create(_dictionarySize, kNumOpts, _numFastBytes, kMatchMaxLen + 1)); // actually it's + _numFastBytes - _numFastBytes
+ if (_matchFinderCycles != 0 && setMfPasses != 0)
+ setMfPasses->SetNumPasses(_matchFinderCycles);
+ _dictionarySizePrev = _dictionarySize;
+ _numFastBytesPrev = _numFastBytes;
+ return S_OK;
+}
+
+static bool AreStringsEqual(const wchar_t *base, const wchar_t *testString)
+{
+ while (true)
+ {
+ wchar_t c = *testString;
+ if (c >= 'a' && c <= 'z')
+ c -= 0x20;
+ if (*base != c)
+ return false;
+ if (c == 0)
+ return true;
+ base++;
+ testString++;
+ }
+}
+
+static int FindMatchFinder(const wchar_t *s)
+{
+ for (int m = 0; m < (int)(sizeof(kMatchFinderIDs) / sizeof(kMatchFinderIDs[0])); m++)
+ if (AreStringsEqual(kMatchFinderIDs[m], s))
+ return m;
+ return -1;
+}
+
+STDMETHODIMP CEncoder::SetCoderProperties(const PROPID *propIDs,
+ const PROPVARIANT *properties, UInt32 numProperties)
+{
+ for (UInt32 i = 0; i < numProperties; i++)
+ {
+ const PROPVARIANT &prop = properties[i];
+ switch(propIDs[i])
+ {
+ case NCoderPropID::kNumFastBytes:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ UInt32 numFastBytes = prop.ulVal;
+ if(numFastBytes < 5 || numFastBytes > kMatchMaxLen)
+ return E_INVALIDARG;
+ _numFastBytes = numFastBytes;
+ break;
+ }
+ case NCoderPropID::kMatchFinderCycles:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ _matchFinderCycles = prop.ulVal;
+ break;
+ }
+ case NCoderPropID::kAlgorithm:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ UInt32 maximize = prop.ulVal;
+ _fastMode = (maximize == 0);
+ // _maxMode = (maximize >= 2);
+ break;
+ }
+ case NCoderPropID::kMatchFinder:
+ {
+ if (prop.vt != VT_BSTR)
+ return E_INVALIDARG;
+ int matchFinderIndexPrev = _matchFinderIndex;
+ int m = FindMatchFinder(prop.bstrVal);
+ if (m < 0)
+ return E_INVALIDARG;
+ _matchFinderIndex = m;
+ if (_matchFinder && matchFinderIndexPrev != _matchFinderIndex)
+ {
+ _dictionarySizePrev = (UInt32)-1;
+ ReleaseMatchFinder();
+ }
+ break;
+ }
+ #ifdef COMPRESS_MF_MT
+ case NCoderPropID::kMultiThread:
+ {
+ if (prop.vt != VT_BOOL)
+ return E_INVALIDARG;
+ bool newMultiThread = (prop.boolVal == VARIANT_TRUE);
+ if (newMultiThread != _multiThread)
+ {
+ _dictionarySizePrev = (UInt32)-1;
+ ReleaseMatchFinder();
+ _multiThread = newMultiThread;
+ }
+ break;
+ }
+ case NCoderPropID::kNumThreads:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ bool newMultiThread = (prop.ulVal > 1);
+ if (newMultiThread != _multiThread)
+ {
+ _dictionarySizePrev = (UInt32)-1;
+ ReleaseMatchFinder();
+ _multiThread = newMultiThread;
+ }
+ break;
+ }
+ #endif
+ case NCoderPropID::kDictionarySize:
+ {
+ const int kDicLogSizeMaxCompress = 30;
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ UInt32 dictionarySize = prop.ulVal;
+ if (dictionarySize < UInt32(1 << kDicLogSizeMin) ||
+ dictionarySize > UInt32(1 << kDicLogSizeMaxCompress))
+ return E_INVALIDARG;
+ _dictionarySize = dictionarySize;
+ UInt32 dicLogSize;
+ for(dicLogSize = 0; dicLogSize < (UInt32)kDicLogSizeMaxCompress; dicLogSize++)
+ if (dictionarySize <= (UInt32(1) << dicLogSize))
+ break;
+ _distTableSize = dicLogSize * 2;
+ break;
+ }
+ case NCoderPropID::kPosStateBits:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ UInt32 value = prop.ulVal;
+ if (value > (UInt32)NLength::kNumPosStatesBitsEncodingMax)
+ return E_INVALIDARG;
+ _posStateBits = value;
+ _posStateMask = (1 << _posStateBits) - 1;
+ break;
+ }
+ case NCoderPropID::kLitPosBits:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ UInt32 value = prop.ulVal;
+ if (value > (UInt32)kNumLitPosStatesBitsEncodingMax)
+ return E_INVALIDARG;
+ _numLiteralPosStateBits = value;
+ break;
+ }
+ case NCoderPropID::kLitContextBits:
+ {
+ if (prop.vt != VT_UI4)
+ return E_INVALIDARG;
+ UInt32 value = prop.ulVal;
+ if (value > (UInt32)kNumLitContextBitsMax)
+ return E_INVALIDARG;
+ _numLiteralContextBits = value;
+ break;
+ }
+ case NCoderPropID::kEndMarker:
+ {
+ if (prop.vt != VT_BOOL)
+ return E_INVALIDARG;
+ SetWriteEndMarkerMode(prop.boolVal == VARIANT_TRUE);
+ break;
+ }
+ default:
+ return E_INVALIDARG;
+ }
+ }
+ return S_OK;
+}
+
+STDMETHODIMP CEncoder::WriteCoderProperties(ISequentialOutStream *outStream)
+{
+ const UInt32 kPropSize = 5;
+ Byte properties[kPropSize];
+ properties[0] = (_posStateBits * 5 + _numLiteralPosStateBits) * 9 + _numLiteralContextBits;
+ for (int i = 0; i < 4; i++)
+ properties[1 + i] = Byte(_dictionarySize >> (8 * i));
+ return WriteStream(outStream, properties, kPropSize, NULL);
+}
+
+STDMETHODIMP CEncoder::SetOutStream(ISequentialOutStream *outStream)
+{
+ _rangeEncoder.SetStream(outStream);
+ return S_OK;
+}
+
+STDMETHODIMP CEncoder::ReleaseOutStream()
+{
+ _rangeEncoder.ReleaseStream();
+ return S_OK;
+}
+
+HRESULT CEncoder::Init()
+{
+ CBaseState::Init();
+
+ // RINOK(_matchFinder->Init(inStream));
+ _rangeEncoder.Init();
+
+ for(int i = 0; i < kNumStates; i++)
+ {
+ for (UInt32 j = 0; j <= _posStateMask; j++)
+ {
+ _isMatch[i][j].Init();
+ _isRep0Long[i][j].Init();
+ }
+ _isRep[i].Init();
+ _isRepG0[i].Init();
+ _isRepG1[i].Init();
+ _isRepG2[i].Init();
+ }
+
+ _literalEncoder.Init();
+
+ {
+ for(UInt32 i = 0; i < kNumLenToPosStates; i++)
+ _posSlotEncoder[i].Init();
+ }
+ {
+ for(UInt32 i = 0; i < kNumFullDistances - kEndPosModelIndex; i++)
+ _posEncoders[i].Init();
+ }
+
+ _lenEncoder.Init(1 << _posStateBits);
+ _repMatchLenEncoder.Init(1 << _posStateBits);
+
+ _posAlignEncoder.Init();
+
+ _longestMatchWasFound = false;
+ _optimumEndIndex = 0;
+ _optimumCurrentIndex = 0;
+ _additionalOffset = 0;
+
+ return S_OK;
+}
+
+HRESULT CEncoder::MovePos(UInt32 num)
+{
+ if (num == 0)
+ return S_OK;
+ _additionalOffset += num;
+ return _matchFinder->Skip(num);
+}
+
+UInt32 CEncoder::Backward(UInt32 &backRes, UInt32 cur)
+{
+ _optimumEndIndex = cur;
+ UInt32 posMem = _optimum[cur].PosPrev;
+ UInt32 backMem = _optimum[cur].BackPrev;
+ do
+ {
+ if (_optimum[cur].Prev1IsChar)
+ {
+ _optimum[posMem].MakeAsChar();
+ _optimum[posMem].PosPrev = posMem - 1;
+ if (_optimum[cur].Prev2)
+ {
+ _optimum[posMem - 1].Prev1IsChar = false;
+ _optimum[posMem - 1].PosPrev = _optimum[cur].PosPrev2;
+ _optimum[posMem - 1].BackPrev = _optimum[cur].BackPrev2;
+ }
+ }
+ UInt32 posPrev = posMem;
+ UInt32 backCur = backMem;
+
+ backMem = _optimum[posPrev].BackPrev;
+ posMem = _optimum[posPrev].PosPrev;
+
+ _optimum[posPrev].BackPrev = backCur;
+ _optimum[posPrev].PosPrev = cur;
+ cur = posPrev;
+ }
+ while(cur != 0);
+ backRes = _optimum[0].BackPrev;
+ _optimumCurrentIndex = _optimum[0].PosPrev;
+ return _optimumCurrentIndex;
+}
+
+/*
+Out:
+ (lenRes == 1) && (backRes == 0xFFFFFFFF) means Literal
+*/
+
+HRESULT CEncoder::GetOptimum(UInt32 position, UInt32 &backRes, UInt32 &lenRes)
+{
+ if(_optimumEndIndex != _optimumCurrentIndex)
+ {
+ const COptimal &optimum = _optimum[_optimumCurrentIndex];
+ lenRes = optimum.PosPrev - _optimumCurrentIndex;
+ backRes = optimum.BackPrev;
+ _optimumCurrentIndex = optimum.PosPrev;
+ return S_OK;
+ }
+ _optimumCurrentIndex = _optimumEndIndex = 0;
+
+ UInt32 lenMain, numDistancePairs;
+ if (!_longestMatchWasFound)
+ {
+ RINOK(ReadMatchDistances(lenMain, numDistancePairs));
+ }
+ else
+ {
+ lenMain = _longestMatchLength;
+ numDistancePairs = _numDistancePairs;
+ _longestMatchWasFound = false;
+ }
+
+ const Byte *data = _matchFinder->GetPointerToCurrentPos() - 1;
+ UInt32 numAvailableBytes = _matchFinder->GetNumAvailableBytes() + 1;
+ if (numAvailableBytes < 2)
+ {
+ backRes = (UInt32)(-1);
+ lenRes = 1;
+ return S_OK;
+ }
+ if (numAvailableBytes > kMatchMaxLen)
+ numAvailableBytes = kMatchMaxLen;
+
+ UInt32 reps[kNumRepDistances];
+ UInt32 repLens[kNumRepDistances];
+ UInt32 repMaxIndex = 0;
+ UInt32 i;
+ for(i = 0; i < kNumRepDistances; i++)
+ {
+ reps[i] = _repDistances[i];
+ UInt32 backOffset = reps[i] + 1;
+ if (data[0] != data[(size_t)0 - backOffset] || data[1] != data[(size_t)1 - backOffset])
+ {
+ repLens[i] = 0;
+ continue;
+ }
+ UInt32 lenTest;
+ for (lenTest = 2; lenTest < numAvailableBytes &&
+ data[lenTest] == data[(size_t)lenTest - backOffset]; lenTest++);
+ repLens[i] = lenTest;
+ if (lenTest > repLens[repMaxIndex])
+ repMaxIndex = i;
+ }
+ if(repLens[repMaxIndex] >= _numFastBytes)
+ {
+ backRes = repMaxIndex;
+ lenRes = repLens[repMaxIndex];
+ return MovePos(lenRes - 1);
+ }
+
+ UInt32 *matchDistances = _matchDistances + 1;
+ if(lenMain >= _numFastBytes)
+ {
+ backRes = matchDistances[numDistancePairs - 1] + kNumRepDistances;
+ lenRes = lenMain;
+ return MovePos(lenMain - 1);
+ }
+ Byte currentByte = *data;
+ Byte matchByte = data[(size_t)0 - reps[0] - 1];
+
+ if(lenMain < 2 && currentByte != matchByte && repLens[repMaxIndex] < 2)
+ {
+ backRes = (UInt32)-1;
+ lenRes = 1;
+ return S_OK;
+ }
+
+ _optimum[0].State = _state;
+
+ UInt32 posState = (position & _posStateMask);
+
+ _optimum[1].Price = _isMatch[_state.Index][posState].GetPrice0() +
+ _literalEncoder.GetSubCoder(position, _previousByte)->GetPrice(!_state.IsCharState(), matchByte, currentByte);
+ _optimum[1].MakeAsChar();
+
+ UInt32 matchPrice = _isMatch[_state.Index][posState].GetPrice1();
+ UInt32 repMatchPrice = matchPrice + _isRep[_state.Index].GetPrice1();
+
+ if(matchByte == currentByte)
+ {
+ UInt32 shortRepPrice = repMatchPrice + GetRepLen1Price(_state, posState);
+ if(shortRepPrice < _optimum[1].Price)
+ {
+ _optimum[1].Price = shortRepPrice;
+ _optimum[1].MakeAsShortRep();
+ }
+ }
+ UInt32 lenEnd = ((lenMain >= repLens[repMaxIndex]) ? lenMain : repLens[repMaxIndex]);
+
+ if(lenEnd < 2)
+ {
+ backRes = _optimum[1].BackPrev;
+ lenRes = 1;
+ return S_OK;
+ }
+
+ _optimum[1].PosPrev = 0;
+ for (i = 0; i < kNumRepDistances; i++)
+ _optimum[0].Backs[i] = reps[i];
+
+ UInt32 len = lenEnd;
+ do
+ _optimum[len--].Price = kIfinityPrice;
+ while (len >= 2);
+
+ for(i = 0; i < kNumRepDistances; i++)
+ {
+ UInt32 repLen = repLens[i];
+ if (repLen < 2)
+ continue;
+ UInt32 price = repMatchPrice + GetPureRepPrice(i, _state, posState);
+ do
+ {
+ UInt32 curAndLenPrice = price + _repMatchLenEncoder.GetPrice(repLen - 2, posState);
+ COptimal &optimum = _optimum[repLen];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = 0;
+ optimum.BackPrev = i;
+ optimum.Prev1IsChar = false;
+ }
+ }
+ while(--repLen >= 2);
+ }
+
+ UInt32 normalMatchPrice = matchPrice + _isRep[_state.Index].GetPrice0();
+
+ len = ((repLens[0] >= 2) ? repLens[0] + 1 : 2);
+ if (len <= lenMain)
+ {
+ UInt32 offs = 0;
+ while (len > matchDistances[offs])
+ offs += 2;
+ for(; ; len++)
+ {
+ UInt32 distance = matchDistances[offs + 1];
+ UInt32 curAndLenPrice = normalMatchPrice + GetPosLenPrice(distance, len, posState);
+ COptimal &optimum = _optimum[len];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = 0;
+ optimum.BackPrev = distance + kNumRepDistances;
+ optimum.Prev1IsChar = false;
+ }
+ if (len == matchDistances[offs])
+ {
+ offs += 2;
+ if (offs == numDistancePairs)
+ break;
+ }
+ }
+ }
+
+ UInt32 cur = 0;
+
+ while(true)
+ {
+ cur++;
+ if(cur == lenEnd)
+ {
+ lenRes = Backward(backRes, cur);
+ return S_OK;
+ }
+ UInt32 newLen, numDistancePairs;
+ RINOK(ReadMatchDistances(newLen, numDistancePairs));
+ if(newLen >= _numFastBytes)
+ {
+ _numDistancePairs = numDistancePairs;
+ _longestMatchLength = newLen;
+ _longestMatchWasFound = true;
+ lenRes = Backward(backRes, cur);
+ return S_OK;
+ }
+ position++;
+ COptimal &curOptimum = _optimum[cur];
+ UInt32 posPrev = curOptimum.PosPrev;
+ CState state;
+ if (curOptimum.Prev1IsChar)
+ {
+ posPrev--;
+ if (curOptimum.Prev2)
+ {
+ state = _optimum[curOptimum.PosPrev2].State;
+ if (curOptimum.BackPrev2 < kNumRepDistances)
+ state.UpdateRep();
+ else
+ state.UpdateMatch();
+ }
+ else
+ state = _optimum[posPrev].State;
+ state.UpdateChar();
+ }
+ else
+ state = _optimum[posPrev].State;
+ if (posPrev == cur - 1)
+ {
+ if (curOptimum.IsShortRep())
+ state.UpdateShortRep();
+ else
+ state.UpdateChar();
+ }
+ else
+ {
+ UInt32 pos;
+ if (curOptimum.Prev1IsChar && curOptimum.Prev2)
+ {
+ posPrev = curOptimum.PosPrev2;
+ pos = curOptimum.BackPrev2;
+ state.UpdateRep();
+ }
+ else
+ {
+ pos = curOptimum.BackPrev;
+ if (pos < kNumRepDistances)
+ state.UpdateRep();
+ else
+ state.UpdateMatch();
+ }
+ const COptimal &prevOptimum = _optimum[posPrev];
+ if (pos < kNumRepDistances)
+ {
+ reps[0] = prevOptimum.Backs[pos];
+ UInt32 i;
+ for(i = 1; i <= pos; i++)
+ reps[i] = prevOptimum.Backs[i - 1];
+ for(; i < kNumRepDistances; i++)
+ reps[i] = prevOptimum.Backs[i];
+ }
+ else
+ {
+ reps[0] = (pos - kNumRepDistances);
+ for(UInt32 i = 1; i < kNumRepDistances; i++)
+ reps[i] = prevOptimum.Backs[i - 1];
+ }
+ }
+ curOptimum.State = state;
+ for(UInt32 i = 0; i < kNumRepDistances; i++)
+ curOptimum.Backs[i] = reps[i];
+ UInt32 curPrice = curOptimum.Price;
+ const Byte *data = _matchFinder->GetPointerToCurrentPos() - 1;
+ const Byte currentByte = *data;
+ const Byte matchByte = data[(size_t)0 - reps[0] - 1];
+
+ UInt32 posState = (position & _posStateMask);
+
+ UInt32 curAnd1Price = curPrice +
+ _isMatch[state.Index][posState].GetPrice0() +
+ _literalEncoder.GetSubCoder(position, data[(size_t)0 - 1])->GetPrice(!state.IsCharState(), matchByte, currentByte);
+
+ COptimal &nextOptimum = _optimum[cur + 1];
+
+ bool nextIsChar = false;
+ if (curAnd1Price < nextOptimum.Price)
+ {
+ nextOptimum.Price = curAnd1Price;
+ nextOptimum.PosPrev = cur;
+ nextOptimum.MakeAsChar();
+ nextIsChar = true;
+ }
+
+ UInt32 matchPrice = curPrice + _isMatch[state.Index][posState].GetPrice1();
+ UInt32 repMatchPrice = matchPrice + _isRep[state.Index].GetPrice1();
+
+ if(matchByte == currentByte &&
+ !(nextOptimum.PosPrev < cur && nextOptimum.BackPrev == 0))
+ {
+ UInt32 shortRepPrice = repMatchPrice + GetRepLen1Price(state, posState);
+ if(shortRepPrice <= nextOptimum.Price)
+ {
+ nextOptimum.Price = shortRepPrice;
+ nextOptimum.PosPrev = cur;
+ nextOptimum.MakeAsShortRep();
+ nextIsChar = true;
+ }
+ }
+ /*
+ if(newLen == 2 && matchDistances[2] >= kDistLimit2) // test it maybe set 2000 ?
+ continue;
+ */
+
+ UInt32 numAvailableBytesFull = _matchFinder->GetNumAvailableBytes() + 1;
+ numAvailableBytesFull = MyMin(kNumOpts - 1 - cur, numAvailableBytesFull);
+ UInt32 numAvailableBytes = numAvailableBytesFull;
+
+ if (numAvailableBytes < 2)
+ continue;
+ if (numAvailableBytes > _numFastBytes)
+ numAvailableBytes = _numFastBytes;
+ if (!nextIsChar && matchByte != currentByte) // speed optimization
+ {
+ // try Literal + rep0
+ UInt32 backOffset = reps[0] + 1;
+ UInt32 limit = MyMin(numAvailableBytesFull, _numFastBytes + 1);
+ UInt32 temp;
+ for (temp = 1; temp < limit &&
+ data[temp] == data[(size_t)temp - backOffset]; temp++);
+ UInt32 lenTest2 = temp - 1;
+ if (lenTest2 >= 2)
+ {
+ CState state2 = state;
+ state2.UpdateChar();
+ UInt32 posStateNext = (position + 1) & _posStateMask;
+ UInt32 nextRepMatchPrice = curAnd1Price +
+ _isMatch[state2.Index][posStateNext].GetPrice1() +
+ _isRep[state2.Index].GetPrice1();
+ // for (; lenTest2 >= 2; lenTest2--)
+ {
+ UInt32 offset = cur + 1 + lenTest2;
+ while(lenEnd < offset)
+ _optimum[++lenEnd].Price = kIfinityPrice;
+ UInt32 curAndLenPrice = nextRepMatchPrice + GetRepPrice(
+ 0, lenTest2, state2, posStateNext);
+ COptimal &optimum = _optimum[offset];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = cur + 1;
+ optimum.BackPrev = 0;
+ optimum.Prev1IsChar = true;
+ optimum.Prev2 = false;
+ }
+ }
+ }
+ }
+
+ UInt32 startLen = 2; // speed optimization
+ for(UInt32 repIndex = 0; repIndex < kNumRepDistances; repIndex++)
+ {
+ // UInt32 repLen = _matchFinder->GetMatchLen(0 - 1, reps[repIndex], newLen); // test it;
+ UInt32 backOffset = reps[repIndex] + 1;
+ if (data[0] != data[(size_t)0 - backOffset] ||
+ data[1] != data[(size_t)1 - backOffset])
+ continue;
+ UInt32 lenTest;
+ for (lenTest = 2; lenTest < numAvailableBytes &&
+ data[lenTest] == data[(size_t)lenTest - backOffset]; lenTest++);
+ while(lenEnd < cur + lenTest)
+ _optimum[++lenEnd].Price = kIfinityPrice;
+ UInt32 lenTestTemp = lenTest;
+ UInt32 price = repMatchPrice + GetPureRepPrice(repIndex, state, posState);
+ do
+ {
+ UInt32 curAndLenPrice = price + _repMatchLenEncoder.GetPrice(lenTest - 2, posState);
+ COptimal &optimum = _optimum[cur + lenTest];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = cur;
+ optimum.BackPrev = repIndex;
+ optimum.Prev1IsChar = false;
+ }
+ }
+ while(--lenTest >= 2);
+ lenTest = lenTestTemp;
+
+ if (repIndex == 0)
+ startLen = lenTest + 1;
+
+ // if (_maxMode)
+ {
+ UInt32 lenTest2 = lenTest + 1;
+ UInt32 limit = MyMin(numAvailableBytesFull, lenTest2 + _numFastBytes);
+ for (; lenTest2 < limit &&
+ data[lenTest2] == data[(size_t)lenTest2 - backOffset]; lenTest2++);
+ lenTest2 -= lenTest + 1;
+ if (lenTest2 >= 2)
+ {
+ CState state2 = state;
+ state2.UpdateRep();
+ UInt32 posStateNext = (position + lenTest) & _posStateMask;
+ UInt32 curAndLenCharPrice =
+ price + _repMatchLenEncoder.GetPrice(lenTest - 2, posState) +
+ _isMatch[state2.Index][posStateNext].GetPrice0() +
+ _literalEncoder.GetSubCoder(position + lenTest, data[(size_t)lenTest - 1])->GetPrice(
+ true, data[(size_t)lenTest - backOffset], data[lenTest]);
+ state2.UpdateChar();
+ posStateNext = (position + lenTest + 1) & _posStateMask;
+ UInt32 nextRepMatchPrice = curAndLenCharPrice +
+ _isMatch[state2.Index][posStateNext].GetPrice1() +
+ _isRep[state2.Index].GetPrice1();
+
+ // for(; lenTest2 >= 2; lenTest2--)
+ {
+ UInt32 offset = cur + lenTest + 1 + lenTest2;
+ while(lenEnd < offset)
+ _optimum[++lenEnd].Price = kIfinityPrice;
+ UInt32 curAndLenPrice = nextRepMatchPrice + GetRepPrice(
+ 0, lenTest2, state2, posStateNext);
+ COptimal &optimum = _optimum[offset];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = cur + lenTest + 1;
+ optimum.BackPrev = 0;
+ optimum.Prev1IsChar = true;
+ optimum.Prev2 = true;
+ optimum.PosPrev2 = cur;
+ optimum.BackPrev2 = repIndex;
+ }
+ }
+ }
+ }
+ }
+
+ // for(UInt32 lenTest = 2; lenTest <= newLen; lenTest++)
+ if (newLen > numAvailableBytes)
+ {
+ newLen = numAvailableBytes;
+ for (numDistancePairs = 0; newLen > matchDistances[numDistancePairs]; numDistancePairs += 2);
+ matchDistances[numDistancePairs] = newLen;
+ numDistancePairs += 2;
+ }
+ if (newLen >= startLen)
+ {
+ UInt32 normalMatchPrice = matchPrice + _isRep[state.Index].GetPrice0();
+ while(lenEnd < cur + newLen)
+ _optimum[++lenEnd].Price = kIfinityPrice;
+
+ UInt32 offs = 0;
+ while(startLen > matchDistances[offs])
+ offs += 2;
+ UInt32 curBack = matchDistances[offs + 1];
+ UInt32 posSlot = GetPosSlot2(curBack);
+ for(UInt32 lenTest = /*2*/ startLen; ; lenTest++)
+ {
+ UInt32 curAndLenPrice = normalMatchPrice;
+ UInt32 lenToPosState = GetLenToPosState(lenTest);
+ if (curBack < kNumFullDistances)
+ curAndLenPrice += _distancesPrices[lenToPosState][curBack];
+ else
+ curAndLenPrice += _posSlotPrices[lenToPosState][posSlot] + _alignPrices[curBack & kAlignMask];
+
+ curAndLenPrice += _lenEncoder.GetPrice(lenTest - kMatchMinLen, posState);
+
+ COptimal &optimum = _optimum[cur + lenTest];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = cur;
+ optimum.BackPrev = curBack + kNumRepDistances;
+ optimum.Prev1IsChar = false;
+ }
+
+ if (/*_maxMode && */lenTest == matchDistances[offs])
+ {
+ // Try Match + Literal + Rep0
+ UInt32 backOffset = curBack + 1;
+ UInt32 lenTest2 = lenTest + 1;
+ UInt32 limit = MyMin(numAvailableBytesFull, lenTest2 + _numFastBytes);
+ for (; lenTest2 < limit &&
+ data[lenTest2] == data[(size_t)lenTest2 - backOffset]; lenTest2++);
+ lenTest2 -= lenTest + 1;
+ if (lenTest2 >= 2)
+ {
+ CState state2 = state;
+ state2.UpdateMatch();
+ UInt32 posStateNext = (position + lenTest) & _posStateMask;
+ UInt32 curAndLenCharPrice = curAndLenPrice +
+ _isMatch[state2.Index][posStateNext].GetPrice0() +
+ _literalEncoder.GetSubCoder(position + lenTest, data[(size_t)lenTest - 1])->GetPrice(
+ true, data[(size_t)lenTest - backOffset], data[lenTest]);
+ state2.UpdateChar();
+ posStateNext = (posStateNext + 1) & _posStateMask;
+ UInt32 nextRepMatchPrice = curAndLenCharPrice +
+ _isMatch[state2.Index][posStateNext].GetPrice1() +
+ _isRep[state2.Index].GetPrice1();
+
+ // for(; lenTest2 >= 2; lenTest2--)
+ {
+ UInt32 offset = cur + lenTest + 1 + lenTest2;
+ while(lenEnd < offset)
+ _optimum[++lenEnd].Price = kIfinityPrice;
+ UInt32 curAndLenPrice = nextRepMatchPrice + GetRepPrice(0, lenTest2, state2, posStateNext);
+ COptimal &optimum = _optimum[offset];
+ if (curAndLenPrice < optimum.Price)
+ {
+ optimum.Price = curAndLenPrice;
+ optimum.PosPrev = cur + lenTest + 1;
+ optimum.BackPrev = 0;
+ optimum.Prev1IsChar = true;
+ optimum.Prev2 = true;
+ optimum.PosPrev2 = cur;
+ optimum.BackPrev2 = curBack + kNumRepDistances;
+ }
+ }
+ }
+ offs += 2;
+ if (offs == numDistancePairs)
+ break;
+ curBack = matchDistances[offs + 1];
+ if (curBack >= kNumFullDistances)
+ posSlot = GetPosSlot2(curBack);
+ }
+ }
+ }
+ }
+}
+
+static inline bool ChangePair(UInt32 smallDist, UInt32 bigDist)
+{
+ return ((bigDist >> 7) > smallDist);
+}
+
+
+HRESULT CEncoder::ReadMatchDistances(UInt32 &lenRes, UInt32 &numDistancePairs)
+{
+ lenRes = 0;
+ RINOK(_matchFinder->GetMatches(_matchDistances));
+ numDistancePairs = _matchDistances[0];
+ if (numDistancePairs > 0)
+ {
+ lenRes = _matchDistances[1 + numDistancePairs - 2];
+ if (lenRes == _numFastBytes)
+ lenRes += _matchFinder->GetMatchLen(lenRes - 1, _matchDistances[1 + numDistancePairs - 1],
+ kMatchMaxLen - lenRes);
+ }
+ _additionalOffset++;
+ return S_OK;
+}
+
+HRESULT CEncoder::GetOptimumFast(UInt32 position, UInt32 &backRes, UInt32 &lenRes)
+{
+ UInt32 lenMain, numDistancePairs;
+ if (!_longestMatchWasFound)
+ {
+ RINOK(ReadMatchDistances(lenMain, numDistancePairs));
+ }
+ else
+ {
+ lenMain = _longestMatchLength;
+ numDistancePairs = _numDistancePairs;
+ _longestMatchWasFound = false;
+ }
+
+ const Byte *data = _matchFinder->GetPointerToCurrentPos() - 1;
+ UInt32 numAvailableBytes = _matchFinder->GetNumAvailableBytes() + 1;
+ if (numAvailableBytes > kMatchMaxLen)
+ numAvailableBytes = kMatchMaxLen;
+ if (numAvailableBytes < 2)
+ {
+ backRes = (UInt32)(-1);
+ lenRes = 1;
+ return S_OK;
+ }
+
+ UInt32 repLens[kNumRepDistances];
+ UInt32 repMaxIndex = 0;
+
+ for(UInt32 i = 0; i < kNumRepDistances; i++)
+ {
+ UInt32 backOffset = _repDistances[i] + 1;
+ if (data[0] != data[(size_t)0 - backOffset] || data[1] != data[(size_t)1 - backOffset])
+ {
+ repLens[i] = 0;
+ continue;
+ }
+ UInt32 len;
+ for (len = 2; len < numAvailableBytes && data[len] == data[(size_t)len - backOffset]; len++);
+ if(len >= _numFastBytes)
+ {
+ backRes = i;
+ lenRes = len;
+ return MovePos(lenRes - 1);
+ }
+ repLens[i] = len;
+ if (len > repLens[repMaxIndex])
+ repMaxIndex = i;
+ }
+ UInt32 *matchDistances = _matchDistances + 1;
+ if(lenMain >= _numFastBytes)
+ {
+ backRes = matchDistances[numDistancePairs - 1] + kNumRepDistances;
+ lenRes = lenMain;
+ return MovePos(lenMain - 1);
+ }
+
+ UInt32 backMain = 0;
+ if (lenMain >= 2)
+ {
+ backMain = matchDistances[numDistancePairs - 1];
+ while (numDistancePairs > 2 && lenMain == matchDistances[numDistancePairs - 4] + 1)
+ {
+ if (!ChangePair(matchDistances[numDistancePairs - 3], backMain))
+ break;
+ numDistancePairs -= 2;
+ lenMain = matchDistances[numDistancePairs - 2];
+ backMain = matchDistances[numDistancePairs - 1];
+ }
+ if (lenMain == 2 && backMain >= 0x80)
+ lenMain = 1;
+ }
+
+ if (repLens[repMaxIndex] >= 2)
+ {
+ if (repLens[repMaxIndex] + 1 >= lenMain ||
+ repLens[repMaxIndex] + 2 >= lenMain && (backMain > (1 << 9)) ||
+ repLens[repMaxIndex] + 3 >= lenMain && (backMain > (1 << 15)))
+ {
+ backRes = repMaxIndex;
+ lenRes = repLens[repMaxIndex];
+ return MovePos(lenRes - 1);
+ }
+ }
+
+ if (lenMain >= 2 && numAvailableBytes > 2)
+ {
+ RINOK(ReadMatchDistances(_longestMatchLength, _numDistancePairs));
+ if (_longestMatchLength >= 2)
+ {
+ UInt32 newDistance = matchDistances[_numDistancePairs - 1];
+ if (_longestMatchLength >= lenMain && newDistance < backMain ||
+ _longestMatchLength == lenMain + 1 && !ChangePair(backMain, newDistance) ||
+ _longestMatchLength > lenMain + 1 ||
+ _longestMatchLength + 1 >= lenMain && lenMain >= 3 && ChangePair(newDistance, backMain))
+ {
+ _longestMatchWasFound = true;
+ backRes = UInt32(-1);
+ lenRes = 1;
+ return S_OK;
+ }
+ }
+ data++;
+ numAvailableBytes--;
+ for(UInt32 i = 0; i < kNumRepDistances; i++)
+ {
+ UInt32 backOffset = _repDistances[i] + 1;
+ if (data[1] != data[(size_t)1 - backOffset] || data[2] != data[(size_t)2 - backOffset])
+ {
+ repLens[i] = 0;
+ continue;
+ }
+ UInt32 len;
+ for (len = 2; len < numAvailableBytes && data[len] == data[(size_t)len - backOffset]; len++);
+ if (len + 1 >= lenMain)
+ {
+ _longestMatchWasFound = true;
+ backRes = UInt32(-1);
+ lenRes = 1;
+ return S_OK;
+ }
+ }
+ backRes = backMain + kNumRepDistances;
+ lenRes = lenMain;
+ return MovePos(lenMain - 2);
+ }
+ backRes = UInt32(-1);
+ lenRes = 1;
+ return S_OK;
+}
+
+HRESULT CEncoder::Flush(UInt32 nowPos)
+{
+ ReleaseMFStream();
+ WriteEndMarker(nowPos & _posStateMask);
+ _rangeEncoder.FlushData();
+ return _rangeEncoder.FlushStream();
+}
+
+void CEncoder::WriteEndMarker(UInt32 posState)
+{
+ // This function for writing End Mark for stream version of LZMA.
+ // In current version this feature is not used.
+ if (!_writeEndMark)
+ return;
+
+ _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 1);
+ _isRep[_state.Index].Encode(&_rangeEncoder, 0);
+ _state.UpdateMatch();
+ UInt32 len = kMatchMinLen; // kMatchMaxLen;
+ _lenEncoder.Encode(&_rangeEncoder, len - kMatchMinLen, posState, !_fastMode);
+ UInt32 posSlot = (1 << kNumPosSlotBits) - 1;
+ UInt32 lenToPosState = GetLenToPosState(len);
+ _posSlotEncoder[lenToPosState].Encode(&_rangeEncoder, posSlot);
+ UInt32 footerBits = 30;
+ UInt32 posReduced = (UInt32(1) << footerBits) - 1;
+ _rangeEncoder.EncodeDirectBits(posReduced >> kNumAlignBits, footerBits - kNumAlignBits);
+ _posAlignEncoder.ReverseEncode(&_rangeEncoder, posReduced & kAlignMask);
+}
+
+HRESULT CEncoder::CodeReal(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream,
+ const UInt64 *inSize, const UInt64 *outSize,
+ ICompressProgressInfo *progress)
+{
+ _needReleaseMFStream = false;
+ CCoderReleaser coderReleaser(this);
+ RINOK(SetStreams(inStream, outStream, inSize, outSize));
+ while(true)
+ {
+ UInt64 processedInSize;
+ UInt64 processedOutSize;
+ Int32 finished;
+ RINOK(CodeOneBlock(&processedInSize, &processedOutSize, &finished));
+ if (finished != 0)
+ return S_OK;
+ if (progress != 0)
+ {
+ RINOK(progress->SetRatioInfo(&processedInSize, &processedOutSize));
+ }
+ }
+}
+
+HRESULT CEncoder::SetStreams(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream,
+ const UInt64 *inSize, const UInt64 *outSize)
+{
+ _inStream = inStream;
+ _finished = false;
+ RINOK(Create());
+ RINOK(SetOutStream(outStream));
+ RINOK(Init());
+
+ // CCoderReleaser releaser(this);
+
+ /*
+ if (_matchFinder->GetNumAvailableBytes() == 0)
+ return Flush();
+ */
+
+ if (!_fastMode)
+ {
+ FillDistancesPrices();
+ FillAlignPrices();
+ }
+
+ _lenEncoder.SetTableSize(_numFastBytes + 1 - kMatchMinLen);
+ _lenEncoder.UpdateTables(1 << _posStateBits);
+ _repMatchLenEncoder.SetTableSize(_numFastBytes + 1 - kMatchMinLen);
+ _repMatchLenEncoder.UpdateTables(1 << _posStateBits);
+
+ nowPos64 = 0;
+ return S_OK;
+}
+
+HRESULT CEncoder::CodeOneBlock(UInt64 *inSize, UInt64 *outSize, Int32 *finished)
+{
+ if (_inStream != 0)
+ {
+ RINOK(_matchFinder->SetStream(_inStream));
+ RINOK(_matchFinder->Init());
+ _needReleaseMFStream = true;
+ _inStream = 0;
+ }
+
+
+ *finished = 1;
+ if (_finished)
+ return S_OK;
+ _finished = true;
+
+ if (nowPos64 == 0)
+ {
+ if (_matchFinder->GetNumAvailableBytes() == 0)
+ return Flush(UInt32(nowPos64));
+ UInt32 len, numDistancePairs;
+ RINOK(ReadMatchDistances(len, numDistancePairs));
+ UInt32 posState = UInt32(nowPos64) & _posStateMask;
+ _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 0);
+ _state.UpdateChar();
+ Byte curByte = _matchFinder->GetIndexByte(0 - _additionalOffset);
+ _literalEncoder.GetSubCoder(UInt32(nowPos64), _previousByte)->Encode(&_rangeEncoder, curByte);
+ _previousByte = curByte;
+ _additionalOffset--;
+ nowPos64++;
+ }
+
+ UInt32 nowPos32 = (UInt32)nowPos64;
+ UInt32 progressPosValuePrev = nowPos32;
+
+ if (_matchFinder->GetNumAvailableBytes() == 0)
+ return Flush(nowPos32);
+
+ while(true)
+ {
+ #ifdef _NO_EXCEPTIONS
+ if (_rangeEncoder.Stream.ErrorCode != S_OK)
+ return _rangeEncoder.Stream.ErrorCode;
+ #endif
+ UInt32 pos, len;
+ HRESULT result;
+ if (_fastMode)
+ result = GetOptimumFast(nowPos32, pos, len);
+ else
+ result = GetOptimum(nowPos32, pos, len);
+ RINOK(result);
+
+ UInt32 posState = nowPos32 & _posStateMask;
+ if(len == 1 && pos == 0xFFFFFFFF)
+ {
+ _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 0);
+ Byte curByte = _matchFinder->GetIndexByte(0 - _additionalOffset);
+ CLiteralEncoder2 *subCoder = _literalEncoder.GetSubCoder(nowPos32, _previousByte);
+ if(_state.IsCharState())
+ subCoder->Encode(&_rangeEncoder, curByte);
+ else
+ {
+ Byte matchByte = _matchFinder->GetIndexByte(0 - _repDistances[0] - 1 - _additionalOffset);
+ subCoder->EncodeMatched(&_rangeEncoder, matchByte, curByte);
+ }
+ _state.UpdateChar();
+ _previousByte = curByte;
+ }
+ else
+ {
+ _isMatch[_state.Index][posState].Encode(&_rangeEncoder, 1);
+ if(pos < kNumRepDistances)
+ {
+ _isRep[_state.Index].Encode(&_rangeEncoder, 1);
+ if(pos == 0)
+ {
+ _isRepG0[_state.Index].Encode(&_rangeEncoder, 0);
+ _isRep0Long[_state.Index][posState].Encode(&_rangeEncoder, ((len == 1) ? 0 : 1));
+ }
+ else
+ {
+ UInt32 distance = _repDistances[pos];
+ _isRepG0[_state.Index].Encode(&_rangeEncoder, 1);
+ if (pos == 1)
+ _isRepG1[_state.Index].Encode(&_rangeEncoder, 0);
+ else
+ {
+ _isRepG1[_state.Index].Encode(&_rangeEncoder, 1);
+ _isRepG2[_state.Index].Encode(&_rangeEncoder, pos - 2);
+ if (pos == 3)
+ _repDistances[3] = _repDistances[2];
+ _repDistances[2] = _repDistances[1];
+ }
+ _repDistances[1] = _repDistances[0];
+ _repDistances[0] = distance;
+ }
+ if (len == 1)
+ _state.UpdateShortRep();
+ else
+ {
+ _repMatchLenEncoder.Encode(&_rangeEncoder, len - kMatchMinLen, posState, !_fastMode);
+ _state.UpdateRep();
+ }
+ }
+ else
+ {
+ _isRep[_state.Index].Encode(&_rangeEncoder, 0);
+ _state.UpdateMatch();
+ _lenEncoder.Encode(&_rangeEncoder, len - kMatchMinLen, posState, !_fastMode);
+ pos -= kNumRepDistances;
+ UInt32 posSlot = GetPosSlot(pos);
+ _posSlotEncoder[GetLenToPosState(len)].Encode(&_rangeEncoder, posSlot);
+
+ if (posSlot >= kStartPosModelIndex)
+ {
+ UInt32 footerBits = ((posSlot >> 1) - 1);
+ UInt32 base = ((2 | (posSlot & 1)) << footerBits);
+ UInt32 posReduced = pos - base;
+
+ if (posSlot < kEndPosModelIndex)
+ NRangeCoder::ReverseBitTreeEncode(_posEncoders + base - posSlot - 1,
+ &_rangeEncoder, footerBits, posReduced);
+ else
+ {
+ _rangeEncoder.EncodeDirectBits(posReduced >> kNumAlignBits, footerBits - kNumAlignBits);
+ _posAlignEncoder.ReverseEncode(&_rangeEncoder, posReduced & kAlignMask);
+ _alignPriceCount++;
+ }
+ }
+ _repDistances[3] = _repDistances[2];
+ _repDistances[2] = _repDistances[1];
+ _repDistances[1] = _repDistances[0];
+ _repDistances[0] = pos;
+ _matchPriceCount++;
+ }
+ _previousByte = _matchFinder->GetIndexByte(len - 1 - _additionalOffset);
+ }
+ _additionalOffset -= len;
+ nowPos32 += len;
+ if (_additionalOffset == 0)
+ {
+ if (!_fastMode)
+ {
+ if (_matchPriceCount >= (1 << 7))
+ FillDistancesPrices();
+ if (_alignPriceCount >= kAlignTableSize)
+ FillAlignPrices();
+ }
+ if (_matchFinder->GetNumAvailableBytes() == 0)
+ return Flush(nowPos32);
+ if (nowPos32 - progressPosValuePrev >= (1 << 14))
+ {
+ nowPos64 += nowPos32 - progressPosValuePrev;
+ *inSize = nowPos64;
+ *outSize = _rangeEncoder.GetProcessedSize();
+ _finished = false;
+ *finished = 0;
+ return S_OK;
+ }
+ }
+ }
+}
+
+STDMETHODIMP CEncoder::Code(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+ ICompressProgressInfo *progress)
+{
+ #ifndef _NO_EXCEPTIONS
+ try
+ {
+ #endif
+ return CodeReal(inStream, outStream, inSize, outSize, progress);
+ #ifndef _NO_EXCEPTIONS
+ }
+ catch(const COutBufferException &e) { return e.ErrorCode; }
+ catch(...) { return E_FAIL; }
+ #endif
+}
+
+void CEncoder::FillDistancesPrices()
+{
+ UInt32 tempPrices[kNumFullDistances];
+ for (UInt32 i = kStartPosModelIndex; i < kNumFullDistances; i++)
+ {
+ UInt32 posSlot = GetPosSlot(i);
+ UInt32 footerBits = ((posSlot >> 1) - 1);
+ UInt32 base = ((2 | (posSlot & 1)) << footerBits);
+ tempPrices[i] = NRangeCoder::ReverseBitTreeGetPrice(_posEncoders +
+ base - posSlot - 1, footerBits, i - base);
+ }
+
+ for (UInt32 lenToPosState = 0; lenToPosState < kNumLenToPosStates; lenToPosState++)
+ {
+ UInt32 posSlot;
+ NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumPosSlotBits> &encoder = _posSlotEncoder[lenToPosState];
+ UInt32 *posSlotPrices = _posSlotPrices[lenToPosState];
+ for (posSlot = 0; posSlot < _distTableSize; posSlot++)
+ posSlotPrices[posSlot] = encoder.GetPrice(posSlot);
+ for (posSlot = kEndPosModelIndex; posSlot < _distTableSize; posSlot++)
+ posSlotPrices[posSlot] += ((((posSlot >> 1) - 1) - kNumAlignBits) << NRangeCoder::kNumBitPriceShiftBits);
+
+ UInt32 *distancesPrices = _distancesPrices[lenToPosState];
+ UInt32 i;
+ for (i = 0; i < kStartPosModelIndex; i++)
+ distancesPrices[i] = posSlotPrices[i];
+ for (; i < kNumFullDistances; i++)
+ distancesPrices[i] = posSlotPrices[GetPosSlot(i)] + tempPrices[i];
+ }
+ _matchPriceCount = 0;
+}
+
+void CEncoder::FillAlignPrices()
+{
+ for (UInt32 i = 0; i < kAlignTableSize; i++)
+ _alignPrices[i] = _posAlignEncoder.ReverseGetPrice(i);
+ _alignPriceCount = 0;
+}
+
+}}
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMAEncoder.h b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMAEncoder.h new file mode 100644 index 0000000000..55ac80c07c --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/LZMAEncoder.h @@ -0,0 +1,411 @@ +// LZMA/Encoder.h
+
+#ifndef __LZMA_ENCODER_H
+#define __LZMA_ENCODER_H
+
+#include "../../../Common/MyCom.h"
+#include "../../../Common/Alloc.h"
+#include "../../ICoder.h"
+#include "../LZ/IMatchFinder.h"
+#include "../RangeCoder/RangeCoderBitTree.h"
+
+#include "LZMA.h"
+
+namespace NCompress {
+namespace NLZMA {
+
+typedef NRangeCoder::CBitEncoder<kNumMoveBits> CMyBitEncoder;
+
+class CBaseState
+{
+protected:
+ CState _state;
+ Byte _previousByte;
+ UInt32 _repDistances[kNumRepDistances];
+ void Init()
+ {
+ _state.Init();
+ _previousByte = 0;
+ for(UInt32 i = 0 ; i < kNumRepDistances; i++)
+ _repDistances[i] = 0;
+ }
+};
+
+struct COptimal
+{
+ CState State;
+
+ bool Prev1IsChar;
+ bool Prev2;
+
+ UInt32 PosPrev2;
+ UInt32 BackPrev2;
+
+ UInt32 Price;
+ UInt32 PosPrev; // posNext;
+ UInt32 BackPrev;
+ UInt32 Backs[kNumRepDistances];
+ void MakeAsChar() { BackPrev = UInt32(-1); Prev1IsChar = false; }
+ void MakeAsShortRep() { BackPrev = 0; ; Prev1IsChar = false; }
+ bool IsShortRep() { return (BackPrev == 0); }
+};
+
+
+extern Byte g_FastPos[1 << 11];
+inline UInt32 GetPosSlot(UInt32 pos)
+{
+ if (pos < (1 << 11))
+ return g_FastPos[pos];
+ if (pos < (1 << 21))
+ return g_FastPos[pos >> 10] + 20;
+ return g_FastPos[pos >> 20] + 40;
+}
+
+inline UInt32 GetPosSlot2(UInt32 pos)
+{
+ if (pos < (1 << 17))
+ return g_FastPos[pos >> 6] + 12;
+ if (pos < (1 << 27))
+ return g_FastPos[pos >> 16] + 32;
+ return g_FastPos[pos >> 26] + 52;
+}
+
+const UInt32 kIfinityPrice = 0xFFFFFFF;
+
+const UInt32 kNumOpts = 1 << 12;
+
+
+class CLiteralEncoder2
+{
+ CMyBitEncoder _encoders[0x300];
+public:
+ void Init()
+ {
+ for (int i = 0; i < 0x300; i++)
+ _encoders[i].Init();
+ }
+ void Encode(NRangeCoder::CEncoder *rangeEncoder, Byte symbol);
+ void EncodeMatched(NRangeCoder::CEncoder *rangeEncoder, Byte matchByte, Byte symbol);
+ UInt32 GetPrice(bool matchMode, Byte matchByte, Byte symbol) const;
+};
+
+class CLiteralEncoder
+{
+ CLiteralEncoder2 *_coders;
+ int _numPrevBits;
+ int _numPosBits;
+ UInt32 _posMask;
+public:
+ CLiteralEncoder(): _coders(0) {}
+ ~CLiteralEncoder() { Free(); }
+ void Free()
+ {
+ MyFree(_coders);
+ _coders = 0;
+ }
+ bool Create(int numPosBits, int numPrevBits)
+ {
+ if (_coders == 0 || (numPosBits + numPrevBits) != (_numPrevBits + _numPosBits))
+ {
+ Free();
+ UInt32 numStates = 1 << (numPosBits + numPrevBits);
+ _coders = (CLiteralEncoder2 *)MyAlloc(numStates * sizeof(CLiteralEncoder2));
+ }
+ _numPosBits = numPosBits;
+ _posMask = (1 << numPosBits) - 1;
+ _numPrevBits = numPrevBits;
+ return (_coders != 0);
+ }
+ void Init()
+ {
+ UInt32 numStates = 1 << (_numPrevBits + _numPosBits);
+ for (UInt32 i = 0; i < numStates; i++)
+ _coders[i].Init();
+ }
+ CLiteralEncoder2 *GetSubCoder(UInt32 pos, Byte prevByte)
+ { return &_coders[((pos & _posMask) << _numPrevBits) + (prevByte >> (8 - _numPrevBits))]; }
+};
+
+namespace NLength {
+
+class CEncoder
+{
+ CMyBitEncoder _choice;
+ CMyBitEncoder _choice2;
+ NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumLowBits> _lowCoder[kNumPosStatesEncodingMax];
+ NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumMidBits> _midCoder[kNumPosStatesEncodingMax];
+ NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumHighBits> _highCoder;
+public:
+ void Init(UInt32 numPosStates);
+ void Encode(NRangeCoder::CEncoder *rangeEncoder, UInt32 symbol, UInt32 posState);
+ void SetPrices(UInt32 posState, UInt32 numSymbols, UInt32 *prices) const;
+};
+
+const UInt32 kNumSpecSymbols = kNumLowSymbols + kNumMidSymbols;
+
+class CPriceTableEncoder: public CEncoder
+{
+ UInt32 _prices[kNumPosStatesEncodingMax][kNumSymbolsTotal];
+ UInt32 _tableSize;
+ UInt32 _counters[kNumPosStatesEncodingMax];
+public:
+ void SetTableSize(UInt32 tableSize) { _tableSize = tableSize; }
+ UInt32 GetPrice(UInt32 symbol, UInt32 posState) const { return _prices[posState][symbol]; }
+ void UpdateTable(UInt32 posState)
+ {
+ SetPrices(posState, _tableSize, _prices[posState]);
+ _counters[posState] = _tableSize;
+ }
+ void UpdateTables(UInt32 numPosStates)
+ {
+ for (UInt32 posState = 0; posState < numPosStates; posState++)
+ UpdateTable(posState);
+ }
+ void Encode(NRangeCoder::CEncoder *rangeEncoder, UInt32 symbol, UInt32 posState, bool updatePrice)
+ {
+ CEncoder::Encode(rangeEncoder, symbol, posState);
+ if (updatePrice)
+ if (--_counters[posState] == 0)
+ UpdateTable(posState);
+ }
+};
+
+}
+
+class CEncoder :
+ public ICompressCoder,
+ public ICompressSetOutStream,
+ public ICompressSetCoderProperties,
+ public ICompressWriteCoderProperties,
+ public CBaseState,
+ public CMyUnknownImp
+{
+ COptimal _optimum[kNumOpts];
+ CMyComPtr<IMatchFinder> _matchFinder; // test it
+ NRangeCoder::CEncoder _rangeEncoder;
+
+ CMyBitEncoder _isMatch[kNumStates][NLength::kNumPosStatesEncodingMax];
+ CMyBitEncoder _isRep[kNumStates];
+ CMyBitEncoder _isRepG0[kNumStates];
+ CMyBitEncoder _isRepG1[kNumStates];
+ CMyBitEncoder _isRepG2[kNumStates];
+ CMyBitEncoder _isRep0Long[kNumStates][NLength::kNumPosStatesEncodingMax];
+
+ NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumPosSlotBits> _posSlotEncoder[kNumLenToPosStates];
+
+ CMyBitEncoder _posEncoders[kNumFullDistances - kEndPosModelIndex];
+ NRangeCoder::CBitTreeEncoder<kNumMoveBits, kNumAlignBits> _posAlignEncoder;
+
+ NLength::CPriceTableEncoder _lenEncoder;
+ NLength::CPriceTableEncoder _repMatchLenEncoder;
+
+ CLiteralEncoder _literalEncoder;
+
+ UInt32 _matchDistances[kMatchMaxLen * 2 + 2 + 1];
+
+ bool _fastMode;
+ // bool _maxMode;
+ UInt32 _numFastBytes;
+ UInt32 _longestMatchLength;
+ UInt32 _numDistancePairs;
+
+ UInt32 _additionalOffset;
+
+ UInt32 _optimumEndIndex;
+ UInt32 _optimumCurrentIndex;
+
+ bool _longestMatchWasFound;
+
+ UInt32 _posSlotPrices[kNumLenToPosStates][kDistTableSizeMax];
+
+ UInt32 _distancesPrices[kNumLenToPosStates][kNumFullDistances];
+
+ UInt32 _alignPrices[kAlignTableSize];
+ UInt32 _alignPriceCount;
+
+ UInt32 _distTableSize;
+
+ UInt32 _posStateBits;
+ UInt32 _posStateMask;
+ UInt32 _numLiteralPosStateBits;
+ UInt32 _numLiteralContextBits;
+
+ UInt32 _dictionarySize;
+
+ UInt32 _dictionarySizePrev;
+ UInt32 _numFastBytesPrev;
+
+ UInt32 _matchPriceCount;
+ UInt64 nowPos64;
+ bool _finished;
+ ISequentialInStream *_inStream;
+
+ UInt32 _matchFinderCycles;
+ int _matchFinderIndex;
+ #ifdef COMPRESS_MF_MT
+ bool _multiThread;
+ #endif
+
+ bool _writeEndMark;
+
+ bool _needReleaseMFStream;
+
+ IMatchFinderSetNumPasses *setMfPasses;
+
+ void ReleaseMatchFinder()
+ {
+ setMfPasses = 0;
+ _matchFinder.Release();
+ }
+
+ HRESULT ReadMatchDistances(UInt32 &len, UInt32 &numDistancePairs);
+
+ HRESULT MovePos(UInt32 num);
+ UInt32 GetRepLen1Price(CState state, UInt32 posState) const
+ {
+ return _isRepG0[state.Index].GetPrice0() +
+ _isRep0Long[state.Index][posState].GetPrice0();
+ }
+
+ UInt32 GetPureRepPrice(UInt32 repIndex, CState state, UInt32 posState) const
+ {
+ UInt32 price;
+ if(repIndex == 0)
+ {
+ price = _isRepG0[state.Index].GetPrice0();
+ price += _isRep0Long[state.Index][posState].GetPrice1();
+ }
+ else
+ {
+ price = _isRepG0[state.Index].GetPrice1();
+ if (repIndex == 1)
+ price += _isRepG1[state.Index].GetPrice0();
+ else
+ {
+ price += _isRepG1[state.Index].GetPrice1();
+ price += _isRepG2[state.Index].GetPrice(repIndex - 2);
+ }
+ }
+ return price;
+ }
+ UInt32 GetRepPrice(UInt32 repIndex, UInt32 len, CState state, UInt32 posState) const
+ {
+ return _repMatchLenEncoder.GetPrice(len - kMatchMinLen, posState) +
+ GetPureRepPrice(repIndex, state, posState);
+ }
+ /*
+ UInt32 GetPosLen2Price(UInt32 pos, UInt32 posState) const
+ {
+ if (pos >= kNumFullDistances)
+ return kIfinityPrice;
+ return _distancesPrices[0][pos] + _lenEncoder.GetPrice(0, posState);
+ }
+ UInt32 GetPosLen3Price(UInt32 pos, UInt32 len, UInt32 posState) const
+ {
+ UInt32 price;
+ UInt32 lenToPosState = GetLenToPosState(len);
+ if (pos < kNumFullDistances)
+ price = _distancesPrices[lenToPosState][pos];
+ else
+ price = _posSlotPrices[lenToPosState][GetPosSlot2(pos)] +
+ _alignPrices[pos & kAlignMask];
+ return price + _lenEncoder.GetPrice(len - kMatchMinLen, posState);
+ }
+ */
+ UInt32 GetPosLenPrice(UInt32 pos, UInt32 len, UInt32 posState) const
+ {
+ UInt32 price;
+ UInt32 lenToPosState = GetLenToPosState(len);
+ if (pos < kNumFullDistances)
+ price = _distancesPrices[lenToPosState][pos];
+ else
+ price = _posSlotPrices[lenToPosState][GetPosSlot2(pos)] +
+ _alignPrices[pos & kAlignMask];
+ return price + _lenEncoder.GetPrice(len - kMatchMinLen, posState);
+ }
+
+ UInt32 Backward(UInt32 &backRes, UInt32 cur);
+ HRESULT GetOptimum(UInt32 position, UInt32 &backRes, UInt32 &lenRes);
+ HRESULT GetOptimumFast(UInt32 position, UInt32 &backRes, UInt32 &lenRes);
+
+ void FillDistancesPrices();
+ void FillAlignPrices();
+
+ void ReleaseMFStream()
+ {
+ if (_matchFinder && _needReleaseMFStream)
+ {
+ _matchFinder->ReleaseStream();
+ _needReleaseMFStream = false;
+ }
+ }
+
+ void ReleaseStreams()
+ {
+ ReleaseMFStream();
+ ReleaseOutStream();
+ }
+
+ HRESULT Flush(UInt32 nowPos);
+ class CCoderReleaser
+ {
+ CEncoder *_coder;
+ public:
+ CCoderReleaser(CEncoder *coder): _coder(coder) {}
+ ~CCoderReleaser()
+ {
+ _coder->ReleaseStreams();
+ }
+ };
+ friend class CCoderReleaser;
+
+ void WriteEndMarker(UInt32 posState);
+
+public:
+ CEncoder();
+ void SetWriteEndMarkerMode(bool writeEndMarker)
+ { _writeEndMark= writeEndMarker; }
+
+ HRESULT Create();
+
+ MY_UNKNOWN_IMP3(
+ ICompressSetOutStream,
+ ICompressSetCoderProperties,
+ ICompressWriteCoderProperties
+ )
+
+ HRESULT Init();
+
+ // ICompressCoder interface
+ HRESULT SetStreams(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream,
+ const UInt64 *inSize, const UInt64 *outSize);
+ HRESULT CodeOneBlock(UInt64 *inSize, UInt64 *outSize, Int32 *finished);
+
+ HRESULT CodeReal(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream,
+ const UInt64 *inSize, const UInt64 *outSize,
+ ICompressProgressInfo *progress);
+
+ // ICompressCoder interface
+ STDMETHOD(Code)(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream,
+ const UInt64 *inSize, const UInt64 *outSize,
+ ICompressProgressInfo *progress);
+
+ // ICompressSetCoderProperties2
+ STDMETHOD(SetCoderProperties)(const PROPID *propIDs,
+ const PROPVARIANT *properties, UInt32 numProperties);
+
+ // ICompressWriteCoderProperties
+ STDMETHOD(WriteCoderProperties)(ISequentialOutStream *outStream);
+
+ STDMETHOD(SetOutStream)(ISequentialOutStream *outStream);
+ STDMETHOD(ReleaseOutStream)();
+
+ virtual ~CEncoder() {}
+};
+
+}}
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/LZMA/StdAfx.h b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/StdAfx.h new file mode 100644 index 0000000000..83fdd22d58 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/LZMA/StdAfx.h @@ -0,0 +1,8 @@ +// StdAfx.h
+
+#ifndef __STDAFX_H
+#define __STDAFX_H
+
+#include "../../../Common/MyWindows.h"
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoder.h b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoder.h new file mode 100644 index 0000000000..9828bc4b94 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoder.h @@ -0,0 +1,205 @@ +// Compress/RangeCoder/RangeCoder.h
+
+#ifndef __COMPRESS_RANGECODER_H
+#define __COMPRESS_RANGECODER_H
+
+#include "../../Common/InBuffer.h"
+#include "../../Common/OutBuffer.h"
+
+namespace NCompress {
+namespace NRangeCoder {
+
+const int kNumTopBits = 24;
+const UInt32 kTopValue = (1 << kNumTopBits);
+
+class CEncoder
+{
+ UInt32 _cacheSize;
+ Byte _cache;
+public:
+ UInt64 Low;
+ UInt32 Range;
+ COutBuffer Stream;
+ bool Create(UInt32 bufferSize) { return Stream.Create(bufferSize); }
+
+ void SetStream(ISequentialOutStream *stream) { Stream.SetStream(stream); }
+ void Init()
+ {
+ Stream.Init();
+ Low = 0;
+ Range = 0xFFFFFFFF;
+ _cacheSize = 1;
+ _cache = 0;
+ }
+
+ void FlushData()
+ {
+ // Low += 1;
+ for(int i = 0; i < 5; i++)
+ ShiftLow();
+ }
+
+ HRESULT FlushStream() { return Stream.Flush(); }
+
+ void ReleaseStream() { Stream.ReleaseStream(); }
+
+ void Encode(UInt32 start, UInt32 size, UInt32 total)
+ {
+ Low += start * (Range /= total);
+ Range *= size;
+ while (Range < kTopValue)
+ {
+ Range <<= 8;
+ ShiftLow();
+ }
+ }
+
+ void ShiftLow()
+ {
+ if ((UInt32)Low < (UInt32)0xFF000000 || (int)(Low >> 32) != 0)
+ {
+ Byte temp = _cache;
+ do
+ {
+ Stream.WriteByte((Byte)(temp + (Byte)(Low >> 32)));
+ temp = 0xFF;
+ }
+ while(--_cacheSize != 0);
+ _cache = (Byte)((UInt32)Low >> 24);
+ }
+ _cacheSize++;
+ Low = (UInt32)Low << 8;
+ }
+
+ void EncodeDirectBits(UInt32 value, int numTotalBits)
+ {
+ for (int i = numTotalBits - 1; i >= 0; i--)
+ {
+ Range >>= 1;
+ if (((value >> i) & 1) == 1)
+ Low += Range;
+ if (Range < kTopValue)
+ {
+ Range <<= 8;
+ ShiftLow();
+ }
+ }
+ }
+
+ void EncodeBit(UInt32 size0, UInt32 numTotalBits, UInt32 symbol)
+ {
+ UInt32 newBound = (Range >> numTotalBits) * size0;
+ if (symbol == 0)
+ Range = newBound;
+ else
+ {
+ Low += newBound;
+ Range -= newBound;
+ }
+ while (Range < kTopValue)
+ {
+ Range <<= 8;
+ ShiftLow();
+ }
+ }
+
+ UInt64 GetProcessedSize() { return Stream.GetProcessedSize() + _cacheSize + 4; }
+};
+
+class CDecoder
+{
+public:
+ CInBuffer Stream;
+ UInt32 Range;
+ UInt32 Code;
+ bool Create(UInt32 bufferSize) { return Stream.Create(bufferSize); }
+
+ void Normalize()
+ {
+ while (Range < kTopValue)
+ {
+ Code = (Code << 8) | Stream.ReadByte();
+ Range <<= 8;
+ }
+ }
+
+ void SetStream(ISequentialInStream *stream) { Stream.SetStream(stream); }
+ void Init()
+ {
+ Stream.Init();
+ Code = 0;
+ Range = 0xFFFFFFFF;
+ for(int i = 0; i < 5; i++)
+ Code = (Code << 8) | Stream.ReadByte();
+ }
+
+ void ReleaseStream() { Stream.ReleaseStream(); }
+
+ UInt32 GetThreshold(UInt32 total)
+ {
+ return (Code) / ( Range /= total);
+ }
+
+ void Decode(UInt32 start, UInt32 size)
+ {
+ Code -= start * Range;
+ Range *= size;
+ Normalize();
+ }
+
+ UInt32 DecodeDirectBits(int numTotalBits)
+ {
+ UInt32 range = Range;
+ UInt32 code = Code;
+ UInt32 result = 0;
+ for (int i = numTotalBits; i != 0; i--)
+ {
+ range >>= 1;
+ /*
+ result <<= 1;
+ if (code >= range)
+ {
+ code -= range;
+ result |= 1;
+ }
+ */
+ UInt32 t = (code - range) >> 31;
+ code -= range & (t - 1);
+ result = (result << 1) | (1 - t);
+
+ if (range < kTopValue)
+ {
+ code = (code << 8) | Stream.ReadByte();
+ range <<= 8;
+ }
+ }
+ Range = range;
+ Code = code;
+ return result;
+ }
+
+ UInt32 DecodeBit(UInt32 size0, UInt32 numTotalBits)
+ {
+ UInt32 newBound = (Range >> numTotalBits) * size0;
+ UInt32 symbol;
+ if (Code < newBound)
+ {
+ symbol = 0;
+ Range = newBound;
+ }
+ else
+ {
+ symbol = 1;
+ Code -= newBound;
+ Range -= newBound;
+ }
+ Normalize();
+ return symbol;
+ }
+
+ UInt64 GetProcessedSize() {return Stream.GetProcessedSize(); }
+};
+
+}}
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.cpp b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.cpp new file mode 100644 index 0000000000..8d273c8f93 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.cpp @@ -0,0 +1,80 @@ +// Compress/RangeCoder/RangeCoderBit.cpp
+
+#include "StdAfx.h"
+
+#include "RangeCoderBit.h"
+
+namespace NCompress {
+namespace NRangeCoder {
+
+UInt32 CPriceTables::ProbPrices[kBitModelTotal >> kNumMoveReducingBits];
+static CPriceTables g_PriceTables;
+
+CPriceTables::CPriceTables() { Init(); }
+
+void CPriceTables::Init()
+{
+ const int kNumBits = (kNumBitModelTotalBits - kNumMoveReducingBits);
+ for(int i = kNumBits - 1; i >= 0; i--)
+ {
+ UInt32 start = 1 << (kNumBits - i - 1);
+ UInt32 end = 1 << (kNumBits - i);
+ for (UInt32 j = start; j < end; j++)
+ ProbPrices[j] = (i << kNumBitPriceShiftBits) +
+ (((end - j) << kNumBitPriceShiftBits) >> (kNumBits - i - 1));
+ }
+
+ /*
+ // simplest: bad solution
+ for(UInt32 i = 1; i < (kBitModelTotal >> kNumMoveReducingBits) - 1; i++)
+ ProbPrices[i] = kBitPrice;
+ */
+
+ /*
+ const double kDummyMultMid = (1.0 / kBitPrice) / 2;
+ const double kDummyMultMid = 0;
+ // float solution
+ double ln2 = log(double(2));
+ double lnAll = log(double(kBitModelTotal >> kNumMoveReducingBits));
+ for(UInt32 i = 1; i < (kBitModelTotal >> kNumMoveReducingBits) - 1; i++)
+ ProbPrices[i] = UInt32((fabs(lnAll - log(double(i))) / ln2 + kDummyMultMid) * kBitPrice);
+ */
+
+ /*
+ // experimental, slow, solution:
+ for(UInt32 i = 1; i < (kBitModelTotal >> kNumMoveReducingBits) - 1; i++)
+ {
+ const int kCyclesBits = 5;
+ const UInt32 kCycles = (1 << kCyclesBits);
+
+ UInt32 range = UInt32(-1);
+ UInt32 bitCount = 0;
+ for (UInt32 j = 0; j < kCycles; j++)
+ {
+ range >>= (kNumBitModelTotalBits - kNumMoveReducingBits);
+ range *= i;
+ while(range < (1 << 31))
+ {
+ range <<= 1;
+ bitCount++;
+ }
+ }
+ bitCount <<= kNumBitPriceShiftBits;
+ range -= (1 << 31);
+ for (int k = kNumBitPriceShiftBits - 1; k >= 0; k--)
+ {
+ range <<= 1;
+ if (range > (1 << 31))
+ {
+ bitCount += (1 << k);
+ range -= (1 << 31);
+ }
+ }
+ ProbPrices[i] = (bitCount
+ // + (1 << (kCyclesBits - 1))
+ ) >> kCyclesBits;
+ }
+ */
+}
+
+}}
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.h b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.h new file mode 100644 index 0000000000..64538e6879 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBit.h @@ -0,0 +1,120 @@ +// Compress/RangeCoder/RangeCoderBit.h
+
+#ifndef __COMPRESS_RANGECODER_BIT_H
+#define __COMPRESS_RANGECODER_BIT_H
+
+#include "RangeCoder.h"
+
+namespace NCompress {
+namespace NRangeCoder {
+
+const int kNumBitModelTotalBits = 11;
+const UInt32 kBitModelTotal = (1 << kNumBitModelTotalBits);
+
+const int kNumMoveReducingBits = 2;
+
+const int kNumBitPriceShiftBits = 6;
+const UInt32 kBitPrice = 1 << kNumBitPriceShiftBits;
+
+class CPriceTables
+{
+public:
+ static UInt32 ProbPrices[kBitModelTotal >> kNumMoveReducingBits];
+ static void Init();
+ CPriceTables();
+};
+
+template <int numMoveBits>
+class CBitModel
+{
+public:
+ UInt32 Prob;
+ void UpdateModel(UInt32 symbol)
+ {
+ /*
+ Prob -= (Prob + ((symbol - 1) & ((1 << numMoveBits) - 1))) >> numMoveBits;
+ Prob += (1 - symbol) << (kNumBitModelTotalBits - numMoveBits);
+ */
+ if (symbol == 0)
+ Prob += (kBitModelTotal - Prob) >> numMoveBits;
+ else
+ Prob -= (Prob) >> numMoveBits;
+ }
+public:
+ void Init() { Prob = kBitModelTotal / 2; }
+};
+
+template <int numMoveBits>
+class CBitEncoder: public CBitModel<numMoveBits>
+{
+public:
+ void Encode(CEncoder *encoder, UInt32 symbol)
+ {
+ /*
+ encoder->EncodeBit(this->Prob, kNumBitModelTotalBits, symbol);
+ this->UpdateModel(symbol);
+ */
+ UInt32 newBound = (encoder->Range >> kNumBitModelTotalBits) * this->Prob;
+ if (symbol == 0)
+ {
+ encoder->Range = newBound;
+ this->Prob += (kBitModelTotal - this->Prob) >> numMoveBits;
+ }
+ else
+ {
+ encoder->Low += newBound;
+ encoder->Range -= newBound;
+ this->Prob -= (this->Prob) >> numMoveBits;
+ }
+ if (encoder->Range < kTopValue)
+ {
+ encoder->Range <<= 8;
+ encoder->ShiftLow();
+ }
+ }
+ UInt32 GetPrice(UInt32 symbol) const
+ {
+ return CPriceTables::ProbPrices[
+ (((this->Prob - symbol) ^ ((-(int)symbol))) & (kBitModelTotal - 1)) >> kNumMoveReducingBits];
+ }
+ UInt32 GetPrice0() const { return CPriceTables::ProbPrices[this->Prob >> kNumMoveReducingBits]; }
+ UInt32 GetPrice1() const { return CPriceTables::ProbPrices[(kBitModelTotal - this->Prob) >> kNumMoveReducingBits]; }
+};
+
+
+template <int numMoveBits>
+class CBitDecoder: public CBitModel<numMoveBits>
+{
+public:
+ UInt32 Decode(CDecoder *decoder)
+ {
+ UInt32 newBound = (decoder->Range >> kNumBitModelTotalBits) * this->Prob;
+ if (decoder->Code < newBound)
+ {
+ decoder->Range = newBound;
+ this->Prob += (kBitModelTotal - this->Prob) >> numMoveBits;
+ if (decoder->Range < kTopValue)
+ {
+ decoder->Code = (decoder->Code << 8) | decoder->Stream.ReadByte();
+ decoder->Range <<= 8;
+ }
+ return 0;
+ }
+ else
+ {
+ decoder->Range -= newBound;
+ decoder->Code -= newBound;
+ this->Prob -= (this->Prob) >> numMoveBits;
+ if (decoder->Range < kTopValue)
+ {
+ decoder->Code = (decoder->Code << 8) | decoder->Stream.ReadByte();
+ decoder->Range <<= 8;
+ }
+ return 1;
+ }
+ }
+};
+
+}}
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBitTree.h b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBitTree.h new file mode 100644 index 0000000000..1fa023f3b8 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderBitTree.h @@ -0,0 +1,161 @@ +// Compress/RangeCoder/RangeCoderBitTree.h
+
+#ifndef __COMPRESS_RANGECODER_BIT_TREE_H
+#define __COMPRESS_RANGECODER_BIT_TREE_H
+
+#include "RangeCoderBit.h"
+#include "RangeCoderOpt.h"
+
+namespace NCompress {
+namespace NRangeCoder {
+
+template <int numMoveBits, int NumBitLevels>
+class CBitTreeEncoder
+{
+ CBitEncoder<numMoveBits> Models[1 << NumBitLevels];
+public:
+ void Init()
+ {
+ for(UInt32 i = 1; i < (1 << NumBitLevels); i++)
+ Models[i].Init();
+ }
+ void Encode(CEncoder *rangeEncoder, UInt32 symbol)
+ {
+ UInt32 modelIndex = 1;
+ for (int bitIndex = NumBitLevels; bitIndex != 0 ;)
+ {
+ bitIndex--;
+ UInt32 bit = (symbol >> bitIndex) & 1;
+ Models[modelIndex].Encode(rangeEncoder, bit);
+ modelIndex = (modelIndex << 1) | bit;
+ }
+ };
+ void ReverseEncode(CEncoder *rangeEncoder, UInt32 symbol)
+ {
+ UInt32 modelIndex = 1;
+ for (int i = 0; i < NumBitLevels; i++)
+ {
+ UInt32 bit = symbol & 1;
+ Models[modelIndex].Encode(rangeEncoder, bit);
+ modelIndex = (modelIndex << 1) | bit;
+ symbol >>= 1;
+ }
+ }
+ UInt32 GetPrice(UInt32 symbol) const
+ {
+ symbol |= (1 << NumBitLevels);
+ UInt32 price = 0;
+ while (symbol != 1)
+ {
+ price += Models[symbol >> 1].GetPrice(symbol & 1);
+ symbol >>= 1;
+ }
+ return price;
+ }
+ UInt32 ReverseGetPrice(UInt32 symbol) const
+ {
+ UInt32 price = 0;
+ UInt32 modelIndex = 1;
+ for (int i = NumBitLevels; i != 0; i--)
+ {
+ UInt32 bit = symbol & 1;
+ symbol >>= 1;
+ price += Models[modelIndex].GetPrice(bit);
+ modelIndex = (modelIndex << 1) | bit;
+ }
+ return price;
+ }
+};
+
+template <int numMoveBits, int NumBitLevels>
+class CBitTreeDecoder
+{
+ CBitDecoder<numMoveBits> Models[1 << NumBitLevels];
+public:
+ void Init()
+ {
+ for(UInt32 i = 1; i < (1 << NumBitLevels); i++)
+ Models[i].Init();
+ }
+ UInt32 Decode(CDecoder *rangeDecoder)
+ {
+ UInt32 modelIndex = 1;
+ RC_INIT_VAR
+ for(int bitIndex = NumBitLevels; bitIndex != 0; bitIndex--)
+ {
+ // modelIndex = (modelIndex << 1) + Models[modelIndex].Decode(rangeDecoder);
+ RC_GETBIT(numMoveBits, Models[modelIndex].Prob, modelIndex)
+ }
+ RC_FLUSH_VAR
+ return modelIndex - (1 << NumBitLevels);
+ };
+ UInt32 ReverseDecode(CDecoder *rangeDecoder)
+ {
+ UInt32 modelIndex = 1;
+ UInt32 symbol = 0;
+ RC_INIT_VAR
+ for(int bitIndex = 0; bitIndex < NumBitLevels; bitIndex++)
+ {
+ // UInt32 bit = Models[modelIndex].Decode(rangeDecoder);
+ // modelIndex <<= 1;
+ // modelIndex += bit;
+ // symbol |= (bit << bitIndex);
+ RC_GETBIT2(numMoveBits, Models[modelIndex].Prob, modelIndex, ; , symbol |= (1 << bitIndex))
+ }
+ RC_FLUSH_VAR
+ return symbol;
+ }
+};
+
+template <int numMoveBits>
+void ReverseBitTreeEncode(CBitEncoder<numMoveBits> *Models,
+ CEncoder *rangeEncoder, int NumBitLevels, UInt32 symbol)
+{
+ UInt32 modelIndex = 1;
+ for (int i = 0; i < NumBitLevels; i++)
+ {
+ UInt32 bit = symbol & 1;
+ Models[modelIndex].Encode(rangeEncoder, bit);
+ modelIndex = (modelIndex << 1) | bit;
+ symbol >>= 1;
+ }
+}
+
+template <int numMoveBits>
+UInt32 ReverseBitTreeGetPrice(CBitEncoder<numMoveBits> *Models,
+ UInt32 NumBitLevels, UInt32 symbol)
+{
+ UInt32 price = 0;
+ UInt32 modelIndex = 1;
+ for (int i = NumBitLevels; i != 0; i--)
+ {
+ UInt32 bit = symbol & 1;
+ symbol >>= 1;
+ price += Models[modelIndex].GetPrice(bit);
+ modelIndex = (modelIndex << 1) | bit;
+ }
+ return price;
+}
+
+template <int numMoveBits>
+UInt32 ReverseBitTreeDecode(CBitDecoder<numMoveBits> *Models,
+ CDecoder *rangeDecoder, int NumBitLevels)
+{
+ UInt32 modelIndex = 1;
+ UInt32 symbol = 0;
+ RC_INIT_VAR
+ for(int bitIndex = 0; bitIndex < NumBitLevels; bitIndex++)
+ {
+ // UInt32 bit = Models[modelIndex].Decode(rangeDecoder);
+ // modelIndex <<= 1;
+ // modelIndex += bit;
+ // symbol |= (bit << bitIndex);
+ RC_GETBIT2(numMoveBits, Models[modelIndex].Prob, modelIndex, ; , symbol |= (1 << bitIndex))
+ }
+ RC_FLUSH_VAR
+ return symbol;
+}
+
+}}
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderOpt.h b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderOpt.h new file mode 100644 index 0000000000..829fc83d77 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/RangeCoderOpt.h @@ -0,0 +1,31 @@ +// Compress/RangeCoder/RangeCoderOpt.h
+
+#ifndef __COMPRESS_RANGECODER_OPT_H
+#define __COMPRESS_RANGECODER_OPT_H
+
+#define RC_INIT_VAR \
+ UInt32 range = rangeDecoder->Range; \
+ UInt32 code = rangeDecoder->Code;
+
+#define RC_FLUSH_VAR \
+ rangeDecoder->Range = range; \
+ rangeDecoder->Code = code;
+
+#define RC_NORMALIZE \
+ if (range < NCompress::NRangeCoder::kTopValue) \
+ { code = (code << 8) | rangeDecoder->Stream.ReadByte(); range <<= 8; }
+
+#define RC_GETBIT2(numMoveBits, prob, mi, A0, A1) \
+ { UInt32 bound = (range >> NCompress::NRangeCoder::kNumBitModelTotalBits) * prob; \
+ if (code < bound) \
+ { A0; range = bound; \
+ prob += (NCompress::NRangeCoder::kBitModelTotal - prob) >> numMoveBits; \
+ mi <<= 1; } \
+ else \
+ { A1; range -= bound; code -= bound; prob -= (prob) >> numMoveBits; \
+ mi = (mi + mi) + 1; }} \
+ RC_NORMALIZE
+
+#define RC_GETBIT(numMoveBits, prob, mi) RC_GETBIT2(numMoveBits, prob, mi, ; , ;)
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/StdAfx.h b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/StdAfx.h new file mode 100644 index 0000000000..21c2fd780c --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Compress/RangeCoder/StdAfx.h @@ -0,0 +1,6 @@ +// StdAfx.h
+
+#ifndef __STDAFX_H
+#define __STDAFX_H
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/Decompress/LzmaDecode.c b/util/romtool/tools/lzma/C/7zip/Decompress/LzmaDecode.c new file mode 100644 index 0000000000..21bf40bde0 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Decompress/LzmaDecode.c @@ -0,0 +1,588 @@ +/* + LzmaDecode.c + LZMA Decoder (optimized for Speed version) + + LZMA SDK 4.22 Copyright (c) 1999-2005 Igor Pavlov (2005-06-10) + http://www.7-zip.org/ + + LZMA SDK is licensed under two licenses: + 1) GNU Lesser General Public License (GNU LGPL) + 2) Common Public License (CPL) + It means that you can select one of these two licenses and + follow rules of that license. + + SPECIAL EXCEPTION: + Igor Pavlov, as the author of this Code, expressly permits you to + statically or dynamically link your Code (or bind by name) to the + interfaces of this file without subjecting your linked Code to the + terms of the CPL or GNU LGPL. Any modifications or additions + to this file, however, are subject to the LGPL or CPL terms. +*/ + +#include "LzmaDecode.h" + +#ifndef Byte +#define Byte unsigned char +#endif + +#define kNumTopBits 24 +#define kTopValue ((UInt32)1 << kNumTopBits) + +#define kNumBitModelTotalBits 11 +#define kBitModelTotal (1 << kNumBitModelTotalBits) +#define kNumMoveBits 5 + +#define RC_READ_BYTE (*Buffer++) + +#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \ + { int i; for(i = 0; i < 5; i++) { RC_TEST; Code = (Code << 8) | RC_READ_BYTE; }} + +#ifdef _LZMA_IN_CB + +#define RC_TEST { if (Buffer == BufferLim) \ + { SizeT size; int result = InCallback->Read(InCallback, &Buffer, &size); if (result != LZMA_RESULT_OK) return result; \ + BufferLim = Buffer + size; if (size == 0) return LZMA_RESULT_DATA_ERROR; }} + +#define RC_INIT Buffer = BufferLim = 0; RC_INIT2 + +#else + +#define RC_TEST { if (Buffer == BufferLim) return LZMA_RESULT_DATA_ERROR; } + +#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2 + +#endif + +#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; } + +#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound) +#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits; +#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits; + +#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \ + { UpdateBit0(p); mi <<= 1; A0; } else \ + { UpdateBit1(p); mi = (mi + mi) + 1; A1; } + +#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;) + +#define RangeDecoderBitTreeDecode(probs, numLevels, res) \ + { int i = numLevels; res = 1; \ + do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \ + res -= (1 << numLevels); } + + +#define kNumPosBitsMax 4 +#define kNumPosStatesMax (1 << kNumPosBitsMax) + +#define kLenNumLowBits 3 +#define kLenNumLowSymbols (1 << kLenNumLowBits) +#define kLenNumMidBits 3 +#define kLenNumMidSymbols (1 << kLenNumMidBits) +#define kLenNumHighBits 8 +#define kLenNumHighSymbols (1 << kLenNumHighBits) + +#define LenChoice 0 +#define LenChoice2 (LenChoice + 1) +#define LenLow (LenChoice2 + 1) +#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits)) +#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits)) +#define kNumLenProbs (LenHigh + kLenNumHighSymbols) + + +#define kNumStates 12 +#define kNumLitStates 7 + +#define kStartPosModelIndex 4 +#define kEndPosModelIndex 14 +#define kNumFullDistances (1 << (kEndPosModelIndex >> 1)) + +#define kNumPosSlotBits 6 +#define kNumLenToPosStates 4 + +#define kNumAlignBits 4 +#define kAlignTableSize (1 << kNumAlignBits) + +#define kMatchMinLen 2 + +#define IsMatch 0 +#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax)) +#define IsRepG0 (IsRep + kNumStates) +#define IsRepG1 (IsRepG0 + kNumStates) +#define IsRepG2 (IsRepG1 + kNumStates) +#define IsRep0Long (IsRepG2 + kNumStates) +#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax)) +#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits)) +#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex) +#define LenCoder (Align + kAlignTableSize) +#define RepLenCoder (LenCoder + kNumLenProbs) +#define Literal (RepLenCoder + kNumLenProbs) + +#if Literal != LZMA_BASE_SIZE +StopCompilingDueBUG +#endif + +int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size) +{ + unsigned char prop0; + if (size < LZMA_PROPERTIES_SIZE) + return LZMA_RESULT_DATA_ERROR; + prop0 = propsData[0]; + if (prop0 >= (9 * 5 * 5)) + return LZMA_RESULT_DATA_ERROR; + { + for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5)); + for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9); + propsRes->lc = prop0; + /* + unsigned char remainder = (unsigned char)(prop0 / 9); + propsRes->lc = prop0 % 9; + propsRes->pb = remainder / 5; + propsRes->lp = remainder % 5; + */ + } + + #ifdef _LZMA_OUT_READ + { + int i; + propsRes->DictionarySize = 0; + for (i = 0; i < 4; i++) + propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8); + if (propsRes->DictionarySize == 0) + propsRes->DictionarySize = 1; + } + #endif + return LZMA_RESULT_OK; +} + +#define kLzmaStreamWasFinishedId (-1) + +int LzmaDecode(CLzmaDecoderState *vs, + #ifdef _LZMA_IN_CB + ILzmaInCallback *InCallback, + #else + const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed, + #endif + unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed) +{ + CProb *p = vs->Probs; + SizeT nowPos = 0; + Byte previousByte = 0; + UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1; + UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1; + int lc = vs->Properties.lc; + + #ifdef _LZMA_OUT_READ + + UInt32 Range = vs->Range; + UInt32 Code = vs->Code; + #ifdef _LZMA_IN_CB + const Byte *Buffer = vs->Buffer; + const Byte *BufferLim = vs->BufferLim; + #else + const Byte *Buffer = inStream; + const Byte *BufferLim = inStream + inSize; + #endif + int state = vs->State; + UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3]; + int len = vs->RemainLen; + UInt32 globalPos = vs->GlobalPos; + UInt32 distanceLimit = vs->DistanceLimit; + + Byte *dictionary = vs->Dictionary; + UInt32 dictionarySize = vs->Properties.DictionarySize; + UInt32 dictionaryPos = vs->DictionaryPos; + + Byte tempDictionary[4]; + + #ifndef _LZMA_IN_CB + *inSizeProcessed = 0; + #endif + *outSizeProcessed = 0; + if (len == kLzmaStreamWasFinishedId) + return LZMA_RESULT_OK; + + if (dictionarySize == 0) + { + dictionary = tempDictionary; + dictionarySize = 1; + tempDictionary[0] = vs->TempDictionary[0]; + } + + if (len == kLzmaNeedInitId) + { + { + UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp)); + UInt32 i; + for (i = 0; i < numProbs; i++) + p[i] = kBitModelTotal >> 1; + rep0 = rep1 = rep2 = rep3 = 1; + state = 0; + globalPos = 0; + distanceLimit = 0; + dictionaryPos = 0; + dictionary[dictionarySize - 1] = 0; + #ifdef _LZMA_IN_CB + RC_INIT; + #else + RC_INIT(inStream, inSize); + #endif + } + len = 0; + } + while(len != 0 && nowPos < outSize) + { + UInt32 pos = dictionaryPos - rep0; + if (pos >= dictionarySize) + pos += dictionarySize; + outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos]; + if (++dictionaryPos == dictionarySize) + dictionaryPos = 0; + len--; + } + if (dictionaryPos == 0) + previousByte = dictionary[dictionarySize - 1]; + else + previousByte = dictionary[dictionaryPos - 1]; + + #else /* if !_LZMA_OUT_READ */ + + int state = 0; + UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1; + int len = 0; + const Byte *Buffer; + const Byte *BufferLim; + UInt32 Range; + UInt32 Code; + + #ifndef _LZMA_IN_CB + *inSizeProcessed = 0; + #endif + *outSizeProcessed = 0; + + { + UInt32 i; + UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp)); + for (i = 0; i < numProbs; i++) + p[i] = kBitModelTotal >> 1; + } + + #ifdef _LZMA_IN_CB + RC_INIT; + #else + RC_INIT(inStream, inSize); + #endif + + #endif /* _LZMA_OUT_READ */ + + while(nowPos < outSize) + { + CProb *prob; + UInt32 bound; + int posState = (int)( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + & posStateMask); + + prob = p + IsMatch + (state << kNumPosBitsMax) + posState; + IfBit0(prob) + { + int symbol = 1; + UpdateBit0(prob) + prob = p + Literal + (LZMA_LIT_SIZE * + ((( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + & literalPosMask) << lc) + (previousByte >> (8 - lc)))); + + if (state >= kNumLitStates) + { + int matchByte; + #ifdef _LZMA_OUT_READ + UInt32 pos = dictionaryPos - rep0; + if (pos >= dictionarySize) + pos += dictionarySize; + matchByte = dictionary[pos]; + #else + matchByte = outStream[nowPos - rep0]; + #endif + do + { + int bit; + CProb *probLit; + matchByte <<= 1; + bit = (matchByte & 0x100); + probLit = prob + 0x100 + bit + symbol; + RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break) + } + while (symbol < 0x100); + } + while (symbol < 0x100) + { + CProb *probLit = prob + symbol; + RC_GET_BIT(probLit, symbol) + } + previousByte = (Byte)symbol; + + outStream[nowPos++] = previousByte; + #ifdef _LZMA_OUT_READ + if (distanceLimit < dictionarySize) + distanceLimit++; + + dictionary[dictionaryPos] = previousByte; + if (++dictionaryPos == dictionarySize) + dictionaryPos = 0; + #endif + if (state < 4) state = 0; + else if (state < 10) state -= 3; + else state -= 6; + } + else + { + UpdateBit1(prob); + prob = p + IsRep + state; + IfBit0(prob) + { + UpdateBit0(prob); + rep3 = rep2; + rep2 = rep1; + rep1 = rep0; + state = state < kNumLitStates ? 0 : 3; + prob = p + LenCoder; + } + else + { + UpdateBit1(prob); + prob = p + IsRepG0 + state; + IfBit0(prob) + { + UpdateBit0(prob); + prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState; + IfBit0(prob) + { + #ifdef _LZMA_OUT_READ + UInt32 pos; + #endif + UpdateBit0(prob); + + #ifdef _LZMA_OUT_READ + if (distanceLimit == 0) + #else + if (nowPos == 0) + #endif + return LZMA_RESULT_DATA_ERROR; + + state = state < kNumLitStates ? 9 : 11; + #ifdef _LZMA_OUT_READ + pos = dictionaryPos - rep0; + if (pos >= dictionarySize) + pos += dictionarySize; + previousByte = dictionary[pos]; + dictionary[dictionaryPos] = previousByte; + if (++dictionaryPos == dictionarySize) + dictionaryPos = 0; + #else + previousByte = outStream[nowPos - rep0]; + #endif + outStream[nowPos++] = previousByte; + #ifdef _LZMA_OUT_READ + if (distanceLimit < dictionarySize) + distanceLimit++; + #endif + + continue; + } + else + { + UpdateBit1(prob); + } + } + else + { + UInt32 distance; + UpdateBit1(prob); + prob = p + IsRepG1 + state; + IfBit0(prob) + { + UpdateBit0(prob); + distance = rep1; + } + else + { + UpdateBit1(prob); + prob = p + IsRepG2 + state; + IfBit0(prob) + { + UpdateBit0(prob); + distance = rep2; + } + else + { + UpdateBit1(prob); + distance = rep3; + rep3 = rep2; + } + rep2 = rep1; + } + rep1 = rep0; + rep0 = distance; + } + state = state < kNumLitStates ? 8 : 11; + prob = p + RepLenCoder; + } + { + int numBits, offset; + CProb *probLen = prob + LenChoice; + IfBit0(probLen) + { + UpdateBit0(probLen); + probLen = prob + LenLow + (posState << kLenNumLowBits); + offset = 0; + numBits = kLenNumLowBits; + } + else + { + UpdateBit1(probLen); + probLen = prob + LenChoice2; + IfBit0(probLen) + { + UpdateBit0(probLen); + probLen = prob + LenMid + (posState << kLenNumMidBits); + offset = kLenNumLowSymbols; + numBits = kLenNumMidBits; + } + else + { + UpdateBit1(probLen); + probLen = prob + LenHigh; + offset = kLenNumLowSymbols + kLenNumMidSymbols; + numBits = kLenNumHighBits; + } + } + RangeDecoderBitTreeDecode(probLen, numBits, len); + len += offset; + } + + if (state < 4) + { + int posSlot; + state += kNumLitStates; + prob = p + PosSlot + + ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) << + kNumPosSlotBits); + RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot); + if (posSlot >= kStartPosModelIndex) + { + int numDirectBits = ((posSlot >> 1) - 1); + rep0 = (2 | ((UInt32)posSlot & 1)); + if (posSlot < kEndPosModelIndex) + { + rep0 <<= numDirectBits; + prob = p + SpecPos + rep0 - posSlot - 1; + } + else + { + numDirectBits -= kNumAlignBits; + do + { + RC_NORMALIZE + Range >>= 1; + rep0 <<= 1; + if (Code >= Range) + { + Code -= Range; + rep0 |= 1; + } + } + while (--numDirectBits != 0); + prob = p + Align; + rep0 <<= kNumAlignBits; + numDirectBits = kNumAlignBits; + } + { + int i = 1; + int mi = 1; + do + { + CProb *prob3 = prob + mi; + RC_GET_BIT2(prob3, mi, ; , rep0 |= i); + i <<= 1; + } + while(--numDirectBits != 0); + } + } + else + rep0 = posSlot; + if (++rep0 == (UInt32)(0)) + { + /* it's for stream version */ + len = kLzmaStreamWasFinishedId; + break; + } + } + + len += kMatchMinLen; + #ifdef _LZMA_OUT_READ + if (rep0 > distanceLimit) + #else + if (rep0 > nowPos) + #endif + return LZMA_RESULT_DATA_ERROR; + + #ifdef _LZMA_OUT_READ + if (dictionarySize - distanceLimit > (UInt32)len) + distanceLimit += len; + else + distanceLimit = dictionarySize; + #endif + + do + { + #ifdef _LZMA_OUT_READ + UInt32 pos = dictionaryPos - rep0; + if (pos >= dictionarySize) + pos += dictionarySize; + previousByte = dictionary[pos]; + dictionary[dictionaryPos] = previousByte; + if (++dictionaryPos == dictionarySize) + dictionaryPos = 0; + #else + previousByte = outStream[nowPos - rep0]; + #endif + len--; + outStream[nowPos++] = previousByte; + } + while(len != 0 && nowPos < outSize); + } + } + RC_NORMALIZE; + + #ifdef _LZMA_OUT_READ + vs->Range = Range; + vs->Code = Code; + vs->DictionaryPos = dictionaryPos; + vs->GlobalPos = globalPos + (UInt32)nowPos; + vs->DistanceLimit = distanceLimit; + vs->Reps[0] = rep0; + vs->Reps[1] = rep1; + vs->Reps[2] = rep2; + vs->Reps[3] = rep3; + vs->State = state; + vs->RemainLen = len; + vs->TempDictionary[0] = tempDictionary[0]; + #endif + + #ifdef _LZMA_IN_CB + vs->Buffer = Buffer; + vs->BufferLim = BufferLim; + #else + *inSizeProcessed = (SizeT)(Buffer - inStream); + #endif + *outSizeProcessed = nowPos; + return LZMA_RESULT_OK; +} diff --git a/util/romtool/tools/lzma/C/7zip/Decompress/LzmaDecode.h b/util/romtool/tools/lzma/C/7zip/Decompress/LzmaDecode.h new file mode 100644 index 0000000000..213062af12 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/Decompress/LzmaDecode.h @@ -0,0 +1,131 @@ +/* + LzmaDecode.h + LZMA Decoder interface + + LZMA SDK 4.21 Copyright (c) 1999-2005 Igor Pavlov (2005-06-08) + http://www.7-zip.org/ + + LZMA SDK is licensed under two licenses: + 1) GNU Lesser General Public License (GNU LGPL) + 2) Common Public License (CPL) + It means that you can select one of these two licenses and + follow rules of that license. + + SPECIAL EXCEPTION: + Igor Pavlov, as the author of this code, expressly permits you to + statically or dynamically link your code (or bind by name) to the + interfaces of this file without subjecting your linked code to the + terms of the CPL or GNU LGPL. Any modifications or additions + to this file, however, are subject to the LGPL or CPL terms. +*/ + +#ifndef __LZMADECODE_H +#define __LZMADECODE_H + +/* #define _LZMA_IN_CB */ +/* Use callback for input data */ + +/* #define _LZMA_OUT_READ */ +/* Use read function for output data */ + +/* #define _LZMA_PROB32 */ +/* It can increase speed on some 32-bit CPUs, + but memory usage will be doubled in that case */ + +/* #define _LZMA_LOC_OPT */ +/* Enable local speed optimizations inside code */ + +/* #define _LZMA_SYSTEM_SIZE_T */ +/* Use system's size_t. You can use it to enable 64-bit sizes supporting*/ + +#ifndef UInt32 +#ifdef _LZMA_UINT32_IS_ULONG +#define UInt32 unsigned long +#else +#define UInt32 unsigned int +#endif +#endif + +#ifndef SizeT +#ifdef _LZMA_SYSTEM_SIZE_T +#include <stddef.h> +#define SizeT size_t +#else +#define SizeT UInt32 +#endif +#endif + +#ifdef _LZMA_PROB32 +#define CProb UInt32 +#else +#define CProb unsigned short +#endif + +#define LZMA_RESULT_OK 0 +#define LZMA_RESULT_DATA_ERROR 1 + +#ifdef _LZMA_IN_CB +typedef struct _ILzmaInCallback +{ + int (*Read)(void *object, const unsigned char **buffer, SizeT *bufferSize); +} ILzmaInCallback; +#endif + +#define LZMA_BASE_SIZE 1846 +#define LZMA_LIT_SIZE 768 + +#define LZMA_PROPERTIES_SIZE 5 + +typedef struct _CLzmaProperties +{ + int lc; + int lp; + int pb; + #ifdef _LZMA_OUT_READ + UInt32 DictionarySize; + #endif +}CLzmaProperties; + +int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size); + +#define LzmaGetNumProbs(Properties) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((Properties)->lc + (Properties)->lp))) + +#define kLzmaNeedInitId (-2) + +typedef struct _CLzmaDecoderState +{ + CLzmaProperties Properties; + CProb *Probs; + + #ifdef _LZMA_IN_CB + const unsigned char *Buffer; + const unsigned char *BufferLim; + #endif + + #ifdef _LZMA_OUT_READ + unsigned char *Dictionary; + UInt32 Range; + UInt32 Code; + UInt32 DictionaryPos; + UInt32 GlobalPos; + UInt32 DistanceLimit; + UInt32 Reps[4]; + int State; + int RemainLen; + unsigned char TempDictionary[4]; + #endif +} CLzmaDecoderState; + +#ifdef _LZMA_OUT_READ +#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; } +#endif + +int LzmaDecode(CLzmaDecoderState *vs, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback, + #else + const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed, + #endif + unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed); + +#endif diff --git a/util/romtool/tools/lzma/C/7zip/ICoder.h b/util/romtool/tools/lzma/C/7zip/ICoder.h new file mode 100644 index 0000000000..508dac3fd0 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/ICoder.h @@ -0,0 +1,163 @@ +// ICoder.h
+
+#ifndef __ICODER_H
+#define __ICODER_H
+
+#include "IStream.h"
+
+// "23170F69-40C1-278A-0000-000400xx0000"
+#define CODER_INTERFACE(i, x) \
+DEFINE_GUID(IID_ ## i, \
+0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x04, 0x00, x, 0x00, 0x00); \
+struct i: public IUnknown
+
+CODER_INTERFACE(ICompressProgressInfo, 0x04)
+{
+ STDMETHOD(SetRatioInfo)(const UInt64 *inSize, const UInt64 *outSize) PURE;
+};
+
+CODER_INTERFACE(ICompressCoder, 0x05)
+{
+ STDMETHOD(Code)(ISequentialInStream *inStream,
+ ISequentialOutStream *outStream,
+ const UInt64 *inSize,
+ const UInt64 *outSize,
+ ICompressProgressInfo *progress) PURE;
+};
+
+CODER_INTERFACE(ICompressCoder2, 0x18)
+{
+ STDMETHOD(Code)(ISequentialInStream **inStreams,
+ const UInt64 **inSizes,
+ UInt32 numInStreams,
+ ISequentialOutStream **outStreams,
+ const UInt64 **outSizes,
+ UInt32 numOutStreams,
+ ICompressProgressInfo *progress) PURE;
+};
+
+namespace NCoderPropID
+{
+ enum EEnum
+ {
+ kDictionarySize = 0x400,
+ kUsedMemorySize,
+ kOrder,
+ kPosStateBits = 0x440,
+ kLitContextBits,
+ kLitPosBits,
+ kNumFastBytes = 0x450,
+ kMatchFinder,
+ kMatchFinderCycles,
+ kNumPasses = 0x460,
+ kAlgorithm = 0x470,
+ kMultiThread = 0x480,
+ kNumThreads,
+ kEndMarker = 0x490
+ };
+}
+
+CODER_INTERFACE(ICompressSetCoderProperties, 0x20)
+{
+ STDMETHOD(SetCoderProperties)(const PROPID *propIDs,
+ const PROPVARIANT *properties, UInt32 numProperties) PURE;
+};
+
+/*
+CODER_INTERFACE(ICompressSetCoderProperties, 0x21)
+{
+ STDMETHOD(SetDecoderProperties)(ISequentialInStream *inStream) PURE;
+};
+*/
+
+CODER_INTERFACE(ICompressSetDecoderProperties2, 0x22)
+{
+ STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size) PURE;
+};
+
+CODER_INTERFACE(ICompressWriteCoderProperties, 0x23)
+{
+ STDMETHOD(WriteCoderProperties)(ISequentialOutStream *outStreams) PURE;
+};
+
+CODER_INTERFACE(ICompressGetInStreamProcessedSize, 0x24)
+{
+ STDMETHOD(GetInStreamProcessedSize)(UInt64 *value) PURE;
+};
+
+CODER_INTERFACE(ICompressSetCoderMt, 0x25)
+{
+ STDMETHOD(SetNumberOfThreads)(UInt32 numThreads) PURE;
+};
+
+CODER_INTERFACE(ICompressGetSubStreamSize, 0x30)
+{
+ STDMETHOD(GetSubStreamSize)(UInt64 subStream, UInt64 *value) PURE;
+};
+
+CODER_INTERFACE(ICompressSetInStream, 0x31)
+{
+ STDMETHOD(SetInStream)(ISequentialInStream *inStream) PURE;
+ STDMETHOD(ReleaseInStream)() PURE;
+};
+
+CODER_INTERFACE(ICompressSetOutStream, 0x32)
+{
+ STDMETHOD(SetOutStream)(ISequentialOutStream *outStream) PURE;
+ STDMETHOD(ReleaseOutStream)() PURE;
+};
+
+CODER_INTERFACE(ICompressSetInStreamSize, 0x33)
+{
+ STDMETHOD(SetInStreamSize)(const UInt64 *inSize) PURE;
+};
+
+CODER_INTERFACE(ICompressSetOutStreamSize, 0x34)
+{
+ STDMETHOD(SetOutStreamSize)(const UInt64 *outSize) PURE;
+};
+
+CODER_INTERFACE(ICompressFilter, 0x40)
+{
+ STDMETHOD(Init)() PURE;
+ STDMETHOD_(UInt32, Filter)(Byte *data, UInt32 size) PURE;
+ // Filter return outSize (UInt32)
+ // if (outSize <= size): Filter have converted outSize bytes
+ // if (outSize > size): Filter have not converted anything.
+ // and it needs at least outSize bytes to convert one block
+ // (it's for crypto block algorithms).
+};
+
+CODER_INTERFACE(ICryptoProperties, 0x80)
+{
+ STDMETHOD(SetKey)(const Byte *data, UInt32 size) PURE;
+ STDMETHOD(SetInitVector)(const Byte *data, UInt32 size) PURE;
+};
+
+CODER_INTERFACE(ICryptoSetPassword, 0x90)
+{
+ STDMETHOD(CryptoSetPassword)(const Byte *data, UInt32 size) PURE;
+};
+
+CODER_INTERFACE(ICryptoSetCRC, 0xA0)
+{
+ STDMETHOD(CryptoSetCRC)(UInt32 crc) PURE;
+};
+
+//////////////////////
+// It's for DLL file
+namespace NMethodPropID
+{
+ enum EEnum
+ {
+ kID,
+ kName,
+ kDecoder,
+ kEncoder,
+ kInStreams,
+ kOutStreams,
+ kDescription
+ };
+}
+
+#endif
diff --git a/util/romtool/tools/lzma/C/7zip/IStream.h b/util/romtool/tools/lzma/C/7zip/IStream.h new file mode 100644 index 0000000000..d92b89aa70 --- /dev/null +++ b/util/romtool/tools/lzma/C/7zip/IStream.h @@ -0,0 +1,62 @@ +// IStream.h
+
+#ifndef __ISTREAM_H
+#define __ISTREAM_H
+
+#include "../Common/MyUnknown.h"
+#include "../Common/Types.h"
+
+// "23170F69-40C1-278A-0000-000300xx0000"
+
+#define STREAM_INTERFACE_SUB(i, b, x) \
+DEFINE_GUID(IID_ ## i, \
+0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x03, 0x00, x, 0x00, 0x00); \
+struct i: public b
+
+#define STREAM_INTERFACE(i, x) STREAM_INTERFACE_SUB(i, IUnknown, x)
+
+STREAM_INTERFACE(ISequentialInStream, 0x01)
+{
+ STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize) PURE;
+ /*
+ Out: if size != 0, return_value = S_OK and (*processedSize == 0),
+ then there are no more bytes in stream.
+ if (size > 0) && there are bytes in stream,
+ this function must read at least 1 byte.
+ This function is allowed to read less than number of remaining bytes in stream.
+ You must call Read function in loop, if you need exact amount of data
+ */
+};
+
+STREAM_INTERFACE(ISequentialOutStream, 0x02)
+{
+ STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize) PURE;
+ /*
+ if (size > 0) this function must write at least 1 byte.
+ This function is allowed to write less than "size".
+ You must call Write function in loop, if you need to write exact amount of data
+ */
+};
+
+STREAM_INTERFACE_SUB(IInStream, ISequentialInStream, 0x03)
+{
+ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) PURE;
+};
+
+STREAM_INTERFACE_SUB(IOutStream, ISequentialOutStream, 0x04)
+{
+ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) PURE;
+ STDMETHOD(SetSize)(Int64 newSize) PURE;
+};
+
+STREAM_INTERFACE(IStreamGetSize, 0x06)
+{
+ STDMETHOD(GetSize)(UInt64 *size) PURE;
+};
+
+STREAM_INTERFACE(IOutStreamFlush, 0x07)
+{
+ STDMETHOD(Flush)() PURE;
+};
+
+#endif
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