1 files changed, 0 insertions, 257 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Archive/MslzHandler.cpp b/src/libs/7zip/win/CPP/7zip/Archive/MslzHandler.cpp
deleted file mode 100644
index 67495e765..000000000
--- a/src/libs/7zip/win/CPP/7zip/Archive/MslzHandler.cpp
+++ /dev/null
@@ -1,257 +0,0 @@
-// MslzHandler.cpp
-
-#include "StdAfx.h"
-
-#include "../../../C/CpuArch.h"
-
-#include "Common/ComTry.h"
-#include "Common/MyString.h"
-
-#include "Windows/PropVariant.h"
-
-#include "../Common/InBuffer.h"
-#include "../Common/ProgressUtils.h"
-#include "../Common/RegisterArc.h"
-#include "../Common/StreamUtils.h"
-
-#include "Common/DummyOutStream.h"
-
-namespace NArchive {
-namespace NMslz {
-
-class CHandler:
-  public IInArchive,
-  public CMyUnknownImp
-{
-  CMyComPtr<IInStream> _stream;
-  UInt32 _size;
-  UInt64 _packSize;
-  UString _name;
-public:
-  MY_UNKNOWN_IMP1(IInArchive)
-  INTERFACE_IInArchive(;)
-};
-
-STATPROPSTG kProps[] =
-{
-  { NULL, kpidPath, VT_BSTR},
-  { NULL, kpidSize, VT_UI8},
-  { NULL, kpidPackSize, VT_UI8},
-};
-
-IMP_IInArchive_Props
-IMP_IInArchive_ArcProps_NO
-
-STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems)
-{
-  *numItems = 1;
-  return S_OK;
-}
-
-STDMETHODIMP CHandler::GetProperty(UInt32 /* index */, PROPID propID, PROPVARIANT *value)
-{
-  COM_TRY_BEGIN
-  NWindows::NCOM::CPropVariant prop;
-  switch(propID)
-  {
-    case kpidPath: if (!_name.IsEmpty()) prop = _name; break;
-    case kpidSize: prop = _size; break;
-    case kpidPackSize: prop = _packSize; break;
-  }
-  prop.Detach(value);
-  return S_OK;
-  COM_TRY_END
-}
-
-static const unsigned kSignatureSize = 9;
-static const unsigned kHeaderSize = kSignatureSize + 1 + 4;
-#define MSLZ_SIGNATURE { 0x53, 0x5A, 0x44, 0x44, 0x88, 0xF0, 0x27, 0x33, 0x41 }
-// old signature: 53 5A 20 88 F0 27 33
-static const Byte signature[kSignatureSize] = MSLZ_SIGNATURE;
-
-static const wchar_t *g_Exts[] =
-{
-  L"dll",
-  L"exe",
-  L"kmd",
-  L"sys"
-};
-
-STDMETHODIMP CHandler::Open(IInStream *stream, const UInt64 * /* maxCheckStartPosition */,
-    IArchiveOpenCallback *callback)
-{
-  COM_TRY_BEGIN
-  {
-    Close();
-    Byte buffer[kHeaderSize];
-    RINOK(ReadStream_FALSE(stream, buffer, kHeaderSize));
-    if (memcmp(buffer, signature, kSignatureSize) != 0)
-      return S_FALSE;
-    _size = GetUi32(buffer + 10);
-    if (_size > 0xFFFFFFE0)
-      return S_FALSE;
-    RINOK(stream->Seek(0, STREAM_SEEK_END, &_packSize));
-
-    if (callback)
-    {
-      CMyComPtr<IArchiveOpenVolumeCallback> openVolumeCallback;
-      callback->QueryInterface(IID_IArchiveOpenVolumeCallback, (void **)&openVolumeCallback);
-      if (openVolumeCallback)
-      {
-        NWindows::NCOM::CPropVariant prop;
-        if (openVolumeCallback->GetProperty(kpidName, &prop) == S_OK && prop.vt == VT_BSTR)
-        {
-          UString baseName = prop.bstrVal;
-          if (!baseName.IsEmpty() && baseName.Back() == L'_')
-          {
-            baseName.DeleteBack();
-            Byte replaceByte = buffer[kSignatureSize];
-            if (replaceByte == 0)
-            {
-              for (int i = 0; i < sizeof(g_Exts) / sizeof(g_Exts[0]); i++)
-              {
-                UString s = g_Exts[i];
-                int len = s.Length();
-                Byte b = (Byte)s.Back();
-                s.DeleteBack();
-                if (baseName.Length() >= len &&
-                    baseName[baseName.Length() - len] == '.' &&
-                    s.CompareNoCase(baseName.Right(len - 1)) == 0)
-                {
-                  replaceByte = b;
-                  break;
-                }
-              }
-            }
-            if (replaceByte >= 0x20 && replaceByte < 0x80)
-              _name = baseName + (wchar_t)replaceByte;
-          }
-        }
-      }
-    }
-    _stream = stream;
-  }
-  return S_OK;
-  COM_TRY_END
-}
-
-STDMETHODIMP CHandler::Close()
-{
-  _stream.Release();
-  _name.Empty();
-  return S_OK;
-}
-
-// MslzDec is modified LZSS algorithm of Haruhiko Okumura:
-//   maxLen = 18; Okumura
-//   maxLen = 16; MS
-
-#define PROGRESS_AND_WRITE \
-  if ((dest & kMask) == 0) { RINOK(WriteStream(outStream, buf, kBufSize)); \
-    if ((dest & ((1 << 20) - 1)) == 0) \
-    { UInt64 inSize = inStream.GetProcessedSize(); UInt64 outSize = dest; \
-      RINOK(progress->SetRatioInfo(&inSize, &outSize)); }}
-
-static HRESULT MslzDec(CInBuffer &inStream, ISequentialOutStream *outStream, UInt32 unpackSize, ICompressProgressInfo *progress)
-{
-  const unsigned kBufSize = (1 << 12);
-  const unsigned kMask = kBufSize - 1;
-  Byte buf[kBufSize];
-  UInt32 dest = 0;
-  memset(buf, ' ', kBufSize);
-  while (dest < unpackSize)
-  {
-    Byte b;
-    if (!inStream.ReadByte(b))
-      return S_FALSE;
-    for (unsigned mask = (unsigned)b | 0x100; mask > 1 && dest < unpackSize; mask >>= 1)
-    {
-      if (!inStream.ReadByte(b))
-        return S_FALSE;
-      if (mask & 1)
-      {
-        buf[dest++ & kMask] = b;
-        PROGRESS_AND_WRITE
-      }
-      else
-      {
-        Byte b1;
-        if (!inStream.ReadByte(b1))
-          return S_FALSE;
-        const unsigned kMaxLen = 16; // 18 in Okumura's code.
-        unsigned src = (((((unsigned)b1 & 0xF0) << 4) | b) + kMaxLen) & kMask;
-        unsigned len = (b1 & 0xF) + 3;
-        if (len > kMaxLen || dest + len > unpackSize)
-          return S_FALSE;
-        do
-        {
-          buf[dest++ & kMask] = buf[src++ & kMask];
-          PROGRESS_AND_WRITE
-        }
-        while (--len != 0);
-      }
-    }
-  }
-  return WriteStream(outStream, buf, dest & kMask);
-}
-
-STDMETHODIMP CHandler::Extract(const UInt32 *indices, UInt32 numItems,
-    Int32 testMode, IArchiveExtractCallback *extractCallback)
-{
-  COM_TRY_BEGIN
-  if (numItems == 0)
-    return S_OK;
-  if (numItems != (UInt32)-1 && (numItems != 1 || indices[0] != 0))
-    return E_INVALIDARG;
-
-  extractCallback->SetTotal(_size);
-
-  CMyComPtr<ISequentialOutStream> realOutStream;
-  Int32 askMode = testMode ?
-      NExtract::NAskMode::kTest :
-      NExtract::NAskMode::kExtract;
-  RINOK(extractCallback->GetStream(0, &realOutStream, askMode));
-  if (!testMode && !realOutStream)
-    return S_OK;
-
-  extractCallback->PrepareOperation(askMode);
-
-  CDummyOutStream *outStreamSpec = new CDummyOutStream;
-  CMyComPtr<ISequentialOutStream> outStream(outStreamSpec);
-  outStreamSpec->SetStream(realOutStream);
-  outStreamSpec->Init();
-  realOutStream.Release();
-
-  CLocalProgress *lps = new CLocalProgress;
-  CMyComPtr<ICompressProgressInfo> progress = lps;
-  lps->Init(extractCallback, false);
-  
-  RINOK(_stream->Seek(0, STREAM_SEEK_SET, NULL));
-  CInBuffer s;
-  if (!s.Create(1 << 20))
-    return E_OUTOFMEMORY;
-  s.SetStream(_stream);
-  s.Init();
-  Byte buffer[kHeaderSize];
-  Int32 opRes = NExtract::NOperationResult::kDataError;
-  if (s.ReadBytes(buffer, kHeaderSize) == kHeaderSize)
-  {
-    HRESULT result = MslzDec(s, outStream, _size, progress);
-    if (result == S_OK)
-      opRes = NExtract::NOperationResult::kOK;
-    else if (result != S_FALSE)
-      return result;
-  }
-  outStream.Release();
-  return extractCallback->SetOperationResult(opRes);
-  COM_TRY_END
-}
-
-static IInArchive *CreateArc() { return new CHandler; }
-
-static CArcInfo g_ArcInfo =
-  { L"MsLZ", L"", 0, 0xD5, MSLZ_SIGNATURE, kSignatureSize, false, CreateArc, 0 };
-
-REGISTER_ARC(Mslz)
-
-}}