9.04 beta

2025-12-06 19:14:56 -06:00 · 2009-06-02 00:00:00 +00:00
parent 8874e4fbc9
commit 829409452d
440 changed files with 19803 additions and 9941 deletions
--- a/CPP/7zip/Archive/XzHandler.cpp
+++ b/CPP/7zip/Archive/XzHandler.cpp
@@ -0,0 +1,714 @@
+// XzHandler.cpp
+
+#include "StdAfx.h"
+
+#include "../../../C/Alloc.h"
+#include "../../../C/XzCrc64.h"
+#include "../../../C/XzEnc.h"
+
+#include "../../Common/ComTry.h"
+#include "../../Common/IntToString.h"
+
+#include "../ICoder.h"
+
+#include "../Common/CWrappers.h"
+#include "../Common/ProgressUtils.h"
+#include "../Common/RegisterArc.h"
+#include "../Common/StreamUtils.h"
+
+#include "../Compress/CopyCoder.h"
+
+#include "IArchive.h"
+
+#include "Common/HandlerOut.h"
+
+using namespace NWindows;
+
+namespace NCompress {
+namespace NLzma2 {
+
+HRESULT SetLzma2Prop(PROPID propID, const PROPVARIANT &prop, CLzma2EncProps &lzma2Props);
+
+}}
+
+static void *SzAlloc(void *, size_t size) { return MyAlloc(size); }
+static void SzFree(void *, void *address) { MyFree(address); }
+static ISzAlloc g_Alloc = { SzAlloc, SzFree };
+
+namespace NArchive {
+namespace NXz {
+
+struct CCrc64Gen { CCrc64Gen() { Crc64GenerateTable(); } } g_Crc64TableInit;
+
+class CHandler:
+  public IInArchive,
+  public IArchiveOpenSeq,
+  #ifndef EXTRACT_ONLY
+  public IOutArchive,
+  public ISetProperties,
+  public COutHandler,
+  #endif
+  public CMyUnknownImp
+{
+  Int64 _startPosition;
+  UInt64 _packSize;
+  UInt64 _unpackSize;
+  UInt64 _numBlocks;
+  AString _methodsString;
+  bool _useSeq;
+  UInt64 _unpackSizeDefined;
+  UInt64 _packSizeDefined;
+  
+  CMyComPtr<IInStream> _stream;
+  CMyComPtr<ISequentialInStream> _seqStream;
+
+  UInt32 _crcSize;
+
+  void Init()
+  {
+    _crcSize = 4;
+    COutHandler::Init();
+  }
+
+  HRESULT Open2(IInStream *inStream, IArchiveOpenCallback *callback);
+
+public:
+  MY_QUERYINTERFACE_BEGIN
+  MY_QUERYINTERFACE_ENTRY(IInArchive)
+  MY_QUERYINTERFACE_ENTRY(IArchiveOpenSeq)
+  #ifndef EXTRACT_ONLY
+  MY_QUERYINTERFACE_ENTRY(IOutArchive)
+  MY_QUERYINTERFACE_ENTRY(ISetProperties)
+  #endif
+  MY_QUERYINTERFACE_END
+  MY_ADDREF_RELEASE
+
+  INTERFACE_IInArchive(;)
+  STDMETHOD(OpenSeq)(ISequentialInStream *stream);
+
+  #ifndef EXTRACT_ONLY
+  INTERFACE_IOutArchive(;)
+  STDMETHOD(SetProperties)(const wchar_t **names, const PROPVARIANT *values, Int32 numProps);
+  #endif
+
+  CHandler();
+};
+
+CHandler::CHandler()
+{
+  Init();
+}
+
+STATPROPSTG kProps[] =
+{
+  { NULL, kpidSize, VT_UI8},
+  { NULL, kpidPackSize, VT_UI8},
+  { NULL, kpidMethod, VT_BSTR}
+};
+
+STATPROPSTG kArcProps[] =
+{
+  { NULL, kpidMethod, VT_BSTR},
+  { NULL, kpidNumBlocks, VT_UI4}
+};
+
+IMP_IInArchive_Props
+IMP_IInArchive_ArcProps
+
+static char GetHex(Byte value)
+{
+  return (char)((value < 10) ? ('0' + value) : ('A' + (value - 10)));
+}
+
+static inline void AddHexToString(AString &res, Byte value)
+{
+  res += GetHex((Byte)(value >> 4));
+  res += GetHex((Byte)(value & 0xF));
+}
+
+static AString ConvertUInt32ToString(UInt32 value)
+{
+  char temp[32];
+  ::ConvertUInt32ToString(value, temp);
+  return temp;
+}
+
+static AString Lzma2PropToString(int prop)
+{
+  if ((prop & 1) == 0)
+    return ConvertUInt32ToString(prop / 2 + 12);
+  AString res;
+  char c;
+
+  UInt32 size = (2 | ((prop) & 1)) << ((prop) / 2 + 1);
+
+  if (prop > 17)
+  {
+    res = ConvertUInt32ToString(size >> 10);
+    c = 'm';
+  }
+  else
+  {
+    res = ConvertUInt32ToString(size);
+    c = 'k';
+  }
+  return res + c;
+}
+
+struct CMethodNamePair
+{
+  UInt32 Id;
+  const char *Name;
+};
+
+static CMethodNamePair g_NamePairs[] =
+{
+  { XZ_ID_Subblock, "SB" },
+  { XZ_ID_Delta, "Delta" },
+  { XZ_ID_X86, "x86" },
+  { XZ_ID_PPC, "PPC" },
+  { XZ_ID_IA64, "IA64" },
+  { XZ_ID_ARM, "ARM" },
+  { XZ_ID_ARMT, "ARMT" },
+  { XZ_ID_SPARC, "SPARC" },
+  { XZ_ID_LZMA2, "LZMA2" }
+};
+
+static AString GetMethodString(const CXzFilter &f)
+{
+  AString s;
+
+  for (int i = 0; i < sizeof(g_NamePairs) / sizeof(g_NamePairs[i]); i++)
+    if (g_NamePairs[i].Id == f.id)
+      s = g_NamePairs[i].Name;
+  if (s.IsEmpty())
+  {
+    char temp[32];
+    ::ConvertUInt64ToString(f.id, temp);
+    s = temp;
+  }
+
+  if (f.propsSize > 0)
+  {
+    s += ':';
+    if (f.id == XZ_ID_LZMA2 && f.propsSize == 1)
+      s += Lzma2PropToString(f.props[0]);
+    else if (f.id == XZ_ID_Delta && f.propsSize == 1)
+      s += ConvertUInt32ToString((UInt32)f.props[0] + 1);
+    else
+    {
+      s += '[';
+      for (UInt32 bi = 0; bi < f.propsSize; bi++)
+        AddHexToString(s, f.props[bi]);
+      s += ']';
+    }
+  }
+  return s;
+}
+
+static void AddString(AString &dest, const AString &src)
+{
+  if (!dest.IsEmpty())
+    dest += ' ';
+  dest += src;
+}
+
+static const char *kChecks[] =
+{
+  "NoCheck",
+  "CRC32",
+  NULL,
+  NULL,
+  "CRC64",
+  NULL,
+  NULL,
+  NULL,
+  NULL,
+  NULL,
+  "SHA256",
+  NULL,
+  NULL,
+  NULL,
+  NULL,
+  NULL
+};
+
+static AString GetCheckString(const CXzs &xzs)
+{
+  size_t i;
+  UInt32 mask = 0;
+  for (i = 0; i < xzs.num; i++)
+    mask |= ((UInt32)1 << XzFlags_GetCheckType(xzs.streams[i].flags));
+  AString s;
+  for (i = 0; i <= XZ_CHECK_MASK; i++)
+    if (((mask >> i) & 1) != 0)
+    {
+      AString s2;
+      if (kChecks[i])
+        s2 = kChecks[i];
+      else
+        s2 = "Check-" + ConvertUInt32ToString((UInt32)i);
+      AddString(s, s2);
+    }
+  return s;
+}
+
+STDMETHODIMP CHandler::GetArchiveProperty(PROPID propID, PROPVARIANT *value)
+{
+  COM_TRY_BEGIN
+  NWindows::NCOM::CPropVariant prop;
+  switch(propID)
+  {
+    case kpidNumBlocks: if (!_useSeq) prop = _numBlocks; break;
+    case kpidPhySize: if (_packSizeDefined) prop = _packSize; break;
+    case kpidMethod: if (!_methodsString.IsEmpty()) prop = _methodsString; break;
+  }
+  prop.Detach(value);
+  return S_OK;
+  COM_TRY_END
+}
+
+STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems)
+{
+  *numItems = 1;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::GetProperty(UInt32, PROPID propID,  PROPVARIANT *value)
+{
+  COM_TRY_BEGIN
+  NWindows::NCOM::CPropVariant prop;
+  switch(propID)
+  {
+    case kpidSize: if (_unpackSizeDefined) prop = _unpackSize; break;
+    case kpidPackSize: if (_packSizeDefined) prop = _packSize; break;
+    case kpidMethod: if (!_methodsString.IsEmpty()) prop = _methodsString; break;
+  }
+  prop.Detach(value);
+  return S_OK;
+  COM_TRY_END
+}
+
+
+struct COpenCallbackWrap
+{
+  ICompressProgress p;
+  IArchiveOpenCallback *OpenCallback;
+  HRESULT Res;
+  COpenCallbackWrap(IArchiveOpenCallback *progress);
+};
+
+static SRes OpenCallbackProgress(void *pp, UInt64 inSize, UInt64 /* outSize */)
+{
+  COpenCallbackWrap *p = (COpenCallbackWrap *)pp;
+  p->Res = p->OpenCallback->SetCompleted(NULL, &inSize);
+  return (SRes)p->Res;
+}
+
+COpenCallbackWrap::COpenCallbackWrap(IArchiveOpenCallback *callback)
+{
+  p.Progress = OpenCallbackProgress;
+  OpenCallback = callback;
+  Res = SZ_OK;
+}
+
+struct CXzsCPP
+{
+  CXzs p;
+  CXzsCPP() { Xzs_Construct(&p); }
+  ~CXzsCPP() { Xzs_Free(&p, &g_Alloc); }
+};
+
+HRESULT CHandler::Open2(IInStream *inStream, IArchiveOpenCallback *callback)
+{
+  CSeekInStreamWrap inStreamImp(inStream);
+
+  CLookToRead lookStream;
+  LookToRead_CreateVTable(&lookStream, True);
+  lookStream.realStream = &inStreamImp.p;
+  LookToRead_Init(&lookStream);
+
+  COpenCallbackWrap openWrap(callback);
+  RINOK(inStream->Seek(0, STREAM_SEEK_END, &_packSize));
+  RINOK(callback->SetTotal(NULL, &_packSize));
+
+  CXzsCPP xzs;
+  SRes res = Xzs_ReadBackward(&xzs.p, &lookStream.s, &_startPosition, &openWrap.p, &g_Alloc);
+  if (res == SZ_ERROR_NO_ARCHIVE && xzs.p.num > 0)
+    res = SZ_OK;
+  if (res == SZ_OK)
+  {
+    _packSize -= _startPosition;
+    _unpackSize = Xzs_GetUnpackSize(&xzs.p);
+    _unpackSizeDefined = _packSizeDefined = true;
+    _numBlocks = (UInt64)Xzs_GetNumBlocks(&xzs.p);
+
+    RINOK(inStream->Seek(0, STREAM_SEEK_SET, NULL));
+    CXzStreamFlags st;
+    CSeqInStreamWrap inStreamWrap(inStream);
+    SRes res2 = Xz_ReadHeader(&st, &inStreamWrap.p);
+
+    if (res2 == SZ_OK)
+    {
+      CXzBlock block;
+      Bool isIndex;
+      UInt32 headerSizeRes;
+      res2 = XzBlock_ReadHeader(&block, &inStreamWrap.p, &isIndex, &headerSizeRes);
+      if (res2 == SZ_OK && !isIndex)
+      {
+        int numFilters = XzBlock_GetNumFilters(&block);
+        for (int i = 0; i < numFilters; i++)
+          AddString(_methodsString, GetMethodString(block.filters[i]));
+      }
+    }
+    AddString(_methodsString, GetCheckString(xzs.p));
+  }
+
+  if (res != SZ_OK || _startPosition != 0)
+  {
+    RINOK(inStream->Seek(0, STREAM_SEEK_SET, NULL));
+    CXzStreamFlags st;
+    CSeqInStreamWrap inStreamWrap(inStream);
+    SRes res2 = Xz_ReadHeader(&st, &inStreamWrap.p);
+    if (res2 == SZ_OK)
+    {
+      res = res2;
+      _startPosition = 0;
+      _useSeq = True;
+      _unpackSizeDefined = _packSizeDefined = false;
+    }
+  }
+  if (res == SZ_ERROR_NO_ARCHIVE)
+    return S_FALSE;
+  RINOK(SResToHRESULT(res));
+  _stream = inStream;
+  _seqStream = inStream;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::Open(IInStream *inStream, const UInt64 *, IArchiveOpenCallback *callback)
+{
+  COM_TRY_BEGIN
+  try
+  {
+    Close();
+    return Open2(inStream, callback);
+  }
+  catch(...) { return S_FALSE; }
+  COM_TRY_END
+}
+
+STDMETHODIMP CHandler::OpenSeq(ISequentialInStream *stream)
+{
+  Close();
+  _seqStream = stream;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::Close()
+{
+  _numBlocks = 0;
+  _useSeq = true;
+  _unpackSizeDefined = _packSizeDefined = false;
+  _methodsString.Empty();
+  _stream.Release();
+  _seqStream.Release();
+  return S_OK;
+}
+
+class CSeekToSeqStream:
+  public IInStream,
+  public CMyUnknownImp
+{
+public:
+  CMyComPtr<ISequentialInStream> Stream;
+  MY_UNKNOWN_IMP1(IInStream)
+
+  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+  STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
+};
+
+STDMETHODIMP CSeekToSeqStream::Read(void *data, UInt32 size, UInt32 *processedSize)
+{
+  return Stream->Read(data, size, processedSize);
+}
+
+STDMETHODIMP CSeekToSeqStream::Seek(Int64, UInt32, UInt64 *) { return E_NOTIMPL; }
+
+struct CXzUnpackerCPP
+{
+  Byte *InBuf;
+  Byte *OutBuf;
+  CXzUnpacker p;
+  CXzUnpackerCPP(): InBuf(0), OutBuf(0) {}
+  ~CXzUnpackerCPP()
+  {
+    XzUnpacker_Free(&p);
+    MyFree(InBuf);
+    MyFree(OutBuf);
+  }
+};
+
+STDMETHODIMP CHandler::Extract(const UInt32* indices, UInt32 numItems,
+    Int32 _aTestMode, IArchiveExtractCallback *extractCallback)
+{
+  COM_TRY_BEGIN
+  bool allFilesMode = (numItems == UInt32(-1));
+  if (!allFilesMode)
+  {
+    if (numItems == 0)
+      return S_OK;
+    if (numItems != 1 || indices[0] != 0)
+      return E_INVALIDARG;
+  }
+
+  bool testMode = (_aTestMode != 0);
+
+  extractCallback->SetTotal(_packSize);
+  UInt64 currentTotalPacked = 0;
+  RINOK(extractCallback->SetCompleted(&currentTotalPacked));
+  CMyComPtr<ISequentialOutStream> realOutStream;
+  Int32 askMode = testMode ?
+      NArchive::NExtract::NAskMode::kTest :
+      NArchive::NExtract::NAskMode::kExtract;
+  
+  RINOK(extractCallback->GetStream(0, &realOutStream, askMode));
+  
+  if (!testMode && !realOutStream)
+    return S_OK;
+
+  extractCallback->PrepareOperation(askMode);
+
+  if (_stream)
+  {
+    RINOK(_stream->Seek(_startPosition, STREAM_SEEK_SET, NULL));
+  }
+
+  CLocalProgress *lps = new CLocalProgress;
+  CMyComPtr<ICompressProgressInfo> progress = lps;
+  lps->Init(extractCallback, true);
+
+  CCompressProgressWrap progressWrap(progress);
+
+  SRes res;
+
+  const UInt32 kInBufSize = 1 << 15;
+  const UInt32 kOutBufSize = 1 << 21;
+
+  UInt32 inPos = 0;
+  UInt32 inSize = 0;
+  UInt32 outPos = 0;
+  CXzUnpackerCPP xzu;
+  res = XzUnpacker_Create(&xzu.p, &g_Alloc);
+  if (res == SZ_OK)
+  {
+    xzu.InBuf = (Byte *)MyAlloc(kInBufSize);
+    xzu.OutBuf = (Byte *)MyAlloc(kOutBufSize);
+    if (xzu.InBuf == 0 || xzu.OutBuf == 0)
+      res = SZ_ERROR_MEM;
+  }
+  if (res == SZ_OK)
+  for (;;)
+  {
+    if (inPos == inSize)
+    {
+      inPos = inSize = 0;
+      RINOK(_seqStream->Read(xzu.InBuf, kInBufSize, &inSize));
+    }
+
+    SizeT inLen = inSize - inPos;
+    SizeT outLen = kOutBufSize - outPos;
+    ECoderStatus status;
+    res = XzUnpacker_Code(&xzu.p,
+        xzu.OutBuf + outPos, &outLen,
+        xzu.InBuf + inPos, &inLen,
+        (inSize == 0 ? CODER_FINISH_END : CODER_FINISH_ANY), &status);
+
+    // printf("\n_inPos = %6d  inLen = %5d, outLen = %5d", inPos, inLen, outLen);
+
+    inPos += (UInt32)inLen;
+    outPos += (UInt32)outLen;
+    lps->InSize += inLen;
+    lps->OutSize += outLen;
+
+    bool finished = (((inLen == 0) && (outLen == 0)) || res != SZ_OK);
+
+    if (outPos == kOutBufSize || finished)
+    {
+      if (realOutStream && outPos > 0)
+      {
+        RINOK(WriteStream(realOutStream, xzu.OutBuf, outPos));
+      }
+      outPos = 0;
+    }
+    if (finished)
+    {
+      _packSize = lps->InSize;
+      _unpackSize = lps->OutSize;
+      _packSizeDefined = _unpackSizeDefined = true;
+      if (res == SZ_OK)
+      {
+        if (status == CODER_STATUS_NEEDS_MORE_INPUT)
+        {
+          if (XzUnpacker_IsStreamWasFinished(&xzu.p))
+            _packSize -= xzu.p.padSize;
+          else
+            res = SZ_ERROR_DATA;
+        }
+        else
+          res = SZ_ERROR_DATA;
+      }
+      break;
+    }
+    RINOK(lps->SetCur());
+  }
+
+  Int32 opRes;
+  switch(res)
+  {
+    case SZ_OK:
+      opRes = NArchive::NExtract::NOperationResult::kOK; break;
+    case SZ_ERROR_UNSUPPORTED:
+      opRes = NArchive::NExtract::NOperationResult::kUnSupportedMethod; break;
+    case SZ_ERROR_CRC:
+      opRes = NArchive::NExtract::NOperationResult::kCRCError; break;
+    case SZ_ERROR_DATA:
+    case SZ_ERROR_ARCHIVE:
+    case SZ_ERROR_NO_ARCHIVE:
+      opRes = NArchive::NExtract::NOperationResult::kDataError; break;
+    default:
+      return SResToHRESULT(res);
+  }
+  realOutStream.Release();
+  RINOK(extractCallback->SetOperationResult(opRes));
+  return S_OK;
+  COM_TRY_END
+}
+
+#ifndef EXTRACT_ONLY
+
+STDMETHODIMP CHandler::GetFileTimeType(UInt32 *timeType)
+{
+  *timeType = NFileTimeType::kUnix;
+  return S_OK;
+}
+
+STDMETHODIMP CHandler::UpdateItems(ISequentialOutStream *outStream, UInt32 numItems,
+    IArchiveUpdateCallback *updateCallback)
+{
+  CSeqOutStreamWrap seqOutStream(outStream);
+  
+  if (numItems == 0)
+  {
+    SRes res = Xz_EncodeEmpty(&seqOutStream.p);
+    return SResToHRESULT(res);
+  }
+  
+  if (numItems != 1)
+    return E_INVALIDARG;
+
+  Int32 newData, newProps;
+  UInt32 indexInArchive;
+  if (!updateCallback)
+    return E_FAIL;
+  RINOK(updateCallback->GetUpdateItemInfo(0, &newData, &newProps, &indexInArchive));
+
+  if (IntToBool(newProps))
+  {
+    {
+      NCOM::CPropVariant prop;
+      RINOK(updateCallback->GetProperty(0, kpidIsDir, &prop));
+      if (prop.vt != VT_EMPTY)
+        if (prop.vt != VT_BOOL || prop.boolVal != VARIANT_FALSE)
+          return E_INVALIDARG;
+    }
+  }
+
+  if (IntToBool(newData))
+  {
+    {
+      UInt64 size;
+      NCOM::CPropVariant prop;
+      RINOK(updateCallback->GetProperty(0, kpidSize, &prop));
+      if (prop.vt != VT_UI8)
+        return E_INVALIDARG;
+      size = prop.uhVal.QuadPart;
+      RINOK(updateCallback->SetTotal(size));
+    }
+
+    CLzma2EncProps lzma2Props;
+    Lzma2EncProps_Init(&lzma2Props);
+
+    lzma2Props.lzmaProps.level = _level;
+
+    CMyComPtr<ISequentialInStream> fileInStream;
+    RINOK(updateCallback->GetStream(0, &fileInStream));
+
+    CSeqInStreamWrap seqInStream(fileInStream);
+
+    for (int i = 0; i < _methods.Size(); i++)
+    {
+      COneMethodInfo &m = _methods[i];
+      SetCompressionMethod2(m
+      #ifdef COMPRESS_MT
+      , _numThreads
+      #endif
+      );
+      if (m.IsLzma())
+      {
+        for (int j = 0; j < m.Props.Size(); j++)
+        {
+          const CProp &prop = m.Props[j];
+          RINOK(NCompress::NLzma2::SetLzma2Prop(prop.Id, prop.Value, lzma2Props));
+        }
+      }
+    }
+
+    #ifdef COMPRESS_MT
+    lzma2Props.numTotalThreads = _numThreads;
+    #endif
+
+    CLocalProgress *lps = new CLocalProgress;
+    CMyComPtr<ICompressProgressInfo> progress = lps;
+    lps->Init(updateCallback, true);
+
+    CCompressProgressWrap progressWrap(progress);
+    SRes res = Xz_Encode(&seqOutStream.p, &seqInStream.p, &lzma2Props, False, &progressWrap.p);
+    if (res == SZ_OK)
+      return updateCallback->SetOperationResult(NArchive::NUpdate::NOperationResult::kOK);
+    return SResToHRESULT(res);
+  }
+  if (indexInArchive != 0)
+    return E_INVALIDARG;
+  if (_stream)
+    RINOK(_stream->Seek(_startPosition, STREAM_SEEK_SET, NULL));
+  return NCompress::CopyStream(_stream, outStream, 0);
+}
+
+STDMETHODIMP CHandler::SetProperties(const wchar_t **names, const PROPVARIANT *values, Int32 numProps)
+{
+  COM_TRY_BEGIN
+  BeforeSetProperty();
+  for (int i = 0; i < numProps; i++)
+  {
+    RINOK(SetProperty(names[i], values[i]));
+  }
+  return S_OK;
+  COM_TRY_END
+}
+
+#endif
+
+static IInArchive *CreateArc() { return new NArchive::NXz::CHandler;  }
+#ifndef EXTRACT_ONLY
+static IOutArchive *CreateArcOut() { return new NArchive::NXz::CHandler;  }
+#else
+#define CreateArcOut 0
+#endif
+
+static CArcInfo g_ArcInfo =
+  { L"xz", L"xz txz", L"* .tar", 0xC, {0xFD, '7' , 'z', 'X', 'Z', '\0'}, 6, true, CreateArc, CreateArcOut };
+
+REGISTER_ARC(xz)
+
+}}