diff options
Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/Archive/Zip/ZipHandler.cpp')
-rw-r--r-- | src/libs/7zip/win/CPP/7zip/Archive/Zip/ZipHandler.cpp | 822 |
1 files changed, 822 insertions, 0 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Archive/Zip/ZipHandler.cpp b/src/libs/7zip/win/CPP/7zip/Archive/Zip/ZipHandler.cpp new file mode 100644 index 000000000..bd1563226 --- /dev/null +++ b/src/libs/7zip/win/CPP/7zip/Archive/Zip/ZipHandler.cpp @@ -0,0 +1,822 @@ +// ZipHandler.cpp + +#include "StdAfx.h" + +#include "Common/ComTry.h" +#include "Common/IntToString.h" + +#include "Windows/PropVariant.h" +#include "Windows/Time.h" + +#include "../../IPassword.h" + +#include "../../Common/FilterCoder.h" +#include "../../Common/ProgressUtils.h" +#include "../../Common/StreamObjects.h" +#include "../../Common/StreamUtils.h" + +#include "../../Compress/CopyCoder.h" +#include "../../Compress/LzmaDecoder.h" +#include "../../Compress/ImplodeDecoder.h" +#include "../../Compress/PpmdZip.h" +#include "../../Compress/ShrinkDecoder.h" + +#include "../../Crypto/WzAes.h" +#include "../../Crypto/ZipCrypto.h" +#include "../../Crypto/ZipStrong.h" + +#include "../Common/ItemNameUtils.h" +#include "../Common/OutStreamWithCRC.h" + +#include "ZipHandler.h" + +using namespace NWindows; + +namespace NArchive { +namespace NZip { + +static const CMethodId kMethodId_ZipBase = 0x040100; +static const CMethodId kMethodId_BZip2 = 0x040202; + +static const char *kHostOS[] = +{ + "FAT", + "AMIGA", + "VMS", + "Unix", + "VM/CMS", + "Atari", + "HPFS", + "Macintosh", + "Z-System", + "CP/M", + "TOPS-20", + "NTFS", + "SMS/QDOS", + "Acorn", + "VFAT", + "MVS", + "BeOS", + "Tandem", + "OS/400", + "OS/X" +}; + +static const char *kUnknownOS = "Unknown"; + +static const char *kMethods[] = +{ + "Store", + "Shrink", + "Reduced1", + "Reduced2", + "Reduced3", + "Reduced4", + "Implode", + "Tokenizing", + "Deflate", + "Deflate64", + "PKImploding" +}; + +static const char *kBZip2Method = "BZip2"; +static const char *kLZMAMethod = "LZMA"; +static const char *kJpegMethod = "Jpeg"; +static const char *kWavPackMethod = "WavPack"; +static const char *kPPMdMethod = "PPMd"; +static const char *kAESMethod = "AES"; +static const char *kZipCryptoMethod = "ZipCrypto"; +static const char *kStrongCryptoMethod = "StrongCrypto"; + +static struct CStrongCryptoPair +{ + UInt16 Id; + const char *Name; +} g_StrongCryptoPairs[] = +{ + { NStrongCryptoFlags::kDES, "DES" }, + { NStrongCryptoFlags::kRC2old, "RC2a" }, + { NStrongCryptoFlags::k3DES168, "3DES-168" }, + { NStrongCryptoFlags::k3DES112, "3DES-112" }, + { NStrongCryptoFlags::kAES128, "pkAES-128" }, + { NStrongCryptoFlags::kAES192, "pkAES-192" }, + { NStrongCryptoFlags::kAES256, "pkAES-256" }, + { NStrongCryptoFlags::kRC2, "RC2" }, + { NStrongCryptoFlags::kBlowfish, "Blowfish" }, + { NStrongCryptoFlags::kTwofish, "Twofish" }, + { NStrongCryptoFlags::kRC4, "RC4" } +}; + +static STATPROPSTG kProps[] = +{ + { NULL, kpidPath, VT_BSTR}, + { NULL, kpidIsDir, VT_BOOL}, + { NULL, kpidSize, VT_UI8}, + { NULL, kpidPackSize, VT_UI8}, + { NULL, kpidMTime, VT_FILETIME}, + { NULL, kpidCTime, VT_FILETIME}, + { NULL, kpidATime, VT_FILETIME}, + { NULL, kpidAttrib, VT_UI4}, + { NULL, kpidEncrypted, VT_BOOL}, + { NULL, kpidComment, VT_BSTR}, + { NULL, kpidCRC, VT_UI4}, + { NULL, kpidMethod, VT_BSTR}, + { NULL, kpidHostOS, VT_BSTR}, + { NULL, kpidUnpackVer, VT_UI4} +}; + +static STATPROPSTG kArcProps[] = +{ + { NULL, kpidBit64, VT_BOOL}, + { NULL, kpidComment, VT_BSTR}, + { NULL, kpidPhySize, VT_UI8}, + { NULL, kpidOffset, VT_UI8} +}; + +CHandler::CHandler() +{ + InitMethodProperties(); +} + +static AString BytesToString(const CByteBuffer &data) +{ + AString s; + int size = (int)data.GetCapacity(); + if (size > 0) + { + char *p = s.GetBuffer(size + 1); + memcpy(p, (const Byte *)data, size); + p[size] = '\0'; + s.ReleaseBuffer(); + } + return s; +} + +IMP_IInArchive_Props +IMP_IInArchive_ArcProps + +STDMETHODIMP CHandler::GetArchiveProperty(PROPID propID, PROPVARIANT *value) +{ + COM_TRY_BEGIN + NWindows::NCOM::CPropVariant prop; + switch(propID) + { + case kpidBit64: if (m_Archive.IsZip64) prop = m_Archive.IsZip64; break; + case kpidComment: prop = MultiByteToUnicodeString(BytesToString(m_Archive.ArcInfo.Comment), CP_ACP); break; + case kpidPhySize: prop = m_Archive.ArcInfo.GetPhySize(); break; + case kpidOffset: if (m_Archive.ArcInfo.StartPosition != 0) prop = m_Archive.ArcInfo.StartPosition; break; + } + prop.Detach(value); + COM_TRY_END + return S_OK; +} + +STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems) +{ + *numItems = m_Items.Size(); + return S_OK; +} + +STDMETHODIMP CHandler::GetProperty(UInt32 index, PROPID propID, PROPVARIANT *value) +{ + COM_TRY_BEGIN + NWindows::NCOM::CPropVariant prop; + const CItemEx &item = m_Items[index]; + switch(propID) + { + case kpidPath: prop = NItemName::GetOSName2(item.GetUnicodeString(item.Name)); break; + case kpidIsDir: prop = item.IsDir(); break; + case kpidSize: prop = item.UnPackSize; break; + case kpidPackSize: prop = item.PackSize; break; + case kpidTimeType: + { + FILETIME ft; + UInt32 unixTime; + if (item.CentralExtra.GetNtfsTime(NFileHeader::NNtfsExtra::kMTime, ft)) + prop = (UInt32)NFileTimeType::kWindows; + else if (item.CentralExtra.GetUnixTime(NFileHeader::NUnixTime::kMTime, unixTime)) + prop = (UInt32)NFileTimeType::kUnix; + else + prop = (UInt32)NFileTimeType::kDOS; + break; + } + case kpidCTime: + { + FILETIME ft; + if (item.CentralExtra.GetNtfsTime(NFileHeader::NNtfsExtra::kCTime, ft)) + prop = ft; + break; + } + case kpidATime: + { + FILETIME ft; + if (item.CentralExtra.GetNtfsTime(NFileHeader::NNtfsExtra::kATime, ft)) + prop = ft; + break; + } + case kpidMTime: + { + FILETIME utc; + if (!item.CentralExtra.GetNtfsTime(NFileHeader::NNtfsExtra::kMTime, utc)) + { + UInt32 unixTime; + if (item.CentralExtra.GetUnixTime(NFileHeader::NUnixTime::kMTime, unixTime)) + NTime::UnixTimeToFileTime(unixTime, utc); + else + { + FILETIME localFileTime; + if (!NTime::DosTimeToFileTime(item.Time, localFileTime) || + !LocalFileTimeToFileTime(&localFileTime, &utc)) + utc.dwHighDateTime = utc.dwLowDateTime = 0; + } + } + prop = utc; + break; + } + case kpidAttrib: prop = item.GetWinAttributes(); break; + case kpidEncrypted: prop = item.IsEncrypted(); break; + case kpidComment: prop = item.GetUnicodeString(BytesToString(item.Comment)); break; + case kpidCRC: if (item.IsThereCrc()) prop = item.FileCRC; break; + case kpidMethod: + { + UInt16 methodId = item.CompressionMethod; + AString method; + if (item.IsEncrypted()) + { + if (methodId == NFileHeader::NCompressionMethod::kWzAES) + { + method = kAESMethod; + CWzAesExtraField aesField; + if (item.CentralExtra.GetWzAesField(aesField)) + { + method += '-'; + char s[32]; + ConvertUInt64ToString((aesField.Strength + 1) * 64 , s); + method += s; + method += ' '; + methodId = aesField.Method; + } + } + else + { + if (item.IsStrongEncrypted()) + { + CStrongCryptoField f; + bool finded = false; + if (item.CentralExtra.GetStrongCryptoField(f)) + { + for (int i = 0; i < sizeof(g_StrongCryptoPairs) / sizeof(g_StrongCryptoPairs[0]); i++) + { + const CStrongCryptoPair &pair = g_StrongCryptoPairs[i]; + if (f.AlgId == pair.Id) + { + method += pair.Name; + finded = true; + break; + } + } + } + if (!finded) + method += kStrongCryptoMethod; + } + else + method += kZipCryptoMethod; + method += ' '; + } + } + if (methodId < sizeof(kMethods) / sizeof(kMethods[0])) + method += kMethods[methodId]; + else switch (methodId) + { + case NFileHeader::NCompressionMethod::kLZMA: + method += kLZMAMethod; + if (item.IsLzmaEOS()) + method += ":EOS"; + break; + case NFileHeader::NCompressionMethod::kBZip2: method += kBZip2Method; break; + case NFileHeader::NCompressionMethod::kJpeg: method += kJpegMethod; break; + case NFileHeader::NCompressionMethod::kWavPack: method += kWavPackMethod; break; + case NFileHeader::NCompressionMethod::kPPMd: method += kPPMdMethod; break; + default: + { + char s[32]; + ConvertUInt64ToString(methodId, s); + method += s; + } + } + prop = method; + break; + } + case kpidHostOS: + prop = (item.MadeByVersion.HostOS < sizeof(kHostOS) / sizeof(kHostOS[0])) ? + (kHostOS[item.MadeByVersion.HostOS]) : kUnknownOS; + break; + case kpidUnpackVer: + prop = (UInt32)item.ExtractVersion.Version; + break; + } + prop.Detach(value); + return S_OK; + COM_TRY_END +} + +class CProgressImp: public CProgressVirt +{ + CMyComPtr<IArchiveOpenCallback> _callback; +public: + STDMETHOD(SetTotal)(UInt64 numFiles); + STDMETHOD(SetCompleted)(UInt64 numFiles); + CProgressImp(IArchiveOpenCallback *callback): _callback(callback) {} +}; + +STDMETHODIMP CProgressImp::SetTotal(UInt64 numFiles) +{ + if (_callback) + return _callback->SetTotal(&numFiles, NULL); + return S_OK; +} + +STDMETHODIMP CProgressImp::SetCompleted(UInt64 numFiles) +{ + if (_callback) + return _callback->SetCompleted(&numFiles, NULL); + return S_OK; +} + +STDMETHODIMP CHandler::Open(IInStream *inStream, + const UInt64 *maxCheckStartPosition, IArchiveOpenCallback *callback) +{ + COM_TRY_BEGIN + try + { + Close(); + RINOK(inStream->Seek(0, STREAM_SEEK_SET, NULL)); + RINOK(m_Archive.Open(inStream, maxCheckStartPosition)); + CProgressImp progressImp(callback); + return m_Archive.ReadHeaders(m_Items, &progressImp); + } + catch(const CInArchiveException &) { Close(); return S_FALSE; } + catch(...) { Close(); throw; } + COM_TRY_END +} + +STDMETHODIMP CHandler::Close() +{ + m_Items.Clear(); + m_Archive.Close(); + return S_OK; +} + +////////////////////////////////////// +// CHandler::DecompressItems + +class CLzmaDecoder: + public ICompressCoder, + public CMyUnknownImp +{ + NCompress::NLzma::CDecoder *DecoderSpec; + CMyComPtr<ICompressCoder> Decoder; +public: + CLzmaDecoder(); + STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream, + const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress); + + MY_UNKNOWN_IMP +}; + +CLzmaDecoder::CLzmaDecoder() +{ + DecoderSpec = new NCompress::NLzma::CDecoder; + Decoder = DecoderSpec; +} + +HRESULT CLzmaDecoder::Code(ISequentialInStream *inStream, ISequentialOutStream *outStream, + const UInt64 * /* inSize */, const UInt64 *outSize, ICompressProgressInfo *progress) +{ + Byte buf[9]; + RINOK(ReadStream_FALSE(inStream, buf, 9)); + if (buf[2] != 5 || buf[3] != 0) + return E_NOTIMPL; + RINOK(DecoderSpec->SetDecoderProperties2(buf + 4, 5)); + return Decoder->Code(inStream, outStream, NULL, outSize, progress); +} + +struct CMethodItem +{ + UInt16 ZipMethod; + CMyComPtr<ICompressCoder> Coder; +}; + +class CZipDecoder +{ + NCrypto::NZip::CDecoder *_zipCryptoDecoderSpec; + NCrypto::NZipStrong::CDecoder *_pkAesDecoderSpec; + NCrypto::NWzAes::CDecoder *_wzAesDecoderSpec; + + CMyComPtr<ICompressFilter> _zipCryptoDecoder; + CMyComPtr<ICompressFilter> _pkAesDecoder; + CMyComPtr<ICompressFilter> _wzAesDecoder; + + CFilterCoder *filterStreamSpec; + CMyComPtr<ISequentialInStream> filterStream; + CMyComPtr<ICryptoGetTextPassword> getTextPassword; + CObjectVector<CMethodItem> methodItems; + +public: + CZipDecoder(): + _zipCryptoDecoderSpec(0), + _pkAesDecoderSpec(0), + _wzAesDecoderSpec(0), + filterStreamSpec(0) {} + + HRESULT Decode( + DECL_EXTERNAL_CODECS_LOC_VARS + CInArchive &archive, const CItemEx &item, + ISequentialOutStream *realOutStream, + IArchiveExtractCallback *extractCallback, + ICompressProgressInfo *compressProgress, + UInt32 numThreads, Int32 &res); +}; + +HRESULT CZipDecoder::Decode( + DECL_EXTERNAL_CODECS_LOC_VARS + CInArchive &archive, const CItemEx &item, + ISequentialOutStream *realOutStream, + IArchiveExtractCallback *extractCallback, + ICompressProgressInfo *compressProgress, + UInt32 numThreads, Int32 &res) +{ + res = NExtract::NOperationResult::kDataError; + CInStreamReleaser inStreamReleaser; + + bool needCRC = true; + bool wzAesMode = false; + bool pkAesMode = false; + UInt16 methodId = item.CompressionMethod; + if (item.IsEncrypted()) + { + if (item.IsStrongEncrypted()) + { + CStrongCryptoField f; + if (item.CentralExtra.GetStrongCryptoField(f)) + { + pkAesMode = true; + } + if (!pkAesMode) + { + res = NExtract::NOperationResult::kUnSupportedMethod; + return S_OK; + } + } + if (methodId == NFileHeader::NCompressionMethod::kWzAES) + { + CWzAesExtraField aesField; + if (item.CentralExtra.GetWzAesField(aesField)) + { + wzAesMode = true; + needCRC = aesField.NeedCrc(); + } + } + } + + COutStreamWithCRC *outStreamSpec = new COutStreamWithCRC; + CMyComPtr<ISequentialOutStream> outStream = outStreamSpec; + outStreamSpec->SetStream(realOutStream); + outStreamSpec->Init(needCRC); + + UInt64 authenticationPos; + + CMyComPtr<ISequentialInStream> inStream; + { + UInt64 packSize = item.PackSize; + if (wzAesMode) + { + if (packSize < NCrypto::NWzAes::kMacSize) + return S_OK; + packSize -= NCrypto::NWzAes::kMacSize; + } + UInt64 dataPos = item.GetDataPosition(); + inStream.Attach(archive.CreateLimitedStream(dataPos, packSize)); + authenticationPos = dataPos + packSize; + } + + CMyComPtr<ICompressFilter> cryptoFilter; + if (item.IsEncrypted()) + { + if (wzAesMode) + { + CWzAesExtraField aesField; + if (!item.CentralExtra.GetWzAesField(aesField)) + return S_OK; + methodId = aesField.Method; + if (!_wzAesDecoder) + { + _wzAesDecoderSpec = new NCrypto::NWzAes::CDecoder; + _wzAesDecoder = _wzAesDecoderSpec; + } + cryptoFilter = _wzAesDecoder; + Byte properties = aesField.Strength; + RINOK(_wzAesDecoderSpec->SetDecoderProperties2(&properties, 1)); + } + else if (pkAesMode) + { + if (!_pkAesDecoder) + { + _pkAesDecoderSpec = new NCrypto::NZipStrong::CDecoder; + _pkAesDecoder = _pkAesDecoderSpec; + } + cryptoFilter = _pkAesDecoder; + } + else + { + if (!_zipCryptoDecoder) + { + _zipCryptoDecoderSpec = new NCrypto::NZip::CDecoder; + _zipCryptoDecoder = _zipCryptoDecoderSpec; + } + cryptoFilter = _zipCryptoDecoder; + } + CMyComPtr<ICryptoSetPassword> cryptoSetPassword; + RINOK(cryptoFilter.QueryInterface(IID_ICryptoSetPassword, &cryptoSetPassword)); + + if (!getTextPassword) + extractCallback->QueryInterface(IID_ICryptoGetTextPassword, (void **)&getTextPassword); + + if (getTextPassword) + { + CMyComBSTR password; + RINOK(getTextPassword->CryptoGetTextPassword(&password)); + AString charPassword; + if (wzAesMode || pkAesMode) + { + charPassword = UnicodeStringToMultiByte((const wchar_t *)password, CP_ACP); + /* + for (int i = 0;; i++) + { + wchar_t c = password[i]; + if (c == 0) + break; + if (c >= 0x80) + { + res = NExtract::NOperationResult::kDataError; + return S_OK; + } + charPassword += (char)c; + } + */ + } + else + { + // we use OEM. WinZip/Windows probably use ANSI for some files + charPassword = UnicodeStringToMultiByte((const wchar_t *)password, CP_OEMCP); + } + HRESULT result = cryptoSetPassword->CryptoSetPassword( + (const Byte *)(const char *)charPassword, charPassword.Length()); + if (result != S_OK) + return S_OK; + } + else + { + RINOK(cryptoSetPassword->CryptoSetPassword(0, 0)); + } + } + + int m; + for (m = 0; m < methodItems.Size(); m++) + if (methodItems[m].ZipMethod == methodId) + break; + + if (m == methodItems.Size()) + { + CMethodItem mi; + mi.ZipMethod = methodId; + if (methodId == NFileHeader::NCompressionMethod::kStored) + mi.Coder = new NCompress::CCopyCoder; + else if (methodId == NFileHeader::NCompressionMethod::kShrunk) + mi.Coder = new NCompress::NShrink::CDecoder; + else if (methodId == NFileHeader::NCompressionMethod::kImploded) + mi.Coder = new NCompress::NImplode::NDecoder::CCoder; + else if (methodId == NFileHeader::NCompressionMethod::kLZMA) + mi.Coder = new CLzmaDecoder; + else if (methodId == NFileHeader::NCompressionMethod::kPPMd) + mi.Coder = new NCompress::NPpmdZip::CDecoder(true); + else + { + CMethodId szMethodID; + if (methodId == NFileHeader::NCompressionMethod::kBZip2) + szMethodID = kMethodId_BZip2; + else + { + if (methodId > 0xFF) + { + res = NExtract::NOperationResult::kUnSupportedMethod; + return S_OK; + } + szMethodID = kMethodId_ZipBase + (Byte)methodId; + } + + RINOK(CreateCoder(EXTERNAL_CODECS_LOC_VARS szMethodID, mi.Coder, false)); + + if (mi.Coder == 0) + { + res = NExtract::NOperationResult::kUnSupportedMethod; + return S_OK; + } + } + m = methodItems.Add(mi); + } + ICompressCoder *coder = methodItems[m].Coder; + + { + CMyComPtr<ICompressSetDecoderProperties2> setDecoderProperties; + coder->QueryInterface(IID_ICompressSetDecoderProperties2, (void **)&setDecoderProperties); + if (setDecoderProperties) + { + Byte properties = (Byte)item.Flags; + RINOK(setDecoderProperties->SetDecoderProperties2(&properties, 1)); + } + } + + #ifndef _7ZIP_ST + { + CMyComPtr<ICompressSetCoderMt> setCoderMt; + coder->QueryInterface(IID_ICompressSetCoderMt, (void **)&setCoderMt); + if (setCoderMt) + { + RINOK(setCoderMt->SetNumberOfThreads(numThreads)); + } + } + #endif + + { + HRESULT result = S_OK; + CMyComPtr<ISequentialInStream> inStreamNew; + if (item.IsEncrypted()) + { + if (!filterStream) + { + filterStreamSpec = new CFilterCoder; + filterStream = filterStreamSpec; + } + filterStreamSpec->Filter = cryptoFilter; + if (wzAesMode) + { + result = _wzAesDecoderSpec->ReadHeader(inStream); + } + else if (pkAesMode) + { + result =_pkAesDecoderSpec->ReadHeader(inStream, item.FileCRC, item.UnPackSize); + if (result == S_OK) + { + bool passwOK; + result = _pkAesDecoderSpec->CheckPassword(passwOK); + if (result == S_OK && !passwOK) + result = S_FALSE; + } + } + else + { + result = _zipCryptoDecoderSpec->ReadHeader(inStream); + } + + if (result == S_OK) + { + RINOK(filterStreamSpec->SetInStream(inStream)); + inStreamReleaser.FilterCoder = filterStreamSpec; + inStreamNew = filterStream; + if (wzAesMode) + { + if (!_wzAesDecoderSpec->CheckPasswordVerifyCode()) + result = S_FALSE; + } + } + } + else + inStreamNew = inStream; + if (result == S_OK) + result = coder->Code(inStreamNew, outStream, NULL, &item.UnPackSize, compressProgress); + if (result == S_FALSE) + return S_OK; + if (result == E_NOTIMPL) + { + res = NExtract::NOperationResult::kUnSupportedMethod; + return S_OK; + } + + RINOK(result); + } + bool crcOK = true; + bool authOk = true; + if (needCRC) + crcOK = (outStreamSpec->GetCRC() == item.FileCRC); + if (wzAesMode) + { + inStream.Attach(archive.CreateLimitedStream(authenticationPos, NCrypto::NWzAes::kMacSize)); + if (_wzAesDecoderSpec->CheckMac(inStream, authOk) != S_OK) + authOk = false; + } + + res = ((crcOK && authOk) ? + NExtract::NOperationResult::kOK : + NExtract::NOperationResult::kCRCError); + return S_OK; +} + + +STDMETHODIMP CHandler::Extract(const UInt32 *indices, UInt32 numItems, + Int32 testMode, IArchiveExtractCallback *extractCallback) +{ + COM_TRY_BEGIN + CZipDecoder myDecoder; + UInt64 totalUnPacked = 0, totalPacked = 0; + bool allFilesMode = (numItems == (UInt32)-1); + if (allFilesMode) + numItems = m_Items.Size(); + if(numItems == 0) + return S_OK; + UInt32 i; + for (i = 0; i < numItems; i++) + { + const CItemEx &item = m_Items[allFilesMode ? i : indices[i]]; + totalUnPacked += item.UnPackSize; + totalPacked += item.PackSize; + } + RINOK(extractCallback->SetTotal(totalUnPacked)); + + UInt64 currentTotalUnPacked = 0, currentTotalPacked = 0; + UInt64 currentItemUnPacked, currentItemPacked; + + CLocalProgress *lps = new CLocalProgress; + CMyComPtr<ICompressProgressInfo> progress = lps; + lps->Init(extractCallback, false); + + for (i = 0; i < numItems; i++, currentTotalUnPacked += currentItemUnPacked, + currentTotalPacked += currentItemPacked) + { + currentItemUnPacked = 0; + currentItemPacked = 0; + + lps->InSize = currentTotalPacked; + lps->OutSize = currentTotalUnPacked; + RINOK(lps->SetCur()); + + CMyComPtr<ISequentialOutStream> realOutStream; + Int32 askMode = testMode ? + NExtract::NAskMode::kTest : + NExtract::NAskMode::kExtract; + Int32 index = allFilesMode ? i : indices[i]; + + RINOK(extractCallback->GetStream(index, &realOutStream, askMode)); + + CItemEx item = m_Items[index]; + if (!item.FromLocal) + { + HRESULT res = m_Archive.ReadLocalItemAfterCdItem(item); + if (res == S_FALSE) + { + if (item.IsDir() || realOutStream || testMode) + { + RINOK(extractCallback->PrepareOperation(askMode)); + realOutStream.Release(); + RINOK(extractCallback->SetOperationResult(NExtract::NOperationResult::kUnSupportedMethod)); + } + continue; + } + RINOK(res); + } + + if (item.IsDir() || item.IgnoreItem()) + { + // if (!testMode) + { + RINOK(extractCallback->PrepareOperation(askMode)); + realOutStream.Release(); + RINOK(extractCallback->SetOperationResult(NExtract::NOperationResult::kOK)); + } + continue; + } + + currentItemUnPacked = item.UnPackSize; + currentItemPacked = item.PackSize; + + if (!testMode && !realOutStream) + continue; + + RINOK(extractCallback->PrepareOperation(askMode)); + + Int32 res; + RINOK(myDecoder.Decode( + EXTERNAL_CODECS_VARS + m_Archive, item, realOutStream, extractCallback, + progress, _numThreads, res)); + realOutStream.Release(); + + RINOK(extractCallback->SetOperationResult(res)) + } + return S_OK; + COM_TRY_END +} + +IMPL_ISetCompressCodecsInfo + +}} |