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Diffstat (limited to 'src/libs/7zip/unix/CPP/7zip/Archive/Zip/ZipHandler.cpp')
-rw-r--r--src/libs/7zip/unix/CPP/7zip/Archive/Zip/ZipHandler.cpp822
1 files changed, 0 insertions, 822 deletions
diff --git a/src/libs/7zip/unix/CPP/7zip/Archive/Zip/ZipHandler.cpp b/src/libs/7zip/unix/CPP/7zip/Archive/Zip/ZipHandler.cpp
deleted file mode 100644
index bd1563226..000000000
--- a/src/libs/7zip/unix/CPP/7zip/Archive/Zip/ZipHandler.cpp
+++ /dev/null
@@ -1,822 +0,0 @@
-// 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
-
-}}