mirror of
https://github.com/Xevion/easy7zip.git
synced 2025-12-08 04:07:02 -06:00
608 lines
16 KiB
C++
Executable File
608 lines
16 KiB
C++
Executable File
// ZipHandler.cpp
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#include "StdAfx.h"
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#include "ZipHandler.h"
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#include "Common/Defs.h"
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#include "Common/CRC.h"
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#include "Common/StringConvert.h"
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#include "Common/ComTry.h"
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#include "Windows/Time.h"
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#include "Windows/PropVariant.h"
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#include "../../IPassword.h"
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#include "../../Common/ProgressUtils.h"
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#include "../../Common/StreamObjects.h"
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#include "../../Compress/Copy/CopyCoder.h"
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#include "../Common/ItemNameUtils.h"
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#include "../Common/OutStreamWithCRC.h"
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#include "../Common/FilterCoder.h"
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#include "../7z/7zMethods.h"
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#include "../../Compress/Shrink/ShrinkDecoder.h"
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#include "../../Compress/Implode/ImplodeDecoder.h"
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#ifdef COMPRESS_DEFLATE
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#include "../../Compress/Deflate/DeflateDecoder.h"
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#else
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// {23170F69-40C1-278B-0401-080000000000}
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DEFINE_GUID(CLSID_CCompressDeflateDecoder,
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0x23170F69, 0x40C1, 0x278B, 0x04, 0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00);
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#endif
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#ifdef COMPRESS_DEFLATE64
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#include "../../Compress/Deflate/DeflateDecoder.h"
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#else
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// {23170F69-40C1-278B-0401-090000000000}
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DEFINE_GUID(CLSID_CCompressDeflate64Decoder,
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0x23170F69, 0x40C1, 0x278B, 0x04, 0x01, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00);
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#endif
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/*
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#ifdef COMPRESS_IMPLODE
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#else
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// {23170F69-40C1-278B-0401-060000000000}
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DEFINE_GUID(CLSID_CCompressImplodeDecoder,
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0x23170F69, 0x40C1, 0x278B, 0x04, 0x01, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00);
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#endif
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*/
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#ifdef COMPRESS_BZIP2
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#include "../../Compress/BZip2/BZip2Decoder.h"
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#else
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// {23170F69-40C1-278B-0402-020000000000}
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DEFINE_GUID(CLSID_CCompressBZip2Decoder,
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0x23170F69, 0x40C1, 0x278B, 0x04, 0x02, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00);
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#endif
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#include "../../Crypto/Zip/ZipCipher.h"
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#ifndef EXCLUDE_COM
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#include "../Common/CoderLoader.h"
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#endif
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using namespace NWindows;
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using namespace NTime;
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namespace NArchive {
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namespace NZip {
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const wchar_t *kHostOS[] =
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{
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L"FAT",
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L"AMIGA",
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L"VMS",
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L"Unix",
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L"VM_CMS",
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L"Atari", // what if it's a minix filesystem? [cjh]
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L"HPFS", // filesystem used by OS/2 (and NT 3.x)
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L"Mac",
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L"Z_System",
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L"CPM",
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L"TOPS20", // pkzip 2.50 NTFS
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L"NTFS", // filesystem used by Windows NT
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L"QDOS ", // SMS/QDOS
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L"Acorn", // Archimedes Acorn RISC OS
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L"VFAT", // filesystem used by Windows 95, NT
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L"MVS",
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L"BeOS", // hybrid POSIX/database filesystem
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// BeBOX or PowerMac
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L"Tandem",
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L"THEOS"
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};
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static const int kNumHostOSes = sizeof(kHostOS) / sizeof(kHostOS[0]);
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static const wchar_t *kUnknownOS = L"Unknown";
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/*
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enum // PropID
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{
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kpidUnPackVersion,
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};
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*/
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STATPROPSTG kProperties[] =
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{
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{ NULL, kpidPath, VT_BSTR},
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{ NULL, kpidIsFolder, VT_BOOL},
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{ NULL, kpidSize, VT_UI8},
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{ NULL, kpidPackedSize, VT_UI8},
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{ NULL, kpidLastWriteTime, VT_FILETIME},
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{ NULL, kpidAttributes, VT_UI4},
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{ NULL, kpidEncrypted, VT_BOOL},
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{ NULL, kpidComment, VT_BSTR},
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{ NULL, kpidCRC, VT_UI4},
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{ NULL, kpidMethod, VT_BSTR},
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{ NULL, kpidHostOS, VT_BSTR}
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// { L"UnPack Version", kpidUnPackVersion, VT_UI1},
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};
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const wchar_t *kMethods[] =
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{
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L"Store",
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L"Shrink",
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L"Reduced1",
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L"Reduced2",
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L"Reduced2",
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L"Reduced3",
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L"Implode",
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L"Tokenizing",
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L"Deflate",
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L"Deflate64",
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L"PKImploding",
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L"Unknown",
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L"BZip2"
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};
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const int kNumMethods = sizeof(kMethods) / sizeof(kMethods[0]);
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const wchar_t *kUnknownMethod = L"Unknown";
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CHandler::CHandler():
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m_ArchiveIsOpen(false)
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{
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InitMethodProperties();
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}
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STDMETHODIMP CHandler::GetArchiveProperty(PROPID propID, PROPVARIANT *value)
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{
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value->vt = VT_EMPTY;
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return S_OK;
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}
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STDMETHODIMP CHandler::GetNumberOfProperties(UInt32 *numProperties)
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{
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*numProperties = sizeof(kProperties) / sizeof(kProperties[0]);
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return S_OK;
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}
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STDMETHODIMP CHandler::GetPropertyInfo(UInt32 index,
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BSTR *name, PROPID *propID, VARTYPE *varType)
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{
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if(index >= sizeof(kProperties) / sizeof(kProperties[0]))
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return E_INVALIDARG;
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const STATPROPSTG &srcItem = kProperties[index];
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*propID = srcItem.propid;
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*varType = srcItem.vt;
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*name = 0;
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return S_OK;
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}
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STDMETHODIMP CHandler::GetNumberOfArchiveProperties(UInt32 *numProperties)
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{
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*numProperties = 0;
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return S_OK;
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}
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STDMETHODIMP CHandler::GetArchivePropertyInfo(UInt32 index,
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BSTR *name, PROPID *propID, VARTYPE *varType)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems)
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{
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*numItems = m_Items.Size();
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return S_OK;
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}
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STDMETHODIMP CHandler::GetProperty(UInt32 index, PROPID aPropID, PROPVARIANT *aValue)
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{
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COM_TRY_BEGIN
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NWindows::NCOM::CPropVariant propVariant;
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const CItemEx &item = m_Items[index];
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switch(aPropID)
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{
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case kpidPath:
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propVariant = NItemName::GetOSName2(
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MultiByteToUnicodeString(item.Name, item.GetCodePage()));
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break;
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case kpidIsFolder:
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propVariant = item.IsDirectory();
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break;
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case kpidSize:
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propVariant = item.UnPackSize;
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break;
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case kpidPackedSize:
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propVariant = item.PackSize;
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break;
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case kpidLastWriteTime:
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{
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FILETIME aLocalFileTime, anUTCFileTime;
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if (DosTimeToFileTime(item.Time, aLocalFileTime))
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{
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if (!LocalFileTimeToFileTime(&aLocalFileTime, &anUTCFileTime))
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anUTCFileTime.dwHighDateTime = anUTCFileTime.dwLowDateTime = 0;
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}
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else
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anUTCFileTime.dwHighDateTime = anUTCFileTime.dwLowDateTime = 0;
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propVariant = anUTCFileTime;
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break;
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}
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case kpidAttributes:
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propVariant = item.GetWinAttributes();
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break;
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case kpidEncrypted:
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propVariant = item.IsEncrypted();
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break;
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case kpidComment:
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{
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int size = (int)item.Comment.GetCapacity();
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if (size > 0)
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{
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AString s;
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char *p = s.GetBuffer(size + 1);
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strncpy(p, (const char *)(const Byte *)item.Comment, size);
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p[size] = '\0';
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s.ReleaseBuffer();
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propVariant = MultiByteToUnicodeString(s, item.GetCodePage());
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}
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break;
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}
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case kpidCRC:
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propVariant = item.FileCRC;
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break;
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case kpidMethod:
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{
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UString method;
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if (item.CompressionMethod < kNumMethods)
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method = kMethods[item.CompressionMethod];
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else
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method = kUnknownMethod;
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propVariant = method;
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// propVariant = item.CompressionMethod;
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break;
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}
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case kpidHostOS:
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propVariant = (item.MadeByVersion.HostOS < kNumHostOSes) ?
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(kHostOS[item.MadeByVersion.HostOS]) : kUnknownOS;
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break;
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}
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propVariant.Detach(aValue);
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return S_OK;
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COM_TRY_END
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}
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class CPropgressImp: public CProgressVirt
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{
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CMyComPtr<IArchiveOpenCallback> m_OpenArchiveCallback;
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public:
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STDMETHOD(SetCompleted)(const UInt64 *numFiles);
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void Init(IArchiveOpenCallback *openArchiveCallback)
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{ m_OpenArchiveCallback = openArchiveCallback; }
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};
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STDMETHODIMP CPropgressImp::SetCompleted(const UInt64 *numFiles)
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{
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if (m_OpenArchiveCallback)
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return m_OpenArchiveCallback->SetCompleted(numFiles, NULL);
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return S_OK;
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}
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STDMETHODIMP CHandler::Open(IInStream *inStream,
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const UInt64 *maxCheckStartPosition, IArchiveOpenCallback *openArchiveCallback)
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{
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COM_TRY_BEGIN
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// try
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{
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if(!m_Archive.Open(inStream, maxCheckStartPosition))
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return S_FALSE;
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m_ArchiveIsOpen = true;
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m_Items.Clear();
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if (openArchiveCallback != NULL)
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{
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RINOK(openArchiveCallback->SetTotal(NULL, NULL));
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}
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CPropgressImp propgressImp;
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propgressImp.Init(openArchiveCallback);
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RINOK(m_Archive.ReadHeaders(m_Items, &propgressImp));
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}
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/*
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catch(...)
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{
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return S_FALSE;
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}
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*/
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COM_TRY_END
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return S_OK;
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}
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STDMETHODIMP CHandler::Close()
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{
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m_Archive.Close();
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m_ArchiveIsOpen = false;
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return S_OK;
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}
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//////////////////////////////////////
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// CHandler::DecompressItems
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struct CMethodItem
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{
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Byte ZipMethod;
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CMyComPtr<ICompressCoder> Coder;
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};
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STDMETHODIMP CHandler::Extract(const UInt32* indices, UInt32 numItems,
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Int32 _aTestMode, IArchiveExtractCallback *_anExtractCallback)
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{
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COM_TRY_BEGIN
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CMyComPtr<ICryptoGetTextPassword> getTextPassword;
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bool testMode = (_aTestMode != 0);
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CMyComPtr<IArchiveExtractCallback> extractCallback = _anExtractCallback;
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UInt64 totalUnPacked = 0, totalPacked = 0;
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bool allFilesMode = (numItems == UInt32(-1));
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if (allFilesMode)
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numItems = m_Items.Size();
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if(numItems == 0)
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return S_OK;
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UInt32 i;
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for(i = 0; i < numItems; i++)
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{
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const CItemEx &item = m_Items[allFilesMode ? i : indices[i]];
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totalUnPacked += item.UnPackSize;
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totalPacked += item.PackSize;
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}
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extractCallback->SetTotal(totalUnPacked);
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UInt64 currentTotalUnPacked = 0, currentTotalPacked = 0;
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UInt64 currentItemUnPacked, currentItemPacked;
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#ifndef EXCLUDE_COM
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N7z::LoadMethodMap();
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CCoderLibraries libraries;
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#endif
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CObjectVector<CMethodItem> methodItems;
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/*
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CCoderLibraries _libraries;
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#ifndef COMPRESS_IMPLODE
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CCoderLibrary implodeLib;
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#endif
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CMyComPtr<ICompressCoder> implodeDecoder;
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CMyComPtr<ICompressCoder> deflateDecoder;
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CMyComPtr<ICompressCoder> deflate64Decoder;
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CMyComPtr<ICompressCoder> bzip2Decoder;
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#ifndef CRYPTO_ZIP
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CCoderLibrary cryptoLib;
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#endif
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*/
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NCrypto::NZip::CDecoder *cryptoDecoderSpec;
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CMyComPtr<ICompressFilter> cryptoDecoder;
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CFilterCoder *filterStreamSpec;
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CMyComPtr<ISequentialInStream> filterStream;
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// UInt16 mixerCoderMethod;
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for(i = 0; i < numItems; i++, currentTotalUnPacked += currentItemUnPacked,
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currentTotalPacked += currentItemPacked)
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{
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currentItemUnPacked = 0;
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currentItemPacked = 0;
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RINOK(extractCallback->SetCompleted(¤tTotalUnPacked));
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CMyComPtr<ISequentialOutStream> realOutStream;
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Int32 askMode;
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askMode = testMode ? NArchive::NExtract::NAskMode::kTest :
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NArchive::NExtract::NAskMode::kExtract;
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Int32 index = allFilesMode ? i : indices[i];
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const CItemEx &item = m_Items[index];
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RINOK(extractCallback->GetStream(index, &realOutStream, askMode));
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if(item.IsDirectory() || item.IgnoreItem())
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{
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// if (!testMode)
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{
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RINOK(extractCallback->PrepareOperation(askMode));
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RINOK(extractCallback->SetOperationResult(NArchive::NExtract::NOperationResult::kOK));
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}
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continue;
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}
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if (!testMode && (!realOutStream))
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continue;
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RINOK(extractCallback->PrepareOperation(askMode));
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currentItemUnPacked = item.UnPackSize;
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currentItemPacked = item.PackSize;
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CInStreamReleaser inStreamReleaser;
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{
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COutStreamWithCRC *outStreamSpec = new COutStreamWithCRC;
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CMyComPtr<ISequentialOutStream> outStream(outStreamSpec);
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outStreamSpec->Init(realOutStream);
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realOutStream.Release();
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CMyComPtr<ISequentialInStream> inStream;
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inStream.Attach(m_Archive.CreateLimitedStream(item.GetDataPosition(),
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item.PackSize));
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CLocalProgress *localProgressSpec = new CLocalProgress;
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CMyComPtr<ICompressProgressInfo> progress = localProgressSpec;
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localProgressSpec->Init(extractCallback, false);
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CLocalCompressProgressInfo *localCompressProgressSpec =
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new CLocalCompressProgressInfo;
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CMyComPtr<ICompressProgressInfo> compressProgress = localCompressProgressSpec;
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localCompressProgressSpec->Init(progress,
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¤tTotalPacked,
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¤tTotalUnPacked);
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if (item.IsEncrypted())
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{
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if (!cryptoDecoder)
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{
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cryptoDecoderSpec = new NCrypto::NZip::CDecoder;
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cryptoDecoder = cryptoDecoderSpec;
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}
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CMyComPtr<ICryptoSetPassword> cryptoSetPassword;
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RINOK(cryptoDecoder.QueryInterface(
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IID_ICryptoSetPassword, &cryptoSetPassword));
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if (!getTextPassword)
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extractCallback.QueryInterface(
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IID_ICryptoGetTextPassword, &getTextPassword);
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if (getTextPassword)
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{
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CMyComBSTR password;
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RINOK(getTextPassword->CryptoGetTextPassword(&password));
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AString anOemPassword = UnicodeStringToMultiByte(
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(const wchar_t *)password, CP_OEMCP);
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RINOK(cryptoSetPassword->CryptoSetPassword(
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(const Byte *)(const char *)anOemPassword, anOemPassword.Length()));
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}
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else
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{
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RINOK(cryptoSetPassword->CryptoSetPassword(0, 0));
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}
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}
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int m;
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for (m = 0; m < methodItems.Size(); m++)
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if (methodItems[m].ZipMethod == item.CompressionMethod)
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break;
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if (m == methodItems.Size())
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{
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CMethodItem mi;
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mi.ZipMethod = (Byte)item.CompressionMethod;
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if (item.CompressionMethod == NFileHeader::NCompressionMethod::kStored)
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mi.Coder = new NCompress::CCopyCoder;
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else if (item.CompressionMethod == NFileHeader::NCompressionMethod::kShrunk)
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mi.Coder = new NCompress::NShrink::CDecoder;
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else if (item.CompressionMethod == NFileHeader::NCompressionMethod::kImploded)
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mi.Coder = new NCompress::NImplode::NDecoder::CCoder;
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else
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{
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#ifdef EXCLUDE_COM
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switch(item.CompressionMethod)
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{
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case NFileHeader::NCompressionMethod::kDeflated:
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mi.Coder = new NCompress::NDeflate::NDecoder::CCOMCoder;
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break;
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case NFileHeader::NCompressionMethod::kDeflated64:
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mi.Coder = new NCompress::NDeflate::NDecoder::CCOMCoder64;
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break;
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case NFileHeader::NCompressionMethod::kBZip2:
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mi.Coder = new NCompress::NBZip2::CDecoder;
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break;
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default:
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RINOK(extractCallback->SetOperationResult(
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NArchive::NExtract::NOperationResult::kUnSupportedMethod));
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continue;
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}
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#else
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N7z::CMethodID methodID = { { 0x04, 0x01 } , 3 };
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methodID.ID[2] = mi.ZipMethod;
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if (item.CompressionMethod == NFileHeader::NCompressionMethod::kStored)
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{
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methodID.ID[0] = 0;
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methodID.IDSize = 1;
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}
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else if (item.CompressionMethod == NFileHeader::NCompressionMethod::kBZip2)
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{
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methodID.ID[1] = 0x02;
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methodID.ID[2] = 0x02;
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|
}
|
|
|
|
N7z::CMethodInfo methodInfo;
|
|
if (!N7z::GetMethodInfo(methodID, methodInfo))
|
|
{
|
|
RINOK(extractCallback->SetOperationResult(
|
|
NArchive::NExtract::NOperationResult::kUnSupportedMethod));
|
|
continue;
|
|
}
|
|
RINOK(libraries.CreateCoder(methodInfo.FilePath,
|
|
methodInfo.Decoder, &mi.Coder));
|
|
#endif
|
|
}
|
|
m = methodItems.Add(mi);
|
|
}
|
|
ICompressCoder *coder = methodItems[m].Coder;
|
|
|
|
CMyComPtr<ICompressSetDecoderProperties2> compressSetDecoderProperties;
|
|
if (coder->QueryInterface(IID_ICompressSetDecoderProperties2, (void **)&compressSetDecoderProperties) == S_OK)
|
|
{
|
|
Byte properties = (Byte)item.Flags;
|
|
RINOK(compressSetDecoderProperties->SetDecoderProperties2(&properties, 1));
|
|
}
|
|
|
|
// case NFileHeader::NCompressionMethod::kImploded:
|
|
// switch(item.CompressionMethod)
|
|
try
|
|
{
|
|
HRESULT result;
|
|
CMyComPtr<ISequentialInStream> inStreamNew;
|
|
if (item.IsEncrypted())
|
|
{
|
|
if (!filterStream)
|
|
{
|
|
filterStreamSpec = new CFilterCoder;
|
|
filterStream = filterStreamSpec;
|
|
filterStreamSpec->Filter = cryptoDecoder;
|
|
}
|
|
RINOK(cryptoDecoderSpec->ReadHeader(inStream));
|
|
RINOK(filterStreamSpec->SetInStream(inStream));
|
|
inStreamReleaser.FilterCoder = filterStreamSpec;
|
|
|
|
/*
|
|
switch(item.CompressionMethod)
|
|
{
|
|
case NFileHeader::NCompressionMethod::kStored:
|
|
mixerCoderSpec->SetCoderInfo(0, ¤tItemPacked,
|
|
¤tItemUnPacked);
|
|
mixerCoderSpec->SetCoderInfo(1, NULL, NULL);
|
|
break;
|
|
default:
|
|
mixerCoderSpec->SetCoderInfo(0, ¤tItemPacked, NULL);
|
|
mixerCoderSpec->SetCoderInfo(1, NULL, ¤tItemUnPacked);
|
|
break;
|
|
}
|
|
*/
|
|
inStreamNew = filterStream;
|
|
}
|
|
else
|
|
{
|
|
inStreamNew = inStream;
|
|
}
|
|
result = coder->Code(inStreamNew, outStream,
|
|
NULL, ¤tItemUnPacked, compressProgress);
|
|
if (result == S_FALSE)
|
|
throw "data error";
|
|
if (result != S_OK)
|
|
return result;
|
|
}
|
|
catch(...)
|
|
{
|
|
outStream.Release();
|
|
RINOK(extractCallback->SetOperationResult(
|
|
NArchive::NExtract::NOperationResult::kDataError));
|
|
continue;
|
|
}
|
|
bool crcOK = outStreamSpec->GetCRC() == item.FileCRC;
|
|
outStream.Release();
|
|
RINOK(extractCallback->SetOperationResult(crcOK ? NArchive::NExtract::NOperationResult::kOK :
|
|
NArchive::NExtract::NOperationResult::kCRCError))
|
|
}
|
|
}
|
|
return S_OK;
|
|
COM_TRY_END
|
|
}
|
|
|
|
}}
|