mirror of
https://github.com/Xevion/easy7zip.git
synced 2025-12-06 21:14:58 -06:00
551 lines
15 KiB
C++
Executable File
551 lines
15 KiB
C++
Executable File
// OpenArchive.cpp
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#include "StdAfx.h"
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#include "OpenArchive.h"
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#include "Common/Wildcard.h"
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#include "Windows/FileName.h"
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#include "Windows/FileDir.h"
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#include "Windows/Defs.h"
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#include "Windows/PropVariant.h"
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#include "../../Common/FileStreams.h"
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#include "../../Common/StreamUtils.h"
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#include "Common/StringConvert.h"
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#include "DefaultName.h"
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using namespace NWindows;
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HRESULT GetArchiveItemPath(IInArchive *archive, UInt32 index, UString &result)
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{
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NCOM::CPropVariant prop;
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RINOK(archive->GetProperty(index, kpidPath, &prop));
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if(prop.vt == VT_BSTR)
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result = prop.bstrVal;
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else if (prop.vt == VT_EMPTY)
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result.Empty();
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else
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return E_FAIL;
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return S_OK;
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}
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HRESULT GetArchiveItemPath(IInArchive *archive, UInt32 index, const UString &defaultName, UString &result)
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{
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RINOK(GetArchiveItemPath(archive, index, result));
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if (result.IsEmpty())
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{
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result = defaultName;
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NCOM::CPropVariant prop;
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RINOK(archive->GetProperty(index, kpidExtension, &prop));
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if (prop.vt == VT_BSTR)
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{
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result += L'.';
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result += prop.bstrVal;
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}
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else if (prop.vt != VT_EMPTY)
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return E_FAIL;
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}
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return S_OK;
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}
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HRESULT GetArchiveItemFileTime(IInArchive *archive, UInt32 index,
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const FILETIME &defaultFileTime, FILETIME &fileTime)
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{
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NCOM::CPropVariant prop;
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RINOK(archive->GetProperty(index, kpidMTime, &prop));
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if (prop.vt == VT_FILETIME)
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fileTime = prop.filetime;
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else if (prop.vt == VT_EMPTY)
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fileTime = defaultFileTime;
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else
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return E_FAIL;
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return S_OK;
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}
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HRESULT IsArchiveItemProp(IInArchive *archive, UInt32 index, PROPID propID, bool &result)
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{
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NCOM::CPropVariant prop;
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RINOK(archive->GetProperty(index, propID, &prop));
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if(prop.vt == VT_BOOL)
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result = VARIANT_BOOLToBool(prop.boolVal);
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else if (prop.vt == VT_EMPTY)
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result = false;
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else
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return E_FAIL;
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return S_OK;
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}
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HRESULT IsArchiveItemFolder(IInArchive *archive, UInt32 index, bool &result)
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{
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return IsArchiveItemProp(archive, index, kpidIsDir, result);
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}
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HRESULT IsArchiveItemAnti(IInArchive *archive, UInt32 index, bool &result)
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{
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return IsArchiveItemProp(archive, index, kpidIsAnti, result);
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}
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// Static-SFX (for Linux) can be big.
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const UInt64 kMaxCheckStartPosition = 1 << 22;
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HRESULT ReOpenArchive(IInArchive *archive, const UString &fileName, IArchiveOpenCallback *openArchiveCallback)
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{
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CInFileStream *inStreamSpec = new CInFileStream;
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CMyComPtr<IInStream> inStream(inStreamSpec);
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inStreamSpec->Open(fileName);
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return archive->Open(inStream, &kMaxCheckStartPosition, openArchiveCallback);
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}
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#ifndef _SFX
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static inline bool TestSignature(const Byte *p1, const Byte *p2, size_t size)
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{
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for (size_t i = 0; i < size; i++)
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if (p1[i] != p2[i])
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return false;
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return true;
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}
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#endif
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HRESULT OpenArchive(
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CCodecs *codecs,
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int arcTypeIndex,
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IInStream *inStream,
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const UString &fileName,
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IInArchive **archiveResult,
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int &formatIndex,
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UString &defaultItemName,
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IArchiveOpenCallback *openArchiveCallback)
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{
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*archiveResult = NULL;
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UString extension;
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{
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int dotPos = fileName.ReverseFind(L'.');
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if (dotPos >= 0)
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extension = fileName.Mid(dotPos + 1);
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}
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CIntVector orderIndices;
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if (arcTypeIndex >= 0)
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orderIndices.Add(arcTypeIndex);
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else
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{
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int i;
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int numFinded = 0;
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for (i = 0; i < codecs->Formats.Size(); i++)
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if (codecs->Formats[i].FindExtension(extension) >= 0)
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orderIndices.Insert(numFinded++, i);
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else
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orderIndices.Add(i);
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#ifndef _SFX
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if (numFinded != 1)
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{
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CIntVector orderIndices2;
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CByteBuffer byteBuffer;
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const size_t kBufferSize = (1 << 21);
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byteBuffer.SetCapacity(kBufferSize);
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RINOK(inStream->Seek(0, STREAM_SEEK_SET, NULL));
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size_t processedSize = kBufferSize;
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RINOK(ReadStream(inStream, byteBuffer, &processedSize));
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if (processedSize == 0)
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return S_FALSE;
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const Byte *buf = byteBuffer;
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Byte hash[1 << 16];
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memset(hash, 0xFF, 1 << 16);
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Byte prevs[256];
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if (orderIndices.Size() > 255)
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return S_FALSE;
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int i;
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for (i = 0; i < orderIndices.Size(); i++)
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{
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const CArcInfoEx &ai = codecs->Formats[orderIndices[i]];
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const CByteBuffer &sig = ai.StartSignature;
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if (sig.GetCapacity() < 2)
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continue;
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UInt32 v = sig[0] | ((UInt32)sig[1] << 8);
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prevs[i] = hash[v];
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hash[v] = (Byte)i;
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}
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processedSize--;
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for (UInt32 pos = 0; pos < processedSize; pos++)
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{
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for (; pos < processedSize && hash[buf[pos] | ((UInt32)buf[pos + 1] << 8)] == 0xFF; pos++);
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if (pos == processedSize)
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break;
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UInt32 v = buf[pos] | ((UInt32)buf[pos + 1] << 8);
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Byte *ptr = &hash[v];
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int i = *ptr;
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do
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{
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int index = orderIndices[i];
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const CArcInfoEx &ai = codecs->Formats[index];
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const CByteBuffer &sig = ai.StartSignature;
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if (sig.GetCapacity() != 0 && pos + sig.GetCapacity() <= processedSize + 1)
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if (TestSignature(buf + pos, sig, sig.GetCapacity()))
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{
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orderIndices2.Add(index);
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orderIndices[i] = 0xFF;
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*ptr = prevs[i];
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}
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ptr = &prevs[i];
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i = *ptr;
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}
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while (i != 0xFF);
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}
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for (i = 0; i < orderIndices.Size(); i++)
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{
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int val = orderIndices[i];
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if (val != 0xFF)
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orderIndices2.Add(val);
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}
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orderIndices = orderIndices2;
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if (orderIndices.Size() >= 2)
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{
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int isoIndex = codecs->FindFormatForArchiveType(L"iso");
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int udfIndex = codecs->FindFormatForArchiveType(L"udf");
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int iIso = -1;
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int iUdf = -1;
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for (int i = 0; i < orderIndices.Size(); i++)
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{
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if (orderIndices[i] == isoIndex) iIso = i;
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if (orderIndices[i] == udfIndex) iUdf = i;
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}
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if (iUdf == iIso + 1)
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{
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orderIndices[iUdf] = isoIndex;
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orderIndices[iIso] = udfIndex;
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}
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}
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}
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else if (extension == L"000" || extension == L"001")
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{
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CByteBuffer byteBuffer;
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const size_t kBufferSize = (1 << 10);
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byteBuffer.SetCapacity(kBufferSize);
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Byte *buffer = byteBuffer;
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RINOK(inStream->Seek(0, STREAM_SEEK_SET, NULL));
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size_t processedSize = kBufferSize;
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RINOK(ReadStream(inStream, buffer, &processedSize));
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if (processedSize >= 16)
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{
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Byte kRarHeader[] = {0x52 , 0x61, 0x72, 0x21, 0x1a, 0x07, 0x00};
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if (TestSignature(buffer, kRarHeader, 7) && buffer[9] == 0x73 && (buffer[10] & 1) != 0)
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{
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for (int i = 0; i < orderIndices.Size(); i++)
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{
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int index = orderIndices[i];
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const CArcInfoEx &ai = codecs->Formats[index];
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if (ai.Name.CompareNoCase(L"rar") != 0)
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continue;
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orderIndices.Delete(i--);
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orderIndices.Insert(0, index);
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break;
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}
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}
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}
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}
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#endif
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}
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for(int i = 0; i < orderIndices.Size(); i++)
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{
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inStream->Seek(0, STREAM_SEEK_SET, NULL);
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CMyComPtr<IInArchive> archive;
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formatIndex = orderIndices[i];
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RINOK(codecs->CreateInArchive(formatIndex, archive));
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if (!archive)
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continue;
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#ifdef EXTERNAL_CODECS
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{
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CMyComPtr<ISetCompressCodecsInfo> setCompressCodecsInfo;
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archive.QueryInterface(IID_ISetCompressCodecsInfo, (void **)&setCompressCodecsInfo);
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if (setCompressCodecsInfo)
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{
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RINOK(setCompressCodecsInfo->SetCompressCodecsInfo(codecs));
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}
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}
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#endif
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HRESULT result = archive->Open(inStream, &kMaxCheckStartPosition, openArchiveCallback);
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if (result == S_FALSE)
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continue;
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RINOK(result);
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*archiveResult = archive.Detach();
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const CArcInfoEx &format = codecs->Formats[formatIndex];
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if (format.Exts.Size() == 0)
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{
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defaultItemName = GetDefaultName2(fileName, L"", L"");
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}
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else
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{
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int subExtIndex = format.FindExtension(extension);
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if (subExtIndex < 0)
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subExtIndex = 0;
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defaultItemName = GetDefaultName2(fileName,
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format.Exts[subExtIndex].Ext,
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format.Exts[subExtIndex].AddExt);
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}
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return S_OK;
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}
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return S_FALSE;
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}
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HRESULT OpenArchive(
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CCodecs *codecs,
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int arcTypeIndex,
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const UString &filePath,
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IInArchive **archiveResult,
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int &formatIndex,
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UString &defaultItemName,
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IArchiveOpenCallback *openArchiveCallback)
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{
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CInFileStream *inStreamSpec = new CInFileStream;
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CMyComPtr<IInStream> inStream(inStreamSpec);
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if (!inStreamSpec->Open(filePath))
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return GetLastError();
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return OpenArchive(codecs, arcTypeIndex, inStream, ExtractFileNameFromPath(filePath),
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archiveResult, formatIndex,
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defaultItemName, openArchiveCallback);
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}
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static void MakeDefaultName(UString &name)
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{
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int dotPos = name.ReverseFind(L'.');
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if (dotPos < 0)
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return;
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UString ext = name.Mid(dotPos + 1);
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if (ext.IsEmpty())
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return;
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for (int pos = 0; pos < ext.Length(); pos++)
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if (ext[pos] < L'0' || ext[pos] > L'9')
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return;
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name = name.Left(dotPos);
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}
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HRESULT OpenArchive(
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CCodecs *codecs,
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const CIntVector &formatIndices,
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const UString &fileName,
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IInArchive **archive0,
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IInArchive **archive1,
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int &formatIndex0,
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int &formatIndex1,
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UString &defaultItemName0,
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UString &defaultItemName1,
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IArchiveOpenCallback *openArchiveCallback)
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{
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if (formatIndices.Size() >= 3)
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return E_NOTIMPL;
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int arcTypeIndex = -1;
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if (formatIndices.Size() >= 1)
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arcTypeIndex = formatIndices[formatIndices.Size() - 1];
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HRESULT result = OpenArchive(codecs, arcTypeIndex, fileName,
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archive0, formatIndex0, defaultItemName0, openArchiveCallback);
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RINOK(result);
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if (formatIndices.Size() == 1)
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return S_OK;
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arcTypeIndex = -1;
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if (formatIndices.Size() >= 2)
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arcTypeIndex = formatIndices[formatIndices.Size() - 2];
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HRESULT resSpec = (formatIndices.Size() == 0 ? S_OK : E_NOTIMPL);
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CMyComPtr<IInArchiveGetStream> getStream;
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result = (*archive0)->QueryInterface(IID_IInArchiveGetStream, (void **)&getStream);
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if (result != S_OK || !getStream)
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return resSpec;
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CMyComPtr<ISequentialInStream> subSeqStream;
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result = getStream->GetStream(0, &subSeqStream);
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if (result != S_OK || !subSeqStream)
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return resSpec;
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CMyComPtr<IInStream> subStream;
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result = subSeqStream.QueryInterface(IID_IInStream, &subStream);
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if (result != S_OK || !subStream)
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return resSpec;
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UInt32 numItems;
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RINOK((*archive0)->GetNumberOfItems(&numItems));
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if (numItems < 1)
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return resSpec;
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UString subPath;
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RINOK(GetArchiveItemPath(*archive0, 0, subPath))
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if (subPath.IsEmpty())
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{
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MakeDefaultName(defaultItemName0);
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subPath = defaultItemName0;
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const CArcInfoEx &format = codecs->Formats[formatIndex0];
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if (format.Name.CompareNoCase(L"7z") == 0)
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{
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if (subPath.Right(3).CompareNoCase(L".7z") != 0)
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subPath += L".7z";
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}
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}
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else
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subPath = ExtractFileNameFromPath(subPath);
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CMyComPtr<IArchiveOpenSetSubArchiveName> setSubArchiveName;
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openArchiveCallback->QueryInterface(IID_IArchiveOpenSetSubArchiveName, (void **)&setSubArchiveName);
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if (setSubArchiveName)
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setSubArchiveName->SetSubArchiveName(subPath);
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result = OpenArchive(codecs, arcTypeIndex, subStream, subPath,
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archive1, formatIndex1, defaultItemName1, openArchiveCallback);
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resSpec = (formatIndices.Size() == 0 ? S_OK : S_FALSE);
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if (result != S_OK)
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return resSpec;
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return S_OK;
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}
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static void SetCallback(const UString &archiveName,
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IOpenCallbackUI *openCallbackUI,
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IArchiveOpenCallback *reOpenCallback,
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CMyComPtr<IArchiveOpenCallback> &openCallback)
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{
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COpenCallbackImp *openCallbackSpec = new COpenCallbackImp;
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openCallback = openCallbackSpec;
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openCallbackSpec->Callback = openCallbackUI;
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openCallbackSpec->ReOpenCallback = reOpenCallback;
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UString fullName;
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int fileNamePartStartIndex;
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NFile::NDirectory::MyGetFullPathName(archiveName, fullName, fileNamePartStartIndex);
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openCallbackSpec->Init(
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fullName.Left(fileNamePartStartIndex),
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fullName.Mid(fileNamePartStartIndex));
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}
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HRESULT MyOpenArchive(
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CCodecs *codecs,
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int arcTypeIndex,
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const UString &archiveName,
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IInArchive **archive, UString &defaultItemName, IOpenCallbackUI *openCallbackUI)
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{
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CMyComPtr<IArchiveOpenCallback> openCallback;
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SetCallback(archiveName, openCallbackUI, NULL, openCallback);
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int formatInfo;
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return OpenArchive(codecs, arcTypeIndex, archiveName, archive, formatInfo, defaultItemName, openCallback);
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}
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HRESULT MyOpenArchive(
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CCodecs *codecs,
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const CIntVector &formatIndices,
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const UString &archiveName,
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IInArchive **archive0,
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IInArchive **archive1,
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UString &defaultItemName0,
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UString &defaultItemName1,
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UStringVector &volumePaths,
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UInt64 &volumesSize,
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IOpenCallbackUI *openCallbackUI)
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{
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volumesSize = 0;
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COpenCallbackImp *openCallbackSpec = new COpenCallbackImp;
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CMyComPtr<IArchiveOpenCallback> openCallback = openCallbackSpec;
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openCallbackSpec->Callback = openCallbackUI;
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UString fullName;
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int fileNamePartStartIndex;
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NFile::NDirectory::MyGetFullPathName(archiveName, fullName, fileNamePartStartIndex);
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UString prefix = fullName.Left(fileNamePartStartIndex);
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UString name = fullName.Mid(fileNamePartStartIndex);
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openCallbackSpec->Init(prefix, name);
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int formatIndex0, formatIndex1;
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RINOK(OpenArchive(codecs, formatIndices, archiveName,
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archive0,
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archive1,
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formatIndex0,
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formatIndex1,
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defaultItemName0,
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defaultItemName1,
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openCallback));
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volumePaths.Add(prefix + name);
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for (int i = 0; i < openCallbackSpec->FileNames.Size(); i++)
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volumePaths.Add(prefix + openCallbackSpec->FileNames[i]);
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volumesSize = openCallbackSpec->TotalSize;
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return S_OK;
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}
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HRESULT CArchiveLink::Close()
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{
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if (Archive1 != 0)
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RINOK(Archive1->Close());
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if (Archive0 != 0)
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RINOK(Archive0->Close());
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IsOpen = false;
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return S_OK;
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}
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void CArchiveLink::Release()
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{
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IsOpen = false;
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Archive1.Release();
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Archive0.Release();
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}
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HRESULT OpenArchive(
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CCodecs *codecs,
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const CIntVector &formatIndices,
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const UString &archiveName,
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CArchiveLink &archiveLink,
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IArchiveOpenCallback *openCallback)
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{
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HRESULT res = OpenArchive(codecs, formatIndices, archiveName,
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&archiveLink.Archive0, &archiveLink.Archive1,
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archiveLink.FormatIndex0, archiveLink.FormatIndex1,
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archiveLink.DefaultItemName0, archiveLink.DefaultItemName1,
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openCallback);
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archiveLink.IsOpen = (res == S_OK);
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return res;
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}
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HRESULT MyOpenArchive(CCodecs *codecs,
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const CIntVector &formatIndices,
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const UString &archiveName,
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CArchiveLink &archiveLink,
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IOpenCallbackUI *openCallbackUI)
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{
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HRESULT res = MyOpenArchive(codecs, formatIndices, archiveName,
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&archiveLink.Archive0, &archiveLink.Archive1,
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archiveLink.DefaultItemName0, archiveLink.DefaultItemName1,
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archiveLink.VolumePaths,
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archiveLink.VolumesSize,
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openCallbackUI);
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archiveLink.IsOpen = (res == S_OK);
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return res;
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}
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HRESULT ReOpenArchive(CCodecs *codecs, CArchiveLink &archiveLink, const UString &fileName,
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IArchiveOpenCallback *openCallback)
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{
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if (archiveLink.GetNumLevels() > 1)
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return E_NOTIMPL;
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|
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if (archiveLink.GetNumLevels() == 0)
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return MyOpenArchive(codecs, CIntVector(), fileName, archiveLink, 0);
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CMyComPtr<IArchiveOpenCallback> openCallbackNew;
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SetCallback(fileName, NULL, openCallback, openCallbackNew);
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HRESULT res = ReOpenArchive(archiveLink.GetArchive(), fileName, openCallbackNew);
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archiveLink.IsOpen = (res == S_OK);
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return res;
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}
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