--- a/misc/libphysfs/lzma/CPP/7zip/Archive/7z/7zIn.h Thu Oct 11 23:43:31 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,235 +0,0 @@
-// 7zIn.h
-
-#ifndef __7Z_IN_H
-#define __7Z_IN_H
-
-#include "../../../Common/MyCom.h"
-#include "../../IStream.h"
-#include "../../IPassword.h"
-#include "../../Common/CreateCoder.h"
-#include "../../Common/InBuffer.h"
-
-#include "7zItem.h"
-
-namespace NArchive {
-namespace N7z {
-
-struct CInArchiveInfo
-{
- CArchiveVersion Version;
- UInt64 StartPosition;
- UInt64 StartPositionAfterHeader;
- UInt64 DataStartPosition;
- UInt64 DataStartPosition2;
- CRecordVector<UInt64> FileInfoPopIDs;
- void Clear()
- {
- FileInfoPopIDs.Clear();
- }
-};
-
-struct CArchiveDatabaseEx: public CArchiveDatabase
-{
- CInArchiveInfo ArchiveInfo;
- CRecordVector<UInt64> PackStreamStartPositions;
- CRecordVector<CNum> FolderStartPackStreamIndex;
- CRecordVector<CNum> FolderStartFileIndex;
- CRecordVector<CNum> FileIndexToFolderIndexMap;
-
- void Clear()
- {
- CArchiveDatabase::Clear();
- ArchiveInfo.Clear();
- PackStreamStartPositions.Clear();
- FolderStartPackStreamIndex.Clear();
- FolderStartFileIndex.Clear();
- FileIndexToFolderIndexMap.Clear();
- }
-
- void FillFolderStartPackStream();
- void FillStartPos();
- void FillFolderStartFileIndex();
-
- void Fill()
- {
- FillFolderStartPackStream();
- FillStartPos();
- FillFolderStartFileIndex();
- }
-
- UInt64 GetFolderStreamPos(int folderIndex, int indexInFolder) const
- {
- return ArchiveInfo.DataStartPosition +
- PackStreamStartPositions[FolderStartPackStreamIndex[folderIndex] + indexInFolder];
- }
-
- UInt64 GetFolderFullPackSize(int folderIndex) const
- {
- CNum packStreamIndex = FolderStartPackStreamIndex[folderIndex];
- const CFolder &folder = Folders[folderIndex];
- UInt64 size = 0;
- for (int i = 0; i < folder.PackStreams.Size(); i++)
- size += PackSizes[packStreamIndex + i];
- return size;
- }
-
- UInt64 GetFolderPackStreamSize(int folderIndex, int streamIndex) const
- {
- return PackSizes[FolderStartPackStreamIndex[folderIndex] + streamIndex];
- }
-
- UInt64 GetFilePackSize(CNum fileIndex) const
- {
- CNum folderIndex = FileIndexToFolderIndexMap[fileIndex];
- if (folderIndex != kNumNoIndex)
- if (FolderStartFileIndex[folderIndex] == fileIndex)
- return GetFolderFullPackSize(folderIndex);
- return 0;
- }
-};
-
-class CInByte2
-{
- const Byte *_buffer;
- size_t _size;
- size_t _pos;
-public:
- void Init(const Byte *buffer, size_t size)
- {
- _buffer = buffer;
- _size = size;
- _pos = 0;
- }
- Byte ReadByte();
- void ReadBytes(Byte *data, size_t size);
- void SkeepData(UInt64 size);
- void SkeepData();
- UInt64 ReadNumber();
- CNum ReadNum();
- UInt32 ReadUInt32();
- UInt64 ReadUInt64();
- void ReadString(UString &s);
-};
-
-class CStreamSwitch;
-
-const UInt32 kHeaderSize = 32;
-
-class CInArchive
-{
- friend class CStreamSwitch;
-
- CMyComPtr<IInStream> _stream;
-
- CObjectVector<CInByte2> _inByteVector;
- CInByte2 *_inByteBack;
-
- UInt64 _arhiveBeginStreamPosition;
-
- Byte _header[kHeaderSize];
-
- void AddByteStream(const Byte *buffer, size_t size)
- {
- _inByteVector.Add(CInByte2());
- _inByteBack = &_inByteVector.Back();
- _inByteBack->Init(buffer, size);
- }
-
- void DeleteByteStream()
- {
- _inByteVector.DeleteBack();
- if (!_inByteVector.IsEmpty())
- _inByteBack = &_inByteVector.Back();
- }
-
-private:
- HRESULT FindAndReadSignature(IInStream *stream, const UInt64 *searchHeaderSizeLimit);
-
- void ReadBytes(Byte *data, size_t size) { _inByteBack->ReadBytes(data, size); }
- Byte ReadByte() { return _inByteBack->ReadByte(); }
- UInt64 ReadNumber() { return _inByteBack->ReadNumber(); }
- CNum ReadNum() { return _inByteBack->ReadNum(); }
- UInt64 ReadID() { return _inByteBack->ReadNumber(); }
- UInt32 ReadUInt32() { return _inByteBack->ReadUInt32(); }
- UInt64 ReadUInt64() { return _inByteBack->ReadUInt64(); }
- void SkeepData(UInt64 size) { _inByteBack->SkeepData(size); }
- void SkeepData() { _inByteBack->SkeepData(); }
- void WaitAttribute(UInt64 attribute);
-
- void ReadArchiveProperties(CInArchiveInfo &archiveInfo);
- void GetNextFolderItem(CFolder &itemInfo);
- void ReadHashDigests(int numItems,
- CRecordVector<bool> &digestsDefined, CRecordVector<UInt32> &digests);
-
- void ReadPackInfo(
- UInt64 &dataOffset,
- CRecordVector<UInt64> &packSizes,
- CRecordVector<bool> &packCRCsDefined,
- CRecordVector<UInt32> &packCRCs);
-
- void ReadUnPackInfo(
- const CObjectVector<CByteBuffer> *dataVector,
- CObjectVector<CFolder> &folders);
-
- void ReadSubStreamsInfo(
- const CObjectVector<CFolder> &folders,
- CRecordVector<CNum> &numUnPackStreamsInFolders,
- CRecordVector<UInt64> &unPackSizes,
- CRecordVector<bool> &digestsDefined,
- CRecordVector<UInt32> &digests);
-
- void ReadStreamsInfo(
- const CObjectVector<CByteBuffer> *dataVector,
- UInt64 &dataOffset,
- CRecordVector<UInt64> &packSizes,
- CRecordVector<bool> &packCRCsDefined,
- CRecordVector<UInt32> &packCRCs,
- CObjectVector<CFolder> &folders,
- CRecordVector<CNum> &numUnPackStreamsInFolders,
- CRecordVector<UInt64> &unPackSizes,
- CRecordVector<bool> &digestsDefined,
- CRecordVector<UInt32> &digests);
-
-
- void ReadBoolVector(int numItems, CBoolVector &v);
- void ReadBoolVector2(int numItems, CBoolVector &v);
- void ReadTime(const CObjectVector<CByteBuffer> &dataVector,
- CObjectVector<CFileItem> &files, UInt32 type);
- HRESULT ReadAndDecodePackedStreams(
- DECL_EXTERNAL_CODECS_LOC_VARS
- UInt64 baseOffset, UInt64 &dataOffset,
- CObjectVector<CByteBuffer> &dataVector
- #ifndef _NO_CRYPTO
- , ICryptoGetTextPassword *getTextPassword
- #endif
- );
- HRESULT ReadHeader(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CArchiveDatabaseEx &database
- #ifndef _NO_CRYPTO
- ,ICryptoGetTextPassword *getTextPassword
- #endif
- );
- HRESULT ReadDatabase2(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CArchiveDatabaseEx &database
- #ifndef _NO_CRYPTO
- ,ICryptoGetTextPassword *getTextPassword
- #endif
- );
-public:
- HRESULT Open(IInStream *stream, const UInt64 *searchHeaderSizeLimit); // S_FALSE means is not archive
- void Close();
-
- HRESULT ReadDatabase(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CArchiveDatabaseEx &database
- #ifndef _NO_CRYPTO
- ,ICryptoGetTextPassword *getTextPassword
- #endif
- );
-};
-
-}}
-
-#endif