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Diffstat (limited to '7zip/Archive/Cab/CabIn.h')
-rwxr-xr-x | 7zip/Archive/Cab/CabIn.h | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/7zip/Archive/Cab/CabIn.h b/7zip/Archive/Cab/CabIn.h deleted file mode 100755 index 4e817e94..00000000 --- a/7zip/Archive/Cab/CabIn.h +++ /dev/null @@ -1,166 +0,0 @@ -// Archive/CabIn.h - -#ifndef __ARCHIVE_CAB_IN_H -#define __ARCHIVE_CAB_IN_H - -#include "../../IStream.h" -#include "../../Common/InBuffer.h" -#include "CabHeader.h" -#include "CabItem.h" - -namespace NArchive { -namespace NCab { - -class CInArchiveException -{ -public: - enum CCauseType - { - kUnexpectedEndOfArchive = 0, - kIncorrectArchive, - kUnsupported, - } Cause; - CInArchiveException(CCauseType cause) : Cause(cause) {} -}; - -struct COtherArchive -{ - AString FileName; - AString DiskName; -}; - -struct CArchiveInfo -{ - Byte VersionMinor; /* cabinet file format version, minor */ - Byte VersionMajor; /* cabinet file format version, major */ - UInt16 NumFolders; /* number of CFFOLDER entries in this cabinet */ - UInt16 NumFiles; /* number of CFFILE entries in this cabinet */ - UInt16 Flags; /* cabinet file option indicators */ - UInt16 SetID; /* must be the same for all cabinets in a set */ - UInt16 CabinetNumber; /* number of this cabinet file in a set */ - - bool ReserveBlockPresent() const { return (Flags & NHeader::NArchive::NFlags::kReservePresent) != 0; } - - bool IsTherePrev() const { return (Flags & NHeader::NArchive::NFlags::kPrevCabinet) != 0; } - bool IsThereNext() const { return (Flags & NHeader::NArchive::NFlags::kNextCabinet) != 0; } - - UInt16 PerCabinetAreaSize; // (optional) size of per-cabinet reserved area - Byte PerFolderAreaSize; // (optional) size of per-folder reserved area - Byte PerDataBlockAreaSize; // (optional) size of per-datablock reserved area - - Byte GetDataBlockReserveSize() const { return (Byte)(ReserveBlockPresent() ? PerDataBlockAreaSize : 0); } - - COtherArchive PreviousArchive; - COtherArchive NextArchive; - - CArchiveInfo() - { - Clear(); - } - - void Clear() - { - PerCabinetAreaSize = 0; - PerFolderAreaSize = 0; - PerDataBlockAreaSize = 0; - } -}; - -struct CInArchiveInfo: public CArchiveInfo -{ - UInt32 Size; /* size of this cabinet file in bytes */ - UInt32 FileHeadersOffset; //offset of the first CFFILE entry -}; - - -class CDatabase -{ -public: - UInt64 StartPosition; - CInArchiveInfo ArchiveInfo; - CObjectVector<CFolder> Folders; - CObjectVector<CItem> Items; - void Clear() - { - ArchiveInfo.Clear(); - Folders.Clear(); - Items.Clear(); - } - bool IsTherePrevFolder() const - { - for (int i = 0; i < Items.Size(); i++) - if (Items[i].ContinuedFromPrev()) - return true; - return false; - } - int GetNumberOfNewFolders() const - { - int res = Folders.Size(); - if (IsTherePrevFolder()) - res--; - return res; - } - UInt32 GetFileOffset(int index) const { return Items[index].Offset; } - UInt32 GetFileSize(int index) const { return Items[index].Size; } -}; - -class CDatabaseEx: public CDatabase -{ -public: - CMyComPtr<IInStream> Stream; -}; - -struct CMvItem -{ - int VolumeIndex; - int ItemIndex; -}; - -class CMvDatabaseEx -{ - bool AreItemsEqual(int i1, int i2); -public: - CObjectVector<CDatabaseEx> Volumes; - CRecordVector<CMvItem> Items; - CRecordVector<int> StartFolderOfVol; - CRecordVector<int> FolderStartFileIndex; - int GetFolderIndex(const CMvItem *mvi) const - { - const CDatabaseEx &db = Volumes[mvi->VolumeIndex]; - return StartFolderOfVol[mvi->VolumeIndex] + - db.Items[mvi->ItemIndex].GetFolderIndex(db.Folders.Size()); - } - void Clear() - { - Volumes.Clear(); - Items.Clear(); - StartFolderOfVol.Clear(); - FolderStartFileIndex.Clear(); - } - void FillSortAndShrink(); - bool Check(); -}; - -class CInArchive -{ - CInBuffer inBuffer; - - Byte ReadByte(); - UInt16 ReadUInt16(); - UInt32 ReadUInt32(); - AString SafeReadName(); - void Skeep(size_t size); - void ReadOtherArchive(COtherArchive &oa); - - HRESULT Open2(IInStream *inStream, - const UInt64 *searchHeaderSizeLimit, - CDatabase &database); -public: - HRESULT Open( - const UInt64 *searchHeaderSizeLimit, - CDatabaseEx &database); -}; - -}} - -#endif |