diff options
Diffstat (limited to 'CPP/7zip/Archive/Cab/CabItem.h')
-rwxr-xr-x | CPP/7zip/Archive/Cab/CabItem.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/CPP/7zip/Archive/Cab/CabItem.h b/CPP/7zip/Archive/Cab/CabItem.h new file mode 100755 index 00000000..21327eca --- /dev/null +++ b/CPP/7zip/Archive/Cab/CabItem.h @@ -0,0 +1,62 @@ +// Archive/CabItem.h + +#ifndef __ARCHIVE_CAB_ITEM_H +#define __ARCHIVE_CAB_ITEM_H + +#include "Common/Types.h" +#include "Common/String.h" +#include "CabHeader.h" + +namespace NArchive { +namespace NCab { + +struct CFolder +{ + UInt32 DataStart; // offset of the first CFDATA block in this folder + UInt16 NumDataBlocks; // number of CFDATA blocks in this folder + Byte CompressionTypeMajor; + Byte CompressionTypeMinor; + Byte GetCompressionMethod() const { return (Byte)(CompressionTypeMajor & 0xF); } +}; + +class CItem +{ +public: + AString Name; + UInt32 Offset; + UInt32 Size; + UInt32 Time; + UInt16 FolderIndex; + UInt16 Flags; + UInt16 Attributes; + UInt64 GetEndOffset() const { return (UInt64)Offset + Size; } + UInt32 GetWinAttributes() const { return (Attributes & ~NHeader::kFileNameIsUTFAttributeMask); } + bool IsNameUTF() const { return (Attributes & NHeader::kFileNameIsUTFAttributeMask) != 0; } + bool IsDirectory() const { return (Attributes & FILE_ATTRIBUTE_DIRECTORY) != 0; } + + bool ContinuedFromPrev() const + { + return + (FolderIndex == NHeader::NFolderIndex::kContinuedFromPrev) || + (FolderIndex == NHeader::NFolderIndex::kContinuedPrevAndNext); + } + bool ContinuedToNext() const + { + return + (FolderIndex == NHeader::NFolderIndex::kContinuedToNext) || + (FolderIndex == NHeader::NFolderIndex::kContinuedPrevAndNext); + } + + int GetFolderIndex(int numFolders) const + { + if (ContinuedFromPrev()) + return 0; + if (ContinuedToNext()) + return (numFolders - 1); + return FolderIndex; + } +}; + +}} + +#endif |