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84 lines
1.9 KiB
C++
84 lines
1.9 KiB
C++
// ZipOut.h
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#ifndef __ZIP_OUT_H
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#define __ZIP_OUT_H
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#include "../../../Common/MyCom.h"
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#include "../../Common/OutBuffer.h"
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#include "ZipItem.h"
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namespace NArchive {
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namespace NZip {
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class CItemOut: public CItem
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{
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public:
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FILETIME Ntfs_MTime;
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FILETIME Ntfs_ATime;
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FILETIME Ntfs_CTime;
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bool NtfsTimeIsDefined;
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// It's possible that NtfsTime is not defined, but there is NtfsTime in Extra.
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CItemOut(): NtfsTimeIsDefined(false) {}
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};
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// COutArchive can throw CSystemException and COutBufferException
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class COutArchive
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{
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COutBuffer m_OutBuffer;
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CMyComPtr<IOutStream> m_Stream;
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UInt64 m_Base; // Base of archive (offset in output Stream)
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UInt64 m_CurPos; // Curent position in archive (relative from m_Base)
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UInt64 m_LocalHeaderPos; // LocalHeaderPos (relative from m_Base) for last WriteLocalHeader() call
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UInt32 m_LocalFileHeaderSize;
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UInt32 m_ExtraSize;
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bool m_IsZip64;
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void WriteBytes(const void *data, size_t size);
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void Write8(Byte b);
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void Write16(UInt16 val);
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void Write32(UInt32 val);
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void Write64(UInt64 val);
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void WriteNtfsTime(const FILETIME &ft)
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{
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Write32(ft.dwLowDateTime);
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Write32(ft.dwHighDateTime);
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}
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void WriteExtra(const CExtraBlock &extra);
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void WriteCommonItemInfo(const CLocalItem &item, bool isZip64);
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void WriteCentralHeader(const CItemOut &item);
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void SeekToCurPos();
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public:
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HRESULT Create(IOutStream *outStream);
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UInt64 GetCurPos() const { return m_CurPos; }
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void MoveCurPos(UInt64 distanceToMove)
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{
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m_CurPos += distanceToMove;
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}
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void WriteLocalHeader(CItemOut &item, bool needCheck = false);
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void WriteLocalHeader_Replace(CItemOut &item);
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void WriteDescriptor(const CItemOut &item);
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void WriteCentralDir(const CObjectVector<CItemOut> &items, const CByteBuffer *comment);
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void CreateStreamForCompressing(CMyComPtr<IOutStream> &outStream);
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void CreateStreamForCopying(CMyComPtr<ISequentialOutStream> &outStream);
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};
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}}
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#endif
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