99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
// Windows/FileIO.h
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#ifndef __WINDOWS_FILEIO_H
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#define __WINDOWS_FILEIO_H
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#include "../Common/Types.h"
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namespace NWindows {
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namespace NFile {
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namespace NIO {
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struct CByHandleFileInfo
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{
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DWORD Attributes;
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FILETIME CreationTime;
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FILETIME LastAccessTime;
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FILETIME LastWriteTime;
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DWORD VolumeSerialNumber;
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UInt64 Size;
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DWORD NumberOfLinks;
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UInt64 FileIndex;
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};
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class CFileBase
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{
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protected:
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HANDLE _handle;
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bool Create(LPCTSTR fileName, DWORD desiredAccess,
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DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
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#ifndef _UNICODE
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bool Create(LPCWSTR fileName, DWORD desiredAccess,
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DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
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#endif
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public:
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CFileBase(): _handle(INVALID_HANDLE_VALUE){};
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~CFileBase();
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bool Close();
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bool GetPosition(UInt64 &position) const;
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bool GetLength(UInt64 &length) const;
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bool Seek(Int64 distanceToMove, DWORD moveMethod, UInt64 &newPosition) const;
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bool Seek(UInt64 position, UInt64 &newPosition);
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bool SeekToBegin();
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bool SeekToEnd(UInt64 &newPosition);
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bool GetFileInformation(CByHandleFileInfo &fileInfo) const;
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};
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class CInFile: public CFileBase
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{
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public:
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bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
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bool OpenShared(LPCTSTR fileName, bool shareForWrite);
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bool Open(LPCTSTR fileName);
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#ifndef _UNICODE
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bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
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bool OpenShared(LPCWSTR fileName, bool shareForWrite);
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bool Open(LPCWSTR fileName);
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#endif
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bool ReadPart(void *data, UInt32 size, UInt32 &processedSize);
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bool Read(void *data, UInt32 size, UInt32 &processedSize);
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};
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class COutFile: public CFileBase
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{
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// DWORD m_CreationDisposition;
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public:
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// COutFile(): m_CreationDisposition(CREATE_NEW){};
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bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
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bool Open(LPCTSTR fileName, DWORD creationDisposition);
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bool Create(LPCTSTR fileName, bool createAlways);
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#ifndef _UNICODE
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bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
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bool Open(LPCWSTR fileName, DWORD creationDisposition);
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bool Create(LPCWSTR fileName, bool createAlways);
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#endif
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/*
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void SetOpenCreationDisposition(DWORD creationDisposition)
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{ m_CreationDisposition = creationDisposition; }
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void SetOpenCreationDispositionCreateAlways()
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{ m_CreationDisposition = CREATE_ALWAYS; }
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*/
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bool SetTime(const FILETIME *creationTime, const FILETIME *lastAccessTime, const FILETIME *lastWriteTime);
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bool SetLastWriteTime(const FILETIME *lastWriteTime);
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bool WritePart(const void *data, UInt32 size, UInt32 &processedSize);
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bool Write(const void *data, UInt32 size, UInt32 &processedSize);
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bool SetEndOfFile();
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bool SetLength(UInt64 length);
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};
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}}}
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#endif
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