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113 lines
3.4 KiB
113 lines
3.4 KiB
// NTFS Compression Disk Cleanup cleaner
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#ifndef COMPCLEN_H
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#define COMPCLEN_H
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#include "common.h"
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#define COMPCLN_REGPATH TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VolumeCaches\\Compress old files")
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#define MAX_DAYS 500 // Settings dialog spin control max
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#define MIN_DAYS 1 // Settings dialog spin control min
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#define DEFAULT_DAYS 50 // Default #days if no setting in registry
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// Manufactures instances of our CCompCleaner object
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class CCompCleanerClassFactory : public IClassFactory
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{
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private:
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ULONG m_cRef; // Reference count
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~CCompCleanerClassFactory();
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public:
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CCompCleanerClassFactory();
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// IUnknown
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STDMETHODIMP QueryInterface(REFIID, void **);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// IClassFactory
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STDMETHODIMP CreateInstance(IUnknown *, REFIID, void **);
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STDMETHODIMP LockServer(BOOL);
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};
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// the Compression Cleaner Class
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class CCompCleaner : public IEmptyVolumeCache2
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{
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private:
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ULONG m_cRef; // reference count
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ULARGE_INTEGER cbSpaceUsed;
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ULARGE_INTEGER cbSpaceFreed;
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FILETIME ftMinLastAccessTime;
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TCHAR szVolume[MAX_PATH];
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TCHAR szFolder[MAX_PATH];
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BOOL bPurged; // TRUE if Purge() method was run
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BOOL bSettingsMode; // TRUE if currently in settings mode
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CLEANFILESTRUCT *head;
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BOOL AddDirToList(LPCTSTR lpPath);
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void FreeList(CLEANFILESTRUCT *pCleanFile);
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BOOL WalkForUsedSpace(LPCTSTR lpPath, IEmptyVolumeCacheCallBack *picb, BOOL bCompress, int depth);
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BOOL CompressFile(IEmptyVolumeCacheCallBack *picb, LPCTSTR lpFile, ULARGE_INTEGER filesize);
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void WalkFileSystem(IEmptyVolumeCacheCallBack *picb, BOOL bCompress);
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void CalcLADFileTime();
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BOOL LastAccessisOK(FILETIME ftFileLastAccess);
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~CCompCleaner(void);
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public:
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CCompCleaner(void);
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// IUnknown
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STDMETHODIMP QueryInterface(REFIID, void **);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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//
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// IEmptyVolumeCache2 interface members
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//
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STDMETHODIMP Initialize(
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HKEY hRegKey,
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LPCWSTR pszVolume,
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LPWSTR *ppszDisplayName,
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LPWSTR *ppszDescription,
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DWORD *pdwFlags
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);
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STDMETHODIMP GetSpaceUsed(
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DWORDLONG *pdwSpaceUsed,
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IEmptyVolumeCacheCallBack *picb
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);
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STDMETHODIMP Purge(
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DWORDLONG dwSpaceToFree,
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IEmptyVolumeCacheCallBack *picb
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);
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STDMETHODIMP ShowProperties(
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HWND hwnd
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);
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STDMETHODIMP Deactivate(
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DWORD *pdwFlags
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);
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STDMETHODIMP InitializeEx(
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HKEY hRegKey,
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LPCWSTR pcwszVolume,
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LPCWSTR pcwszKeyName,
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LPWSTR *ppwszDisplayName,
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LPWSTR *ppwszDescription,
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LPWSTR *ppwszBtnText,
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DWORD *pdwFlags
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);
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};
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#endif // CCLEAN_H
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