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146 lines
4.5 KiB
146 lines
4.5 KiB
/******************************************************************************
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*
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* Copyright (c) 2000 Microsoft Corporation
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*
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* Module Name:
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* evthandler.h
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*
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* Abstract:
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* CEventHandler class definition
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*
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* Revision History:
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* Brijesh Krishnaswami (brijeshk) 03/17/2000
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* created
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*
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*****************************************************************************/
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#ifndef _EVTHANDLER_H_
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#define _EVTHANDLER_H_
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#include "srrestoreptapi.h"
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#include "counter.h"
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typedef DWORD (WINAPI* WORKITEMFUNC)(PVOID);
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// shell notifications
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DWORD WINAPI OnDiskFree_200(PVOID pszDrive);
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DWORD WINAPI OnDiskFree_80(PVOID pszDrive);
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DWORD WINAPI OnDiskFree_50(PVOID pszDrive);
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DWORD WINAPI PostFilterIo(PVOID pNum);
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extern "C" void CALLBACK TimerCallback(PVOID, BOOLEAN);
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extern "C" void CALLBACK IoCompletionCallback(DWORD dwErrorCode,
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DWORD dwBytesTrns,
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LPOVERLAPPED pOverlapped);
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extern "C" void CALLBACK IdleRequestCallback(PVOID pContext, BOOLEAN fTimerFired);
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extern "C" void CALLBACK IdleStartCallback(PVOID pContext, BOOLEAN fTimerFired);
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extern "C" void CALLBACK IdleStopCallback(PVOID pContext, BOOLEAN fTimerFired);
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#define MAX_IOCTLS 5
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typedef struct _SR_OVERLAPPED
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{
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OVERLAPPED m_overlapped;
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HANDLE m_hDriver;
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DWORD m_dwRecordLength;
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PSR_NOTIFICATION_RECORD m_pRecord;
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} SR_OVERLAPPED, *LPSR_OVERLAPPED;
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class CEventHandler {
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public:
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CEventHandler();
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~CEventHandler();
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// rpc functions
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DWORD DisableSRS(LPWSTR szDrive);
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DWORD EnableSRS(LPWSTR szDrive);
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DWORD DisableFIFOS(DWORD);
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DWORD EnableFIFOS();
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DWORD SRUpdateMonitoredListS(LPWSTR);
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DWORD SRUpdateDSSizeS(LPWSTR pszDrive, UINT64 ullSizeLimit);
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DWORD SRSwitchLogS();
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BOOL SRSetRestorePointS(PRESTOREPOINTINFOW, PSTATEMGRSTATUS);
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DWORD SRRemoveRestorePointS(DWORD);
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DWORD SRPrintStateS();
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// actions on the datastore
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DWORD OnReset(LPWSTR pszDrive); // filter initiated or DisableSRS/EnableSRS initiated
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DWORD OnFreeze(LPWSTR pszDrive); // filter initiated or OnLowDisk initiated
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DWORD OnThaw(LPWSTR pszDrive); // OnTimer initiated
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DWORD OnCompress(LPWSTR pszDrive); // OnIdle initiated
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DWORD OnFifo(LPWSTR pszDrive, DWORD dwTargetRp, int nPercent, BOOL fIncludeCurrentRp, BOOL fFifoAtleastOneRp);
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// filter initiated or timer initiated
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DWORD OnBoot(); // initialize all activity
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DWORD OnFirstRun();
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DWORD OnTimer(LPVOID, BOOL); // timer callback
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DWORD OnIdle();
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void OnStop(); // stop all activity
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// filter notifications
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void OnAny_Notification(DWORD dwErrorCode,
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DWORD dwBytesTrns,
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LPOVERLAPPED pOverlapped);
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void OnFirstWrite_Notification(LPWSTR pszDrive);
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void OnVolumeError_Notification(LPWSTR pszDrive, ULONG ulError);
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void OnSize_Notification(LPWSTR pszDrive, ULONG ulSize);
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DWORD WaitForStop( );
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void SignalStop( );
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DWORD XmlToBlob(LPWSTR);
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DWORD QueueWorkItem(WORKITEMFUNC pFunc, PVOID pv);
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void RefreshCurrentRp(BOOL fScanAllDrives);
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CCounter* GetCounter() {
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return &m_Counter;
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}
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CLock* GetLock() {
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return &m_DSLock;
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}
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CRestorePoint m_CurRp;
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HANDLE m_hIdleStartHandle;
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HANDLE m_hIdleRequestHandle;
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HANDLE m_hIdleStopHandle;
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private:
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CLock m_DSLock;
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HANDLE m_hTimerQueue;
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HANDLE m_hTimer;
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HINSTANCE m_hIdle;
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CCounter m_Counter;
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BOOL m_fNoRpOnSystem;
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FILETIME m_ftFreeze;
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BOOL m_fIdleSrvStarted;
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int m_nNestedCallCount;
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HMODULE m_hCOMDll;
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BOOL m_fCreateRpASAP;
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DWORD InitIdleDetection();
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BOOL EndIdleDetection();
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DWORD InitTimer();
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BOOL EndTimer();
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BOOL IsMachineIdle();
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BOOL IsTimeForAutoRp();
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DWORD WriteRestorePointLog(LPWSTR pszFullPath,
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PRESTOREPOINTINFOW pRPInfo);
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};
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extern CEventHandler *g_pEventHandler;
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#endif
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