388 lines
11 KiB
C++
388 lines
11 KiB
C++
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/******************************************************************************
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Copyright (c) 1999-2000 Microsoft Corporation
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Module Name:
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rstrmgr.cpp
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Abstract:
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This file contains the implementation of the CRestoreManager class, which
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controls overall restoration process and provides methods to control &
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help user experience flow.
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Revision History:
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Seong Kook Khang (SKKhang) 05/10/00
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created
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******************************************************************************/
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#include "stdwin.h"
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#include <srrpcapi.h>
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#include "enumlogs.h"
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#include "rstrpriv.h"
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#include "rstrmgr.h"
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#include "extwrap.h"
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/////////////////////////////////////////////////////////////////////////////
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//
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// CSRExternalWrapper class
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//
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/////////////////////////////////////////////////////////////////////////////
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class CSRExternalWrapper : public ISRExternalWrapper
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{
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// ISRExternalWrapper methods
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public:
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BOOL BuildRestorePointList( CDPA_RPI *paryRPI );
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BOOL DisableFIFO( DWORD dwRP );
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DWORD EnableFIFO();
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//BOOL SetRestorePoint( RESTOREPOINTINFO *pRPI, STATEMGRSTATUS *pStatus );
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BOOL SetRestorePoint( LPCWSTR cszDesc, INT64 *pllRP );
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BOOL RemoveRestorePoint( DWORD dwRP );
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BOOL Release();
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};
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/////////////////////////////////////////////////////////////////////////////
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// CSRExternalWrapper - ISRExternalWrapper methods
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BOOL CSRExternalWrapper::BuildRestorePointList( CDPA_RPI *paryRPI )
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{
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TraceFunctEnter("CSRExternalWrapper::BuildRestorePointList");
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BOOL fRet = FALSE;
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BOOL fExist;
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CRestorePointEnum cRPEnum;
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CRestorePoint cRP;
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DWORD dwRes;
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PSRPI pRPI;
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dwRes = cRPEnum.FindFirstRestorePoint( cRP );
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// if rp.log doesn't exist for a restore point, we skip it and list all others
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while ( dwRes == ERROR_SUCCESS || dwRes == ERROR_FILE_NOT_FOUND)
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{
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// Ignoring any nonstandard restore point types (e.g. shutdown),
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// assuming they can no longer be created on Whistler.
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// skip restore points that don't have rp.log +
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// skip cancelled restore points
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if (dwRes != ERROR_FILE_NOT_FOUND && ! cRP.IsDefunct())
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{
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pRPI = new SRestorePointInfo;
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if ( pRPI == NULL )
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{
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ErrorTrace(TRACE_ID, "Cannot create RPI Instance...");
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goto Exit;
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}
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pRPI->dwType = cRP.GetType();
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pRPI->dwNum = cRP.GetNum();
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pRPI->strDir = cRP.GetDir();
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pRPI->strName = cRP.GetName();
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pRPI->stTimeStamp.SetTime( cRP.GetTime(), FALSE );
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if ( !paryRPI->AddItem( pRPI ) )
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goto Exit;
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}
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else
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{
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DebugTrace(TRACE_ID, "Ignoring cancelled restore point");
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}
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dwRes = cRPEnum.FindNextRestorePoint( cRP );
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}
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fRet = TRUE;
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Exit:
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//BUGBUG - keep an eye on this, dummy at this moment
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cRPEnum.FindClose();
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TraceFunctLeave();
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return( fRet );
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}
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/***************************************************************************/
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BOOL CSRExternalWrapper::DisableFIFO( DWORD dwRP )
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{
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TraceFunctEnter("CSRExternalWrapper::DisableFIFO");
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BOOL fRet = FALSE;
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DWORD dwRes;
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dwRes = ::DisableFIFO( dwRP );
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if ( dwRes != ERROR_SUCCESS )
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{
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LPCWSTR cszErr = ::GetSysErrStr( dwRes );
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ErrorTrace(0, "::DisableFIFO failed - %ls", cszErr);
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goto Exit;
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}
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fRet = TRUE;
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Exit:
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TraceFunctLeave();
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return( fRet );
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}
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/***************************************************************************/
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DWORD CSRExternalWrapper::EnableFIFO()
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{
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TraceFunctEnter("CSRExternalWrapper::EnableFIFO");
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DWORD dwRes;
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dwRes = ::EnableFIFO();
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if ( dwRes != ERROR_SUCCESS )
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{
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LPCWSTR cszErr = ::GetSysErrStr( dwRes );
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ErrorTrace(0, "::EnableFIFO failed - %ls", cszErr);
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goto Exit;
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}
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Exit:
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TraceFunctLeave();
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return( dwRes );
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}
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/*
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BOOL CSRExternalWrapper::SetRestorePoint( RESTOREPOINTINFO *pRPI, STATEMGRSTATUS *pStatus )
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{
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return( TRUE );
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}
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*/
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/***************************************************************************/
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BOOL CSRExternalWrapper::SetRestorePoint( LPCWSTR cszDesc, INT64 *pllRP )
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{
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TraceFunctEnter("CSRExternalWrapper::SetRestorePoint");
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BOOL fRet = FALSE;
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RESTOREPOINTINFO sRPInfo;
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STATEMGRSTATUS sSmgrStatus;
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sRPInfo.dwEventType = BEGIN_SYSTEM_CHANGE;
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sRPInfo.dwRestorePtType = CHECKPOINT;
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sRPInfo.llSequenceNumber = 0;
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sRPInfo.szDescription[MAX_DESC_W-1] = L'\0';
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::lstrcpyn( sRPInfo.szDescription, cszDesc, MAX_DESC_W );
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if ( !::SRSetRestorePoint( &sRPInfo, &sSmgrStatus ) )
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{
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ErrorTrace(0, "::SRSetRestorePoint failed, status=%d", sSmgrStatus.nStatus);
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goto Exit;
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}
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if ( pllRP != NULL )
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*pllRP = sSmgrStatus.llSequenceNumber;
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fRet = TRUE;
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Exit:
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TraceFunctLeave();
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return( fRet );
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}
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/***************************************************************************/
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BOOL CSRExternalWrapper::RemoveRestorePoint( DWORD dwRP )
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{
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TraceFunctEnter("CSRExternalWrapper::RemoveRestorePoint");
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BOOL fRet = FALSE;
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DWORD dwRes;
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dwRes = ::SRRemoveRestorePoint( dwRP );
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if ( dwRes != ERROR_SUCCESS )
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{
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LPCWSTR cszErr = ::GetSysErrStr( dwRes );
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ErrorTrace(0, "::SRRemoveRestorePoint failed - %ls", cszErr);
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goto Exit;
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}
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fRet = TRUE;
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Exit:
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TraceFunctLeave();
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return( fRet );
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}
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/***************************************************************************/
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BOOL CSRExternalWrapper::Release()
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{
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TraceFunctEnter("CSRExternalWrapper::Release");
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delete this;
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TraceFunctLeave();
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return( TRUE );
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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// CSRExternalWrapperStub class
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//
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/////////////////////////////////////////////////////////////////////////////
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class CSRExternalWrapperStub : public ISRExternalWrapper
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{
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// ISRExternalWrapper methods
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public:
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BOOL BuildRestorePointList( CDPA_RPI *paryRPI );
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BOOL DisableFIFO( DWORD dwRP );
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DWORD EnableFIFO();
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//BOOL SetRestorePoint( RESTOREPOINTINFO *pRPI, STATEMGRSTATUS *pStatus );
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BOOL SetRestorePoint( LPCWSTR cszDesc, INT64 *pllRP );
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BOOL RemoveRestorePoint( DWORD dwRP );
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BOOL Release();
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};
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/////////////////////////////////////////////////////////////////////////////
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// CSRExternalWrapperStub - ISRExternalWrapper methods
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#define FTUNITPERDAY ((INT64)24*60*60*1000*1000*10)
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struct SRPIStub
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{
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DWORD dwType;
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LPCWSTR cszName;
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//CSRTime stTime;
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};
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static SRPIStub s_aryRPIList[] =
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{
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{ CHECKPOINT, L"System Check Point" },
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{ APPLICATION_INSTALL, L"Office 2000 Install" },
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{ RESTORE, L"Restore" },
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{ CHECKPOINT, L"System Check Point" },
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{ CHECKPOINT, L"System Check Point" },
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{ CHECKPOINT, L"System Check Point" },
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{ APPLICATION_INSTALL, L"InocuLan Install" },
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{ APPLICATION_INSTALL, L"Flight Simulator 2000 Install" },
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{ APPLICATION_INSTALL, L"Norton Utilities Install" },
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{ CHECKPOINT, L"System Check Point" },
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{ APPLICATION_INSTALL, L"Evil App Install" },
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{ CHECKPOINT, L"System Check Point" },
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{ RESTORE, L"Restore" },
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{ RESTORE, L"Restore" },
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{ CHECKPOINT, L"System Check Point" },
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{ CHECKPOINT, L"System Check Point" }
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};
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#define COUNT_RPI_ENTRY (sizeof(s_aryRPIList)/sizeof(SRPIStub))
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static int s_nRPTimeOff[COUNT_RPI_ENTRY] =
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{ -60, -59, -57, -57, -31, -30, -6, -6, -6, -6, -4, -3, -2, -2, -1, 0 };
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BOOL CSRExternalWrapperStub::BuildRestorePointList( CDPA_RPI *paryRPI )
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{
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TraceFunctEnter("CSRExternalWrapperStub::BuildRestorePointList");
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BOOL fRet = FALSE;
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int i;
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PSRPI pRPI;
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ULARGE_INTEGER ullTime;
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ULARGE_INTEGER ullOff;
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::GetSystemTimeAsFileTime( (PFILETIME)&ullTime );
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for ( i = 0; i < COUNT_RPI_ENTRY; i++ )
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{
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pRPI = new SRestorePointInfo;
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if ( pRPI == NULL )
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{
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ErrorTrace(TRACE_ID, "Insufficient memory, cannot allocate RPI");
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goto Exit;
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}
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pRPI->dwType = s_aryRPIList[i].dwType;
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pRPI->strDir = L"c:\\some\\dummy\\directory\\name";
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pRPI->strName = s_aryRPIList[i].cszName;
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ullOff = ullTime;
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ullOff.QuadPart += s_nRPTimeOff[i] * FTUNITPERDAY;
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pRPI->stTimeStamp.SetTime( (PFILETIME)&ullOff );
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paryRPI->AddItem( pRPI );
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}
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fRet = TRUE;
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Exit:
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TraceFunctLeave();
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return( fRet );
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}
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/***************************************************************************/
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BOOL CSRExternalWrapperStub::DisableFIFO( DWORD )
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{
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TraceFunctEnter("CSRExternalWrapperStub::DisableFIFO");
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TraceFunctLeave();
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return( TRUE );
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}
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/***************************************************************************/
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DWORD CSRExternalWrapperStub::EnableFIFO()
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{
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TraceFunctEnter("CSRExternalWrapperStub::EnableFIFO");
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TraceFunctLeave();
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return( ERROR_SUCCESS );
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}
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/*
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BOOL CSRExternalWrapperStub::SetRestorePoint( RESTOREPOINTINFO *pRPI, STATEMGRSTATUS *pStatus )
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{
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TraceFunctEnter("CSRExternalWrapperStub::SetRestorePoint");
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TraceFunctLeave();
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return( TRUE );
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}
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*/
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/***************************************************************************/
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BOOL CSRExternalWrapperStub::SetRestorePoint( LPCWSTR, INT64* )
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{
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TraceFunctEnter("CSRExternalWrapperStub::SetRestorePoint");
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TraceFunctLeave();
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return( TRUE );
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}
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/***************************************************************************/
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BOOL CSRExternalWrapperStub::RemoveRestorePoint( DWORD )
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{
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TraceFunctEnter("CSRExternalWrapperStub::RemoveRestorePoint");
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TraceFunctLeave();
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return( TRUE );
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}
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/***************************************************************************/
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BOOL CSRExternalWrapperStub::Release()
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{
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TraceFunctEnter("CSRExternalWrapperStub::Release");
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delete this;
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TraceFunctLeave();
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return( TRUE );
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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// CreateSRExternalWrapper
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//
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/////////////////////////////////////////////////////////////////////////////
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BOOL CreateSRExternalWrapper( BOOL fUseStub, ISRExternalWrapper **ppExtWrap )
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{
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TraceFunctEnter("CreateSRExternalWrapper");
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BOOL fRet = FALSE;
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if ( fUseStub )
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*ppExtWrap = new CSRExternalWrapperStub;
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else
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*ppExtWrap = new CSRExternalWrapper;
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if ( *ppExtWrap == NULL )
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{
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ErrorTrace(TRACE_ID, "Insufficient memory...");
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goto Exit;
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}
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fRet = TRUE;
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Exit:
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TraceFunctLeave();
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return( fRet );
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}
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// end of file
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