666 lines
20 KiB
C++
666 lines
20 KiB
C++
//----------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 2000.
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//
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// File: umi2nt.cxx
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//
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// Contents: Contains the routines to convert from UMI_PROPERTY structures to
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// NT objects that can be stored in the cache.
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//
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// History: 02-28-00 SivaramR Created.
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//
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//----------------------------------------------------------------------------
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#include "winnt.hxx"
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//----------------------------------------------------------------------------
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// Function: UmiToBooleans
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing a boolean.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise (none now).
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToBooleans(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0;
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BOOL bVal;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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bVal = pPropArray->pUmiValue->bValue[ulIndex];
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_BOOL;
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if(bVal)
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pNtObjects[ulIndex].NTValue.fValue = TRUE;
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else
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pNtObjects[ulIndex].NTValue.fValue = FALSE;
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}
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RRETURN(UMI_S_NO_ERROR);
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}
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//----------------------------------------------------------------------------
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// Function: ConvertSystemTimeToUTCTime
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//
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// Synopsis: Converts a system time structure containing a local time to a
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// system time structure containing UTC time.
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//
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// Arguments:
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//
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// pLocalTime Pointer to local time
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// pUTCTime Returns UTC time
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pUTCTime to contain the UTC time.
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//
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//----------------------------------------------------------------------------
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HRESULT ConvertSystemTimeToUTCTime(
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SYSTEMTIME *pLocalTime,
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SYSTEMTIME *pUTCTime
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)
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{
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HRESULT hr = UMI_S_NO_ERROR;
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FILETIME localft, ft;
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BOOL fRetVal;
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ADsAssert( (pLocalTime != NULL) && (pUTCTime != NULL) );
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fRetVal = SystemTimeToFileTime(pLocalTime, &localft);
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if(!fRetVal)
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BAIL_ON_FAILURE( hr = HRESULT_FROM_WIN32(GetLastError()) );
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fRetVal = LocalFileTimeToFileTime(&localft, &ft);
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if(!fRetVal)
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BAIL_ON_FAILURE( hr = HRESULT_FROM_WIN32(GetLastError()) );
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fRetVal = FileTimeToSystemTime(&ft, pUTCTime);
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if(!fRetVal)
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BAIL_ON_FAILURE( hr = HRESULT_FROM_WIN32(GetLastError()) );
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RRETURN(UMI_S_NO_ERROR);
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error:
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToSystemTimes
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing a system time. The time sent in by the user
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// is local time, so we need to convert it to UTC.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToSystemTimes(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0;
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SYSTEMTIME *pSysTime, UTCTime;
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HRESULT hr = UMI_S_NO_ERROR;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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pSysTime = &(pPropArray->pUmiValue->sysTimeValue[ulIndex]);
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hr = ConvertSystemTimeToUTCTime(pSysTime, &UTCTime);
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BAIL_ON_FAILURE(hr);
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_SYSTEMTIME;
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pNtObjects[ulIndex].NTValue.stSystemTimeValue = UTCTime;
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}
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RRETURN(UMI_S_NO_ERROR);
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error:
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToDwords
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing a DWORD.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise (none now).
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToDwords(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0;
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DWORD dwVal;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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dwVal = pPropArray->pUmiValue->uValue[ulIndex];
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_DWORD;
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pNtObjects[ulIndex].NTValue.dwValue = dwVal;
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}
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RRETURN(UMI_S_NO_ERROR);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToDates
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing a DATE. Only the hours and minutes in the
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// system time are stored in the NT object. Again, the input
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// is local time, so it needs to be converted to UTC.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToDates(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0;
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SYSTEMTIME *pSysTime, UTCTime;
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HRESULT hr = UMI_S_NO_ERROR;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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pSysTime = &(pPropArray->pUmiValue->sysTimeValue[ulIndex]);
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hr = ConvertSystemTimeToUTCTime(pSysTime, &UTCTime);
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BAIL_ON_FAILURE(hr);
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_DATE;
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pNtObjects[ulIndex].NTValue.dwValue =
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UTCTime.wHour*60 + UTCTime.wMinute;
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}
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RRETURN(UMI_S_NO_ERROR);
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error:
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: ConvertSystemTimeToUTCFileTime
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//
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// Synopsis: Converts a system time structure containing a local time to a
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// file time structure containing UTC time.
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//
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// Arguments:
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//
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// pLocalTime Pointer to local time
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// pUTCTime Returns UTC file time
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pUTCFileTime to contain the UTC file time.
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//
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//----------------------------------------------------------------------------
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HRESULT ConvertSystemTimeToUTCFileTime(
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SYSTEMTIME *pLocalTime,
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FILETIME *pUTCFileTime
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)
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{
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HRESULT hr = UMI_S_NO_ERROR;
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FILETIME localft;
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BOOL fRetVal;
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ADsAssert( (pLocalTime != NULL) && (pUTCFileTime != NULL) );
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fRetVal = SystemTimeToFileTime(pLocalTime, &localft);
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if(!fRetVal)
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BAIL_ON_FAILURE( hr = HRESULT_FROM_WIN32(GetLastError()) );
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fRetVal = LocalFileTimeToFileTime(&localft, pUTCFileTime);
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if(!fRetVal)
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BAIL_ON_FAILURE( hr = HRESULT_FROM_WIN32(GetLastError()) );
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RRETURN(UMI_S_NO_ERROR);
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error:
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToDate70s
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing the number of seconds from 1970 to the date
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// in UMI_PROPERTY. Again the input is local time, so it needs
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// to be converted to UTC.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToDate70s(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0;
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SYSTEMTIME *pSysTime;
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FILETIME UTCFileTime;
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HRESULT hr = UMI_S_NO_ERROR;
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LARGE_INTEGER tmpTime;
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DWORD dwSeconds1970 = 0;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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pSysTime = &(pPropArray->pUmiValue->sysTimeValue[ulIndex]);
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hr = ConvertSystemTimeToUTCFileTime(pSysTime, &UTCFileTime);
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BAIL_ON_FAILURE(hr);
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tmpTime.LowPart = UTCFileTime.dwLowDateTime;
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tmpTime.HighPart = UTCFileTime.dwHighDateTime;
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RtlTimeToSecondsSince1970(&tmpTime, (ULONG *) (&dwSeconds1970) );
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_DATE_1970;
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pNtObjects[ulIndex].NTValue.dwSeconds1970 = dwSeconds1970;
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}
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RRETURN(UMI_S_NO_ERROR);
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error:
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToLPWSTRs
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing a string.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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// dwSyntaxId Syntax of the property. There are different syntaxes for
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// strings - Delimited_Strings, Nulled_Strings etc.
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToLPWSTRs(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues,
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DWORD dwSyntaxId
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)
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{
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ULONG ulIndex = 0, i = 0;
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LPWSTR pszStr = NULL;
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HRESULT hr = UMI_S_NO_ERROR;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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pszStr = pPropArray->pUmiValue->pszStrValue[ulIndex];
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pNtObjects[ulIndex].NTType = dwSyntaxId;
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if(pszStr != NULL) {
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pNtObjects[ulIndex].NTValue.pszValue = AllocADsStr(pszStr);
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if(NULL == pNtObjects[ulIndex].NTValue.pszValue)
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BAIL_ON_FAILURE(hr = UMI_E_OUT_OF_MEMORY);
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}
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else
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pNtObjects[ulIndex].NTValue.pszValue = NULL;
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}
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RRETURN(UMI_S_NO_ERROR);
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error:
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for(i = 0; i < ulIndex; i++)
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if(pNtObjects[i].NTValue.pszValue != NULL)
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FreeADsStr(pNtObjects[i].NTValue.pszValue);
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToOctetStrings
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing an octet string.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToOctetStrings(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0, i = 0;
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UMI_OCTET_STRING *pUmiOctetStr;
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HRESULT hr = UMI_S_NO_ERROR;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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pUmiOctetStr = &(pPropArray->pUmiValue->octetStr[ulIndex]);
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_OCTETSTRING;
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pNtObjects[ulIndex].NTValue.octetstring.pByte =
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(BYTE *) AllocADsMem(pUmiOctetStr->uLength);
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if(NULL == pNtObjects[ulIndex].NTValue.octetstring.pByte)
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BAIL_ON_FAILURE(hr = UMI_E_OUT_OF_MEMORY);
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memcpy(pNtObjects[ulIndex].NTValue.octetstring.pByte,
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pUmiOctetStr->lpValue, pUmiOctetStr->uLength);
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pNtObjects[ulIndex].NTValue.octetstring.dwSize = pUmiOctetStr->uLength;
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}
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RRETURN(UMI_S_NO_ERROR);
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error:
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for(i = 0; i < ulIndex; i++)
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if(pNtObjects[i].NTValue.octetstring.pByte != NULL)
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FreeADsMem(pNtObjects[i].NTValue.octetstring.pByte);
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToEncryptedLPWSTRs
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//
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// Synopsis: Converts from UMI_PROPERTY structure to array of NT objects,
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// each containing an encrypted string. Used so that passwords
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// are not stored in cleartext.
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//
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// Arguments:
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//
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// pPropArray Pointer to UMI_PROPERTY structure
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// pNtObjects Array of NT objects that returns the values.
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// ulNumValues Number of values stored in pPropArray
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *pNtObject to return the converted value.
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToEncryptedLPWSTRs(
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT pNtObjects,
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ULONG ulNumValues
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)
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{
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ULONG ulIndex = 0, i = 0;
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LPWSTR pszStr = NULL;
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HRESULT hr = UMI_S_NO_ERROR;
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UNICODE_STRING Password;
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UCHAR Seed = UMI_ENCODE_SEED3;
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ADsAssert( (pPropArray != NULL) && (pNtObjects != NULL) );
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ADsAssert(pPropArray->pUmiValue != NULL);
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for(ulIndex = 0; ulIndex < ulNumValues; ulIndex++)
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{
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pszStr = pPropArray->pUmiValue->pszStrValue[ulIndex];
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pNtObjects[ulIndex].NTType = NT_SYNTAX_ID_EncryptedString;
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if(pszStr != NULL) {
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pNtObjects[ulIndex].NTValue.pszValue = AllocADsStr(pszStr);
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if(NULL == pNtObjects[ulIndex].NTValue.pszValue)
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BAIL_ON_FAILURE(hr = UMI_E_OUT_OF_MEMORY);
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RtlInitUnicodeString(&Password,
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pNtObjects[ulIndex].NTValue.pszValue);
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RtlRunEncodeUnicodeString(&Seed, &Password);
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}
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else
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pNtObjects[ulIndex].NTValue.pszValue = NULL;
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}
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RRETURN(UMI_S_NO_ERROR);
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error:
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for(i = 0; i < ulIndex; i++)
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if(pNtObjects[i].NTValue.pszValue != NULL)
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FreeADsStr(pNtObjects[i].NTValue.pszValue);
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RRETURN(hr);
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}
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//----------------------------------------------------------------------------
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// Function: UmiToWinNTType
|
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//
|
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// Synopsis: Converts from UMI_PROPERTY structure to NT objects that can be
|
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// stored in the cache.
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//
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// Arguments:
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//
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// dwSyntaxId Syntax of property
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// pPropArray Pointer to UMI_PROPERTY structure
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// ppNtObjects Returns a pointer to an NT object that can be stored in the
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// cache.
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//
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// Returns: UMI_S_NO_ERROR if successful. Error code otherwise.
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//
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// Modifies: *ppNtObjects to return a pointer to NT object
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//
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//----------------------------------------------------------------------------
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HRESULT UmiToWinNTType(
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DWORD dwSyntaxId,
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UMI_PROPERTY *pPropArray,
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LPNTOBJECT *ppNtObjects
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)
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{
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ULONG ulNumValues = 0;
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HRESULT hr = UMI_S_NO_ERROR;
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LPNTOBJECT pNtObjects = NULL;
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ADsAssert((pPropArray != NULL) && (ppNtObjects != NULL));
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*ppNtObjects = NULL;
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ulNumValues = pPropArray->uCount;
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pNtObjects = (LPNTOBJECT) AllocADsMem(ulNumValues * sizeof(NTOBJECT));
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if(NULL == pNtObjects)
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BAIL_ON_FAILURE(hr = UMI_E_OUT_OF_MEMORY);
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switch(dwSyntaxId) {
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case NT_SYNTAX_ID_BOOL:
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if(pPropArray->uType != UMI_TYPE_BOOL)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToBooleans(pPropArray, pNtObjects, ulNumValues);
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BAIL_ON_FAILURE(hr);
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break;
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case NT_SYNTAX_ID_SYSTEMTIME:
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if(pPropArray->uType != UMI_TYPE_SYSTEMTIME)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToSystemTimes(pPropArray, pNtObjects, ulNumValues);
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BAIL_ON_FAILURE(hr);
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break;
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case NT_SYNTAX_ID_DWORD:
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if(pPropArray->uType != UMI_TYPE_I4)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToDwords(pPropArray, pNtObjects, ulNumValues);
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BAIL_ON_FAILURE(hr);
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break;
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case NT_SYNTAX_ID_DATE:
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if(pPropArray->uType != UMI_TYPE_SYSTEMTIME)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToDates(pPropArray, pNtObjects, ulNumValues);
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BAIL_ON_FAILURE(hr);
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break;
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case NT_SYNTAX_ID_DATE_1970:
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if(pPropArray->uType != UMI_TYPE_SYSTEMTIME)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToDate70s(pPropArray, pNtObjects, ulNumValues);
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BAIL_ON_FAILURE(hr);
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break;
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case NT_SYNTAX_ID_LPTSTR:
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if(pPropArray->uType != UMI_TYPE_LPWSTR)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToLPWSTRs(pPropArray, pNtObjects, ulNumValues,
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NT_SYNTAX_ID_LPTSTR);
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BAIL_ON_FAILURE(hr);
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break;
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|
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case NT_SYNTAX_ID_DelimitedString:
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if(pPropArray->uType != UMI_TYPE_LPWSTR)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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hr = UmiToLPWSTRs(pPropArray, pNtObjects, ulNumValues,
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NT_SYNTAX_ID_DelimitedString);
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BAIL_ON_FAILURE(hr);
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|
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break;
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|
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case NT_SYNTAX_ID_NulledString:
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if(pPropArray->uType != UMI_TYPE_LPWSTR)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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|
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hr = UmiToLPWSTRs(pPropArray, pNtObjects, ulNumValues,
|
|
NT_SYNTAX_ID_NulledString);
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BAIL_ON_FAILURE(hr);
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|
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|
break;
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|
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|
case NT_SYNTAX_ID_OCTETSTRING:
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if(pPropArray->uType != UMI_TYPE_OCTETSTRING)
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BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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|
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hr = UmiToOctetStrings(pPropArray, pNtObjects, ulNumValues);
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|
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|
BAIL_ON_FAILURE(hr);
|
|
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|
break;
|
|
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case NT_SYNTAX_ID_EncryptedString:
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|
if(pPropArray->uType != UMI_TYPE_LPWSTR)
|
|
BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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|
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|
hr = UmiToEncryptedLPWSTRs(pPropArray, pNtObjects, ulNumValues);
|
|
BAIL_ON_FAILURE(hr);
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|
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break;
|
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default:
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|
BAIL_ON_FAILURE(hr = UMI_E_CANT_CONVERT_DATA);
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} // switch
|
|
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*ppNtObjects = pNtObjects;
|
|
RRETURN(UMI_S_NO_ERROR);
|
|
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|
error:
|
|
if(pNtObjects != NULL)
|
|
FreeADsMem(pNtObjects);
|
|
|
|
RRETURN(hr);
|
|
}
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