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292 lines
8.5 KiB
292 lines
8.5 KiB
// FileSpecification.cpp: implementation of the CFileSpecification class.
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//
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// Copyright (c) 1997-2001 Microsoft Corporation, All Rights Reserved
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//
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//////////////////////////////////////////////////////////////////////
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#include "precomp.h"
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#include "FileSpecification.h"
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#include "ExtendString.h"
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#include "ExtendQuery.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CFileSpecification::CFileSpecification(CRequestObject *pObj, IWbemServices *pNamespace,
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IWbemContext *pCtx):CGenericClass(pObj, pNamespace, pCtx)
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{
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}
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CFileSpecification::~CFileSpecification()
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{
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}
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HRESULT CFileSpecification::CreateObject(IWbemObjectSink *pHandler, ACTIONTYPE atAction)
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{
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HRESULT hr = WBEM_S_NO_ERROR;
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MSIHANDLE hView = NULL;
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MSIHANDLE hRecord = NULL;
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MSIHANDLE hSEView = NULL;
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MSIHANDLE hSERecord = NULL;
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int i = -1;
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WCHAR wcBuf[BUFF_SIZE];
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WCHAR wcProductCode[39];
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WCHAR wcID[39];
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DWORD dwBufSize;
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bool bMatch = false;
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UINT uiStatus;
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bool bGotID = false;
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WCHAR wcFile[BUFF_SIZE];
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WCHAR wcTestCode[39];
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//These will change from class to class
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bool bCheck;
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INSTALLSTATE piInstalled;
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int iState;
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SetSinglePropertyPath(L"CheckID");
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//improve getobject performance by optimizing the query
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if(atAction != ACTIONTYPE_ENUM)
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{
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// we are doing GetObject so we need to be reinitialized
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hr = WBEM_E_NOT_FOUND;
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BSTR bstrCompare;
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int iPos = -1;
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bstrCompare = SysAllocString ( L"CheckID" );
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if ( bstrCompare )
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{
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if(FindIn(m_pRequest->m_Property, bstrCompare, &iPos))
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{
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if ( ::SysStringLen ( m_pRequest->m_Value[iPos] ) < BUFF_SIZE )
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{
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//Get the action we're looking for
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wcscpy(wcBuf, m_pRequest->m_Value[iPos]);
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// safe operation if wcslen ( wcBuf ) > 38
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if ( wcslen ( wcBuf ) > 38 )
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{
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wcscpy(wcTestCode, &(wcBuf[(wcslen(wcBuf) - 38)]));
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}
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else
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{
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// we are not good to go, they have sent us longer string
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SysFreeString ( bstrCompare );
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throw hr;
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}
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// safe because lenght has been tested already in condition
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RemoveFinalGUID(m_pRequest->m_Value[iPos], wcFile);
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bGotID = true;
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}
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else
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{
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// we are not good to go, they have sent us longer string
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SysFreeString ( bstrCompare );
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throw hr;
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}
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}
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SysFreeString ( bstrCompare );
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}
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else
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{
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throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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}
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}
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Query wcQuery;
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wcQuery.Append ( 1, L"select distinct `File`, `Component_`, `FileName`, `FileSize`, `Version`, `Language`, `Attributes`, `Sequence` from File" );
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//optimize for GetObject
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if ( bGotID )
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{
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wcQuery.Append ( 3, L" where `File`=\'", wcFile, L"\'" );
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}
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QueryExt wcQuery1 ( L"select distinct `ComponentId` from Component where `Component`=\'" );
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LPWSTR Buffer = NULL;
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LPWSTR dynBuffer = NULL;
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DWORD dwDynBuffer = 0L;
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while(!bMatch && m_pRequest->Package(++i) && (hr != WBEM_E_CALL_CANCELLED))
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{
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// safe operation:
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// Package ( i ) returns NULL ( tested above ) or valid WCHAR [39]
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wcscpy(wcProductCode, m_pRequest->Package(i));
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if((atAction == ACTIONTYPE_ENUM) || (bGotID && (_wcsicmp(wcTestCode, wcProductCode) == 0))){
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//Open our database
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try
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{
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if ( GetView ( &hView, wcProductCode, wcQuery, L"File", FALSE, FALSE ) )
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{
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uiStatus = g_fpMsiViewFetch(hView, &hRecord);
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while(!bMatch && (uiStatus != ERROR_NO_MORE_ITEMS) && (hr != WBEM_E_CALL_CANCELLED)){
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CheckMSI(uiStatus);
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if(FAILED(hr = SpawnAnInstance(&m_pObj))) throw hr;
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//----------------------------------------------------
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dwBufSize = BUFF_SIZE;
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GetBufferToPut ( hRecord, 1, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, Buffer );
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PutKeyProperty ( m_pObj, pCheckID, Buffer, &bCheck, m_pRequest, 1, wcProductCode );
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if ( dynBuffer && dynBuffer [ 0 ] != 0 )
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{
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dynBuffer [ 0 ] = 0;
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}
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//====================================================
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 3, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, FALSE, 2, pCaption, pDescription );
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PutProperty(m_pObj, pFileSize, g_fpMsiRecordGetInteger(hRecord, 4));
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 5, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pVersion );
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 6, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pLanguage );
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PutProperty(m_pObj, pAttributes, g_fpMsiRecordGetInteger(hRecord, 7));
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PutProperty(m_pObj, pSequence, g_fpMsiRecordGetInteger(hRecord, 8));
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dwBufSize = BUFF_SIZE;
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GetBufferToPut ( hRecord, 2, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, Buffer );
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PutProperty(m_pObj, pName, Buffer);
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// make query on fly
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wcQuery1.Append ( 2, Buffer, L"\'" );
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if ( dynBuffer && dynBuffer [ 0 ] != 0 )
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{
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dynBuffer [ 0 ] = 0;
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}
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if(ERROR_SUCCESS == g_fpMsiDatabaseOpenViewW( msidata.GetDatabase (), wcQuery1, &hSEView)){
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if(ERROR_SUCCESS == g_fpMsiViewExecute(hSEView, 0)){
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try{
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if ( ERROR_SUCCESS == g_fpMsiViewFetch(hSEView, &hSERecord)){
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dwBufSize = BUFF_SIZE;
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GetBufferToPut ( hSERecord, 1, dwBufSize, wcID, dwDynBuffer, dynBuffer, Buffer );
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if ( ValidateComponentID ( Buffer, wcProductCode ) )
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{
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PutProperty(m_pObj, pSoftwareElementID, Buffer);
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dwBufSize = BUFF_SIZE;
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wcscpy(wcBuf, L"");
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piInstalled = g_fpMsiGetComponentPathW(wcProductCode, Buffer, wcBuf, &dwBufSize);
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if ( dynBuffer && dynBuffer [ 0 ] != 0 )
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{
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dynBuffer [ 0 ] = 0;
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}
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SoftwareElementState(piInstalled, &iState);
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PutProperty(m_pObj, pSoftwareElementState, iState);
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PutProperty(m_pObj, pTargetOperatingSystem, GetOS());
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dwBufSize = BUFF_SIZE;
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CheckMSI(g_fpMsiGetProductPropertyW(msidata.GetProduct (), L"ProductVersion", wcBuf,
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&dwBufSize));
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PutProperty(m_pObj, pVersion, wcBuf);
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//----------------------------------------------------
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if(bCheck) bMatch = true;
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if((atAction != ACTIONTYPE_GET) || bMatch){
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hr = pHandler->Indicate(1, &m_pObj);
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}
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}
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}
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}catch(...){
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g_fpMsiViewClose(hSEView);
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g_fpMsiCloseHandle(hSEView);
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g_fpMsiCloseHandle(hSERecord);
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throw;
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}
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g_fpMsiViewClose(hSEView);
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g_fpMsiCloseHandle(hSEView);
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g_fpMsiCloseHandle(hSERecord);
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}
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}
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m_pObj->Release();
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m_pObj = NULL;
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g_fpMsiCloseHandle(hRecord);
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uiStatus = g_fpMsiViewFetch(hView, &hRecord);
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}
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}
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}
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catch(...)
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{
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if ( dynBuffer )
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{
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delete [] dynBuffer;
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dynBuffer = NULL;
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}
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g_fpMsiCloseHandle(hRecord);
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g_fpMsiViewClose(hView);
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g_fpMsiCloseHandle(hView);
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msidata.CloseDatabase ();
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msidata.CloseProduct ();
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if(m_pObj)
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{
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m_pObj->Release();
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m_pObj = NULL;
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}
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throw;
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}
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g_fpMsiCloseHandle(hRecord);
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g_fpMsiViewClose(hView);
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g_fpMsiCloseHandle(hView);
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msidata.CloseDatabase ();
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msidata.CloseProduct ();
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}
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}
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if ( dynBuffer )
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{
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delete [] dynBuffer;
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dynBuffer = NULL;
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}
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return hr;
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}
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