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301 lines
9.2 KiB
301 lines
9.2 KiB
// ClassInfoAction.cpp: implementation of the CClassInfoAction 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 "ClassInfoAction.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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CClassInfoAction::CClassInfoAction(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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CClassInfoAction::~CClassInfoAction()
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{
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}
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HRESULT CClassInfoAction::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 hSView = NULL;
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MSIHANDLE hSRecord = NULL;
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int i = -1;
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WCHAR wcBuf[BUFF_SIZE];
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WCHAR wcQuery1[BUFF_SIZE];
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WCHAR wcProductCode[39];
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WCHAR wcCLSID[BUFF_SIZE];
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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 wcAction[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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SetSinglePropertyPath(L"ActionID");
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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"ActionID" );
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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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GetFirstGUID(m_pRequest->m_Value[iPos], wcAction);
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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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CStringExt wcProp;
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Query wcQuery;
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wcQuery.Append ( 1, L"select distinct `Component_`, `CLSID`, `Context`, `ProgId_Default`, `Description`, `AppId_`, `FileTypeMask`, `DefInprocHandler`, `Argument` from Class" );
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if ( bGotID )
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{
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wcQuery.Append ( 3, L" where `CLSID`=\'", wcAction, L"\'" );
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}
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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"Class", TRUE, 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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if ( ValidateComponentName ( msidata.GetDatabase (), wcProductCode, Buffer ) )
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{
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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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dwBufSize = 39;
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CheckMSI(g_fpMsiRecordGetStringW(hRecord, 2, wcCLSID, &dwBufSize));
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PutProperty(m_pObj, pCLSID, wcCLSID);
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PutProperty(m_pObj, pName, wcCLSID);
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dwBufSize = BUFF_SIZE;
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GetBufferToPut ( hRecord, 3, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, Buffer );
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PutProperty(m_pObj, pContext, Buffer);
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wcProp.Append ( 3, wcCLSID, Buffer, wcProductCode );
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PutKeyProperty(m_pObj, pActionID, wcProp, &bCheck, m_pRequest);
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wcProp.Clear ( );
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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, 4, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pProgID, FALSE );
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 5, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, FALSE, 2, pDescription, pCaption );
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dwBufSize = 39;
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CheckMSI(g_fpMsiRecordGetStringW(hRecord, 6, wcBuf, &dwBufSize));
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PutProperty(m_pObj, pAppID, wcBuf);
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 7, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pFileTypeMask, FALSE );
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 8, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pDefInprocHandler, FALSE );
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hRecord, 9, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pArgument, FALSE );
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// safe operation
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// lenght of wcCLSID is 39 and lenght of wcQuery1 is BUFF_SIZE ( 512 )
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wcscpy(wcQuery1, L"select `RemoteName`, `Insertable` from Class where `CLSID`=\'");
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wcscat(wcQuery1, wcCLSID);
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wcscat(wcQuery1, L"\'");
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if((uiStatus = g_fpMsiDatabaseOpenViewW(msidata.GetDatabase (), wcQuery1, &hSView)) !=
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ERROR_BAD_QUERY_SYNTAX){
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CheckMSI(uiStatus);
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CheckMSI(g_fpMsiViewExecute(hSView, 0));
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try{
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uiStatus = g_fpMsiViewFetch(hSView, &hSRecord);
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if(uiStatus != ERROR_NO_MORE_ITEMS){
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CheckMSI(uiStatus);
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dwBufSize = BUFF_SIZE;
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PutPropertySpecial ( hSRecord, 1, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, pRemoteName, FALSE );
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PutProperty(m_pObj, pInsertable, g_fpMsiRecordGetInteger(hSRecord, 2));
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}
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}catch(...){
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g_fpMsiViewClose(hSView);
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g_fpMsiCloseHandle(hSView);
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g_fpMsiCloseHandle(hSRecord);
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throw;
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}
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g_fpMsiViewClose(hSView);
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g_fpMsiCloseHandle(hSView);
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g_fpMsiCloseHandle(hSRecord);
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}
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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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else
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{
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if ( dynBuffer && dynBuffer [ 0 ] != 0 )
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{
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dynBuffer [ 0 ] = NULL;
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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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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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}
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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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