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145 lines
3.9 KiB
145 lines
3.9 KiB
// PatchPackageSource.cpp: implementation of the CPatchPackageSource class.
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//
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// Copyright (c) 1997-2002 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 "PatchPackageSource.h"
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#include "ExtendString.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CPatchPackageSource::CPatchPackageSource(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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CPatchPackageSource::~CPatchPackageSource()
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{
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}
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HRESULT CPatchPackageSource::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, hRecord = NULL;
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int i = -1;
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WCHAR wcBuf[39];
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WCHAR wcQuery[BUFF_SIZE];
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WCHAR wcProductCode[39];
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DWORD dwBufSize;
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bool bMatch = false;
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UINT uiStatus;
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CStringExt wcPatch;
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CStringExt wcMedia;
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//These will change from class to class
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bool bPatch, bMedia;
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// safe operation
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// lenght is smaller than BUFF_SIZE ( 512 )
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wcscpy(wcQuery, L"select distinct `PatchId`, `Media_` from PatchPackage");
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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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//Open our database
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try
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{
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if ( GetView ( &hView, wcProductCode, wcQuery, L"PatchPackage", 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 = 39;
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CheckMSI(g_fpMsiRecordGetStringW(hRecord, 1, wcBuf, &dwBufSize));
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if(wcscmp(wcBuf, L"") != 0)
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{
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// safe operation
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wcPatch.Copy ( L"Win32_PatchPackage.PatchID=\"" );
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wcPatch.Append ( 4, wcBuf, L"\",ProductCode=\"", wcProductCode, L"\"" );
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PutKeyProperty(m_pObj, pPatch, wcPatch, &bPatch, m_pRequest);
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dwBufSize = 39;
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CheckMSI(g_fpMsiRecordGetStringW(hRecord, 2, wcBuf, &dwBufSize));
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if(wcscmp(wcBuf, L"") != 0)
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{
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// safe operation
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wcMedia.Copy ( L"Win32_MSILogicalDisk.DiskID=\"" );
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wcMedia.Append ( 2, wcBuf, L"\"" );
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PutKeyProperty(m_pObj, pSource, wcMedia, &bMedia, m_pRequest);
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//----------------------------------------------------
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if(bPatch && bMedia) 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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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 (hRecord)
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g_fpMsiCloseHandle(hRecord);
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if (hView)
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{
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g_fpMsiViewClose(hView);
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g_fpMsiCloseHandle(hView);
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}
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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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if (hRecord)
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g_fpMsiCloseHandle(hRecord);
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if (hView)
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{
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g_fpMsiViewClose(hView);
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g_fpMsiCloseHandle(hView);
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}
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msidata.CloseDatabase ();
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}
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return hr;
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}
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